BUG: sleeping function called from invalid context at block/blk-sysfs.c:766 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6671, name: syz-executor.1 preempt_count: 102, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] try_to_wake_up+0x75/0x1800 kernel/sched/core.c:4054 CPU: 0 PID: 6671 Comm: syz-executor.1 Tainted: G W 5.17.0-syzkaller-13564-gb423e54ba965 #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:9733 blk_release_queue+0x1f/0x320 block/blk-sysfs.c:766 kobject_cleanup lib/kobject.c:705 [inline] kobject_release lib/kobject.c:736 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1c8/0x540 lib/kobject.c:753 blkg_free.part.0+0x112/0x1f0 block/blk-cgroup.c:86 blkg_free block/blk-cgroup.c:78 [inline] __blkg_release+0x105/0x160 block/blk-cgroup.c:102 rcu_do_batch kernel/rcu/tree.c:2535 [inline] rcu_core+0x7b1/0x1880 kernel/rcu/tree.c:2786 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194 Code: 74 24 10 e8 1a 93 fb f7 48 89 ef e8 62 12 fc f7 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 03 2b ef f7 65 8b 05 cc 5b a0 76 85 c0 74 0a 5b 5d c3 e8 50 57 RSP: 0018:ffffc9000a37fb98 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 0000000000000200 RCX: 1ffffffff1b6de05 RDX: 0000000000000000 RSI: ffffffff817f6ba1 RDI: 0000000000000001 RBP: ffff8880201bc380 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff817f6b88 R11: 0000000000000000 R12: ffff8880201bba00 R13: 0000000000000206 R14: ffff8880201bba14 R15: ffff8880201bc380 try_to_wake_up+0x5ae/0x1800 kernel/sched/core.c:4200 wake_up_process kernel/sched/core.c:4282 [inline] wake_up_q+0x7e/0xf0 kernel/sched/core.c:1029 futex_wake+0x3e9/0x490 kernel/futex/waitwake.c:184 do_futex+0x266/0x300 kernel/futex/syscalls.c:111 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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: 0033:0x7fb672c89049 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc66dbc268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007fb672d9bf6c RCX: 00007fb672c89049 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fb672d9bf68 RBP: 00007fb672d9bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb672d9bf6c R13: 00007fb672da0148 R14: 00007fb672d9bf60 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 74 24 je 0x26 2: 10 e8 adc %ch,%al 4: 1a 93 fb f7 48 89 sbb -0x76b70805(%rbx),%dl a: ef out %eax,(%dx) b: e8 62 12 fc f7 callq 0xf7fc1272 10: 81 e3 00 02 00 00 and $0x200,%ebx 16: 75 25 jne 0x3d 18: 9c pushfq 19: 58 pop %rax 1a: f6 c4 02 test $0x2,%ah 1d: 75 2d jne 0x4c 1f: 48 85 db test %rbx,%rbx 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 03 2b ef f7 callq 0xf7ef2b32 <-- trapping instruction 2f: 65 8b 05 cc 5b a0 76 mov %gs:0x76a05bcc(%rip),%eax # 0x76a05c02 36: 85 c0 test %eax,%eax 38: 74 0a je 0x44 3a: 5b pop %rbx 3b: 5d pop %rbp 3c: c3 retq 3d: e8 .byte 0xe8 3e: 50 push %rax 3f: 57 push %rdi