[ 1146.711960] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1146.712099] CPU: 3 PID: 17938 Comm: perl Not tainted 6.8.0-rc5-virtme #1
[ 1146.712156] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1146.712241] Call Trace:
[ 1146.712276]  <IRQ>
[ 1146.712305]  dump_stack_lvl+0x37/0x50
[ 1146.712351]  __report_bad_irq+0x2b/0xc0
[ 1146.712392]  note_interrupt+0x2a7/0x2f0
[ 1146.712426]  handle_irq_event+0x72/0x80
[ 1146.712463]  handle_edge_irq+0x8b/0x230
[ 1146.712498]  __common_interrupt+0x3e/0xb0
[ 1146.712535]  common_interrupt+0x81/0xa0
[ 1146.712574]  </IRQ>
[ 1146.712595]  <TASK>
[ 1146.712615]  asm_common_interrupt+0x26/0x40
[ 1146.712655] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[ 1146.712704] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d ec a6 d0 61 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[ 1146.712836] RSP: 0018:ffff9d3f005dbd38 EFLAGS: 00000286
[ 1146.712872] RAX: 0000000000000000 RBX: ffffffff9f6ac820 RCX: 0000000000000017
[ 1146.712925] RDX: ffffffff9df27b4b RSI: 0000000000000282 RDI: ffffffff9f6ac820
[ 1146.712982] RBP: 0000000000000001 R08: 0000010b08d6bc9d R09: 0000000000000001
[ 1146.713039] R10: ffff8c7c012879f8 R11: 0000000000000000 R12: 0000000000000001
[ 1146.713095] R13: 0000000000000000 R14: ffff8c7c01287401 R15: ffff8c7c02018000
[ 1146.713150]  ? rpm_suspend+0x21b/0x6a0
[ 1146.713194]  uart_write+0x103/0x1d0
[ 1146.713235]  n_tty_write+0x1a6/0x520
[ 1146.713270]  ? __pfx_woken_wake_function+0x10/0x10
[ 1146.713315]  file_tty_write.constprop.0+0x15c/0x340
[ 1146.713361]  vfs_write+0x339/0x460
[ 1146.713398]  ksys_write+0x63/0xe0
[ 1146.713428]  do_syscall_64+0xb0/0x1b0
[ 1146.713461]  entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 1146.713505] RIP: 0033:0x7f7514be0957
[ 1146.713539] 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
[ 1146.713667] RSP: 002b:00007fffbbcda368 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1146.713718] RAX: ffffffffffffffda RBX: 000055aaf4efde70 RCX: 00007f7514be0957
[ 1146.713775] RDX: 0000000000000001 RSI: 000055aaf4efde70 RDI: 0000000000000001
[ 1146.713829] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1146.713882] R10: 0000000000000001 R11: 0000000000000246 R12: 000055aaf4eea530
[ 1146.713940] R13: 000055aaf4ecb2a0 R14: 0000000000000001 R15: 000055aaf4eea530
[ 1146.713997]  </TASK>
[ 1146.714015] handlers:
[ 1146.714034] [<00000000ff38dffd>] serial8250_interrupt
[ 1146.714086] Disabling IRQ #4

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