[  445.268611] irq 4: nobody cared (try booting with the "irqpoll" option)
[  445.268764] CPU: 3 UID: 0 PID: 4465 Comm: perl Not tainted 6.12.0-rc5-virtme #1
[  445.268847] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  445.268965] Call Trace:
[  445.269002]  <IRQ>
[  445.269037]  dump_stack_lvl+0x55/0x70
[  445.269092]  __report_bad_irq+0x2b/0xc0
[  445.269140]  note_interrupt+0x2a7/0x2f0
[  445.269183]  handle_irq_event+0x72/0x80
[  445.269224]  handle_edge_irq+0x8b/0x230
[  445.269266]  __common_interrupt+0x3c/0xb0
[  445.269314]  common_interrupt+0x80/0x90
[  445.269359]  </IRQ>
[  445.269389]  <TASK>
[  445.269421]  asm_common_interrupt+0x26/0x40
[  445.269467] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  445.269526] 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 1c 58 c8 57 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  445.269691] RSP: 0018:ffffadbc816b3d60 EFLAGS: 00000286
[  445.269751] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  445.269826] RDX: ffffffffa7f9c1cd RSI: 0000000000000282 RDI: ffffffffa990c120
[  445.269902] RBP: ffff992b41f90000 R08: 00000067bf33cab2 R09: 0000000000000001
[  445.269976] R10: ffff992b412909f8 R11: 0000000000000000 R12: 0000000000000001
[  445.270052] R13: ffffffffa990c120 R14: 0000000000000282 R15: ffff992b41290800
[  445.270130]  ? rpm_suspend+0x1ad/0x5e0
[  445.270183]  uart_write+0xb2/0x270
[  445.270233]  n_tty_write+0x1a3/0x520
[  445.270282]  ? __pfx_woken_wake_function+0x10/0x10
[  445.270338]  file_tty_write.constprop.0+0x147/0x330
[  445.270390]  vfs_write+0x33f/0x480
[  445.270441]  ksys_write+0x63/0xe0
[  445.270484]  do_syscall_64+0x9e/0x1a0
[  445.270530]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  445.270589] RIP: 0033:0x7f7daee4c957
[  445.270634] 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
[  445.270796] RSP: 002b:00007ffc01eb25d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  445.270870] RAX: ffffffffffffffda RBX: 00005626ea0a90b0 RCX: 00007f7daee4c957
[  445.270944] RDX: 0000000000000001 RSI: 00005626ea0a90b0 RDI: 0000000000000001
[  445.271018] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  445.271092] R10: 0000000000000001 R11: 0000000000000246 R12: 00005626ea095580
[  445.271167] R13: 00005626ea0762a0 R14: 0000000000000001 R15: 00005626ea095580
[  445.271241]  </TASK>
[  445.271270] handlers:
[  445.271300] [<000000001f8885fd>] serial8250_interrupt
[  445.271362] Disabling IRQ #4