------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 1 PID: 5189 at kernel/locking/lockdep.c:232 hlock_class kernel/locking/lockdep.c:232 [inline] WARNING: CPU: 1 PID: 5189 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4850 [inline] WARNING: CPU: 1 PID: 5189 at kernel/locking/lockdep.c:232 __lock_acquire+0x564/0x2100 kernel/locking/lockdep.c:5176 Modules linked in: CPU: 1 UID: 0 PID: 5189 Comm: klogd Not tainted 6.13.0-rc3-syzkaller #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 e1 f1 9e 0e 00 75 23 90 48 c7 c7 60 95 0a 8c 48 c7 c6 60 98 0a 8c e8 67 5d 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: 0000:ffffc9000b917a30 EFLAGS: 00010046 RAX: 93deab73939c9600 RBX: 00000000000019d8 RCX: ffff888051d59e00 RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00000000000c19d8 R08: ffffffff81601a42 R09: fffffbfff1cfa210 R10: dffffc0000000000 R11: fffffbfff1cfa210 R12: ffff888051d5a8c4 R13: 0000000000000000 R14: 1ffff1100a3ab520 R15: ffff888051d5a900 FS: 00007fdfcaf98380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fca47568800 CR3: 0000000034baa000 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+0xb0/0x140 kernel/sched/core.c:606 raw_spin_rq_lock kernel/sched/sched.h:1523 [inline] rq_lock kernel/sched/sched.h:1822 [inline] __schedule+0x35a/0x4c30 kernel/sched/core.c:6680 __schedule_loop kernel/sched/core.c:6833 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6848 exit_to_user_mode_loop kernel/entry/common.c:102 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] irqentry_exit_to_user_mode+0x5e/0x250 kernel/entry/common.c:231 asm_sysvec_reschedule_ipi+0x1a/0x20 arch/x86/include/asm/idtentry.h:707 RIP: 0033:0x7fdfcb0f3542 Code: 24 b0 00 00 00 0f 29 bc 24 c0 00 00 00 31 c9 45 85 d2 48 8d 84 24 e0 00 00 00 c7 44 24 08 18 00 00 00 0f 9f c1 48 89 44 24 10 <48> 8d 54 24 08 48 8d 44 24 20 01 c9 c7 44 24 0c 30 00 00 00 48 89 RSP: 002b:00007fff3690e4e0 EFLAGS: 00000246 RAX: 00007fff3690e5c0 RBX: 00007fdfcb2984e7 RCX: 0000000000000000 RDX: 00007fdfcb288212 RSI: 00007fdfcb288212 RDI: 0000000000000006 RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffffffffffff R12: 00007fdfcb2984a0 R13: 00007fdfcb288212 R14: 00007fdfcb2984a0 R15: 00007fdfcb2984e8