=============================
[ BUG: Invalid wait context ]
6.13.0-rc5-syzkaller-00006-g56e6a3499e14 #0 Not tainted
-----------------------------
ksoftirqd/1/24 is trying to lock:
ffff8880b863e8d8 (&dev->master_mutex){+.+.}-{4:4}, at: raw_spin_rq_lock_nested+0xb0/0x140 kernel/sched/core.c:606
other info that might help us debug this:
context-{3:3}
2 locks held by ksoftirqd/1/24:
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2361 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: bpf_trace_run1+0x1d6/0x520 kernel/trace/bpf_trace.c:2402
#1: ffff88802e89c618 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:551 [inline]
#1: ffff88802e89c618 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xc2/0x1470 kernel/sched/core.c:4205
stack backtrace:
CPU: 1 UID: 0 PID: 24 Comm: ksoftirqd/1 Not tainted 6.13.0-rc5-syzkaller-00006-g56e6a3499e14 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline]
check_wait_context kernel/locking/lockdep.c:4898 [inline]
__lock_acquire+0x15a8/0x2100 kernel/locking/lockdep.c:5176
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]
ttwu_queue kernel/sched/core.c:3991 [inline]
try_to_wake_up+0x7e2/0x1470 kernel/sched/core.c:4321
hrtimer_wakeup+0x62/0x80 kernel/time/hrtimer.c:1975
__run_hrtimer kernel/time/hrtimer.c:1739 [inline]
__hrtimer_run_queues+0x59d/0xd30 kernel/time/hrtimer.c:1803
hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1865
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
__sysvec_apic_timer_interrupt+0x112/0x420 arch/x86/kernel/apic/apic.c:1055
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x7d/0x90 kernel/kcov.c:323
Code: c1 e1 05 48 8d 41 28 4c 39 c8 77 1e 49 ff c2 4c 89 12 48 c7 44 11 08 07 00 00 00 48 89 7c 11 10 48 89 74 11 18 4c 89 44 11 20 c9 c7 50 0a 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90
RSP: 0018:ffffc900001e7318 EFLAGS: 00000246
RAX: 0000000000000100 RBX: 0000000000000003 RCX: ffff88801d2f0000
RDX: 0000000000000100 RSI: 0000000000000003 RDI: 0000000000000020
RBP: ffffc900001e75a0 R08: ffffffff81a1f23f R09: 1ffff11003ad0000
R10: dffffc0000000000 R11: ffffed1003ad0001 R12: 0000000000000003
R13: dffffc0000000000 R14: ffff88801d6800c8 R15: 0000000000000000
trace_recursive_lock kernel/trace/ring_buffer.c:3950 [inline]
ring_buffer_lock_reserve+0x36f/0x21c0 kernel/trace/ring_buffer.c:4508
__trace_buffer_lock_reserve kernel/trace/trace.c:1020 [inline]
trace_event_buffer_lock_reserve+0x2ab/0x6a0 kernel/trace/trace.c:2748
trace_event_buffer_reserve+0x2b7/0x3f0 kernel/trace/trace_events.c:654
do_trace_event_raw_event_bpf_trace_printk kernel/trace/bpf_trace.h:11 [inline]
trace_event_raw_event_bpf_trace_printk+0x102/0x260 kernel/trace/bpf_trace.h:11
trace_bpf_trace_printk+0x186/0x1f0 kernel/trace/bpf_trace.h:11
____bpf_trace_printk kernel/trace/bpf_trace.c:391 [inline]
bpf_trace_printk+0x1bf/0x230 kernel/trace/bpf_trace.c:374
bpf_prog_0605f9f479290f07+0x38/0x40
bpf_dispatcher_nop_func include/linux/bpf.h:1290 [inline]
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run include/linux/filter.h:708 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2362 [inline]
bpf_trace_run1+0x2cc/0x520 kernel/trace/bpf_trace.c:2402
trace_rcu_utilization+0x1b4/0x1e0 include/trace/events/rcu.h:27
rcu_core+0x133/0x17a0 kernel/rcu/tree.c:2795
handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:561
run_ksoftirqd+0xca/0x130 kernel/softirq.c:950
smpboot_thread_fn+0x546/0xa30 kernel/smpboot.c:164
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
vkms_vblank_simulate: vblank timer overrun
----------------
Code disassembly (best guess):
0: c1 e1 05 shl $0x5,%ecx
3: 48 8d 41 28 lea 0x28(%rcx),%rax
7: 4c 39 c8 cmp %r9,%rax
a: 77 1e ja 0x2a
c: 49 ff c2 inc %r10
f: 4c 89 12 mov %r10,(%rdx)
12: 48 c7 44 11 08 07 00 movq $0x7,0x8(%rcx,%rdx,1)
19: 00 00
1b: 48 89 7c 11 10 mov %rdi,0x10(%rcx,%rdx,1)
20: 48 89 74 11 18 mov %rsi,0x18(%rcx,%rdx,1)
25: 4c 89 44 11 20 mov %r8,0x20(%rcx,%rdx,1)
* 2a: e9 c9 c7 50 0a jmp 0xa50c7f8 <-- trapping instruction
2f: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1)
36: 00 00 00
39: 0f 1f 40 00 nopl 0x0(%rax)
3d: 90 nop
3e: 90 nop
3f: 90 nop