unevictable 0 slab_reclaimable 675088 slab_unreclaimable 2708648 slab 3383736 workingset_refault_anon 0 workingset_refault_file 13 oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=9073,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: 3627, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor.0/3627: #0: ffffffff8bce3b60 (memcg_oom_lock#2){+.+.}-{0:0}, at: mem_cgroup_oom mm/memcontrol.c:1846 [inline] #0: ffffffff8bce3b60 (memcg_oom_lock#2){+.+.}-{0:0}, at: try_charge_memcg+0xb96/0x1130 mm/memcontrol.c:2647 #1: ffffffff8bc65e68 (oom_lock){+.+.}-{3:3}, at: mem_cgroup_out_of_memory+0x8d/0x270 mm/memcontrol.c:1607 #2: ffff888018d2a6a0 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline] #2: ffff888018d2a6a0 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline] #2: ffff888018d2a6a0 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3627 Comm: syz-executor.0 Not tainted 5.17.0-rc1-next-20220127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9576 __mutex_lock_common kernel/locking/mutex.c:577 [inline] __mutex_lock+0x9f/0x12f0 kernel/locking/mutex.c:733 futex_cleanup_begin kernel/futex/core.c:1058 [inline] futex_exit_release+0x26/0x220 kernel/futex/core.c:1110 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893 oom_kill_process+0xd7/0x5b0 mm/oom_kill.c:1003 out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132 mem_cgroup_out_of_memory+0x206/0x270 mm/memcontrol.c:1617 mem_cgroup_oom mm/memcontrol.c:1852 [inline] try_charge_memcg+0xe03/0x1130 mm/memcontrol.c:2647 obj_cgroup_charge_pages+0x1e/0x90 mm/memcontrol.c:3017 obj_cgroup_charge+0xf3/0x280 mm/memcontrol.c:3286 memcg_slab_pre_alloc_hook mm/slab.h:490 [inline] slab_pre_alloc_hook mm/slab.h:710 [inline] slab_alloc_node mm/slub.c:3144 [inline] slab_alloc mm/slub.c:3238 [inline] kmem_cache_alloc+0x92/0x3a0 mm/slub.c:3243 kmem_cache_zalloc include/linux/slab.h:705 [inline] __alloc_file+0x21/0x280 fs/file_table.c:132 alloc_empty_file+0x6d/0x170 fs/file_table.c:181 path_openat+0xe4/0x2940 fs/namei.c:3595 do_filp_open+0x1aa/0x400 fs/namei.c:3636 do_sys_openat2+0x16d/0x4d0 fs/open.c:1214 do_sys_open fs/open.c:1230 [inline] __do_sys_openat fs/open.c:1246 [inline] __se_sys_openat fs/open.c:1241 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f0415558b98 Code: 24 18 31 c0 41 83 e2 40 75 40 89 f0 25 00 00 41 00 3d 00 00 41 00 74 32 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 40 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 RSP: 002b:00007ffefda6ebc0 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000000066a RCX: 00007f0415558b98 RDX: 0000000000090800 RSI: 00007ffefda6fdb0 RDI: 00000000ffffff9c RBP: 00007ffefda6fd8c R08: 0000000000090800 R09: 00007ffefda6fdb0 R10: 0000000000000000 R11: 0000000000000287 R12: 00007f04155b21ea R13: 00007ffefda6fdb0 R14: 000000000000000b R15: 00007ffefda6fdf0 ============================= [ BUG: Invalid wait context ] 5.17.0-rc1-next-20220127-syzkaller #0 Tainted: G W ----------------------------- syz-executor.0/3627 is trying to lock: ffff888018d2b0c0 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_cleanup_begin kernel/futex/core.c:1058 [inline] ffff888018d2b0c0 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_exit_release+0x26/0x220 kernel/futex/core.c:1110 other info that might help us debug this: context-{4:4} 3 locks held by syz-executor.0/3627: #0: ffffffff8bce3b60 (memcg_oom_lock#2){+.+.}-{0:0}, at: mem_cgroup_oom mm/memcontrol.c:1846 [inline] #0: ffffffff8bce3b60 (memcg_oom_lock#2){+.+.}-{0:0}, at: try_charge_memcg+0xb96/0x1130 mm/memcontrol.c:2647 #1: ffffffff8bc65e68 (oom_lock){+.