[ 1243.219755][T10486] Mirror/redirect action on
[ 1306.729723][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1306.730097][ C3] CPU: 3 UID: 0 PID: 10339 Comm: perl Not tainted 6.12.0-rc1-virtme #1
[ 1306.730349][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1306.730721][ C3] Call Trace:
[ 1306.730856][ C3]
[ 1306.730946][ C3] dump_stack_lvl+0x82/0xd0
[ 1306.731128][ C3] __report_bad_irq+0x5f/0x180
[ 1306.731299][ C3] note_interrupt+0x6b3/0x860
[ 1306.731470][ C3] handle_irq_event+0x16d/0x1c0
[ 1306.731638][ C3] handle_edge_irq+0x1fa/0xb60
[ 1306.731810][ C3] __common_interrupt+0x82/0x170
[ 1306.731988][ C3] common_interrupt+0x81/0xa0
[ 1306.732156][ C3]
[ 1306.732258][ C3]
[ 1306.732344][ C3] asm_common_interrupt+0x26/0x40
[ 1306.732511][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1306.732730][ C3] Code: 10 e8 91 e9 87 fd 48 89 ef e8 a9 5a 88 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 e5 55 5b 61 <74> 0e 5b 5d c3 cc cc cc cc e8 df 2a ad fd eb dc 0f 1f 44 00 00 5b
[ 1306.733332][ C3] RSP: 0018:ffffc900012efaa0 EFLAGS: 00000286
[ 1306.733577][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff43be6d8
[ 1306.733848][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9ea87331
[ 1306.734081][ C3] RBP: ffffffffa26b7420 R08: 0000000000000001 R09: fffffbfff43b97d0
[ 1306.734320][ C3] R10: ffffffffa1dcbe87 R11: 0000000000000000 R12: 00000000ffffffff
[ 1306.734557][ C3] R13: 0000000000000001 R14: ffffffffa26b7528 R15: 00000000ffffffff
[ 1306.734848][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1306.735052][ C3] uart_write+0x220/0x920
[ 1306.735180][ C3] process_output_block+0x13e/0x790
[ 1306.735339][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1306.735535][ C3] n_tty_write+0x40c/0x790
[ 1306.735697][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1306.735881][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1306.736051][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1306.736207][ C3] ? iterate_tty_write+0x8f/0x540
[ 1306.736361][ C3] ? lock_acquire+0x32/0xc0
[ 1306.736520][ C3] ? iterate_tty_write+0x8f/0x540
[ 1306.736684][ C3] iterate_tty_write+0x222/0x540
[ 1306.736874][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1306.737052][ C3] file_tty_write.constprop.0+0x1cf/0x360
[ 1306.737214][ C3] vfs_write+0xa77/0x11d0
[ 1306.737337][ C3] ? __pfx___lock_release+0x10/0x10
[ 1306.737497][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1306.737655][ C3] ? __might_fault+0xc3/0x170
[ 1306.737821][ C3] ? lock_acquire+0x32/0xc0
[ 1306.737981][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1306.738143][ C3] ? __might_fault+0x11b/0x170
[ 1306.738302][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 1306.738503][ C3] ksys_write+0xf5/0x1e0
[ 1306.738624][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1306.738843][ C3] do_syscall_64+0xc1/0x1d0
[ 1306.739030][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1306.739226][ C3] RIP: 0033:0x7f4cb6bc1957
[ 1306.739390][ 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
[ 1306.739937][ C3] RSP: 002b:00007ffea9604228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1306.740181][ C3] RAX: ffffffffffffffda RBX: 0000559f468222b0 RCX: 00007f4cb6bc1957
[ 1306.740409][ C3] RDX: 0000000000000001 RSI: 0000559f468222b0 RDI: 0000000000000001
[ 1306.740647][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1306.740903][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000559f4680d5e0
[ 1306.741137][ C3] R13: 0000559f467ee2a0 R14: 0000000000000001 R15: 0000559f4680d5e0
[ 1306.741379][ C3]
[ 1306.741502][ C3] handlers:
[ 1306.741628][ C3] [] serial8250_interrupt
[ 1306.741972][ C3] Disabling IRQ #4