[ 1087.044737][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1087.045114][ C3] CPU: 3 PID: 10773 Comm: perl Not tainted 6.9.0-rc4-virtme #1
[ 1087.045386][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1087.045755][ C3] Call Trace:
[ 1087.045884][ C3]
[ 1087.045976][ C3] dump_stack_lvl+0x82/0xd0
[ 1087.046157][ C3] __report_bad_irq+0x5f/0x180
[ 1087.046338][ C3] note_interrupt+0x6b3/0x860
[ 1087.046510][ C3] handle_irq_event+0x16d/0x1c0
[ 1087.046681][ C3] handle_edge_irq+0x1fa/0xb60
[ 1087.046855][ C3] __common_interrupt+0x7c/0x180
[ 1087.047030][ C3] common_interrupt+0x7e/0x90
[ 1087.047199][ C3]
[ 1087.047293][ C3]
[ 1087.047385][ C3] asm_common_interrupt+0x26/0x40
[ 1087.047553][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1087.047776][ C3] Code: 10 e8 e1 58 9a fd 48 89 ef e8 19 c9 9a fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 05 9e 0e 5d <74> 0e 5b 5d c3 cc cc cc cc e8 1f c5 bd fd eb dc 0f 1f 44 00 00 5b
[ 1087.048359][ C3] RSP: 0018:ffffc9000144fa80 EFLAGS: 00000286
[ 1087.048574][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff4c294f0
[ 1087.048829][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa2f52a11
[ 1087.049087][ C3] RBP: ffffffffa6a2b1e0 R08: 0000000000000001 R09: fffffbfff4c246b0
[ 1087.049336][ C3] R10: ffffffffa6123587 R11: 0000000000000000 R12: 0000000000000de5
[ 1087.049605][ C3] R13: ffffffffa6a2b2e8 R14: ffffffffa6a2b1e0 R15: ffff888004330000
[ 1087.049860][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1087.050069][ C3] uart_write+0x224/0x450
[ 1087.050201][ C3] process_output_block+0x13e/0x790
[ 1087.050376][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 1087.050581][ C3] n_tty_write+0x412/0x7a0
[ 1087.050762][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1087.050931][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 1087.051101][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1087.051276][ C3] ? iterate_tty_write+0x95/0x540
[ 1087.051455][ C3] ? lock_acquire+0x32/0xc0
[ 1087.051624][ C3] ? iterate_tty_write+0x95/0x540
[ 1087.051804][ C3] iterate_tty_write+0x228/0x540
[ 1087.051976][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1087.052150][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1087.052318][ C3] vfs_write+0x9e5/0x10a0
[ 1087.052453][ C3] ? __pfx___lock_release+0x10/0x10
[ 1087.052606][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1087.052761][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1087.052919][ C3] ? clockevents_program_event+0xf6/0x300
[ 1087.053077][ C3] ? ktime_get+0xb3/0x190
[ 1087.053202][ C3] ? __fget_light+0x53/0x1e0
[ 1087.053359][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1087.053563][ C3] ksys_write+0xf5/0x1e0
[ 1087.053682][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1087.053846][ C3] do_syscall_64+0xc3/0x1d0
[ 1087.054007][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1087.054200][ C3] RIP: 0033:0x7f377008c957
[ 1087.054358][ C3] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 1087.054896][ C3] RSP: 002b:00007ffe459c5c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1087.055136][ C3] RAX: ffffffffffffffda RBX: 00005649edcb5310 RCX: 00007f377008c957
[ 1087.055374][ C3] RDX: 0000000000000001 RSI: 00005649edcb5310 RDI: 0000000000000001
[ 1087.055599][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1087.055824][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005649edca15c0
[ 1087.056046][ C3] R13: 00005649edc822a0 R14: 0000000000000001 R15: 00005649edca15c0
[ 1087.056287][ C3]
[ 1087.056408][ C3] handlers:
[ 1087.056530][ C3] [] serial8250_interrupt
[ 1087.056926][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr