node 0: slabs: 1073, objs: 12876, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1073, objs: 12876, free: 0
INFO: task syz-executor.0:14513 can't die for more than 143 seconds.
task:syz-executor.0 state:D stack:26072 pid:14513 ppid: 290 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_timeout+0x194/0x480 kernel/time/timer.c:1881
reclaim_throttle+0x1c5/0x570 mm/vmscan.c:1072
consider_reclaim_throttle mm/vmscan.c:3399 [inline]
shrink_zones mm/vmscan.c:3486 [inline]
do_try_to_free_pages+0x7ab/0x1590 mm/vmscan.c:3541
try_to_free_pages+0x288/0x6b0 mm/vmscan.c:3776
__perform_reclaim mm/page_alloc.c:4603 [inline]
__alloc_pages_direct_reclaim mm/page_alloc.c:4624 [inline]
__alloc_pages_slowpath.constprop.0+0x9f7/0x1f10 mm/page_alloc.c:5014
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
relay_alloc_buf kernel/relay.c:124 [inline]
relay_create_buf kernel/relay.c:165 [inline]
relay_open_buf.part.0+0x2a4/0xc00 kernel/relay.c:387
relay_open_buf kernel/relay.c:384 [inline]
relay_open kernel/relay.c:520 [inline]
relay_open+0x4ec/0x970 kernel/relay.c:477
do_blk_trace_setup+0x4c3/0xc80 kernel/trace/blktrace.c:549
__blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:589
blk_trace_setup+0x43/0x60 kernel/trace/blktrace.c:607
sg_ioctl_common drivers/scsi/sg.c:1123 [inline]
sg_ioctl+0x6b1/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa732d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecaf60 RCX: 00007f6fa9db7b19
RDX: 0000000020000000 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa732d300 R15: 0000000000022000
INFO: task syz-executor.0:14529 can't die for more than 143 seconds.
task:syz-executor.0 state:D stack:30240 pid:14529 ppid: 290 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6428
__mutex_lock_common kernel/locking/mutex.c:673 [inline]
__mutex_lock+0xb7e/0x1480 kernel/locking/mutex.c:733
blk_trace_remove+0x1e/0x40 kernel/trace/blktrace.c:364
sg_ioctl_common drivers/scsi/sg.c:1131 [inline]
sg_ioctl+0xddb/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa730c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecb020 RCX: 00007f6fa9db7b19
RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa730c300 R15: 0000000000022000
INFO: task syz-executor.0:14529 blocked for more than 143 seconds.
Not tainted 5.16.0-rc4-next-20211208 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:30240 pid:14529 ppid: 290 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6428
__mutex_lock_common kernel/locking/mutex.c:673 [inline]
__mutex_lock+0xb7e/0x1480 kernel/locking/mutex.c:733
blk_trace_remove+0x1e/0x40 kernel/trace/blktrace.c:364
sg_ioctl_common drivers/scsi/sg.c:1131 [inline]
sg_ioctl+0xddb/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa730c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecb020 RCX: 00007f6fa9db7b19
RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa730c300 R15: 0000000000022000
INFO: task syz-executor.0:14530 can't die for more than 143 seconds.
task:syz-executor.0 state:D stack:28520 pid:14530 ppid: 290 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6428
__mutex_lock_common kernel/locking/mutex.c:673 [inline]
__mutex_lock+0xb7e/0x1480 kernel/locking/mutex.c:733
blk_trace_remove+0x1e/0x40 kernel/trace/blktrace.c:364
sg_ioctl_common drivers/scsi/sg.c:1131 [inline]
sg_ioctl+0xddb/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa72eb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecb0e0 RCX: 00007f6fa9db7b19
RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa72eb300 R15: 0000000000022000
INFO: task syz-executor.0:14530 blocked for more than 143 seconds.
Not tainted 5.16.0-rc4-next-20211208 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:28520 pid:14530 ppid: 290 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6428
__mutex_lock_common kernel/locking/mutex.c:673 [inline]
__mutex_lock+0xb7e/0x1480 kernel/locking/mutex.c:733
blk_trace_remove+0x1e/0x40 kernel/trace/blktrace.c:364
sg_ioctl_common drivers/scsi/sg.c:1131 [inline]
sg_ioctl+0xddb/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa72eb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecb0e0 RCX: 00007f6fa9db7b19
RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa72eb300 R15: 0000000000022000
INFO: task syz-executor.0:14539 can't die for more than 143 seconds.
task:syz-executor.0 state:D stack:29680 pid:14539 ppid: 290 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6428
__mutex_lock_common kernel/locking/mutex.c:673 [inline]
__mutex_lock+0xb7e/0x1480 kernel/locking/mutex.c:733
blk_trace_setup+0x2f/0x60 kernel/trace/blktrace.c:606
sg_ioctl_common drivers/scsi/sg.c:1123 [inline]
sg_ioctl+0x6b1/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa72a9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecb260 RCX: 00007f6fa9db7b19
RDX: 0000000020000000 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa72a9300 R15: 0000000000022000
INFO: task syz-executor.0:14539 blocked for more than 143 seconds.
Not tainted 5.16.0-rc4-next-20211208 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:29680 pid:14539 ppid: 290 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4986 [inline]
__schedule+0x882/0x2160 kernel/sched/core.c:6296
schedule+0xd2/0x260 kernel/sched/core.c:6369
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6428
__mutex_lock_common kernel/locking/mutex.c:673 [inline]
__mutex_lock+0xb7e/0x1480 kernel/locking/mutex.c:733
blk_trace_setup+0x2f/0x60 kernel/trace/blktrace.c:606
sg_ioctl_common drivers/scsi/sg.c:1123 [inline]
sg_ioctl+0x6b1/0x2830 drivers/scsi/sg.c:1165
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6fa9db7b19
RSP: 002b:00007f6fa72a9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6fa9ecb260 RCX: 00007f6fa9db7b19
RDX: 0000000020000000 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f6fa9e11f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbdfb3c3f R14: 00007f6fa72a9300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by systemd/1:
#0: ffff888007c97170 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888007c97170 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by khungtaskd/24:
#0: ffffffff85201860 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6460
1 lock held by systemd-journal/110:
#0: ffff888007c9e7a0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888007c9e7a0 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by systemd-udevd/125:
#0: ffff888007c9e7a0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888007c9e7a0 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by systemd-timesyn/126:
#0: ffff888007e33690 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888007e33690 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by cron/169:
#0: ffff888007c93500 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:787 [inline]
#0: ffff888007c93500 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: lookup_slow fs/namei.c:1723 [inline]
#0: ffff888007c93500 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: walk_component+0x402/0x6a0 fs/namei.c:2020
1 lock held by in:imklog/186:
#0: ffff888015a48580 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888015a48580 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by syz-fuzzer/264:
#0: ffff88801b929920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff88801b929920 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by syz-fuzzer/265:
#0: ffff88801b929920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff88801b929920 (mapping.invalidate_lock){++++}-{3:3}, at: page_cache_ra_unbounded+0x1c0/0x810 mm/readahead.c:194
1 lock held by syz-fuzzer/5844:
#0: ffff88801b929920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff88801b929920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x2ba/0x2820 mm/filemap.c:3143
3 locks held by syz-executor.0/14513:
#0: ffff88800b4582d0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_setup+0x2f/0x60 kernel/trace/blktrace.c:606
#1: ffffffff85245f28 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open kernel/relay.c:518 [inline]
#1: ffffffff85245f28 (relay_channels_mutex){+.+.}-{3:3}, at: relay_open+0x39c/0x970 kernel/relay.c:477
#2: ffffffff852a4ea0 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4600 [inline]
#2: ffffffff852a4ea0 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4624 [inline]
#2: ffffffff852a4ea0 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x951/0x1f10 mm/page_alloc.c:5014
1 lock held by syz-executor.0/14529:
#0: ffff88800b4582d0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1e/0x40 kernel/trace/blktrace.c:364
1 lock held by syz-executor.0/14530:
#0: ffff88800b4582d0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1e/0x40 kernel/trace/blktrace.c:364
1 lock held by syz-executor.0/14539:
#0: ffff88800b4582d0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_setup+0x2f/0x60 kernel/trace/blktrace.c:606
=============================================
warn_alloc: 573 callbacks suppressed
kworker/u4:0: page allocation failure: order:0, mode:0x40820(GFP_ATOMIC|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0
CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Workqueue: phy6 ieee80211_iface_work
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
warn_alloc.cold+0x87/0x18d mm/page_alloc.c:4235
__alloc_pages_slowpath.constprop.0+0x1a21/0x1f10 mm/page_alloc.c:5120
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
alloc_slab_page mm/slub.c:1799 [inline]
allocate_slab mm/slub.c:1952 [inline]
new_slab+0x272/0x360 mm/slub.c:2004
___slab_alloc+0x76d/0xa60 mm/slub.c:3019
__slab_alloc.constprop.0+0x45/0x80 mm/slub.c:3106
slab_alloc_node mm/slub.c:3197 [inline]
slab_alloc mm/slub.c:3239 [inline]
kmem_cache_alloc_trace+0x2db/0x3c0 mm/slub.c:3256
kmalloc include/linux/slab.h:581 [inline]
kzalloc include/linux/slab.h:715 [inline]
ieee802_11_parse_elems_crc+0xd2/0xf70 net/mac80211/util.c:1471
ieee802_11_parse_elems net/mac80211/ieee80211_i.h:2208 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1605 [inline]
ieee80211_ibss_rx_queued_mgmt+0xdaf/0x32d0 net/mac80211/ibss.c:1639
ieee80211_iface_process_skb net/mac80211/iface.c:1527 [inline]
ieee80211_iface_work+0xa57/0xcd0 net/mac80211/iface.c:1581
process_one_work+0xa30/0x1710 kernel/workqueue.c:2318
worker_thread+0x62a/0x13e0 kernel/workqueue.c:2465
kthread+0x40c/0x500 kernel/kthread.c:345
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:35248 isolated_anon:0
active_file:1418 inactive_file:1431 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64694
mapped:69770 shmem:115 pagetables:4272 bounce:0
kernel_misc_reclaimable:0
free:2199 free_pcp:421 free_cma:0
Node 0 active_anon:28280kB inactive_anon:140992kB active_file:5672kB inactive_file:5724kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:279080kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7584kB pagetables:17088kB all_unreclaimable? yes
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:2316kB boost:12648kB min:17768kB low:19424kB high:21080kB reserved_highatomic:18432KB active_anon:28280kB inactive_anon:140992kB active_file:5672kB inactive_file:5724kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:1684kB local_pcp:188kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 47*4kB (H) 34*8kB (H) 28*16kB (H) 4*32kB (H) 4*64kB (H) 0*128kB 2*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 2316kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2964 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
slab_out_of_memory: 47 callbacks suppressed
SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
node 0: slabs: 2482, objs: 8310, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
node 0: slabs: 2495, objs: 8336, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO)
cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0
node 0: slabs: 2508, objs: 8362, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC)
cache: skbuff_head_cache, object size: 232, buffer size: 320, default order: 0, min order: 0
node 0: slabs: 1078, objs: 12936, free: 0
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:35248 isolated_anon:0
active_file:1366 inactive_file:1391 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64612
mapped:69703 shmem:115 pagetables:4272 bounce:0
kernel_misc_reclaimable:0
free:2513 free_pcp:0 free_cma:0
Node 0 active_anon:28280kB inactive_anon:140992kB active_file:5464kB inactive_file:5564kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278812kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7552kB pagetables:17088kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:3572kB boost:8192kB min:13312kB low:14968kB high:16624kB reserved_highatomic:12288KB active_anon:28280kB inactive_anon:140992kB active_file:5464kB inactive_file:5564kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 133*4kB (UMEH) 80*8kB (UMH) 35*16kB (UMH) 20*32kB (UMH) 3*64kB (MH) 1*128kB (H) 2*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 3716kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2893 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 118KB 118KB
sgpool-16 63KB 63KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 225KB 225KB
biovec-16 33KB 33KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3900KB 3990KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 584KB 600KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145184KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16572KB 16572KB
kmalloc-512 13176KB 13604KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 705KB 716KB
kmalloc-64 1797KB 1828KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz4,task=syz-executor.4,pid=7712,uid=0
Out of memory: Killed process 7712 (syz-executor.4) total-vm:93544kB, anon-rss:2348kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000
