[ 1.883431] ip (238) used greatest stack depth: 12528 bytes left [ 7.845563] GACT probability NOT on [ 10.145699] Mirror/redirect action on [ 15.999377] tc (1820) used greatest stack depth: 12488 bytes left [ 20.374515] irq 4: nobody cared (try booting with the "irqpoll" option) [ 20.374617] CPU: 3 PID: 225 Comm: perl Not tainted 6.9.0-rc6-virtme #1 [ 20.374666] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 20.374737] Call Trace: [ 20.374760] <IRQ> [ 20.374784] dump_stack_lvl+0x55/0x70 [ 20.374821] __report_bad_irq+0x2b/0xc0 [ 20.374853] note_interrupt+0x2a7/0x2f0 [ 20.374881] handle_irq_event+0x72/0x80 [ 20.374909] handle_edge_irq+0x8b/0x230 [ 20.374937] __common_interrupt+0x3e/0xb0 [ 20.374972] common_interrupt+0x81/0xa0 [ 20.375005] </IRQ> [ 20.375023] <TASK> [ 20.375043] asm_common_interrupt+0x26/0x40 [ 20.375074] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30 [ 20.375113] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d 8c c5 0d 6c <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90 [ 20.375218] RSP: 0018:ffffb42400593d38 EFLAGS: 00000286 [ 20.375257] RAX: 0000000000000000 RBX: ffffffff952ce240 RCX: 0000000000000017 [ 20.375306] RDX: ffffffff93b4c09e RSI: 0000000000000282 RDI: ffffffff952ce240 [ 20.375355] RBP: 0000000000000001 R08: 00000004cf59ea2d R09: 0000000000000001 [ 20.375404] R10: ffff955ec1cca1f8 R11: 0000000000000000 R12: 0000000000000001 [ 20.375452] R13: 0000000000000000 R14: ffff955ec1ccb401 R15: ffff955ec2060000 [ 20.375508] ? rpm_suspend+0x1ae/0x5e0 [ 20.375542] uart_write+0x103/0x1d0 [ 20.375574] n_tty_write+0x1a4/0x520 [ 20.375602] ? __pfx_woken_wake_function+0x10/0x10 [ 20.375641] file_tty_write.constprop.0+0x15b/0x340 [ 20.375679] vfs_write+0x336/0x460 [ 20.375712] ksys_write+0x63/0xe0 [ 20.375739] do_syscall_64+0xa8/0x1b0 [ 20.375769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 20.375808] RIP: 0033:0x7f9e8ac97957 [ 20.375837] 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 [ 20.375946] RSP: 002b:00007ffc718fc8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.375995] RAX: ffffffffffffffda RBX: 000055a15c84efd0 RCX: 00007f9e8ac97957 [ 20.376044] RDX: 0000000000000001 RSI: 000055a15c84efd0 RDI: 0000000000000001 [ 20.376093] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 20.376142] R10: 0000000000000001 R11: 0000000000000246 R12: 000055a15c83b560 [ 20.376191] R13: 000055a15c81c2a0 R14: 0000000000000001 R15: 000055a15c83b560 [ 20.376241] </TASK> [ 20.376260] handlers: [ 20.376280] [<00000000fad5ff89>] serial8250_interrupt [ 20.376315] Disabling IRQ #4 WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr