[ 1062.379201][ T4630] tc (4630) used greatest stack depth: 23128 bytes left
[ 1077.210528][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1077.210853][ C3] CPU: 3 PID: 4408 Comm: perl Not tainted 6.9.0-rc5-virtme #1
[ 1077.211087][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1077.211429][ C3] Call Trace:
[ 1077.211551][ C3]
[ 1077.211635][ C3] dump_stack_lvl+0x82/0xd0
[ 1077.211807][ C3] __report_bad_irq+0x5f/0x180
[ 1077.211996][ C3] note_interrupt+0x6b3/0x860
[ 1077.212158][ C3] handle_irq_event+0x16d/0x1c0
[ 1077.212314][ C3] handle_edge_irq+0x1fa/0xb60
[ 1077.212478][ C3] __common_interrupt+0x7c/0x180
[ 1077.212643][ C3] common_interrupt+0x7e/0x90
[ 1077.212805][ C3]
[ 1077.212893][ C3]
[ 1077.212979][ C3] asm_common_interrupt+0x26/0x40
[ 1077.213133][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1077.213340][ C3] Code: 10 e8 71 c9 99 fd 48 89 ef e8 a9 39 9a 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 85 18 ae 63 <74> 0e 5b 5d c3 cc cc cc cc e8 bf 35 bd fd eb dc 0f 1f 44 00 00 5b
[ 1077.213882][ C3] RSP: 0018:ffffc900011afa80 EFLAGS: 00000286
[ 1077.214093][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff3ee9b86
[ 1077.214334][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9c55af91
[ 1077.214563][ C3] RBP: ffffffffa002e220 R08: 0000000000000001 R09: fffffbfff3ee4cb0
[ 1077.214801][ C3] R10: ffffffff9f726587 R11: 0000000000000000 R12: 00000000000004e1
[ 1077.215032][ C3] R13: ffffffffa002e328 R14: ffffffffa002e220 R15: ffff8880049b0000
[ 1077.215273][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1077.215479][ C3] uart_write+0x224/0x450
[ 1077.215604][ C3] process_output_block+0x13e/0x790
[ 1077.215761][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 1077.215955][ C3] n_tty_write+0x412/0x7a0
[ 1077.216132][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1077.216300][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 1077.216465][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1077.216633][ C3] ? iterate_tty_write+0x95/0x540
[ 1077.216805][ C3] ? lock_acquire+0x32/0xc0
[ 1077.216966][ C3] ? iterate_tty_write+0x95/0x540
[ 1077.217138][ C3] iterate_tty_write+0x228/0x540
[ 1077.217306][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1077.217477][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1077.217650][ C3] vfs_write+0x9e5/0x10a0
[ 1077.217784][ C3] ? __pfx___lock_release+0x10/0x10
[ 1077.217948][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 1077.218114][ C3] ? lock_acquire+0x32/0xc0
[ 1077.218283][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1077.218451][ C3] ? __might_fault+0x11b/0x170
[ 1077.218624][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 1077.218831][ C3] ? __fget_light+0x53/0x1e0
[ 1077.219003][ C3] ksys_write+0xf5/0x1e0
[ 1077.219136][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1077.219308][ C3] do_syscall_64+0xc3/0x1d0
[ 1077.219477][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1077.219681][ C3] RIP: 0033:0x7f1eb76e3957
[ 1077.219856][ 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
[ 1077.220452][ C3] RSP: 002b:00007ffca8bfab78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1077.220711][ C3] RAX: ffffffffffffffda RBX: 0000562ca9943310 RCX: 00007f1eb76e3957
[ 1077.220957][ C3] RDX: 0000000000000001 RSI: 0000562ca9943310 RDI: 0000000000000001
[ 1077.221200][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1077.221441][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000562ca992f5c0
[ 1077.221685][ C3] R13: 0000562ca99102a0 R14: 0000000000000001 R15: 0000562ca992f5c0
[ 1077.221965][ C3]
[ 1077.222087][ C3] handlers:
[ 1077.222213][ C3] [] serial8250_interrupt
[ 1077.222557][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr