[ 38.906233][ T333] GACT probability NOT on [ 43.242512][ T406] Mirror/redirect action on [ 98.730897][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 98.731267][ C3] CPU: 3 PID: 226 Comm: perl Not tainted 6.9.0-rc1-virtme #1 [ 98.731514][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 98.731882][ C3] Call Trace: [ 98.732012][ C3] [ 98.732101][ C3] dump_stack_lvl+0x82/0xd0 [ 98.732278][ C3] __report_bad_irq+0x5f/0x180 [ 98.732453][ C3] note_interrupt+0x6b3/0x860 [ 98.732621][ C3] handle_irq_event+0x16d/0x1c0 [ 98.732790][ C3] handle_edge_irq+0x1fa/0xb60 [ 98.732960][ C3] __common_interrupt+0x7c/0x180 [ 98.733132][ C3] common_interrupt+0x7e/0x90 [ 98.733301][ C3] [ 98.733392][ C3] [ 98.733479][ C3] asm_common_interrupt+0x26/0x40 [ 98.733645][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 98.733861][ C3] Code: 10 e8 11 39 9b fd 48 89 ef e8 49 a9 9b 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 f5 ae 8f 67 <74> 0e 5b 5d c3 cc cc cc cc e8 3f a3 be fd eb dc 0f 1f 44 00 00 5b [ 98.734463][ C3] RSP: 0018:ffffc90000affa80 EFLAGS: 00000286 [ 98.734674][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff3728af0 [ 98.734922][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff98741921 [ 98.735164][ C3] RBP: ffffffff9c2261a0 R08: 0000000000000001 R09: fffffbfff3723cb0 [ 98.735411][ C3] R10: ffffffff9b91e587 R11: 0000000000000000 R12: 00000000000001cf [ 98.735664][ C3] R13: ffffffff9c2262a8 R14: ffffffff9c2261a0 R15: ffff888003ad0000 [ 98.735909][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 98.736108][ C3] uart_write+0x224/0x450 [ 98.736243][ C3] process_output_block+0x13e/0x790 [ 98.736407][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 98.736605][ C3] n_tty_write+0x412/0x7a0 [ 98.736767][ C3] ? __pfx_n_tty_write+0x10/0x10 [ 98.736921][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 98.737072][ C3] ? __pfx_woken_wake_function+0x10/0x10 [ 98.737224][ C3] ? iterate_tty_write+0x95/0x540 [ 98.737376][ C3] ? lock_acquire+0x32/0xc0 [ 98.737532][ C3] ? iterate_tty_write+0x95/0x540 [ 98.737689][ C3] iterate_tty_write+0x228/0x540 [ 98.737846][ C3] ? tty_ldisc_ref_wait+0x28/0x80 [ 98.738003][ C3] file_tty_write.constprop.0+0x1db/0x370 [ 98.738159][ C3] ? find_held_lock+0x2c/0x110 [ 98.738317][ C3] vfs_write+0x9e5/0x10a0 [ 98.738449][ C3] ? __pfx___lock_release+0x10/0x10 [ 98.738600][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 98.738749][ C3] ? lock_acquire+0x32/0xc0 [ 98.738910][ C3] ? __pfx_vfs_write+0x10/0x10 [ 98.739067][ C3] ? __might_fault+0x11b/0x170 [ 98.739223][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 98.739423][ C3] ? __fget_light+0x53/0x1e0 [ 98.739595][ C3] ksys_write+0xf5/0x1e0 [ 98.739719][ C3] ? __pfx_ksys_write+0x10/0x10 [ 98.739889][ C3] do_syscall_64+0xc6/0x1e0 [ 98.740059][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 98.740267][ C3] RIP: 0033:0x7f96254f8957 [ 98.740436][ 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 [ 98.740969][ C3] RSP: 002b:00007fff67f75e78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 98.741202][ C3] RAX: ffffffffffffffda RBX: 00005568d84ea070 RCX: 00007f96254f8957 [ 98.741429][ C3] RDX: 0000000000000001 RSI: 00005568d84ea070 RDI: 0000000000000001 [ 98.741654][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 98.741879][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005568d84d6590 [ 98.742111][ C3] R13: 00005568d84b72a0 R14: 0000000000000001 R15: 00005568d84d6590 [ 98.742347][ C3] [ 98.742467][ C3] handlers: [ 98.742587][ C3] [] serial8250_interrupt [ 98.742904][ C3] Disabling IRQ #4 [ 127.070749][ T610] ip (610) used greatest stack depth: 23176 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr