0
/system.slice/rsyslog.service
0
,task=in:imklog,pid=187,uid=0
0
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:577
Node 0 DMA:
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 187, name: in:imklog
preempt_count: 1, expected: 0
0*4kB
RCU nest depth: 0, expected: 0
1*8kB
3 locks held by in:imklog/187:
(U)
#0: ffff88800f0dc060 (
1*16kB
mapping.invalidate_lock
(U)
){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3124
0*32kB
#1: ffffffff85278ee8
1*64kB
(oom_lock
(U)
){+.+.}-{3:3}
0*128kB
, at: __alloc_pages_may_oom mm/page_alloc.c:4281 [inline]
, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5063
1*256kB
#2: ffff888017e4d8e0 (&p->alloc_lock
(U)
){+.+.}-{2:2}
0*512kB
, at: spin_lock include/linux/spinlock.h:354 [inline]
, at: task_lock include/linux/sched/task.h:170 [inline]
, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
0*1024kB
Preemption disabled at:
[<0000000000000000>] 0x0
1*2048kB
CPU: 1 PID: 187 Comm: in:imklog Not tainted 5.17.0-rc1-next-20220127 #1
(M)
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
1*4096kB
__might_resched.cold+0x222/0x26b kernel/sched/core.c:9576
(M)
__mutex_lock_common kernel/locking/mutex.c:577 [inline]
__mutex_lock+0x9e/0x1480 kernel/locking/mutex.c:733
= 6488kB
Node 0
DMA32:
471*4kB
(UME)
94*8kB
(UME)
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
19*16kB
oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003
(M)
out_of_memory+0x11e7/0x14b0 mm/oom_kill.c:1114
1*32kB
__alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
__alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
(U)
0*64kB
0*128kB
0*256kB
__alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
0*512kB
0*1024kB
0*2048kB
0*4096kB
alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
= 2972kB
filemap_alloc_folio mm/filemap.c:987 [inline]
__filemap_get_folio+0x65c/0xfd0 mm/filemap.c:1990
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
195 total pagecache pages
filemap_fault+0x155a/0x2130 mm/filemap.c:3127
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
__do_fault+0x113/0x5a0 mm/memory.c:3868
Total swap = 0kB
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
524158 pages RAM
0 pages HighMem/MovableOnly
handle_mm_fault+0x2e6/0xa20 mm/memory.c:4803
105115 pages reserved
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: 0033:0x7f35abc6008c
Code: Unable to access opcode bytes at RIP 0x7f35abc60062.
RSP: 002b:00007f35ab1fc4d0 EFLAGS: 00010246
RAX: 0000000000000076 RBX: 0000000000000000 RCX: 00007f35abc6008c
RDX: 0000000000001fa0 RSI: 00007f35ab1fcd00 RDI: 0000000000000005
RBP: 00007f35acfa64c0 R08: 0000000000000000 R09: 00007f35acfa2e88
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35ab1fcd00
R13: 0000000000001fa0 R14: 00007f35ab1fcd00 R15: 00007f35ab1fcd5c
=============================
[ BUG: Invalid wait context ]
5.17.0-rc1-next-20220127 #1 Tainted: G W
-----------------------------
in:imklog/187 is trying to lock:
ffff888017e4e2f0 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_cleanup_begin kernel/futex/core.c:1058 [inline]
ffff888017e4e2f0 (&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 in:imklog/187:
#0: ffff88800f0dc060 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
#0: ffff88800f0dc060 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3124
#1: ffffffff85278ee8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4281 [inline]
#1: ffffffff85278ee8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5063
#2: ffff888017e4d8e0 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
#2: ffff888017e4d8e0 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
#2: ffff888017e4d8e0 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
stack backtrace:
CPU: 1 PID: 187 Comm: in:imklog Tainted: G W 5.17.0-rc1-next-20220127 #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+0x11e7/0x14b0 mm/oom_kill.c:1114
__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: 0033:0x7f35abc6008c
Code: Unable to access opcode bytes at RIP 0x7f35abc60062.
RSP: 002b:00007f35ab1fc4d0 EFLAGS: 00010246
RAX: 0000000000000076 RBX: 0000000000000000 RCX: 00007f35abc6008c
RDX: 0000000000001fa0 RSI: 00007f35ab1fcd00 RDI: 0000000000000005
RBP: 00007f35acfa64c0 R08: 0000000000000000 R09: 00007f35acfa2e88
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35ab1fcd00
R13: 0000000000001fa0 R14: 00007f35ab1fcd00 R15: 00007f35ab1fcd5c
Out of memory (oom_kill_allocating_task): Killed process 184 (rsyslogd) total-vm:220876kB, anon-rss:740kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:64kB oom_score_adj:0
oom_reaper: reaped process 184 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB