kmem_cache_node 51KB 51KB
kmem_cache 82KB 82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz3,task=syz-executor.3,pid=8194,uid=0
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:577
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 126, name: systemd-udevd
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by systemd-udevd/126:
#0: ffff888015afb690 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888015afb690 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3124
#1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4281 [inline]
#1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5063
#2: ffff88801fdabe20 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
#2: ffff88801fdabe20 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
#2: ffff88801fdabe20 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 0 PID: 126 Comm: systemd-udevd Not tainted 5.16.0-next-20220120 #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
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9583
__mutex_lock_common kernel/locking/mutex.c:577 [inline]
__mutex_lock+0x9e/0x1480 kernel/locking/mutex.c:733
futex_cleanup_begin kernel/futex/core.c:1058 [inline]
futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110
__oom_kill_process+0x373/0xf90 mm/oom_kill.c:893
oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003
out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132
__alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
filemap_alloc_folio mm/filemap.c:987 [inline]
__filemap_get_folio+0x65c/0xfd0 mm/filemap.c:1990
filemap_fault+0x155a/0x2130 mm/filemap.c:3127
__do_fault+0x113/0x5a0 mm/memory.c:3868
do_read_fault mm/memory.c:4183 [inline]
do_fault mm/memory.c:4312 [inline]
handle_pte_fault mm/memory.c:4570 [inline]
__handle_mm_fault+0x1325/0x3570 mm/memory.c:4705
handle_mm_fault+0x2e6/0xa20 mm/memory.c:4803
do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397
handle_page_fault arch/x86/mm/fault.c:1484 [inline]
exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568
RIP: 0033:0x7fecf7ff8ec0
Code: Unable to access opcode bytes at RIP 0x7fecf7ff8e96.
RSP: 002b:00007ffcd9bcc1a8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000073657661
RDX: 0000000000000001 RSI: 00007fecf82098f8 RDI: 00007fecf92887a0
RBP: 00007fecf82098f8 R08: 00007fecf92887a0 R09: 0000000000000011
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fecf92887a0
R13: 00007fecf82098f8 R14: 0000000000000007 R15: 00007fecf92887a1
=============================
[ BUG: Invalid wait context ]
5.16.0-next-20220120 #1 Tainted: G W
-----------------------------
systemd-udevd/126 is trying to lock:
ffff88801fdac830 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_cleanup_begin kernel/futex/core.c:1058 [inline]
ffff88801fdac830 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110
other info that might help us debug this:
context-{4:4}
3 locks held by systemd-udevd/126:
#0: ffff888015afb690 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff888015afb690 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3124
#1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4281 [inline]
#1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5063
#2: ffff88801fdabe20 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
#2: ffff88801fdabe20 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
#2: ffff88801fdabe20 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
stack backtrace:
CPU: 0 PID: 126 Comm: systemd-udevd Tainted: G W 5.16.0-next-20220120 #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
print_lock_invalid_wait_context kernel/locking/lockdep.c:4678 [inline]
check_wait_context kernel/locking/lockdep.c:4739 [inline]
__lock_acquire.cold+0xc8/0x3b4 kernel/locking/lockdep.c:4977
lock_acquire kernel/locking/lockdep.c:5639 [inline]
lock_acquire+0x1a2/0x4d0 kernel/locking/lockdep.c:5604
__mutex_lock_common kernel/locking/mutex.c:600 [inline]
__mutex_lock+0x136/0x1480 kernel/locking/mutex.c:733
futex_cleanup_begin kernel/futex/core.c:1058 [inline]
futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110
__oom_kill_process+0x373/0xf90 mm/oom_kill.c:893
oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003
out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132
__alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
filemap_alloc_folio mm/filemap.c:987 [inline]
__filemap_get_folio+0x65c/0xfd0 mm/filemap.c:1990
filemap_fault+0x155a/0x2130 mm/filemap.c:3127
__do_fault+0x113/0x5a0 mm/memory.c:3868
do_read_fault mm/memory.c:4183 [inline]
do_fault mm/memory.c:4312 [inline]
handle_pte_fault mm/memory.c:4570 [inline]
__handle_mm_fault+0x1325/0x3570 mm/memory.c:4705
handle_mm_fault+0x2e6/0xa20 mm/memory.c:4803
do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397
handle_page_fault arch/x86/mm/fault.c:1484 [inline]
exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568
RIP: 0033:0x7fecf7ff8ec0
Code: Unable to access opcode bytes at RIP 0x7fecf7ff8e96.
RSP: 002b:00007ffcd9bcc1a8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000073657661
RDX: 0000000000000001 RSI: 00007fecf82098f8 RDI: 00007fecf92887a0
RBP: 00007fecf82098f8 R08: 00007fecf92887a0 R09: 0000000000000011
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fecf92887a0
R13: 00007fecf82098f8 R14: 0000000000000007 R15: 00007fecf92887a1
Out of memory: Killed process 8194 (syz-executor.3) total-vm:93808kB, anon-rss:572kB, file-rss:34820kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000
oom_reaper: reaped process 8194 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
systemd-udevd invoked oom-killer: gfp_mask=0x1140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=-1000
CPU: 0 PID: 126 Comm: systemd-udevd Tainted: G W 5.16.0-next-20220120 #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:464
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:994
out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132
__alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
filemap_alloc_folio mm/filemap.c:987 [inline]
__filemap_get_folio+0x65c/0xfd0 mm/filemap.c:1990
filemap_fault+0x155a/0x2130 mm/filemap.c:3127
__do_fault+0x113/0x5a0 mm/memory.c:3868
do_read_fault mm/memory.c:4183 [inline]
do_fault mm/memory.c:4312 [inline]
handle_pte_fault mm/memory.c:4570 [inline]
__handle_mm_fault+0x1325/0x3570 mm/memory.c:4705
handle_mm_fault+0x2e6/0xa20 mm/memory.c:4803
do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397
handle_page_fault arch/x86/mm/fault.c:1484 [inline]
exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568
RIP: 0033:0x7fecf7ff8ec0
Code: Unable to access opcode bytes at RIP 0x7fecf7ff8e96.
RSP: 002b:00007ffcd9bcc1a8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000073657661
RDX: 0000000000000001 RSI: 00007fecf82098f8 RDI: 00007fecf92887a0
RBP: 00007fecf82098f8 R08: 00007fecf92887a0 R09: 0000000000000011
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fecf92887a0
R13: 00007fecf82098f8 R14: 0000000000000007 R15: 00007fecf92887a1
Mem-Info:
active_anon:4542 inactive_anon:36606 isolated_anon:0
active_file:32 inactive_file:15 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7157 slab_unreclaimable:62435
mapped:69634 shmem:122 pagetables:3191 bounce:0
kernel_misc_reclaimable:0
free:3392 free_pcp:209 free_cma:0
Node 0 active_anon:18168kB inactive_anon:146424kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278536kB dirty:0kB writeback:0kB shmem:488kB writeback_tmp:0kB kernel_stack:6368kB pagetables:12764kB all_unreclaimable? yes
Node 0 DMA free:6512kB 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:7056kB boost:2048kB min:7168kB low:8824kB high:10480kB reserved_highatomic:6144KB active_anon:18168kB inactive_anon:146424kB active_file:128kB inactive_file:60kB unevictable:0kB writepending:0kB present:2080640kB managed:1660804kB mlocked:0kB bounce:0kB free_pcp:836kB local_pcp:576kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 1*32kB (U) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6512kB
Node 0 DMA32: 568*4kB (UMEH) 178*8kB (UMEH) 80*16kB (UMEH) 41*32kB (UMEH) 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 7056kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
169 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
105117 pages reserved
Unreclaimable slab info:
Name Used Total
pid_5 7KB 7KB
pid_4 15KB 15KB
pid_3 7KB 7KB
pid_2 72KB 78KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 8KB 8KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 220KB 220KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
tw_sock_TCPv6 15KB 15KB
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 357KB
sgpool-64 63KB 63KB
sgpool-32 157KB 157KB
sgpool-16 75KB 75KB
sgpool-8 64KB 67KB
bio-224 7KB 7KB
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 15KB 15KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 41KB 41KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
dnotify_mark 7KB 7KB
dnotify_struct 7KB 7KB
dio 30KB 30KB
fasync_cache 7KB 7KB
pid_namespace 11KB 11KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 207KB 372KB
UNIX 131KB 279KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 4KB 4KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 32KB 32KB
RAW 125KB 125KB
UDP 220KB 220KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 19KB 19KB
eventpoll_epi 35KB 35KB
inotify_inode_mark 47KB 50KB
request_queue 62KB 62KB
blkdev_ioc 8KB 8KB
bio-160 48KB 48KB
biovec-max 595KB 595KB
biovec-128 31KB 31KB
biovec-64 299KB 299KB
biovec-16 41KB 41KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 112KB 112KB
skbuff_head_cache 1468KB 1518KB
configfs_dir_cache 4KB 4KB
file_lock_cache 39KB 39KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 20KB 20KB
net_namespace 124KB 124KB
taskstats 37KB 37KB
proc_dir_entry 457KB 468KB
pde_opener 27KB 27KB
seq_file 41KB 41KB
sigqueue 35KB 35KB
shmem_inode_cache 1497KB 1591KB
kernfs_iattrs_cache 250KB 250KB
kernfs_node_cache 5394KB 5423KB
mnt_cache 238KB 259KB
filp 1536KB 1650KB
names_cache 10846KB 11007KB
hashtab_node 274KB 274KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 35KB 35KB
lsm_inode_cache 2645KB 3055KB
lsm_file_cache 76KB 128KB
key_jar 39KB 39KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1606KB 1632KB
mm_struct 308KB 378KB
fs_cache 52KB 52KB
files_cache 166KB 175KB
signal_cache 398KB 425KB
sighand_cache 494KB 511KB
task_struct 1658KB 1845KB
cred_jar 141KB 180KB
anon_vma_chain 393KB 405KB
anon_vma 437KB 456KB
pid 57KB 78KB
Acpi-Operand 84KB 142KB
Acpi-ParseExt 35KB 35KB
Acpi-Parse 35KB 51KB
Acpi-State 43KB 59KB
Acpi-Namespace 28KB 28KB
shared_policy_node 4KB 4KB
numa_policy 7KB 7KB
perf_event 63KB 63KB
trace_event_file 175KB 175KB
ftrace_event_field 296KB 296KB
pool_workqueue 40KB 40KB
task_group 16KB 16KB
vmap_area 40KB 78KB
page->ptl 357KB 381KB
kmemleak_scan_area 28KB 75KB
kmemleak_object 139987KB 149558KB
kmalloc-cg-8k 96KB 96KB
kmalloc-cg-4k 896KB 896KB
kmalloc-cg-2k 968KB 1088KB
kmalloc-cg-1k 252KB 288KB
kmalloc-cg-512 288KB 288KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 32KB 32KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 44KB 44KB
kmalloc-cg-64 28KB 28KB
kmalloc-cg-32 49KB 64KB
kmalloc-cg-16 12KB 12KB
kmalloc-cg-8 19KB 19KB
kmalloc-8k 4912KB 5088KB
kmalloc-4k 6464KB 6592KB
kmalloc-2k 4484KB 4768KB
kmalloc-1k 9920KB 9920KB
kmalloc-512 6210KB 6400KB
kmalloc-256 1071KB 1136KB
kmalloc-192 352KB 564KB
kmalloc-128 446KB 616KB
kmalloc-96 530KB 580KB
kmalloc-64 1432KB 1432KB
kmalloc-32 707KB 748KB
kmalloc-16 321KB 348KB
kmalloc-8 268KB 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=/syz3,task=syz-executor.3,pid=8267,uid=0
Out of memory: Killed process 8267 (syz-executor.3) total-vm:93544kB, anon-rss:560kB, file-rss:34820kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000
oom_reaper: reaped process 8267 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
syz-executor.2: vmalloc error: size 912412672, page order 0, failed to allocate pages, mode:0xdc0(GFP_KERNEL|__GFP_ZERO), nodemask=(null),cpuset=syz2,mems_allowed=0
CPU: 1 PID: 9425 Comm: syz-executor.2 Tainted: G W 5.16.0-next-20220120 #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
warn_alloc.cold+0x95/0x18a mm/page_alloc.c:4238
__vmalloc_area_node mm/vmalloc.c:2982 [inline]
__vmalloc_node_range+0xe7a/0x10b0 mm/vmalloc.c:3110
__vmalloc_node+0xb5/0x100 mm/vmalloc.c:3160
alloc_one_pg_vec_page net/packet/af_packet.c:4291 [inline]
alloc_pg_vec net/packet/af_packet.c:4316 [inline]
packet_set_ring+0xb60/0x1b20 net/packet/af_packet.c:4401
packet_setsockopt+0x1b4f/0x3c40 net/packet/af_packet.c:3778
__sys_setsockopt+0x180/0x2a0 net/socket.c:2180
__do_sys_setsockopt net/socket.c:2191 [inline]
__se_sys_setsockopt net/socket.c:2188 [inline]
__x64_sys_setsockopt+0xba/0x150 net/socket.c:2188
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: 0033:0x7f8783846b19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8780dbc188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f8783959f60 RCX: 00007f8783846b19
RDX: 000000000000000d RSI: 0000000000000107 RDI: 0000000000000003
RBP: 00007f87838a0f6d R08: 0000000000000010 R09: 0000000000000000
R10: 0000000020000100 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffd8ae1b1f R14: 00007f8780dbc300 R15: 0000000000022000
Mem-Info:
active_anon:4542 inactive_anon:36564 isolated_anon:0
active_file:187 inactive_file:327 isolated_file:38
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7157 slab_unreclaimable:62239
mapped:69970 shmem:122 pagetables:3170 bounce:0
kernel_misc_reclaimable:0
free:2827 free_pcp:169 free_cma:0
Node 0 active_anon:18168kB inactive_anon:146256kB active_file:732kB inactive_file:1164kB unevictable:0kB isolated(anon):0kB isolated(file):152kB mapped:279964kB dirty:0kB writeback:0kB shmem:488kB writeback_tmp:0kB kernel_stack:6304kB pagetables:12680kB all_unreclaimable? no
Node 0 DMA free:6512kB 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:4796kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:6144KB active_anon:18168kB inactive_anon:146256kB active_file:284kB inactive_file:1348kB unevictable:0kB writepending:0kB present:2080640kB managed:1660804kB mlocked:0kB bounce:0kB free_pcp:844kB local_pcp:676kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 1*32kB (U) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6512kB
Node 0 DMA32: 49*4kB (UEH) 42*8kB (UMEH) 68*16kB (UMEH) 56*32kB (UMEH) 3*64kB (U) 1*128kB (U) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 4500kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
841 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
105117 pages reserved
systemd-udevd invoked oom-killer: gfp_mask=0x40cc0(GFP_KERNEL|__GFP_COMP), order=1, oom_score_adj=-1000
CPU: 0 PID: 126 Comm: systemd-udevd Tainted: G W 5.16.0-next-20220120 #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:464
oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:994
out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132
__alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
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+0x849/0xc60 mm/slub.c:3018
__slab_alloc.constprop.0+0x45/0x80 mm/slub.c:3105
slab_alloc_node mm/slub.c:3196 [inline]
slab_alloc mm/slub.c:3238 [inline]
kmem_cache_alloc+0x393/0x480 mm/slub.c:3243
getname_flags.part.0+0x50/0x4f0 fs/namei.c:138
getname_flags+0x9a/0xe0 include/linux/audit.h:323
user_path_at_empty+0x2b/0x60 fs/namei.c:2850
user_path_at include/linux/namei.h:57 [inline]
do_faccessat+0x127/0x810 fs/open.c:422
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: 0033:0x7fecf7f8cff7
Code: 77 01 c3 48 8b 15 99 ee 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 15 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 69 ee 0c 00 f7 d8 64 89 02 b8
RSP: 002b:00007ffcd9bcc258 EFLAGS: 00000246 ORIG_RAX: 0000000000000015
RAX: ffffffffffffffda RBX: 00007fecf92774c0 RCX: 00007fecf7f8cff7
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 00007ffcd9bcc260
RBP: 00007ffcd9bcc2e0 R08: 00007fecf82177e0 R09: 00007fecf805cbe0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fecf9288a90
R13: 00007ffcd9bcc260 R14: 00007fecf9288a60 R15: 00007fecf926fa60
Mem-Info:
active_anon:4542 inactive_anon:36564 isolated_anon:0
active_file:280 inactive_file:320 isolated_file:67
unevictable:0 dirty:0 writeback:0
slab_reclaimable:7157 slab_unreclaimable:62239
mapped:70096 shmem:122 pagetables:3170 bounce:0
kernel_misc_reclaimable:0
free:40501 free_pcp:131 free_cma:0
Node 0 active_anon:18168kB inactive_anon:146256kB active_file:1120kB inactive_file:1280kB unevictable:0kB isolated(anon):0kB isolated(file):268kB mapped:280384kB dirty:0kB writeback:0kB shmem:488kB writeback_tmp:0kB kernel_stack:6304kB pagetables:12680kB all_unreclaimable? no
Node 0 DMA free:6512kB 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:202364kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:6144KB active_anon:18168kB inactive_anon:146256kB active_file:788kB inactive_file:1348kB unevictable:0kB writepending:0kB present:2080640kB managed:1660804kB mlocked:0kB bounce:0kB free_pcp:752kB local_pcp:272kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 1*32kB (U) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6512kB
Node 0 DMA32: 2175*4kB (UMEH) 2029*8kB (UMEH) 1218*16kB (UMEH) 1107*32kB (UMEH) 674*64kB (UMH) 408*128kB (U) 203*256kB (UH) 2*512kB (UH) 0*1024kB 0*2048kB 0*4096kB = 228196kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
799 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
105117 pages reserved
Unreclaimable slab info:
Name Used Total
pid_5 7KB 7KB
pid_4 15KB 15KB
pid_3 7KB 7KB
pid_2 72KB 78KB
IEEE-802.15.4-MAC 63KB 63KB
IEEE-802.15.4-RAW 63KB 63KB
p9_req_t 8KB 8KB
fib6_nodes 28KB 28KB
ip6_dst_cache 37KB 37KB
PINGv6 63KB 63KB
RAWv6 220KB 220KB
UDPLITEv6 62KB 62KB
UDPv6 62KB 62KB
tw_sock_TCPv6 15KB 15KB
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 357KB
sgpool-64 63KB 63KB
sgpool-32 157KB 157KB
sgpool-16 75KB 75KB
sgpool-8 64KB 67KB
bio-224 7KB 7KB
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 15KB 15KB
ext4_bio_post_read_ctx 15KB 15KB
io_kiocb 41KB 41KB
kioctx 31KB 31KB
aio_kiocb 7KB 7KB
dnotify_mark 7KB 7KB
dnotify_struct 7KB 7KB
dio 30KB 30KB
fasync_cache 7KB 7KB
pid_namespace 11KB 11KB
posix_timers_cache 7KB 7KB
rpc_buffers 31KB 31KB
rpc_tasks 3KB 3KB
UNIX-STREAM 207KB 372KB
UNIX 131KB 279KB
UDP-Lite 63KB 63KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 4KB 4KB
ip_fib_trie 8KB 8KB
ip_fib_alias 11KB 11KB
ip_dst_cache 32KB 32KB
RAW 125KB 125KB
UDP 220KB 220KB
request_sock_TCP 15KB 15KB
TCP 58KB 58KB
hugetlbfs_inode_cache 31KB 31KB
bio-216 11KB 11KB
ep_head 8KB 8KB
eventpoll_pwq 19KB 19KB
eventpoll_epi 35KB 35KB
inotify_inode_mark 47KB 50KB
request_queue 62KB 62KB
blkdev_ioc 8KB 8KB
bio-160 48KB 48KB
biovec-max 595KB 595KB
biovec-128 31KB 31KB
biovec-64 299KB 299KB
biovec-16 41KB 41KB
user_namespace 30KB 30KB
uid_cache 7KB 7KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 7KB 7KB
skbuff_fclone_cache 112KB 112KB
skbuff_head_cache 1490KB 1518KB
configfs_dir_cache 4KB 4KB
file_lock_cache 39KB 39KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 20KB 20KB
net_namespace 124KB 124KB
taskstats 37KB 37KB
proc_dir_entry 457KB 468KB
pde_opener 27KB 27KB
seq_file 41KB 41KB
sigqueue 35KB 35KB
shmem_inode_cache 1497KB 1591KB
kernfs_iattrs_cache 250KB 250KB
kernfs_node_cache 5394KB 5423KB
mnt_cache 238KB 259KB
filp 1445KB 1650KB
names_cache 10140KB 10140KB
hashtab_node 274KB 274KB
ebitmap_node 1149KB 1149KB
avtab_node 4976KB 4976KB
avc_node 35KB 35KB
lsm_inode_cache 2655KB 3055KB
lsm_file_cache 84KB 128KB
key_jar 39KB 39KB
uts_namespace 15KB 15KB
nsproxy 15KB 15KB
vm_area_struct 1606KB 1632KB
mm_struct 308KB 378KB
fs_cache 52KB 52KB
files_cache 166KB 175KB
signal_cache 398KB 425KB
sighand_cache 494KB 511KB
task_struct 1658KB 1845KB
cred_jar 141KB 180KB
anon_vma_chain 393KB 405KB
anon_vma 435KB 456KB
pid 57KB 78KB
Acpi-Operand 84KB 142KB
Acpi-ParseExt 35KB 35KB
Acpi-Parse 35KB 51KB
Acpi-State 43KB 59KB
Acpi-Namespace 28KB 28KB
shared_policy_node 4KB 4KB
numa_policy 7KB 7KB
perf_event 63KB 63KB
trace_event_file 175KB 175KB
ftrace_event_field 296KB 296KB
pool_workqueue 40KB 40KB
task_group 16KB 16KB
vmap_area 40KB 78KB
page->ptl 357KB 381KB
kmemleak_scan_area 28KB 75KB
kmemleak_object 139703KB 149543KB
kmalloc-cg-8k 96KB 96KB
kmalloc-cg-4k 896KB 896KB
kmalloc-cg-2k 968KB 1088KB
kmalloc-cg-1k 252KB 288KB
kmalloc-cg-512 288KB 288KB
kmalloc-cg-256 16KB 16KB
kmalloc-cg-192 32KB 32KB
kmalloc-cg-128 12KB 12KB
kmalloc-cg-96 44KB 44KB
kmalloc-cg-64 28KB 28KB
kmalloc-cg-32 49KB 64KB
kmalloc-cg-16 12KB 12KB
kmalloc-cg-8 19KB 19KB
kmalloc-8k 4912KB 5088KB
kmalloc-4k 6440KB 6592KB
kmalloc-2k 4484KB 4768KB
kmalloc-1k 9952KB 9952KB
kmalloc-512 6248KB 6400KB
kmalloc-256 1071KB 1136KB
kmalloc-192 352KB 564KB
kmalloc-128 455KB 616KB
kmalloc-96 525KB 580KB
kmalloc-64 1436KB 1436KB
kmalloc-32 707KB 748KB
kmalloc-16 321KB 348KB
kmalloc-8 268KB 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=9424,uid=0
Out of memory: Killed process 9425 (syz-executor.2) total-vm:93412kB, anon-rss:428kB, file-rss:34988kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000
oom_reaper: reaped process 9425 (syz-executor.2), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
loop4: detected capacity change from 0 to 2232
ISO 9660 Extensions: Microsoft Joliet Level 3
ISOFS: changing to secondary root
isofs_fill_super: get root inode failed
loop4: detected capacity change from 0 to 2232
ISO 9660 Extensions: Microsoft Joliet Level 3
ISOFS: changing to secondary root
isofs_fill_super: root inode is not a directory. Corrupted media?