oom_reaper: reaped process 7712 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34765 isolated_anon:0
active_file:1320 inactive_file:1405 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64637
mapped:69682 shmem:115 pagetables:4251 bounce:0
kernel_misc_reclaimable:0
free:2970 free_pcp:139 free_cma:0
Node 0 active_anon:28280kB inactive_anon:139060kB active_file:5364kB inactive_file:5704kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278728kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7520kB pagetables:17004kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:4784kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:12288KB active_anon:28280kB inactive_anon:139480kB active_file:5376kB inactive_file:5564kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:580kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 81*4kB (UMEH) 169*8kB (UMH) 48*16kB (UMH) 25*32kB (UMH) 5*64kB (UMH) 1*128kB (H) 2*256kB (UH) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 4716kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2956 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 121KB 121KB
sgpool-16 63KB 63KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 225KB 225KB
biovec-16 33KB 33KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3920KB 3990KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 569KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145334KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16732KB 16732KB
kmalloc-512 13238KB 13604KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 705KB 716KB
kmalloc-64 1810KB 1828KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz4,task=syz-executor.4,pid=7685,uid=0
Out of memory: Killed process 7685 (syz-executor.4) total-vm:93412kB, anon-rss:2340kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000
oom_reaper: reaped process 7685 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34267 isolated_anon:0
active_file:1348 inactive_file:1352 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64600
mapped:69705 shmem:115 pagetables:4223 bounce:0
kernel_misc_reclaimable:0
free:2087 free_pcp:303 free_cma:0
Node 0 active_anon:28280kB inactive_anon:137068kB active_file:5392kB inactive_file:5408kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278820kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7520kB pagetables:16892kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:1868kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:16384KB active_anon:28280kB inactive_anon:137488kB active_file:5236kB inactive_file:5768kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:1212kB local_pcp:696kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 19*4kB (MEH) 16*8kB (UMEH) 8*16kB (UH) 6*32kB (UH) 3*64kB (UH) 2*128kB (UH) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1228kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2895 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 128KB 128KB
sgpool-16 63KB 63KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 252KB 252KB
biovec-16 33KB 33KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3887KB 3982KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 569KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145186KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16572KB 16572KB
kmalloc-512 13130KB 13448KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 699KB 716KB
kmalloc-64 1804KB 1828KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz0,task=syz-executor.0,pid=14509,uid=0
Out of memory: Killed process 14513 (syz-executor.0) total-vm:94072kB, anon-rss:468kB, file-rss:34820kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000
oom_reaper: reaped process 14513 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34217 isolated_anon:0
active_file:1363 inactive_file:1354 isolated_file:1
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64623
mapped:69722 shmem:115 pagetables:4216 bounce:0
kernel_misc_reclaimable:0
free:2026 free_pcp:11 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136868kB active_file:5452kB inactive_file:5416kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:278888kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7520kB pagetables:16864kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:1624kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:12288KB active_anon:28280kB inactive_anon:136868kB active_file:5736kB inactive_file:5780kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:44kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 225*4kB (UMEH) 37*8kB (UMH) 12*16kB (UH) 7*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2060kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2847 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 141KB 141KB
sgpool-16 67KB 67KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 279KB 279KB
biovec-16 37KB 37KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3912KB 3982KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 569KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145384KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16716KB 16716KB
kmalloc-512 13194KB 13448KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 709KB 716KB
kmalloc-64 1813KB 1828KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz2,task=syz-executor.2,pid=6367,uid=0
Out of memory: Killed process 6367 (syz-executor.2) total-vm:93544kB, anon-rss:560kB, file-rss:34600kB, shmem-rss:0kB, UID:0 pgtables:132kB oom_score_adj:1000
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34217 isolated_anon:0
active_file:1348 inactive_file:1448 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64665
mapped:69682 shmem:115 pagetables:4195 bounce:0
kernel_misc_reclaimable:0
free:1985 free_pcp:141 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136868kB active_file:5392kB inactive_file:5876kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278728kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7488kB pagetables:16780kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:1460kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:8192KB active_anon:28280kB inactive_anon:136868kB active_file:5276kB inactive_file:5556kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:536kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 9*4kB (UE) 24*8kB (UM) 13*16kB (UM) 7*32kB (U) 0*64kB 1*128kB (M) 1*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1044kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
3005 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 155KB 155KB
sgpool-16 67KB 67KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 299KB 299KB
biovec-16 37KB 37KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3921KB 3982KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 569KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145539KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16852KB 16852KB
kmalloc-512 13270KB 13448KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 709KB 716KB
kmalloc-64 1824KB 1828KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz2,task=syz-executor.2,pid=6366,uid=0
Out of memory: Killed process 6366 (syz-executor.2) total-vm:93544kB, anon-rss:560kB, file-rss:34600kB, shmem-rss:0kB, UID:0 pgtables:132kB oom_score_adj:1000
oom_reaper: reaped process 6366 (syz-executor.2), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34153 isolated_anon:0
active_file:1337 inactive_file:1394 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64699
mapped:69685 shmem:115 pagetables:4158 bounce:0
kernel_misc_reclaimable:0
free:1992 free_pcp:298 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136612kB active_file:5428kB inactive_file:5660kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278740kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7456kB pagetables:16632kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:1488kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:10240KB active_anon:28280kB inactive_anon:136612kB active_file:5504kB inactive_file:5608kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:1116kB local_pcp:584kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 22*4kB (UE) 33*8kB (UE) 8*16kB (U) 1*32kB (M) 2*64kB (M) 2*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 896kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2977 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 168KB 168KB
sgpool-16 71KB 71KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 326KB 326KB
biovec-16 37KB 37KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3945KB 3982KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 558KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145739KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 17020KB 17020KB
kmalloc-512 13355KB 13448KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 713KB 716KB
kmalloc-64 1828KB 1828KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz4,task=syz-executor.4,pid=8754,uid=0
Out of memory: Killed process 8754 (syz-executor.4) total-vm:93676kB, anon-rss:468kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:132kB oom_score_adj:1000
oom_reaper: reaped process 8754 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34125 isolated_anon:0
active_file:1322 inactive_file:1377 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64753
mapped:69682 shmem:115 pagetables:4129 bounce:0
kernel_misc_reclaimable:0
free:2162 free_pcp:203 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136500kB active_file:5288kB inactive_file:5508kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278728kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7424kB pagetables:16516kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:2168kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:12288KB active_anon:28280kB inactive_anon:136500kB active_file:5720kB inactive_file:5576kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:648kB local_pcp:132kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 194*4kB (UMEH) 51*8kB (UMEH) 18*16kB (UH) 3*32kB (UH) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1696kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2918 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 175KB 175KB
sgpool-16 75KB 75KB
sgpool-8 45KB 45KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 333KB 333KB
biovec-16 37KB 37KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3970KB 3982KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 557KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145854KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 17156KB 17156KB
kmalloc-512 13415KB 13448KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 715KB 716KB
kmalloc-64 1836KB 1836KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz4,task=syz-executor.4,pid=7897,uid=0
Out of memory: Killed process 7897 (syz-executor.4) total-vm:93784kB, anon-rss:460kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000
oom_reaper: reaped process 7897 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 1 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34104 isolated_anon:0
active_file:1598 inactive_file:1698 isolated_file:22
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64837
mapped:70081 shmem:115 pagetables:4108 bounce:0
kernel_misc_reclaimable:0
free:1600 free_pcp:62 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136416kB active_file:6392kB inactive_file:6792kB unevictable:0kB isolated(anon):0kB isolated(file):88kB mapped:280324kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7392kB pagetables:16432kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:0kB boost:12648kB min:17768kB low:19424kB high:21080kB reserved_highatomic:8192KB active_anon:28280kB inactive_anon:136416kB active_file:6316kB inactive_file:6548kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:216kB local_pcp:32kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
3443 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 232KB 232KB
sgpool-16 82KB 82KB
sgpool-8 48KB 48KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 407KB 407KB
biovec-16 48KB 48KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3997KB 3997KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 551KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 146205KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 17268KB 17268KB
kmalloc-512 13500KB 13500KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 720KB 720KB
kmalloc-64 1840KB 1840KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz4,task=syz-executor.4,pid=7856,uid=0
Out of memory: Killed process 7856 (syz-executor.4) total-vm:93412kB, anon-rss:472kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34078 isolated_anon:0
active_file:1296 inactive_file:1422 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64589
mapped:69688 shmem:115 pagetables:4098 bounce:0
kernel_misc_reclaimable:0
free:1660 free_pcp:4 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136312kB active_file:5184kB inactive_file:5688kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278752kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7360kB pagetables:16308kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:160kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:6144KB active_anon:28280kB inactive_anon:136396kB active_file:5060kB inactive_file:5904kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:120kB local_pcp:16kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
2856 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 236KB 236KB
sgpool-16 82KB 82KB
sgpool-8 48KB 48KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 407KB 407KB
biovec-16 48KB 48KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3775KB 3903KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 551KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145237KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16564KB 16564KB
kmalloc-512 12854KB 13244KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 703KB 720KB
kmalloc-64 1793KB 1836KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz7,task=syz-executor.7,pid=5081,uid=0
Out of memory: Killed process 5081 (syz-executor.7) total-vm:94072kB, anon-rss:468kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000
oom_reaper: reaped process 5081 (syz-executor.7), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
kthreadd invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=3, oom_score_adj=0
CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.16.0-rc4-next-20211208 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
dump_header+0x106/0x60f mm/oom_kill.c:463
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:982
out_of_memory+0x358/0x1460 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:4329 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389
__alloc_pages_node include/linux/gfp.h:566 [inline]
alloc_pages_node include/linux/gfp.h:589 [inline]
alloc_thread_stack_node kernel/fork.c:262 [inline]
dup_task_struct kernel/fork.c:889 [inline]
copy_process+0x617/0x6be0 kernel/fork.c:2000
kernel_clone+0xe7/0xa60 kernel/fork.c:2559
kernel_thread+0xb5/0xf0 kernel/fork.c:2611
create_kthread kernel/kthread.c:368 [inline]
kthreadd+0x47b/0x6c0 kernel/kthread.c:714
ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:295
Mem-Info:
active_anon:7070 inactive_anon:34058 isolated_anon:0
active_file:526 inactive_file:467 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7406 slab_unreclaimable:64666
mapped:69677 shmem:115 pagetables:4041 bounce:0
kernel_misc_reclaimable:0
free:3402 free_pcp:49 free_cma:0
Node 0 active_anon:28280kB inactive_anon:136232kB active_file:2104kB inactive_file:1868kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278708kB dirty:0kB writeback:0kB shmem:460kB writeback_tmp:0kB kernel_stack:7328kB pagetables:16164kB all_unreclaimable? no
Node 0 DMA free:6480kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:7128kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:10240KB active_anon:28280kB inactive_anon:136232kB active_file:2280kB inactive_file:2252kB unevictable:0kB writepending:0kB present:2080640kB managed:1660848kB mlocked:0kB bounce:0kB free_pcp:164kB local_pcp:4kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6480kB
Node 0 DMA32: 234*4kB (UMH) 28*8kB (UMH) 13*16kB (UMH) 4*32kB (M) 5*64kB (M) 4*128kB (UMH) 6*256kB (M) 2*512kB (M) 2*1024kB (M) 0*2048kB 0*4096kB = 6936kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
1122 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105106 pages reserved
Unreclaimable slab info:
Name Used Total
pid_3 7KB 7KB
pid_2 78KB 90KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 4KB 4KB
ip6-frags 7KB 7KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 157KB 157KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
TCPv6 62KB 62KB
scsi_sense_cache 8KB 8KB
sd_ext_cdb 3KB 3KB
virtio_scsi_cmd 16KB 16KB
bio-96 7KB 7KB
sgpool-128 157KB 297KB
sgpool-64 63KB 63KB
sgpool-32 236KB 236KB
sgpool-16 82KB 82KB
sgpool-8 48KB 48KB
bio-224 3KB 3KB
mqueue_inode_cache 60KB 60KB
nfs_commit_data 15KB 15KB
nfs_write_data 47KB 47KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 7KB 7KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
fasync_cache 7KB 7KB
pid_namespace 7KB 7KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 170KB 310KB
UNIX 248KB 248KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 12KB 12KB
PING 62KB 62KB
RAW 93KB 93KB
UDP 176KB 252KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 23KB 23KB
eventpoll_epi 51KB 51KB
inotify_inode_mark 58KB 58KB
request_queue 62KB 62KB
blkdev_ioc 22KB 22KB
bio-160 36KB 36KB
biovec-max 280KB 505KB
biovec-64 407KB 407KB
biovec-16 48KB 48KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 75KB 105KB
skbuff_head_cache 3836KB 3903KB
file_lock_cache 59KB 59KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 36KB 36KB
net_namespace 93KB 93KB
taskstats 30KB 30KB
proc_dir_entry 340KB 360KB
pde_opener 27KB 27KB
seq_file 52KB 52KB
sigqueue 23KB 43KB
shmem_inode_cache 1361KB 1686KB
kernfs_iattrs_cache 231KB 239KB
kernfs_node_cache 5237KB 5284KB
mnt_cache 189KB 189KB
filp 546KB 1447KB
names_cache 148KB 327KB
hashtab_node 278KB 278KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 39KB 39KB
lsm_inode_cache 2552KB 3036KB
lsm_file_cache 42KB 148KB
key_jar 47KB 47KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1726KB 1920KB
mm_struct 360KB 409KB
fs_cache 53KB 64KB
files_cache 197KB 239KB
signal_cache 406KB 516KB
sighand_cache 531KB 571KB
task_struct 1698KB 2086KB
cred_jar 90KB 224KB
anon_vma_chain 464KB 535KB
anon_vma 551KB 588KB
pid 57KB 63KB
Acpi-Operand 63KB 122KB
Acpi-ParseExt 31KB 31KB
Acpi-Parse 47KB 63KB
Acpi-State 47KB 63KB
Acpi-Namespace 28KB 28KB
numa_policy 3KB 3KB
perf_event 63KB 63KB
trace_event_file 171KB 171KB
ftrace_event_field 292KB 292KB
pool_workqueue 48KB 48KB
task_group 16KB 16KB
vmap_area 38KB 55KB
page->ptl 407KB 476KB
kmemleak_scan_area 27KB 27KB
kmemleak_object 145497KB 154267KB
dma-kmalloc-512 16KB 16KB
kmalloc-cg-8k 64KB 64KB
kmalloc-cg-4k 272KB 608KB
kmalloc-cg-2k 1092KB 1152KB
kmalloc-cg-1k 188KB 288KB
kmalloc-cg-512 210KB 304KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 24KB 24KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 38KB 44KB
kmalloc-cg-64 32KB 32KB
kmalloc-cg-32 41KB 76KB
kmalloc-cg-16 8KB 8KB
kmalloc-cg-8 15KB 15KB
kmalloc-8k 5024KB 5056KB
kmalloc-4k 4632KB 5952KB
kmalloc-2k 3900KB 4256KB
kmalloc-1k 16868KB 16868KB
kmalloc-512 13012KB 13244KB
kmalloc-256 945KB 984KB
kmalloc-192 340KB 456KB
kmalloc-128 471KB 564KB
kmalloc-96 714KB 720KB
kmalloc-64 1814KB 1836KB
kmalloc-32 676KB 800KB
kmalloc-16 318KB 332KB
kmalloc-8 266KB 274KB
kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz7,task=syz-executor.7,pid=5079,uid=0
Out of memory: Killed process 5079 (syz-executor.7) total-vm:93940kB, anon-rss:464kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000
oom_reaper: reaped process 5079 (syz-executor.7), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
Out of memory: Killed process 8737 (syz-executor.4) total-vm:93412kB, anon-rss:456kB, file-rss:34632kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000
oom_reaper: reaped process 8737 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB