[ 618.726907][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 618.727305][ C3] CPU: 3 PID: 3196 Comm: perl Not tainted 6.10.0-rc3-virtme #1
[ 618.727565][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 618.727941][ C3] Call Trace:
[ 618.728075][ C3]
[ 618.728168][ C3] dump_stack_lvl+0x82/0xd0
[ 618.728359][ C3] __report_bad_irq+0x5f/0x180
[ 618.728543][ C3] note_interrupt+0x6b3/0x860
[ 618.728719][ C3] handle_irq_event+0x16d/0x1c0
[ 618.728890][ C3] handle_edge_irq+0x1fa/0xb60
[ 618.729065][ C3] __common_interrupt+0x82/0x170
[ 618.729242][ C3] common_interrupt+0x7e/0x90
[ 618.729410][ C3]
[ 618.729498][ C3]
[ 618.729585][ C3] asm_common_interrupt+0x26/0x40
[ 618.729754][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 618.729978][ C3] Code: 10 e8 31 5e 92 fd 48 89 ef e8 a9 ce 92 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 05 be 46 73 <74> 0e 5b 5d c3 cc cc cc cc e8 ef 3f b6 fd eb dc 0f 1f 44 00 00 5b
[ 618.730567][ C3] RSP: 0018:ffffc9000285fac0 EFLAGS: 00000286
[ 618.730789][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1fb0365
[ 618.731046][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8cbd0a51
[ 618.731297][ C3] RBP: ffffffff90643060 R08: 0000000000000001 R09: fffffbfff1fab4a8
[ 618.731546][ C3] R10: ffffffff8fd5a547 R11: 0000000000000000 R12: 0000000000000001
[ 618.731793][ C3] R13: 0000000000000286 R14: ffffffff90643060 R15: ffff8880061c5000
[ 618.732055][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 618.732276][ C3] uart_write+0x13d/0x330
[ 618.732406][ C3] process_output_block+0x13e/0x790
[ 618.732579][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 618.732795][ C3] n_tty_write+0x412/0x7a0
[ 618.732973][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 618.733141][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 618.733309][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 618.733482][ C3] ? iterate_tty_write+0x95/0x540
[ 618.733655][ C3] ? lock_acquire+0x32/0xc0
[ 618.733829][ C3] ? iterate_tty_write+0x95/0x540
[ 618.734002][ C3] iterate_tty_write+0x228/0x540
[ 618.734169][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 618.734344][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 618.734513][ C3] vfs_write+0xa18/0x10b0
[ 618.734639][ C3] ? __pfx___lock_release+0x10/0x10
[ 618.734808][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 618.734975][ C3] ? __might_fault+0xc3/0x170
[ 618.735142][ C3] ? lock_acquire+0x32/0xc0
[ 618.735308][ C3] ? __pfx_vfs_write+0x10/0x10
[ 618.735479][ C3] ? __might_fault+0x11b/0x170
[ 618.735650][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 618.735861][ C3] ? __fget_light+0x53/0x1e0
[ 618.736033][ C3] ksys_write+0xf5/0x1e0
[ 618.736163][ C3] ? __pfx_ksys_write+0x10/0x10
[ 618.736342][ C3] do_syscall_64+0xc1/0x1d0
[ 618.736517][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.736726][ C3] RIP: 0033:0x7f8607a65957
[ 618.736897][ 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
[ 618.737474][ C3] RSP: 002b:00007ffc990b0548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 618.737733][ C3] RAX: ffffffffffffffda RBX: 00005586a024f310 RCX: 00007f8607a65957
[ 618.737984][ C3] RDX: 0000000000000001 RSI: 00005586a024f310 RDI: 0000000000000001
[ 618.738228][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 618.738475][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005586a023b5c0
[ 618.738738][ C3] R13: 00005586a021c2a0 R14: 0000000000000001 R15: 00005586a023b5c0
[ 618.739001][ C3]
[ 618.739126][ C3] handlers:
[ 618.739255][ C3] [] serial8250_interrupt
[ 618.739839][ C3] Disabling IRQ #4