Out of memory (oom_kill_allocating_task): Killed process 300 (syz-executor.5) total-vm:93280kB, anon-rss:384kB, file-rss:34820kB, shmem-rss:0kB, UID:0 pgtables:116kB oom_score_adj:0
------------[ cut here ]------------
kernfs_put: syz1/memory.events: released with incorrect active_ref 0
WARNING: CPU: 0 PID: 84 at fs/kernfs/dir.c:531 kernfs_put.part.0+0x433/0x540
Modules linked in:
CPU: 0 PID: 84 Comm: kworker/0:3 Not tainted 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Workqueue: events kernfs_notify_workfn
RIP: 0010:kernfs_put.part.0+0x433/0x540
Code: 03 80 3c 18 00 0f 85 ea 00 00 00 4d 8b 7d 38 e8 53 42 a7 ff 48 8b 14 24 44 89 f1 4c 89 fe 48 c7 c7 a0 58 72 84 e8 97 1c 6c 02 <0f> 0b e9 b9 fc ff ff 48 89 ef e8 8e b6 d9 ff e9 c1 fd ff ff e8 84
RSP: 0018:ffff88800fa0fbd8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
------------[ cut here ]------------
RDX: ffff88800f9d3580 RSI: ffffffff812b6848 RDI: ffffed1001f41f6d
WARNING: CPU: 1 PID: 4034 at fs/kernfs/dir.c:504 kernfs_get.part.0+0x69/0x80
RBP: ffff88801a5c15a8 R08: 0000000000000005 R09: 0000000000000000
Modules linked in:
CPU: 1 PID: 4034 Comm: syz-executor.5 Not tainted 5.19.0-rc4-next-20220701 #1
R10: 0000000080000000 R11: 0000000000000001 R12: ffff88801a5c1570
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:kernfs_get.part.0+0x69/0x80
R13: ffff88800f4bb740 R14: 0000000000000000 R15: ffff88800e8be5f0
Code: 31 ff 89 ee e8 a8 43 a7 ff 85 ed 74 18 e8 cf 46 a7 ff be 04 00 00 00 48 89 df e8 52 be d9 ff f0 ff 03 5b 5d c3 e8 b7 46 a7 ff <0f> 0b eb df 48 89 df e8 fb ba d9 ff eb c6 66 0f 1f 84 00 00 00 00
RSP: 0018:ffff888045457410 EFLAGS: 00010046
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
RAX: 0000000000040000 RBX: ffff88801a5c1570 RCX: ffffc900025d2000
RDX: 0000000000040000 RSI: ffffffff819d2579 RDI: 0000000000000005
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
CR2: 00007fa1afc465f5 CR3: 0000000017a00000 CR4: 0000000000350ef0
R13: 1ffffffff0a01e40 R14: ffff88801a5c1570 R15: ffff888045f7c490
FS: 00007fa1ad20f700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3bbd359116 CR3: 000000000876c000 CR4: 0000000000350ee0
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
Call Trace:
kernfs_get+0x1b/0x30
kernfs_notify+0x180/0x350
kernfs_put+0x42/0x50
cgroup_file_notify+0xf5/0x1a0
kernfs_notify_workfn+0x417/0x560
shrink_node+0x75f/0x1d10
do_try_to_free_pages+0x3c7/0x1670
process_one_work+0xa0f/0x1690
try_to_free_pages+0x290/0x7a0
__alloc_pages_slowpath.constprop.0+0x842/0x1fa0
worker_thread+0x637/0x1250
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
__alloc_pages+0x421/0x4f0
irq event stamp: 207409
hardirqs last enabled at (207419): [] console_emit_next_record.constprop.0+0x648/0x800
hardirqs last disabled at (207428): [] console_emit_next_record.constprop.0+0x667/0x800
softirqs last enabled at (206828): [] __irq_exit_rcu+0x113/0x170
alloc_pages+0x1a0/0x2f0
softirqs last disabled at (206823): [] __irq_exit_rcu+0x113/0x170
relay_open_buf.part.0+0x2a4/0xc00
---[ end trace 0000000000000000 ]---
relay_open+0x4ec/0x970
do_blk_trace_setup+0x4bc/0xb60
__blk_trace_setup+0xca/0x180
blk_trace_setup+0x43/0x60
sg_ioctl+0x6a8/0x2820
__x64_sys_ioctl+0x196/0x210
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fa1afc99b19
Code: Unable to access opcode bytes at RIP 0x7fa1afc99aef.
RSP: 002b:00007fa1ad20f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa1afdacf60 RCX: 00007fa1afc99b19
RDX: 0000000020000000 RSI: 00000000c0481273 RDI: 0000000000000005
RBP: 00007fa1afcf3f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff9780ea3f R14: 00007fa1ad20f300 R15: 0000000000022000
irq event stamp: 620160
hardirqs last enabled at (620159): [] _raw_spin_unlock_irqrestore+0x28/0x50
hardirqs last disabled at (620160): [] _raw_spin_lock_irqsave+0x4e/0x50
softirqs last enabled at (619320): [] __irq_exit_rcu+0x113/0x170
softirqs last disabled at (619247): [] __irq_exit_rcu+0x113/0x170
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: use-after-free in kernfs_get.part.0+0x5e/0x80
Write of size 4 at addr ffff88801a5c1570 by task syz-executor.5/4034
CPU: 1 PID: 4034 Comm: syz-executor.5 Tainted: G W 5.19.0-rc4-next-20220701 #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_lvl+0x8b/0xb3
print_report.cold+0x5e/0x5e1
kasan_report+0xb1/0x1b0
kasan_check_range+0x35/0x1b0
kernfs_get.part.0+0x5e/0x80
kernfs_get+0x1b/0x30
kernfs_notify+0x180/0x350
cgroup_file_notify+0xf5/0x1a0
shrink_node+0x75f/0x1d10
do_try_to_free_pages+0x3c7/0x1670
try_to_free_pages+0x290/0x7a0
__alloc_pages_slowpath.constprop.0+0x842/0x1fa0
__alloc_pages+0x421/0x4f0
alloc_pages+0x1a0/0x2f0
relay_open_buf.part.0+0x2a4/0xc00
relay_open+0x4ec/0x970
do_blk_trace_setup+0x4bc/0xb60
__blk_trace_setup+0xca/0x180
blk_trace_setup+0x43/0x60
sg_ioctl+0x6a8/0x2820
__x64_sys_ioctl+0x196/0x210
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fa1afc99b19
Code: Unable to access opcode bytes at RIP 0x7fa1afc99aef.
RSP: 002b:00007fa1ad20f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa1afdacf60 RCX: 00007fa1afc99b19
RDX: 0000000020000000 RSI: 00000000c0481273 RDI: 0000000000000005
RBP: 00007fa1afcf3f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff9780ea3f R14: 00007fa1ad20f300 R15: 0000000000022000
Allocated by task 298:
kasan_save_stack+0x1e/0x40
__kasan_slab_alloc+0x66/0x80
kmem_cache_alloc+0x1b1/0x490
__kernfs_new_node+0xd4/0x8b0
kernfs_new_node+0x93/0x120
__kernfs_create_file+0x51/0x350
cgroup_addrm_files+0x3e2/0x9d0
css_populate_dir+0x19b/0x450
cgroup_apply_control_enable+0x3ae/0xa40
cgroup_mkdir+0x824/0x11f0
kernfs_iop_mkdir+0x149/0x1d0
vfs_mkdir+0x417/0x6a0
do_mkdirat+0x17b/0x2e0
__x64_sys_mkdir+0xf2/0x140
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
Freed by task 84:
kasan_save_stack+0x1e/0x40
kasan_set_track+0x21/0x30
kasan_set_free_info+0x20/0x30
__kasan_slab_free+0x108/0x190
kmem_cache_free+0xfb/0x600
kernfs_put.part.0+0x2c7/0x540
kernfs_put+0x42/0x50
kernfs_notify_workfn+0x417/0x560
process_one_work+0xa0f/0x1690
worker_thread+0x637/0x1250
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
The buggy address belongs to the object at ffff88801a5c1570
which belongs to the cache kernfs_node_cache of size 168
The buggy address is located 0 bytes inside of
168-byte region [ffff88801a5c1570, ffff88801a5c1618)
The buggy address belongs to the physical page:
page:000000008858eb5a refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88801a5c1cb0 pfn:0x1a5c1
flags: 0x100000000000200(slab|node=0|zone=1)
raw: 0100000000000200 ffffea000022c848 ffffea0000603b08 ffff8880080718c0
raw: ffff88801a5c1cb0 000000000011000a 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
ffff88801a5c1400: 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc
ffff88801a5c1480: fc 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88801a5c1500: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fa fb
^
ffff88801a5c1580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88801a5c1600: fb fb fb fc fc fc fc fc fc fc fc 00 00 00 00 00
==================================================================
syz-fuzzer invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
CPU: 1 PID: 276 Comm: syz-fuzzer Tainted: G B W 5.19.0-rc4-next-20220701 #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_lvl+0x8b/0xb3
dump_header+0x10b/0x7e4
oom_kill_process.cold+0x10/0x15
out_of_memory+0x11e7/0x14b0
__alloc_pages_slowpath.constprop.0+0x194b/0x1fa0
__alloc_pages+0x421/0x4f0
alloc_pages+0x1a0/0x2f0
filemap_alloc_folio+0x2ce/0x360
__filemap_get_folio+0x2fb/0xd20
filemap_fault+0x1535/0x2270
__do_fault+0x10d/0x590
__handle_mm_fault+0x135a/0x34f0
handle_mm_fault+0x2e6/0xa10
do_user_addr_fault+0x536/0x1300
exc_page_fault+0x98/0x1a0
asm_exc_page_fault+0x27/0x30
RIP: 0033:0x4666e0
Code: Unable to access opcode bytes at RIP 0x4666b6.
RSP: 002b:000000c00003d7f0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000171 RCX: 00000000004666e0
RDX: 0000000000000080 RSI: 000000c00003d840 RDI: 0000000000000003
RBP: 000000c00003de40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000171 R11: 0000000000000246 R12: 0000000000000003
R13: 000000c000001680 R14: 0000000000000004 R15: 0000000000000000
Mem-Info:
active_anon:1136 inactive_anon:90686 isolated_anon:0
active_file:19 inactive_file:0 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:8748 slab_unreclaimable:59978
mapped:69654 shmem:112 pagetables:1032 bounce:0
kernel_misc_reclaimable:0
free:2247 free_pcp:129 free_cma:0
Node 0 active_anon:4544kB inactive_anon:362744kB active_file:76kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:278616kB dirty:0kB writeback:0kB shmem:448kB writeback_tmp:0kB kernel_stack:4416kB pagetables:4128kB all_unreclaimable? yes
Node 0 DMA free:6484kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:8kB 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 1615 1615 1615
Node 0 DMA32 free:2504kB boost:0kB min:5120kB low:6772kB high:8424kB reserved_highatomic:2048KB active_anon:4544kB inactive_anon:362736kB active_file:264kB inactive_file:172kB unevictable:0kB writepending:0kB present:2080640kB managed:1658292kB mlocked:0kB bounce:0kB free_pcp:516kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 3*4kB (UM) 1*8kB (U) 2*16kB (UM) 1*32kB (M) 2*64kB (UM) 1*128kB (M) 2*256kB (UM) 1*512kB (M) 1*1024kB (M) 0*2048kB 1*4096kB (M) = 6484kB
Node 0 DMA32: 260*4kB (UME) 71*8kB (UM) 28*16kB (MH) 14*32kB (UMH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2504kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
158 total pagecache pages
0 pages in swap cache
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105745 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/ssh.service,task=syz-fuzzer,pid=276,uid=0
Out of memory (oom_kill_allocating_task): Killed process 266 (syz-fuzzer) total-vm:1168408kB, anon-rss:329708kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:824kB oom_score_adj:0
syz-executor.5: page allocation failure: order:0, mode:0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), nodemask=(null),cpuset=syz5,mems_allowed=0
CPU: 0 PID: 300 Comm: syz-executor.5 Tainted: G B W 5.19.0-rc4-next-20220701 #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_lvl+0x8b/0xb3
warn_alloc.cold+0x95/0x18a
__alloc_pages_slowpath.constprop.0+0x1ad9/0x1fa0
systemd-journal invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=-250
__alloc_pages+0x421/0x4f0
alloc_pages+0x1a0/0x2f0
filemap_alloc_folio+0x2ce/0x360
__filemap_get_folio+0x2fb/0xd20
filemap_fault+0x1535/0x2270
__do_fault+0x10d/0x590
__handle_mm_fault+0x135a/0x34f0
handle_mm_fault+0x2e6/0xa10
do_user_addr_fault+0x536/0x1300
exc_page_fault+0x98/0x1a0
asm_exc_page_fault+0x27/0x30
RIP: 0033:0x7fa1afc4661f
Code: Unable to access opcode bytes at RIP 0x7fa1afc465f5.
RSP: 002b:00007fff9780ec90 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fff9780ecec R08: 0000000000000000 R09: 00007fff9799a080
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000032
R13: 0000000000026846 R14: 0000000000000013 R15: 00007fff9780ed50
CPU: 1 PID: 112 Comm: systemd-journal Tainted: G B W 5.19.0-rc4-next-20220701 #1
Mem-Info:
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
active_anon:1136 inactive_anon:90665 isolated_anon:0
active_file:0 inactive_file:13 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:8748 slab_unreclaimable:59090
mapped:61401 shmem:112 pagetables:1011 bounce:0
kernel_misc_reclaimable:0
free:2215 free_pcp:144 free_cma:0
dump_stack_lvl+0x8b/0xb3
Node 0 active_anon:4544kB inactive_anon:362660kB active_file:0kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:245604kB dirty:0kB writeback:0kB shmem:448kB writeback_tmp:0kB kernel_stack:4096kB pagetables:4044kB all_unreclaimable? yes
dump_header+0x10b/0x7e4
Node 0
oom_kill_process.cold+0x10/0x15
DMA free:6484kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:8kB 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
out_of_memory+0x11e7/0x14b0
lowmem_reserve[]: 0
1615
__alloc_pages_slowpath.constprop.0+0x194b/0x1fa0
1615
1615
__alloc_pages+0x421/0x4f0
Node 0
DMA32 free:2376kB boost:2048kB min:7168kB low:8820kB high:10472kB reserved_highatomic:2048KB active_anon:4544kB inactive_anon:362652kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:2080640kB managed:1658292kB mlocked:0kB bounce:0kB free_pcp:576kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]:
alloc_pages+0x1a0/0x2f0
filemap_alloc_folio+0x2ce/0x360
__filemap_get_folio+0x2fb/0xd20
0
filemap_fault+0x1535/0x2270
0
0
__do_fault+0x10d/0x590
0
__handle_mm_fault+0x135a/0x34f0
Node 0
DMA:
3*4kB
handle_mm_fault+0x2e6/0xa10
(UM)
do_user_addr_fault+0x536/0x1300
1*8kB
exc_page_fault+0x98/0x1a0
(U)
asm_exc_page_fault+0x27/0x30
2*16kB
RIP: 0033:0x7f3bbd359116
(UM)
Code: Unable to access opcode bytes at RIP 0x7f3bbd3590ec.
1*32kB
RSP: 002b:00007ffd3c99de10 EFLAGS: 00010293
(M) 2*64kB
RAX: 0000000000000001 RBX: 000055e67d89b360 RCX: 00007f3bbd359116
(UM)
RDX: 0000000000000014 RSI: 000055e67d8a18f0 RDI: 0000000000000008
RBP: ffffffffffffffff R08: 0000000000000000 R09: 00007ffd3c9d7080
1*128kB
R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000000000001
R13: 0000000000000014 R14: 0000000000000000 R15: 0000000000000000
(M)
Mem-Info:
2*256kB
active_anon:1136 inactive_anon:90665 isolated_anon:0
active_file:0 inactive_file:13 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:8748 slab_unreclaimable:59090
mapped:61401 shmem:112 pagetables:1011 bounce:0
kernel_misc_reclaimable:0
free:2215 free_pcp:144 free_cma:0
(UM)
Node 0 active_anon:4544kB inactive_anon:362660kB active_file:0kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:245604kB dirty:0kB writeback:0kB shmem:448kB writeback_tmp:0kB kernel_stack:4096kB pagetables:4044kB all_unreclaimable? yes
1*512kB
Node 0
(M)
DMA free:6484kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:8kB 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
1*1024kB
lowmem_reserve[]:
(M)
0
0*2048kB
1615 1615
1*4096kB
1615
(M)
Node 0
= 6484kB
DMA32 free:2376kB boost:2048kB min:7168kB low:8820kB high:10472kB reserved_highatomic:2048KB active_anon:4544kB inactive_anon:362652kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:2080640kB managed:1658292kB mlocked:0kB bounce:0kB free_pcp:576kB local_pcp:328kB free_cma:0kB
Node 0
lowmem_reserve[]:
DMA32:
0 0
244*4kB
0
(ME)
0
71*8kB
(UM)
Node 0
30*16kB
DMA:
(MH)
3*4kB
11*32kB
(UM)
(UMH)
1*8kB
0*64kB
(U)
0*128kB
2*16kB
0*256kB
(UM)
0*512kB
1*32kB
0*1024kB
(M)
0*2048kB
2*64kB
0*4096kB
(UM)
= 2376kB
1*128kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
(M)
158 total pagecache pages
2*256kB
0 pages in swap cache
(UM)
Free swap = 0kB
Total swap = 0kB
1*512kB
524158 pages RAM
(M)
0 pages HighMem/MovableOnly
1*1024kB
105745 pages reserved
(M) 0*2048kB 1*4096kB (M) = 6484kB
Node 0 DMA32: 244*4kB (ME) 71*8kB (UM) 30*16kB (MH) 11*32kB (UMH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2376kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
158 total pagecache pages
0 pages in swap cache
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105745 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/systemd-journald.service,task=systemd-journal,pid=112,uid=0
Out of memory (oom_kill_allocating_task): Killed process 112 (systemd-journal) total-vm:31848kB, anon-rss:976kB, file-rss:0kB, shmem-rss:4kB, UID:0 pgtables:76kB oom_score_adj:-250
systemd[1]: ssh.service: A process of this unit has been killed by the OOM killer.
systemd[1]: Starting Load/Save RF Kill Switch Status...
rs:main Q:Reg invoked oom-killer: gfp_mask=0x141cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP|__GFP_WRITE), order=0, oom_score_adj=0
CPU: 1 PID: 191 Comm: rs:main Q:Reg Tainted: G B W 5.19.0-rc4-next-20220701 #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_lvl+0x8b/0xb3
dump_header+0x10b/0x7e4
oom_kill_process.cold+0x10/0x15
out_of_memory+0x11e7/0x14b0
__alloc_pages_slowpath.constprop.0+0x194b/0x1fa0
__alloc_pages+0x421/0x4f0
alloc_pages+0x1a0/0x2f0
filemap_alloc_folio+0x2ce/0x360
__filemap_get_folio+0x2fb/0xd20
pagecache_get_page+0x2e/0x220
ext4_da_write_begin+0x324/0x9a0
generic_perform_write+0x24a/0x570
ext4_buffered_write_iter+0x164/0x330
ext4_file_write_iter+0x3d5/0x1820
new_sync_write+0x31b/0x4e0
vfs_write+0x7b9/0xac0
ksys_write+0x127/0x250
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f120e3e3fef
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 5c fd ff ff 48
RSP: 002b:00007f120d59f830 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f120e3e3fef
RDX: 0000000000001000 RSI: 00007f11f800b1b0 RDI: 0000000000000009
RBP: 0000000000001000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007f11f800b1b0
R13: 0000000000000000 R14: 0000000000000028 R15: 00007f11f800aef0
Mem-Info:
active_anon:144 inactive_anon:85211 isolated_anon:0
active_file:478 inactive_file:608 isolated_file:0
unevictable:0 dirty:0 writeback:0
slab_reclaimable:8748 slab_unreclaimable:57690
mapped:18404 shmem:111 pagetables:649 bounce:0
kernel_misc_reclaimable:0
free:4018 free_pcp:89 free_cma:0
Node 0 active_anon:576kB inactive_anon:340844kB active_file:1912kB inactive_file:2432kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:73616kB dirty:0kB writeback:0kB shmem:444kB writeback_tmp:0kB kernel_stack:3872kB pagetables:2596kB all_unreclaimable? no
Node 0 DMA free:6484kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:8kB 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 1615 1615 1615
Node 0 DMA32 free:9588kB boost:10588kB min:15708kB low:17360kB high:19012kB reserved_highatomic:2048KB active_anon:996kB inactive_anon:341340kB active_file:2476kB inactive_file:2748kB unevictable:0kB writepending:0kB present:2080640kB managed:1658292kB mlocked:0kB bounce:0kB free_pcp:360kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 3*4kB (UM) 1*8kB (U) 2*16kB (UM) 1*32kB (M) 2*64kB (UM) 1*128kB (M) 2*256kB (UM) 1*512kB (M) 1*1024kB (M) 0*2048kB 1*4096kB (M) = 6484kB
Node 0 DMA32: 856*4kB (UME) 286*8kB (UM) 118*16kB (UMH) 56*32kB (UMH) 13*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 10224kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
1204 total pagecache pages
0 pages in swap cache
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105745 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/rsyslog.service,task=rs:main Q:Reg,pid=191,uid=0
Out of memory (oom_kill_allocating_task): Killed process 186 (rsyslogd) total-vm:220876kB, anon-rss:948kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:0
systemd invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
CPU: 1 PID: 4062 Comm: systemd Tainted: G B W 5.19.0-rc4-next-20220701 #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_lvl+0x8b/0xb3
dump_header+0x10b/0x7e4
oom_kill_process.cold+0x10/0x15
out_of_memory+0x11e7/0x14b0
__alloc_pages_slowpath.constprop.0+0x194b/0x1fa0
__alloc_pages+0x421/0x4f0
alloc_pages+0x1a0/0x2f0
filemap_alloc_folio+0x2ce/0x360
__filemap_get_folio+0x2fb/0xd20
filemap_fault+0x1535/0x2270
__do_fault+0x10d/0x590
__handle_mm_fault+0x135a/0x34f0
handle_mm_fault+0x2e6/0xa10
do_user_addr_fault+0x536/0x1300
exc_page_fault+0x98/0x1a0
asm_exc_page_fault+0x27/0x30
RIP: 0033:0x7fad6210d0b4
Code: Unable to access opcode bytes at RIP 0x7fad6210d08a.
RSP: 002b:00007ffd08d52b10 EFLAGS: 00010206
RAX: 00007fad61d3e270 RBX: 00007fad61d9fa20 RCX: 0000000000000003
RDX: 0000000000000043 RSI: 00000000002e2e60 RDI: 000000007c8ad2ef
RBP: 0000000000000009 R08: 00007ffd08d52c50 R09: 00007fad6212f440
R10: 00007fad618ac710 R11: 000000000000001b R12: 000000000000001b
R13: 00007fad617b9f10 R14: 0000000000000001 R15: 0000000000000000
Mem-Info:
active_anon:81 inactive_anon:80654 isolated_anon:0
active_file:28 inactive_file:5 isolated_file:2
unevictable:0 dirty:0 writeback:0
slab_reclaimable:8748 slab_unreclaimable:57548
mapped:17438 shmem:111 pagetables:628 bounce:0
kernel_misc_reclaimable:0
free:2628 free_pcp:140 free_cma:0
Node 0 active_anon:324kB inactive_anon:316568kB active_file:112kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:69752kB dirty:0kB writeback:0kB shmem:444kB writeback_tmp:0kB kernel_stack:3744kB pagetables:2512kB all_unreclaimable? no
Node 0 DMA free:6484kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:8kB 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 1615 1615 1615
Node 0 DMA32 free:10076kB boost:0kB min:5120kB low:6772kB high:8424kB reserved_highatomic:2048KB active_anon:996kB inactive_anon:317148kB active_file:332kB inactive_file:600kB unevictable:0kB writepending:0kB present:2080640kB managed:1658292kB mlocked:0kB bounce:0kB free_pcp:632kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 3*4kB (UM) 1*8kB (U) 2*16kB (UM) 1*32kB (M) 2*64kB (UM) 1*128kB (M) 2*256kB (UM) 1*512kB (M) 1*1024kB (M) 0*2048kB 1*4096kB (M) = 6484kB
Node 0 DMA32: 275*4kB (UM) 163*8kB (UM) 137*16kB (UM) 104*32kB (UM) 55*64kB (UM) 13*128kB (UM) 1*256kB (M) 2*512kB (M) 2*1024kB (M) 0*2048kB 0*4096kB = 16436kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
175 total pagecache pages
0 pages in swap cache
Free swap = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105745 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/systemd-rfkill.service,task=systemd,pid=4062,uid=0
Out of memory (oom_kill_allocating_task): Killed process 4062 (systemd) total-vm:179988kB, anon-rss:11112kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:100kB oom_score_adj:0
systemd[1]: systemd-rfkill.service: A process of this unit has been killed by the OOM killer.
systemd[1]: rsyslog.service: A process of this unit has been killed by the OOM killer.
systemd[1]: systemd-journald.service: Main process exited, code=killed, status=9/KILL
systemd[1]: systemd-journald.service: Failed with result 'oom-kill'.
systemd[1]: systemd-journald.service: Consumed 1.287s CPU time.
systemd[1]: rsyslog.service: Main process exited, code=killed, status=9/KILL
systemd[1]: rsyslog.service: Failed with result 'oom-kill'.
systemd[1]: systemd-rfkill.service: Main process exited, code=killed, status=9/KILL
systemd[1]: systemd-rfkill.service: Failed with result 'oom-kill'.
systemd[1]: Failed to start Load/Save RF Kill Switch Status.
systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1.
systemd[1]: Stopping Flush Journal to Persistent Storage...
systemd[1]: Starting Load/Save RF Kill Switch Status...
systemd[1]: rsyslog.service: Scheduled restart job, restart counter is at 1.
systemd[1]: Stopped System Logging Service.
systemd[1]: Starting System Logging Service...
systemd[1]: ssh.service: Failed with result 'oom-kill'.
systemd[1]: ssh.service: Unit process 260 (sshd) remains running after unit stopped.
systemd[1]: ssh.service: Unit process 294 (syz-executor.7) remains running after unit stopped.
systemd[1]: ssh.service: Consumed 1min 10.497s CPU time.
oom_reaper: reaped process 4034 (syz-executor.5), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
systemd[1]: ssh.service: Scheduled restart job, restart counter is at 1.
systemd[1]: Stopped OpenBSD Secure Shell server.
systemd[1]: ssh.service: Consumed 1min 10.540s CPU time.
systemd[1]: ssh.service: Found left-over process 260 (sshd) in control group while starting unit. Ignoring.
systemd[1]: This usually indicates unclean termination of a previous run, or service implementation deficiencies.
systemd[1]: ssh.service: Found left-over process 294 (syz-executor.7) in control group while starting unit. Ignoring.
systemd[1]: This usually indicates unclean termination of a previous run, or service implementation deficiencies.
systemd[1]: Starting OpenBSD Secure Shell server...
systemd[1]: Started Load/Save RF Kill Switch Status.
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4064 at mm/kasan/shadow.c:134 kasan_unpoison+0x42/0x50
Modules linked in:
CPU: 0 PID: 4064 Comm: journalctl Tainted: G B W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:kasan_unpoison+0x42/0x50
Code: 89 fb 48 83 c6 01 e8 7d fe ff ff 48 89 e8 83 e0 07 74 14 48 ba 00 00 00 00 00 fc ff df 48 01 eb 48 c1 eb 03 88 04 13 5b 5d c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 48 89 f8 41 56 48
RSP: 0018:ffff888063f2fa80 EFLAGS: 00010202
RAX: 0000000003113680 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000170 RDI: ffff888044124a12
RBP: ffff88800784f780 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888044124a12
R13: 0000000000092cc0 R14: 0000000000092cc0 R15: 0000000000092cc0
FS: 00007fcd27623900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcd2761c000 CR3: 000000001cad0000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
__kasan_slab_alloc+0x2c/0x80
kmem_cache_alloc+0x1b1/0x490
__create_object.isra.0+0x3d/0xc10
kmem_cache_alloc_bulk+0x3fa/0x790
mas_alloc_nodes+0x2a6/0x6a0
mas_preallocate+0xff/0x2d0
mmap_region+0x774/0x19f0
do_mmap+0x824/0xf40
vm_mmap_pgoff+0x1ab/0x270
ksys_mmap_pgoff+0x3cc/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fcd27f0cb62
Code: e4 e8 e2 4a 01 00 66 90 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 8b 05 f9 52 0c 00 64
RSP: 002b:00007ffd3f9fb748 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcd27f0cb62
RDX: 0000000000000001 RSI: 0000000000000017 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 000000000000000b
R13: 00007ffd3f9fb770 R14: 0000000000000003 R15: 000000000000000b
irq event stamp: 0
hardirqs last enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [] copy_process+0x1db6/0x6d60
softirqs last enabled at (0): [] copy_process+0x1dfa/0x6d60
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
BUG: unable to handle page fault for address: ffffebe93c000008
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0
Oops: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 1 PID: 4068 Comm: sshd Tainted: G B W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:qlist_free_all+0xaf/0x190
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
RSP: 0018:ffff88801c12fc68 EFLAGS: 00010286
RAX: ffffebe93c000000 RBX: 000002cf00000018 RCX: 00000000800e0009
RDX: 000002cf80000018 RSI: ffffea00003c7f00 RDI: 0000000040000000
RBP: 0000000000000000 R08: 000002cf00000018 R09: 00000000800e0009
R10: ffffea00003c7f00 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff88801c12fca8 R14: 0000000000000000 R15: ffff88800f1fd5b8
FS: 00007fab8f2dc900(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffebe93c000008 CR3: 0000000017890000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
kasan_quarantine_reduce+0x180/0x200
__kasan_slab_alloc+0x78/0x80
kmem_cache_alloc+0x1b1/0x490
getname_flags.part.0+0x50/0x4f0
getname_flags+0x9a/0xe0
vfs_fstatat+0x73/0xb0
__do_sys_newstat+0x88/0x110
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fab8f7be3a6
Code: 00 00 75 05 48 83 c4 18 c3 e8 96 f2 01 00 66 0f 1f 44 00 00 41 89 f8 48 89 f7 48 89 d6 41 83 f8 01 77 29 b8 04 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 02 c3 90 48 8b 15 b9 fa 0c 00 f7 d8 64 89 02
RSP: 002b:00007ffd8e9841b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab8f7be3a6
RDX: 00007ffd8e984250 RSI: 00007ffd8e984250 RDI: 000055662c4a02b3
RBP: 000055662db98310 R08: 0000000000000001 R09: 0000000000000010
R10: 32b6a5600f48a25d R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd8e984230 R14: 00007ffd8e984228 R15: 00000000ffffffff
Modules linked in:
CR2: ffffebe93c000008
---[ end trace 0000000000000000 ]---
RIP: 0010:qlist_free_all+0xaf/0x190
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
RSP: 0018:ffff88801c12fc68 EFLAGS: 00010286
RAX: ffffebe93c000000 RBX: 000002cf00000018 RCX: 00000000800e0009
RDX: 000002cf80000018 RSI: ffffea00003c7f00 RDI: 0000000040000000
RBP: 0000000000000000 R08: 000002cf00000018 R09: 00000000800e0009
R10: ffffea00003c7f00 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff88801c12fca8 R14: 0000000000000000 R15: ffff88800f1fd5b8
FS: 00007fab8f2dc900(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffebe93c000008 CR3: 0000000017890000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4064 at kernel/rcu/tree.c:2776 call_rcu+0x6c6/0xa20
systemd[1]: ssh.service: Control process exited, code=killed, status=9/KILL
Modules linked in:
systemd[1]: ssh.service: Failed with result 'signal'.
CPU: 1 PID: 4064 Comm: journalctl Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:call_rcu+0x6c6/0xa20
Code: c1 ea 03 80 3c 02 00 0f 85 c0 02 00 00 48 8b 85 a0 00 00 00 48 85 c0 0f 85 37 fa ff ff 4c 89 ff e8 bf d0 00 00 e9 2a fa ff ff <0f> 0b e9 50 f9 ff ff e8 0e 2e ff ff e9 05 fc ff ff e8 b4 f9 45 00
RSP: 0018:ffff888063f2fa68 EFLAGS: 00010202
RAX: 0000000000000000 RBX: ffff888044124a92 RCX: ffffffff817a3dc4
RDX: 0000000000000000 RSI: ffffffff817a3680 RDI: 0000000000000002
RBP: ffff8880284c7e00 R08: 0000000000000001 R09: ffff888044124aa5
R10: ffffed1008824954 R11: 0000000000000001 R12: ffffffff817a3680
R13: ffff888007875000 R14: ffff8880284c7c00 R15: 0000000000000000
FS: 00007fcd27623900(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
systemd[1]: Failed to start OpenBSD Secure Shell server.
CR2: ffffebe93c000008 CR3: 000000001cad0000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
kmem_cache_free_bulk+0x30a/0x850
mas_destroy+0x380/0x8d0
mas_store_prealloc+0xec/0x150
mmap_region+0xdc1/0x19f0
do_mmap+0x824/0xf40
vm_mmap_pgoff+0x1ab/0x270
ksys_mmap_pgoff+0x3cc/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fcd27f0cb62
Code: e4 e8 e2 4a 01 00 66 90 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 8b 05 f9 52 0c 00 64
RSP: 002b:00007ffd3f9fb748 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcd27f0cb62
RDX: 0000000000000001 RSI: 0000000000000017 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 000000000000000b
R13: 00007ffd3f9fb770 R14: 0000000000000003 R15: 000000000000000b
irq event stamp: 0
hardirqs last enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [] copy_process+0x1db6/0x6d60
softirqs last enabled at (0): [] copy_process+0x1dfa/0x6d60
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
systemd[1]: Started System Logging Service.
systemd[1]: systemd-journal-flush.service: Succeeded.
systemd[1]: Stopped Flush Journal to Persistent Storage.
systemd[1]: Stopped Journal Service.
systemd[1]: systemd-journald.service: Consumed 1.287s CPU time.
systemd[1]: Starting Journal Service...
systemd[1]: ssh.service: Scheduled restart job, restart counter is at 2.
systemd[1]: Stopped target Bluetooth.
systemd[1]: Stopped OpenBSD Secure Shell server.
systemd[1]: Starting OpenBSD Secure Shell server...
systemd-journald[4072]: File /var/log/journal/7e681e5076844de4a5cfa8606a84b008/system.journal corrupted or uncleanly shut down, renaming and replacing.
systemd[1]: Started Journal Service.
systemd-journald[4072]: Received client request to flush runtime journal.
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 4c 01 c2 add %r8,%rdx
3: 0f 82 f0 00 00 00 jb 0xf9
9: 48 c7 c0 00 00 00 80 mov $0xffffffff80000000,%rax
10: 48 2b 05 53 36 7c 03 sub 0x37c3653(%rip),%rax # 0x37c366a
17: 48 01 d0 add %rdx,%rax
1a: 48 c1 e8 0c shr $0xc,%rax
1e: 48 c1 e0 06 shl $0x6,%rax
22: 48 03 05 31 36 7c 03 add 0x37c3631(%rip),%rax # 0x37c365a
* 29: 48 8b 48 08 mov 0x8(%rax),%rcx <-- trapping instruction
2d: 48 89 c2 mov %rax,%rdx
30: f6 c1 01 test $0x1,%cl
33: 0f 85 b6 00 00 00 jne 0xef
39: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
3e: 48 rex.W