[ 1302.090771][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1302.091165][ C3] CPU: 3 UID: 0 PID: 10683 Comm: perl Not tainted 6.12.0-rc4-virtme #1
[ 1302.091415][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1302.091775][ C3] Call Trace:
[ 1302.091903][ C3]
[ 1302.091992][ C3] dump_stack_lvl+0x82/0xd0
[ 1302.092161][ C3] __report_bad_irq+0x5f/0x180
[ 1302.092329][ C3] note_interrupt+0x6b3/0x860
[ 1302.092493][ C3] handle_irq_event+0x16d/0x1c0
[ 1302.092651][ C3] handle_edge_irq+0x1fa/0xb60
[ 1302.092820][ C3] __common_interrupt+0x82/0x170
[ 1302.092980][ C3] common_interrupt+0x81/0xa0
[ 1302.093143][ C3]
[ 1302.093228][ C3]
[ 1302.093314][ C3] asm_common_interrupt+0x26/0x40
[ 1302.093475][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1302.093682][ C3] Code: 10 e8 d1 5b 87 fd 48 89 ef e8 e9 cc 87 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 25 c6 1a 4f <74> 0e 5b 5d c3 cc cc cc cc e8 ff 9e ac fd eb dc 0f 1f 44 00 00 5b
[ 1302.094285][ C3] RSP: 0018:ffffc90000abfaa0 EFLAGS: 00000286
[ 1302.094512][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff683eebf
[ 1302.094766][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb0e902f1
[ 1302.095012][ C3] RBP: ffffffffb4abb420 R08: 0000000000000001 R09: fffffbfff6839fd0
[ 1302.095254][ C3] R10: ffffffffb41cfe87 R11: 0000000000000000 R12: 00000000ffffffff
[ 1302.095493][ C3] R13: 0000000000000001 R14: ffffffffb4abb528 R15: 00000000ffffffff
[ 1302.095742][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1302.095952][ C3] uart_write+0x220/0x920
[ 1302.096087][ C3] process_output_block+0x13e/0x790
[ 1302.096250][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1302.096455][ C3] n_tty_write+0x40c/0x790
[ 1302.096621][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1302.096800][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1302.096958][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1302.097116][ C3] ? iterate_tty_write+0x8f/0x540
[ 1302.097273][ C3] ? lock_acquire+0x32/0xc0
[ 1302.097434][ C3] ? iterate_tty_write+0x8f/0x540
[ 1302.097597][ C3] iterate_tty_write+0x222/0x540
[ 1302.097764][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1302.097929][ C3] file_tty_write.constprop.0+0x1cf/0x360
[ 1302.098098][ C3] vfs_write+0xa77/0x11d0
[ 1302.098223][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1302.098384][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1302.098547][ C3] ? clockevents_program_event+0xf6/0x300
[ 1302.098725][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1302.098929][ C3] ksys_write+0xf5/0x1e0
[ 1302.099059][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1302.099241][ C3] do_syscall_64+0xc1/0x1d0
[ 1302.099406][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1302.099606][ C3] RIP: 0033:0x7fdec5eb8957
[ 1302.099778][ 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
[ 1302.100343][ C3] RSP: 002b:00007fff92321098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1302.100580][ C3] RAX: ffffffffffffffda RBX: 00005558b5c8a2b0 RCX: 00007fdec5eb8957
[ 1302.100845][ C3] RDX: 0000000000000001 RSI: 00005558b5c8a2b0 RDI: 0000000000000001
[ 1302.101078][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1302.101310][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005558b5c755e0
[ 1302.101540][ C3] R13: 00005558b5c562a0 R14: 0000000000000001 R15: 00005558b5c755e0
[ 1302.101803][ C3]
[ 1302.101947][ C3] handlers:
[ 1302.102083][ C3] [] serial8250_interrupt
[ 1302.102683][ C3] Disabling IRQ #4