[ 902.751330][ T5971] Mirror/redirect action on
[ 937.114487][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 937.114948][ C3] CPU: 3 PID: 5815 Comm: perl Not tainted 6.9.0-rc2-virtme #1
[ 937.115236][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 937.115599][ C3] Call Trace:
[ 937.115729][ C3]
[ 937.115824][ C3] dump_stack_lvl+0x82/0xd0
[ 937.115997][ C3] __report_bad_irq+0x5f/0x180
[ 937.116159][ C3] note_interrupt+0x6b3/0x860
[ 937.116320][ C3] handle_irq_event+0x16d/0x1c0
[ 937.116482][ C3] handle_edge_irq+0x1fa/0xb60
[ 937.116643][ C3] __common_interrupt+0x7c/0x180
[ 937.116805][ C3] common_interrupt+0x7e/0x90
[ 937.116966][ C3]
[ 937.117051][ C3]
[ 937.117131][ C3] asm_common_interrupt+0x26/0x40
[ 937.117286][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 937.117490][ C3] Code: 10 e8 91 b7 9a fd 48 89 ef e8 c9 27 9b 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 65 2e af 4d <74> 0e 5b 5d c3 cc cc cc cc e8 8f 23 be fd eb dc 0f 1f 44 00 00 5b
[ 937.118030][ C3] RSP: 0018:ffffc90002c2fa80 EFLAGS: 00000286
[ 937.118233][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6ae9322
[ 937.118477][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb25499b1
[ 937.118702][ C3] RBP: ffffffffb602a1a0 R08: 0000000000000001 R09: fffffbfff6ae44b0
[ 937.118932][ C3] R10: ffffffffb5722587 R11: 0000000000000000 R12: 0000000000000338
[ 937.119169][ C3] R13: ffffffffb602a2a8 R14: ffffffffb602a1a0 R15: ffff8880045a0000
[ 937.119411][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 937.119606][ C3] uart_write+0x224/0x450
[ 937.119730][ C3] process_output_block+0x13e/0x790
[ 937.119891][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 937.120097][ C3] n_tty_write+0x412/0x7a0
[ 937.120256][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 937.120412][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 937.120592][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 937.120768][ C3] ? iterate_tty_write+0x95/0x540
[ 937.120937][ C3] ? lock_acquire+0x32/0xc0
[ 937.121102][ C3] ? iterate_tty_write+0x95/0x540
[ 937.121277][ C3] iterate_tty_write+0x228/0x540
[ 937.121446][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 937.121616][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 937.121791][ C3] vfs_write+0x9e5/0x10a0
[ 937.121926][ C3] ? __pfx___lock_release+0x10/0x10
[ 937.122101][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 937.122271][ C3] ? __pfx_vfs_write+0x10/0x10
[ 937.122441][ C3] ? clockevents_program_event+0xf6/0x300
[ 937.122614][ C3] ? ktime_get+0xb3/0x190
[ 937.122749][ C3] ? __fget_light+0x53/0x1e0
[ 937.122928][ C3] ? clockevents_program_event+0x1ea/0x300
[ 937.123145][ C3] ksys_write+0xf5/0x1e0
[ 937.123275][ C3] ? __pfx_ksys_write+0x10/0x10
[ 937.123450][ C3] do_syscall_64+0xc6/0x1e0
[ 937.123619][ C3] entry_SYSCALL_64_after_hwframe+0x72/0x7a
[ 937.123844][ C3] RIP: 0033:0x7f9851301957
[ 937.124024][ 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
[ 937.124626][ C3] RSP: 002b:00007ffcce8d01b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 937.124888][ C3] RAX: ffffffffffffffda RBX: 000056129ecfd1b0 RCX: 00007f9851301957
[ 937.125139][ C3] RDX: 0000000000000001 RSI: 000056129ecfd1b0 RDI: 0000000000000001
[ 937.125392][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 937.125644][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000056129ece9590
[ 937.125891][ C3] R13: 000056129ecca2a0 R14: 0000000000000001 R15: 000056129ece9590
[ 937.126155][ C3]
[ 937.126282][ C3] handlers:
[ 937.126419][ C3] [] serial8250_interrupt
[ 937.126814][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr