[ 908.234110][ T3675] tc (3675) used greatest stack depth: 23136 bytes left
[ 933.885053][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 933.885500][ C3] CPU: 3 PID: 3590 Comm: perl Not tainted 6.9.0-virtme #1
[ 933.885738][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 933.886091][ C3] Call Trace:
[ 933.886218][ C3]
[ 933.886319][ C3] dump_stack_lvl+0x82/0xd0
[ 933.886497][ C3] __report_bad_irq+0x5f/0x180
[ 933.886693][ C3] note_interrupt+0x6b3/0x860
[ 933.886871][ C3] handle_irq_event+0x16d/0x1c0
[ 933.887029][ C3] handle_edge_irq+0x1fa/0xb60
[ 933.887190][ C3] __common_interrupt+0x82/0x170
[ 933.887356][ C3] common_interrupt+0x7e/0x90
[ 933.887515][ C3]
[ 933.887600][ C3]
[ 933.887686][ C3] asm_common_interrupt+0x26/0x40
[ 933.887841][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 933.888047][ C3] Code: 10 e8 71 d5 93 fd 48 89 ef e8 e9 45 94 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 2d e8 58 <74> 0e 5b 5d c3 cc cc cc cc e8 5f b9 b7 fd eb dc 0f 1f 44 00 00 5b
[ 933.888643][ C3] RSP: 0018:ffffc9000313fa88 EFLAGS: 00000286
[ 933.888855][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff546e733
[ 933.889107][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa71b9af1
[ 933.889344][ C3] RBP: ffffffffaac54580 R08: 0000000000000001 R09: fffffbfff54698a8
[ 933.889587][ C3] R10: ffffffffaa34c547 R11: 0000000000000000 R12: 0000000000000960
[ 933.889834][ C3] R13: ffffffffaac54688 R14: ffffffffaac54580 R15: ffff888004370000
[ 933.890082][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 933.890284][ C3] uart_write+0x224/0x450
[ 933.890424][ C3] process_output_block+0x13e/0x790
[ 933.890588][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 933.890794][ C3] n_tty_write+0x412/0x7a0
[ 933.890958][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 933.891125][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 933.891290][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 933.891447][ C3] ? iterate_tty_write+0x95/0x540
[ 933.891605][ C3] ? lock_acquire+0x32/0xc0
[ 933.891763][ C3] ? iterate_tty_write+0x95/0x540
[ 933.891930][ C3] iterate_tty_write+0x228/0x540
[ 933.892087][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 933.892250][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 933.892406][ C3] vfs_write+0x9dc/0x1070
[ 933.892542][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 933.892700][ C3] ? __pfx_vfs_write+0x10/0x10
[ 933.892868][ C3] ? clockevents_program_event+0xf6/0x300
[ 933.893055][ C3] ? __fget_light+0x53/0x1e0
[ 933.893228][ C3] ? clockevents_program_event+0x1ea/0x300
[ 933.893443][ C3] ksys_write+0xf5/0x1e0
[ 933.893562][ C3] ? __pfx_ksys_write+0x10/0x10
[ 933.893735][ C3] do_syscall_64+0xc3/0x1d0
[ 933.893900][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 933.894126][ C3] RIP: 0033:0x7fdb61ab9957
[ 933.894323][ 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
[ 933.894903][ C3] RSP: 002b:00007ffcf56287d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 933.895149][ C3] RAX: ffffffffffffffda RBX: 00005629b1e02320 RCX: 00007fdb61ab9957
[ 933.895382][ C3] RDX: 0000000000000001 RSI: 00005629b1e02320 RDI: 0000000000000001
[ 933.895618][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 933.895884][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005629b1dee5c0
[ 933.896115][ C3] R13: 00005629b1dcf2a0 R14: 0000000000000001 R15: 00005629b1dee5c0
[ 933.896353][ C3]
[ 933.896479][ C3] handlers:
[ 933.896599][ C3] [] serial8250_interrupt
[ 933.897367][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr