------------[ cut here ]------------ WARNING: CPU: 0 PID: 6840 at kernel/entry/common.c:338 irqentry_exit+0x24/0xa0 kernel/entry/common.c:342 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 6840 Comm: syz-executor871 Not tainted 5.8.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1f0/0x31e lib/dump_stack.c:118 panic+0x264/0x7a0 kernel/panic.c:231 __warn+0x227/0x250 kernel/panic.c:600 report_bug+0x1b1/0x2e0 lib/bug.c:198 handle_bug+0x42/0x80 arch/x86/kernel/traps.c:234 exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:254 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536 RIP: 0010:irqentry_exit+0x24/0xa0 kernel/entry/common.c:342 Code: f9 b0 01 c3 66 90 53 83 3d 8c 2f 68 01 00 74 0b 65 8b 05 6f 24 db 77 85 c0 75 0f f6 87 88 00 00 00 03 74 11 5b e9 6c ff ff ff <0f> 0b f6 87 88 00 00 00 03 75 ef f6 87 91 00 00 00 02 75 0c 40 f6 RSP: 0018:ffffc90001007338 EFLAGS: 00010002 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffff8880a814a5c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90001007348 RBP: 0000000000000000 R08: ffffffff817ab6e4 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:538 RIP: 0010:__softirqentry_text_end+0x1f/0x53 Code: 54 f9 e9 24 fe ff ff 0f 0b 0f 0b 0f 01 f8 0f 1f 80 00 00 00 00 31 c0 8e e8 e9 96 08 e0 ff ba f2 ff ff ff 31 c9 e9 01 97 c6 ff f2 ff ff ff 4d 31 ed e9 d6 ff a0 f8 bb f2 ff ff ff 4d 31 ff e9 RSP: 0018:ffffc900010073f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880a814a5c0 RDX: ffff8880a814a5c0 RSI: 0000000000000001 RDI: 00007fffffffeff0 RBP: ffffc900010074c0 R08: ffffffff8101065a R09: ffffed10150294b9 R10: ffffed10150294b9 R11: 0000000000000000 R12: ffff8880a814aa50 R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001 get_perf_callchain+0x49d/0x6f0 kernel/events/callchain.c:222 perf_callchain kernel/events/core.c:6986 [inline] perf_prepare_sample+0x2ef/0x19f0 kernel/events/core.c:7013 __perf_event_output kernel/events/core.c:7171 [inline] perf_event_output_forward+0xa7/0x1c0 kernel/events/core.c:7191 __perf_event_overflow+0x1b9/0x340 kernel/events/core.c:8846 perf_swevent_overflow kernel/events/core.c:8922 [inline] perf_swevent_event+0x4d9/0x570 kernel/events/core.c:8960 perf_tp_event+0x2d4/0xa70 kernel/events/core.c:9378 perf_trace_run_bpf_submit+0x106/0x1a0 kernel/events/core.c:9352 perf_trace_lock+0x2f8/0x360 include/trace/events/lock.h:39 trace_lock_release+0xc5/0x1a0 include/trace/events/lock.h:58 lock_release+0xe0/0x750 kernel/locking/lockdep.c:5022 __raw_spin_unlock include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_unlock+0x12/0x40 kernel/locking/spinlock.c:183 spin_unlock include/linux/spinlock.h:394 [inline] unqueue_me kernel/futex.c:2300 [inline] futex_wait+0x327/0x620 kernel/futex.c:2695 do_futex+0xe92/0x3290 kernel/futex.c:3749 __do_sys_futex kernel/futex.c:3810 [inline] __se_sys_futex+0x2a7/0x390 kernel/futex.c:3778 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x4467f9 Code: e8 5c b3 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 8b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f067c65fdb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 00000000004467f9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dbc28 RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c R13: 00007ffec78d876f R14: 00007f067c6609c0 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..