[ 1209.564122][ T6285] Mirror/redirect action on
[ 1235.500759][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1235.501155][ C3] CPU: 3 UID: 0 PID: 6129 Comm: perl Not tainted 6.12.0-rc2-virtme #1
[ 1235.501391][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1235.501745][ C3] Call Trace:
[ 1235.501867][ C3]
[ 1235.501951][ C3] dump_stack_lvl+0x82/0xd0
[ 1235.502125][ C3] __report_bad_irq+0x5f/0x180
[ 1235.502287][ C3] note_interrupt+0x6b3/0x860
[ 1235.502452][ C3] handle_irq_event+0x16d/0x1c0
[ 1235.502610][ C3] handle_edge_irq+0x1fa/0xb60
[ 1235.502838][ C3] __common_interrupt+0x82/0x170
[ 1235.503002][ C3] common_interrupt+0x81/0xa0
[ 1235.503182][ C3]
[ 1235.503268][ C3]
[ 1235.503349][ C3] asm_common_interrupt+0x26/0x40
[ 1235.503509][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1235.503715][ C3] Code: 10 e8 61 ab 87 fd 48 89 ef e8 79 1c 88 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 55 17 5b 54 <74> 0e 5b 5d c3 cc cc cc cc e8 4f eb ac fd eb dc 0f 1f 44 00 00 5b
[ 1235.504290][ C3] RSP: 0018:ffffc9000104faa0 EFLAGS: 00000286
[ 1235.504502][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff5dbecd8
[ 1235.504736][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffaba8b1c1
[ 1235.504978][ C3] RBP: ffffffffaf6ba3e0 R08: 0000000000000001 R09: fffffbfff5db9dd0
[ 1235.505227][ C3] R10: ffffffffaedcee87 R11: 0000000000000000 R12: 00000000ffffffff
[ 1235.505466][ C3] R13: 0000000000000001 R14: ffffffffaf6ba4e8 R15: 00000000ffffffff
[ 1235.505707][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1235.505918][ C3] uart_write+0x220/0x920
[ 1235.506053][ C3] process_output_block+0x13e/0x790
[ 1235.506217][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1235.506417][ C3] n_tty_write+0x40c/0x790
[ 1235.506585][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1235.506740][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1235.506900][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1235.507061][ C3] ? iterate_tty_write+0x8f/0x540
[ 1235.507223][ C3] ? lock_acquire+0x32/0xc0
[ 1235.507377][ C3] ? iterate_tty_write+0x8f/0x540
[ 1235.507542][ C3] iterate_tty_write+0x222/0x540
[ 1235.507702][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1235.507872][ C3] file_tty_write.constprop.0+0x1cf/0x360
[ 1235.508033][ C3] vfs_write+0xa77/0x11d0
[ 1235.508158][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1235.508315][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1235.508471][ C3] ? clockevents_program_event+0xf6/0x300
[ 1235.508639][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1235.508841][ C3] ksys_write+0xf5/0x1e0
[ 1235.508959][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1235.509130][ C3] do_syscall_64+0xc1/0x1d0
[ 1235.509298][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1235.509490][ C3] RIP: 0033:0x7fa56d480957
[ 1235.509648][ 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
[ 1235.510197][ C3] RSP: 002b:00007ffe489ba068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1235.510434][ C3] RAX: ffffffffffffffda RBX: 000056072a6f63f0 RCX: 00007fa56d480957
[ 1235.510665][ C3] RDX: 0000000000000001 RSI: 000056072a6f63f0 RDI: 0000000000000001
[ 1235.510892][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1235.511125][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000056072a6e15e0
[ 1235.511363][ C3] R13: 000056072a6c22a0 R14: 0000000000000001 R15: 000056072a6e15e0
[ 1235.511613][ C3]
[ 1235.511735][ C3] handlers:
[ 1235.511855][ C3] [] serial8250_interrupt
[ 1235.512429][ C3] Disabling IRQ #4