[ 1626.350324][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1626.350670][ C3] CPU: 3 PID: 10369 Comm: perl Not tainted 6.9.0-rc7-virtme #1
[ 1626.350912][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1626.351261][ C3] Call Trace:
[ 1626.351387][ C3]
[ 1626.351469][ C3] dump_stack_lvl+0x82/0xd0
[ 1626.351640][ C3] __report_bad_irq+0x5f/0x180
[ 1626.351797][ C3] note_interrupt+0x6b3/0x860
[ 1626.351958][ C3] handle_irq_event+0x16d/0x1c0
[ 1626.352111][ C3] handle_edge_irq+0x1fa/0xb60
[ 1626.352373][ C3] __common_interrupt+0x7c/0x180
[ 1626.352535][ C3] common_interrupt+0x7e/0x90
[ 1626.352687][ C3]
[ 1626.352774][ C3]
[ 1626.352861][ C3] asm_common_interrupt+0x26/0x40
[ 1626.353016][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1626.353218][ C3] Code: 10 e8 61 74 99 fd 48 89 ef e8 99 e4 99 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 d5 b7 cd 66 <74> 0e 5b 5d c3 cc cc cc cc e8 af de bc fd eb dc 0f 1f 44 00 00 5b
[ 1626.353761][ C3] RSP: 0018:ffffc900019afa80 EFLAGS: 00000286
[ 1626.353965][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff38a9f54
[ 1626.354193][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff99361041
[ 1626.354427][ C3] RBP: ffffffff9ce30220 R08: 0000000000000001 R09: fffffbfff38a50b0
[ 1626.354667][ C3] R10: ffffffff9c528587 R11: 0000000000000000 R12: 0000000000000939
[ 1626.354892][ C3] R13: ffffffff9ce30328 R14: ffffffff9ce30220 R15: ffff888002610000
[ 1626.355128][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1626.355323][ C3] uart_write+0x224/0x450
[ 1626.355445][ C3] process_output_block+0x13e/0x790
[ 1626.355611][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 1626.355803][ C3] n_tty_write+0x412/0x7a0
[ 1626.355961][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1626.356114][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 1626.356270][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1626.356438][ C3] ? iterate_tty_write+0x95/0x540
[ 1626.356632][ C3] ? lock_acquire+0x32/0xc0
[ 1626.356783][ C3] ? iterate_tty_write+0x95/0x540
[ 1626.356951][ C3] iterate_tty_write+0x228/0x540
[ 1626.357108][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1626.357274][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1626.357433][ C3] vfs_write+0x9e5/0x10a0
[ 1626.357548][ C3] ? __pfx___lock_release+0x10/0x10
[ 1626.357697][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1626.357855][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1626.358018][ C3] ? clockevents_program_event+0xf6/0x300
[ 1626.358184][ C3] ? ktime_get+0xb3/0x190
[ 1626.358303][ C3] ? __fget_light+0x53/0x1e0
[ 1626.358462][ C3] ksys_write+0xf5/0x1e0
[ 1626.358581][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1626.358750][ C3] do_syscall_64+0xc3/0x1d0
[ 1626.358907][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1626.359094][ C3] RIP: 0033:0x7fd4aedb9957
[ 1626.359250][ 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
[ 1626.359778][ C3] RSP: 002b:00007fffa4c67358 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1626.360007][ C3] RAX: ffffffffffffffda RBX: 000055d3d8952310 RCX: 00007fd4aedb9957
[ 1626.360242][ C3] RDX: 0000000000000001 RSI: 000055d3d8952310 RDI: 0000000000000001
[ 1626.360470][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1626.360712][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055d3d893e5c0
[ 1626.360948][ C3] R13: 000055d3d891f2a0 R14: 0000000000000001 R15: 000055d3d893e5c0
[ 1626.361203][ C3]
[ 1626.361323][ C3] handlers:
[ 1626.361438][ C3] [] serial8250_interrupt
[ 1626.361760][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr