[ 824.911682][ T9884] Mirror/redirect action on
[ 846.608510][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 846.608911][ C3] CPU: 3 PID: 9728 Comm: perl Not tainted 6.9.0-rc2-virtme #1
[ 846.609182][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 846.609593][ C3] Call Trace:
[ 846.609725][ C3]
[ 846.609817][ C3] dump_stack_lvl+0x82/0xd0
[ 846.610014][ C3] __report_bad_irq+0x5f/0x180
[ 846.610197][ C3] note_interrupt+0x6b3/0x860
[ 846.610374][ C3] handle_irq_event+0x16d/0x1c0
[ 846.610547][ C3] handle_edge_irq+0x1fa/0xb60
[ 846.610719][ C3] __common_interrupt+0x7c/0x180
[ 846.610889][ C3] common_interrupt+0x7e/0x90
[ 846.611060][ C3]
[ 846.611149][ C3]
[ 846.611237][ C3] asm_common_interrupt+0x26/0x40
[ 846.611406][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 846.611628][ C3] Code: 10 e8 e1 07 9b fd 48 89 ef e8 19 78 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 b5 7e cf 75 <74> 0e 5b 5d c3 cc cc cc cc e8 df 73 be fd eb dc 0f 1f 44 00 00 5b
[ 846.612215][ C3] RSP: 0018:ffffc9000516fa80 EFLAGS: 00000286
[ 846.612438][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff1aa8af0
[ 846.612691][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8a344961
[ 846.612954][ C3] RBP: ffffffff8de261a0 R08: 0000000000000001 R09: fffffbfff1aa3cb0
[ 846.613215][ C3] R10: ffffffff8d51e587 R11: 0000000000000000 R12: 000000000000085e
[ 846.613469][ C3] R13: ffffffff8de262a8 R14: ffffffff8de261a0 R15: ffff888004a50000
[ 846.613730][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 846.613943][ C3] uart_write+0x224/0x450
[ 846.614079][ C3] process_output_block+0x13e/0x790
[ 846.614247][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 846.614461][ C3] n_tty_write+0x412/0x7a0
[ 846.614635][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 846.614800][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 846.614968][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 846.615138][ C3] ? iterate_tty_write+0x95/0x540
[ 846.615309][ C3] ? lock_acquire+0x32/0xc0
[ 846.615490][ C3] ? iterate_tty_write+0x95/0x540
[ 846.615662][ C3] iterate_tty_write+0x228/0x540
[ 846.615832][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 846.616007][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 846.616175][ C3] vfs_write+0x9e5/0x10a0
[ 846.616309][ C3] ? __pfx___lock_release+0x10/0x10
[ 846.616473][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 846.616646][ C3] ? lock_acquire+0x32/0xc0
[ 846.616821][ C3] ? __pfx_vfs_write+0x10/0x10
[ 846.616995][ C3] ? __might_fault+0x11b/0x170
[ 846.617173][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 846.617387][ C3] ? __fget_light+0x53/0x1e0
[ 846.617562][ C3] ksys_write+0xf5/0x1e0
[ 846.617699][ C3] ? __pfx_ksys_write+0x10/0x10
[ 846.617873][ C3] do_syscall_64+0xc6/0x1e0
[ 846.618047][ C3] entry_SYSCALL_64_after_hwframe+0x72/0x7a
[ 846.618257][ C3] RIP: 0033:0x7fd00b118957
[ 846.618429][ 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
[ 846.619027][ C3] RSP: 002b:00007fffcdc2c7d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 846.619304][ C3] RAX: ffffffffffffffda RBX: 000055da42073070 RCX: 00007fd00b118957
[ 846.619555][ C3] RDX: 0000000000000001 RSI: 000055da42073070 RDI: 0000000000000001
[ 846.619808][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 846.620066][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055da4205f4d0
[ 846.620318][ C3] R13: 000055da420402a0 R14: 0000000000000001 R15: 000055da4205f4d0
[ 846.620572][ C3]
[ 846.620697][ C3] handlers:
[ 846.620825][ C3] [] serial8250_interrupt
[ 846.621583][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr