BUG: sleeping function called from invalid context at kernel/locking/mutex.c:577
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3632, name: syz-executor.1
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
5 locks held by syz-executor.1/3632:
 #0: ffff88807f000460 (sb_writers#5){.+.+}-{0:0}, at: filename_create+0xf3/0x480 fs/namei.c:3699
 #1: ffff8880746917e0 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:812 [inline]
 #1: ffff8880746917e0 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: filename_create+0x158/0x480 fs/namei.c:3704
 #2: ffffffff8bce23c0 (memcg_oom_lock#2){+.+.}-{0:0}, at: mem_cgroup_oom mm/memcontrol.c:1846 [inline]
 #2: ffffffff8bce23c0 (memcg_oom_lock#2){+.+.}-{0:0}, at: try_charge_memcg+0xafd/0x10f0 mm/memcontrol.c:2647
 #3: ffffffff8bc645a8 (oom_lock){+.+.}-{3:3}, at: mem_cgroup_out_of_memory+0x8d/0x270 mm/memcontrol.c:1607
 #4: ffff888077ca0960 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
 #4: ffff888077ca0960 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
 #4: ffff888077ca0960 (&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: 3632 Comm: syz-executor.1 Not tainted 5.17.0-rc1-next-20220124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <TASK>
 __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+0xd79/0x10f0 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
 __d_alloc+0x2a/0x950 fs/dcache.c:1769
 d_alloc+0x4a/0x230 fs/dcache.c:1848
 __lookup_hash+0xc8/0x180 fs/namei.c:1604
 filename_create+0x184/0x480 fs/namei.c:3705
 do_mkdirat+0x94/0x300 fs/namei.c:3948
 __do_sys_mkdir fs/namei.c:3979 [inline]
 __se_sys_mkdir fs/namei.c:3977 [inline]
 __x64_sys_mkdir+0xf2/0x140 fs/namei.c:3977
 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: 0033:0x7f3487064167
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 0f 1f 44 00 00 b8 53 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:00007fff4cc34de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fff4cc34e70 RCX: 00007f3487064167
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007fff4cc34e70
RBP: 00007fff4cc34e4c R08: 0000000000000000 R09: 0000000000000005
R10: 00007fff4cc34b85 R11: 0000000000000206 R12: 0000000000000032
R13: 000000000007ed6b R14: 0000000000000001 R15: 00007fff4cc34eb0
 </TASK>

=============================
[ BUG: Invalid wait context ]
5.17.0-rc1-next-20220124-syzkaller #0 Tainted: G        W        
-----------------------------
syz-executor.1/3632 is trying to lock:
ffff888077ca1380 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_cleanup_begin kernel/futex/core.c:1058 [inline]
ffff888077ca1380 (&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}
5 locks held by syz-executor.1/3632:
 #0: ffff88807f000460 (sb_writers#5){.+.+}-{0:0}, at: filename_create+0xf3/0x480 fs/namei.c:3699
 #1: ffff8880746917e0 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:812 [inline]
 #1: ffff8880746917e0 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: filename_create+0x158/0x480 fs/namei.c:3704
 #2: ffffffff8bce23c0 (memcg_oom_lock#2){+.+.}-{0:0}, at: mem_cgroup_oom mm/memcontrol.c:1846 [inline]
 #2: ffffffff8bce23c0 (memcg_oom_lock#2){+.+.}-{0:0}, at: try_charge_memcg+0xafd/0x10f0 mm/memcontrol.c:2647
 #3: ffffffff8bc645a8 (oom_lock){+.+.}-{3:3}, at: mem_cgroup_out_of_memory+0x8d/0x270 mm/memcontrol.c:1607
 #4: ffff888077ca0960 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
 #4: ffff888077ca0960 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
 #4: ffff888077ca0960 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
stack backtrace:
CPU: 1 PID: 3632 Comm: syz-executor.1 Tainted: G        W         5.17.0-rc1-next-20220124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <TASK>
 __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+0xd79/0x10f0 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
 __d_alloc+0x2a/0x950 fs/dcache.c:1769
 d_alloc+0x4a/0x230 fs/dcache.c:1848
 __lookup_hash+0xc8/0x180 fs/namei.c:1604
 filename_create+0x184/0x480 fs/namei.c:3705
 do_mkdirat+0x94/0x300 fs/namei.c:3948
 __do_sys_mkdir fs/namei.c:3979 [inline]
 __se_sys_mkdir fs/namei.c:3977 [inline]
 __x64_sys_mkdir+0xf2/0x140 fs/namei.c:3977
 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: 0033:0x7f3487064167
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 0f 1f 44 00 00 b8 53 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:00007fff4cc34de8 EFLAGS: 00000206 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fff4cc34e70 RCX: 00007f3487064167
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007fff4cc34e70
RBP: 00007fff4cc34e4c R08: 0000000000000000 R09: 0000000000000005
R10: 00007fff4cc34b85 R11: 0000000000000206 R12: 0000000000000032
R13: 000000000007ed6b R14: 0000000000000001 R15: 00007fff4cc34eb0
 </TASK>
Memory cgroup out of memory: Killed process 3632 (syz-executor.1) total-vm:56676kB, anon-rss:400kB, file-rss:15232kB, shmem-rss:4kB, UID:0 pgtables:84kB oom_score_adj:0