[ 1204.728546][ T6231] tc (6231) used greatest stack depth: 23600 bytes left
[ 1217.246171][ T6350] secure_seq: tcp isn: 1090369848
[ 1217.247245][ C3] secure_seq: tcp isn: 2718673704
[ 1239.674163][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1239.674663][ C3] CPU: 3 UID: 0 PID: 6042 Comm: perl Not tainted 6.12.0-rc1-virtme #1
[ 1239.674901][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1239.675263][ C3] Call Trace:
[ 1239.675396][ C3]
[ 1239.675482][ C3] dump_stack_lvl+0x82/0xd0
[ 1239.675658][ C3] __report_bad_irq+0x5f/0x180
[ 1239.675821][ C3] note_interrupt+0x6b3/0x860
[ 1239.675985][ C3] handle_irq_event+0x16d/0x1c0
[ 1239.676148][ C3] handle_edge_irq+0x1fa/0xb60
[ 1239.676311][ C3] __common_interrupt+0x82/0x170
[ 1239.676475][ C3] common_interrupt+0x81/0xa0
[ 1239.676639][ C3]
[ 1239.676726][ C3]
[ 1239.676810][ C3] asm_common_interrupt+0x26/0x40
[ 1239.676966][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1239.677169][ C3] Code: 10 e8 91 d9 87 fd 48 89 ef e8 a9 4a 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 e5 45 7b 79 <74> 0e 5b 5d c3 cc cc cc cc e8 df 1a ad fd eb dc 0f 1f 44 00 00 5b
[ 1239.677720][ C3] RSP: 0018:ffffc9000136faa0 EFLAGS: 00000286
[ 1239.677920][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff137e6f1
[ 1239.678163][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff86888331
[ 1239.678416][ C3] RBP: ffffffff8a4b7420 R08: 0000000000000001 R09: fffffbfff13797d0
[ 1239.678650][ C3] R10: ffffffff89bcbe87 R11: 0000000000000000 R12: 00000000ffffffff
[ 1239.678888][ C3] R13: 0000000000000001 R14: ffffffff8a4b7528 R15: 00000000ffffffff
[ 1239.679134][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1239.679345][ C3] uart_write+0x220/0x920
[ 1239.679478][ C3] process_output_block+0x13e/0x790
[ 1239.679641][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1239.679841][ C3] n_tty_write+0x40c/0x790
[ 1239.680002][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1239.680160][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1239.680317][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1239.680473][ C3] ? iterate_tty_write+0x8f/0x540
[ 1239.680631][ C3] ? lock_acquire+0x32/0xc0
[ 1239.680795][ C3] ? iterate_tty_write+0x8f/0x540
[ 1239.680971][ C3] iterate_tty_write+0x222/0x540
[ 1239.681138][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1239.681305][ C3] file_tty_write.constprop.0+0x1cf/0x360
[ 1239.681467][ C3] vfs_write+0xa77/0x11d0
[ 1239.681593][ C3] ? __pfx___lock_release+0x10/0x10
[ 1239.681748][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1239.681905][ C3] ? __might_fault+0xc3/0x170
[ 1239.682094][ C3] ? lock_acquire+0x32/0xc0
[ 1239.682254][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1239.682424][ C3] ? __might_fault+0x11b/0x170
[ 1239.682585][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 1239.682794][ C3] ksys_write+0xf5/0x1e0
[ 1239.682923][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1239.683091][ C3] do_syscall_64+0xc1/0x1d0
[ 1239.683254][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1239.683447][ C3] RIP: 0033:0x7f1954c63957
[ 1239.683612][ 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
[ 1239.684175][ C3] RSP: 002b:00007fff6119b0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1239.684421][ C3] RAX: ffffffffffffffda RBX: 000055ab13f602b0 RCX: 00007f1954c63957
[ 1239.684647][ C3] RDX: 0000000000000001 RSI: 000055ab13f602b0 RDI: 0000000000000001
[ 1239.684875][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1239.685114][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055ab13f4b5e0
[ 1239.685344][ C3] R13: 000055ab13f2c2a0 R14: 0000000000000001 R15: 000055ab13f4b5e0
[ 1239.685585][ C3]
[ 1239.685701][ C3] handlers:
[ 1239.685818][ C3] [] serial8250_interrupt
[ 1239.686207][ C3] Disabling IRQ #4