------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 1 PID: 8404 at kernel/locking/lockdep.c:232 hlock_class kernel/locking/lockdep.c:232 [inline] WARNING: CPU: 1 PID: 8404 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4850 [inline] WARNING: CPU: 1 PID: 8404 at kernel/locking/lockdep.c:232 __lock_acquire+0x564/0x2100 kernel/locking/lockdep.c:5176 Modules linked in: CPU: 1 UID: 0 PID: 8404 Comm: syz.3.550 Not tainted 6.13.0-rc2-syzkaller-00036-g231825b2e1ff #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 RIP: 0010:hlock_class kernel/locking/lockdep.c:232 [inline] RIP: 0010:check_wait_context kernel/locking/lockdep.c:4850 [inline] RIP: 0010:__lock_acquire+0x564/0x2100 kernel/locking/lockdep.c:5176 Code: 00 00 83 3d 71 f3 9e 0e 00 75 23 90 48 c7 c7 00 96 0a 8c 48 c7 c6 00 99 0a 8c e8 f7 62 e5 ff 48 ba 00 00 00 00 00 fc ff df 90 <0f> 0b 90 90 90 31 db 48 81 c3 c4 00 00 00 48 89 d8 48 c1 e8 03 0f RSP: 0018:ffffc9001efcf230 EFLAGS: 00010046 RAX: 45027453ae54ac00 RBX: 00000000000018d8 RCX: 0000000000080000 RDX: dffffc0000000000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: 00000000000c18d8 R08: ffffffff81600a42 R09: 1ffff110170e519a R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff888028e0c6c4 R13: 000000000000000f R14: 1ffff110051c18ef R15: ffff888028e0c778 FS: 00007faca73786c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3011bff8 CR3: 0000000033c5c000 CR4: 0000000000350ef0 Call Trace: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 raw_spin_rq_lock kernel/sched/sched.h:1514 [inline] __task_rq_lock+0xdf/0x3e0 kernel/sched/core.c:676 ttwu_runnable kernel/sched/core.c:3781 [inline] try_to_wake_up+0x170/0x1470 kernel/sched/core.c:4235 autoremove_wake_function+0x16/0x110 kernel/sched/wait.c:384 __wake_up_common kernel/sched/wait.c:89 [inline] __wake_up_common_lock+0x132/0x1e0 kernel/sched/wait.c:106 __unix_dgram_recvmsg+0x5f4/0x12f0 net/unix/af_unix.c:2462 sock_recvmsg_nosec+0x190/0x1d0 net/socket.c:1033 ____sys_recvmsg+0x3cd/0x480 net/socket.c:2801 ___sys_recvmsg net/socket.c:2845 [inline] do_recvmmsg+0x426/0xab0 net/socket.c:2940 __sys_recvmmsg net/socket.c:3014 [inline] __do_sys_recvmmsg net/socket.c:3037 [inline] __se_sys_recvmmsg net/socket.c:3030 [inline] __x64_sys_recvmmsg+0x199/0x250 net/socket.c:3030 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7faca6585d19 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007faca7378038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007faca6776080 RCX: 00007faca6585d19 RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000007 RBP: 00007faca6601a20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007faca6776080 R15: 00007ffc04633808