+.}-{3:3}, at: mem_cgroup_out_of_memory+0x8d/0x270 mm/memcontrol.c:1607 #2: ffff888018d2a6a0 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline] #2: ffff888018d2a6a0 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline] #2: ffff888018d2a6a0 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144 stack backtrace: CPU: 1 PID: 3627 Comm: syz-executor.0 Tainted: G W 5.17.0-rc1-next-20220127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 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+0x213/0x3ab kernel/locking/lockdep.c:4977 lock_acquire kernel/locking/lockdep.c:5639 [inline] lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5604 __mutex_lock_common kernel/locking/mutex.c:600 [inline] __mutex_lock+0x12f/0x12f0 kernel/locking/mutex.c:733 futex_cleanup_begin kernel/futex/core.c:1058 [inline] futex_exit_release+0x26/0x220 kernel/futex/core.c:1110 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893 oom_kill_process+0xd7/0x5b0 mm/oom_kill.c:1003 out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132 mem_cgroup_out_of_memory+0x206/0x270 mm/memcontrol.c:1617 mem_cgroup_oom mm/memcontrol.c:1852 [inline] try_charge_memcg+0xe03/0x1130 mm/memcontrol.c:2647 obj_cgroup_charge_pages+0x1e/0x90 mm/memcontrol.c:3017 obj_cgroup_charge+0xf3/0x280 mm/memcontrol.c:3286 memcg_slab_pre_alloc_hook mm/slab.h:490 [inline] slab_pre_alloc_hook mm/slab.h:710 [inline] slab_alloc_node mm/slub.c:3144 [inline] slab_alloc mm/slub.c:3238 [inline] kmem_cache_alloc+0x92/0x3a0 mm/slub.c:3243 kmem_cache_zalloc include/linux/slab.h:705 [inline] __alloc_file+0x21/0x280 fs/file_table.c:132 alloc_empty_file+0x6d/0x170 fs/file_table.c:181 path_openat+0xe4/0x2940 fs/namei.c:3595 do_filp_open+0x1aa/0x400 fs/namei.c:3636 do_sys_openat2+0x16d/0x4d0 fs/open.c:1214 do_sys_open fs/open.c:1230 [inline] __do_sys_openat fs/open.c:1246 [inline] __se_sys_openat fs/open.c:1241 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f0415558b98 Code: 24 18 31 c0 41 83 e2 40 75 40 89 f0 25 00 00 41 00 3d 00 00 41 00 74 32 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 40 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 RSP: 002b:00007ffefda6ebc0 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000000066a RCX: 00007f0415558b98 RDX: 0000000000090800 RSI: 00007ffefda6fdb0 RDI: 00000000ffffff9c RBP: 00007ffefda6fd8c R08: 0000000000090800 R09: 00007ffefda6fdb0 R10: 0000000000000000 R11: 0000000000000287 R12: 00007f04155b21ea R13: 00007ffefda6fdb0 R14: 000000000000000b R15: 00007ffefda6fdf0 Memory cgroup out of memory: Killed process 9073 (syz-executor.0) total-vm:60784kB, anon-rss:2496kB, file-rss:14336kB, shmem-rss:0kB, UID:0 pgtables:92kB oom_score_adj:1000 syz-executor.0 invoked oom-killer: gfp_mask=0x400cc0(GFP_KERNEL_ACCOUNT), order=1, oom_score_adj=0 CPU: 1 PID: 3627 Comm: syz-executor.0 Tainted: G W 5.17.0-rc1-next-20220127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 dump_header+0x106/0x624 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 mem_cgroup_out_of_memory+0x206/0x270 mm/memcontrol.c:1617 mem_cgroup_oom mm/memcontrol.c:1852 [inline] try_charge_memcg+0xe03/0x1130 mm/memcontrol.c:2647 obj_cgroup_charge_pages+0x1e/0x90 mm/memcontrol.c:3017 obj_cgroup_charge+0xf3/0x280 mm/memcontrol.c:3286 memcg_slab_pre_alloc_hook mm/slab.h:490 [inline] slab_pre_alloc_hook mm/slab.h:710 [inline] slab_alloc_node mm/slub.c:3144 [inline] __kmalloc_node+0xa7/0x380 mm/slub.c:4468 kmalloc_node include/linux/slab.h:604 [inline] kvmalloc_node+0x3e/0x100 mm/util.c:580 kvmalloc include/linux/slab.h:732 [inline] xt_alloc_table_info+0x3c/0xa0 net/netfilter/x_tables.c:1192 do_replace net/ipv6/netfilter/ip6_tables.c:1142 [inline] do_ip6t_set_ctl+0x508/0xb20 net/ipv6/netfilter/ip6_tables.c:1639 nf_setsockopt+0x83/0xe0 net/netfilter/nf_sockopt.c:101 ipv6_setsockopt+0x122/0x180 net/ipv6/ipv6_sockglue.c:1024 tcp_setsockopt+0x136/0x2520 net/ipv4/tcp.c:3685 __sys_setsockopt+0x2db/0x610 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+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f041555a6aa Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffefda6f638 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000029 RCX: 00007f041555a6aa RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 RBP: 00007ffefda6f660 R08: 0000000000000558 R09: fefefefefeff646b R10: 00007f041563b940 R11: 0000000000000202 R12: 00007ffefda6f6c0 R13: 0000000000000003 R14: 00007ffefda6f65c R15: 00007f041563b8e0 memory: usage 5792kB, limit 0kB, failcnt 41 swap: usage 0kB, limit 9007199254740988kB, failcnt 0 Memory cgroup stats for /syz0: anon 2289664 file 147456 kernel_stack 32768 pagetables 86016 percpu 0 sock 0 vmalloc 0 shmem 126976 file_mapped 126976 file_dirty 0 file_writeback 0 swapcached 0 anon_thp 2097152 file_thp 0 shmem_thp 0 inactive_anon 2289664 active_anon 126976 inactive_file 8192 active_file 12288 unevictable 0 slab_reclaimable 673360 slab_unreclaimable 2657376 slab 3330736 workingset_refault_anon 0 workingset_refault_file 13 oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=9072,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: 3627, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3627 Comm: syz-executor.0 Tainted: G W 5.17.0-rc1-next-20220127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9576 __mutex_lock_common kernel/locking/mutex.c:577 [inline] __mutex_lock+0x9f/0x12f0 kernel/locking/mutex.c:733 futex_cleanup_begin kernel/futex/core.c:1058 [inline] futex_exit_release+0x26/0x220 kernel/futex/core.c:1110 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893 oom_kill_process+0xd7/0x5b0 mm/oom_kill.c:1003 out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132 mem_cgroup_out_of_memory+0x206/0x270 mm/memcontrol.c:1617 mem_cgroup_oom mm/memcontrol.c:1852 [inline] try_charge_memcg+0xe03/0x1130 mm/memcontrol.c:2647 obj_cgroup_charge_pages+0x1e/0x90 mm/memcontrol.c:3017 obj_cgroup_charge+0xf3/0x280 mm/memcontrol.c:3286 memcg_slab_pre_alloc_hook mm/slab.h:490 [inline] slab_pre_alloc_hook mm/slab.h:710 [inline] slab_alloc_node mm/slub.c:3144 [inline] __kmalloc_node+0xa7/0x380 mm/slub.c:4468 kmalloc_node include/linux/slab.h:604 [inline] kvmalloc_node+0x3e/0x100 mm/util.c:580 kvmalloc include/linux/slab.h:732 [inline] xt_alloc_table_info+0x3c/0xa0 net/netfilter/x_tables.c:1192 do_replace net/ipv6/netfilter/ip6_tables.c:1142 [inline] do_ip6t_set_ctl+0x508/0xb20 net/ipv6/netfilter/ip6_tables.c:1639 nf_setsockopt+0x83/0xe0 net/netfilter/nf_sockopt.c:101 ipv6_setsockopt+0x122/0x180 net/ipv6/ipv6_sockglue.c:1024 tcp_setsockopt+0x136/0x2520 net/ipv4/tcp.c:3685 __sys_setsockopt+0x2db/0x610 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+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f041555a6aa Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffefda6f638 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000029 RCX: 00007f041555a6aa RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 RBP: 00007ffefda6f660 R08: 0000000000000558 R09: fefefefefeff646b R10: 00007f041563b940 R11: 0000000000000202 R12: 00007ffefda6f6c0 R13: 0000000000000003 R14: 00007ffefda6f65c R15: 00007f041563b8e0 Memory cgroup out of memory: Killed process 9072 (syz-executor.0) total-vm:60780kB, anon-rss:2496kB, file-rss:14336kB, shmem-rss:0kB, UID:0 pgtables:92kB oom_score_adj:1000 syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 CPU: 1 PID: 3627 Comm: syz-executor.0 Tainted: G W 5.17.0-rc1-next-20220127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 dump_header+0x106/0x624 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 mem_cgroup_out_of_memory+0x206/0x270 mm/memcontrol.c:1617 mem_cgroup_oom mm/memcontrol.c:1852 [inline] try_charge_memcg+0xe03/0x1130 mm/memcontrol.c:2647 obj_cgroup_charge_pages+0x1e/0x90 mm/memcontrol.c:3017 __memcg_kmem_charge_page+0x368/0x5a0 mm/memcontrol.c:3044 memcg_kmem_charge_page include/linux/memcontrol.h:1695 [inline] memcg_charge_kernel_stack kernel/fork.c:418 [inline] dup_task_struct kernel/fork.c:891 [inline] copy_process+0x80a/0x7310 kernel/fork.c:1998 kernel_clone+0xe7/0xab0 kernel/fork.c:2555 __do_sys_clone+0xc8/0x110 kernel/fork.c:2672 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f041555764b Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 RSP: 002b:00007ffefda6fd10 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f041555764b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 000055555736a400 R10: 000055555736a6d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffefda6fdf0 memory: usage 3488kB, limit 0kB, failcnt 60 swap: usage 0kB, limit 9007199254740988kB, failcnt 0 Memory cgroup stats for /syz0: anon 65536 file 147456 kernel_stack 0 pagetables 8192 percpu 0 sock 0 vmalloc 0 shmem 126976 file_mapped 126976 file_dirty 0 file_writeback 0 swapcached 0 anon_thp 0 file_thp 0 shmem_thp 0 inactive_anon 65536 active_anon 126976 inactive_file 12288 active_file 8192 unevictable 0 slab_reclaimable 648944 slab_unreclaimable 2644664 slab 3293608 workingset_refault_anon 0 workingset_refault_file 13 workingset_activate_anon 0 oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=3627,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: 3627, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3627 Comm: syz-executor.0 Tainted: G W 5.17.0-rc1-next-20220127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9576 __mutex_lock_common kernel/locking/mutex.c:577 [inline] __mutex_lock+0x9f/0x12f0 kernel/locking/mutex.c:733 futex_cleanup_begin kernel/futex/core.c:1058 [inline] futex_exit_release+0x26/0x220 kernel/futex/core.c:1110 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893 oom_kill_process+0xd7/0x5b0 mm/oom_kill.c:1003 out_of_memory+0x358/0x14b0 mm/oom_kill.c:1132 mem_cgroup_out_of_memory+0x206/0x270 mm/memcontrol.c:1617 mem_cgroup_oom mm/memcontrol.c:1852 [inline] try_charge_memcg+0xe03/0x1130 mm/memcontrol.c:2647 obj_cgroup_charge_pages+0x1e/0x90 mm/memcontrol.c:3017 __memcg_kmem_charge_page+0x368/0x5a0 mm/memcontrol.c:3044 memcg_kmem_charge_page include/linux/memcontrol.h:1695 [inline] memcg_charge_kernel_stack kernel/fork.c:418 [inline] dup_task_struct kernel/fork.c:891 [inline] copy_process+0x80a/0x7310 kernel/fork.c:1998 kernel_clone+0xe7/0xab0 kernel/fork.c:2555 __do_sys_clone+0xc8/0x110 kernel/fork.c:2672 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f041555764b Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 RSP: 002b:00007ffefda6fd10 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f041555764b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 000055555736a400 R10: 000055555736a6d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffefda6fdf0 Memory cgroup out of memory: Killed process 3627 (syz-executor.0) total-vm:56676kB, anon-rss:404kB, file-rss:15216kB, shmem-rss:4kB, UID:0 pgtables:84kB oom_score_adj:0