====================================== | DETECTED CRASH, lowering timeout | $? | 0 | xx__-> [ 22.428797] irq 52: nobody cared (try booting with the "irqpoll" option) [ 22.428864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.428865] Call Trace: [ 22.428868] [ 22.428870] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.428882] __report_bad_irq (kernel/irq/spurious.c:161) [ 22.428884] note_interrupt.cold (kernel/irq/spurious.c:368) [ 22.428885] handle_irq_event (kernel/irq/handle.c:251 kernel/irq/handle.c:263) [ 22.428888] handle_edge_irq (kernel/irq/chip.c:856) [ 22.428890] __common_interrupt (./include/linux/irqdesc.h:186 arch/x86/kernel/irq.c:262 arch/x86/kernel/irq.c:318 arch/x86/kernel/irq.c:333) [ 22.428893] common_interrupt (arch/x86/kernel/irq.c:326 (discriminator 39)) [ 22.428897] [ 22.428897] [ 22.428897] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) [ 22.428899] RIP: 0010:_raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:95 (discriminator 2) ./include/linux/spinlock_api_smp.h:179 (discriminator 2) kernel/locking/spinlock.c:198 (discriminator 2)) [ 22.428902] Code: 00 66 90 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d 34 f5 2a 01 <74> 01 c3 e8 cc 1c 33 ff c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f All code ======== 0: 00 66 90 add %ah,-0x70(%rsi) 3: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) a: 00 00 00 00 e: f3 0f 1e fa endbr64 12: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 17: c6 07 00 movb $0x0,(%rdi) 1a: f7 c6 00 02 00 00 test $0x200,%esi 20: 74 01 je 0x23 22: fb sti 23: 65 ff 0d 34 f5 2a 01 decl %gs:0x12af534(%rip) # 0x12af55e 2a:* 74 01 je 0x2d <-- trapping instruction 2c: c3 ret 2d: e8 cc 1c 33 ff call 0xffffffffff331cfe 32: c3 ret 33: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 3a: 00 00 00 00 3e: f3 repz 3f: 0f .byte 0xf Code starting with the faulting instruction =========================================== 0: 74 01 je 0x3 2: c3 ret 3: e8 cc 1c 33 ff call 0xffffffffff331cd4 8: c3 ret 9: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 10: 00 00 00 00 14: f3 repz 15: 0f .byte 0xf [ 22.428903] RSP: 0018:ff8fa8990040fd40 EFLAGS: 00000286 [ 22.428905] RAX: 00000000ffffffff RBX: ff440f2d0207c000 RCX: 0000000000000017 [ 22.428906] RDX: ffffffff88c77c34 RSI: 0000000000000286 RDI: ffffffff8a488000 [ 22.428906] RBP: 0000000000000001 R08: 00000005143c1643 R09: 000000000000adb0 [ 22.428907] R10: ff8fa8990040fe68 R11: 0000000000000001 R12: ffffffff8a488000 [ 22.428907] R13: ff8fa899003172a0 R14: ff440f2d02f59800 R15: 0000000000000286 [ 22.428908] ? rpm_suspend (drivers/base/power/runtime.c:744 (discriminator 2)) [ 22.428911] uart_write (./include/linux/spinlock.h:408 (discriminator 3) ./include/linux/serial_core.h:788 (discriminator 3) drivers/tty/serial/serial_core.c:91 (discriminator 3) drivers/tty/serial/serial_core.c:88 (discriminator 3) drivers/tty/serial/serial_core.c:634 (discriminator 3)) [ 22.428914] n_tty_write (drivers/tty/n_tty.c:557 drivers/tty/n_tty.c:2366) [ 22.428917] ? swake_up_all (kernel/sched/swait.c:82) [ 22.428919] file_tty_write.isra.0 (drivers/tty/tty_io.c:1006 drivers/tty/tty_io.c:1081) [ 22.428921] vfs_write (fs/read_write.c:595 fs/read_write.c:688) [ 22.428924] ksys_write (fs/read_write.c:740) [ 22.428924] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 22.428926] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.428927] RIP: 0033:0x7f55661b508e [ 22.428929] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 94 bd 00 00 call 0xbd9c 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 22.428929] RSP: 002b:00007fff39280be0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 22.428930] RAX: ffffffffffffffda RBX: 000055c2b4357090 RCX: 00007f55661b508e [ 22.428930] RDX: 0000000000000001 RSI: 000055c2b4357090 RDI: 0000000000000001 [ 22.428931] RBP: 00007fff39280bf0 R08: 0000000000000000 R09: 0000000000000000 [ 22.428931] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 Finger prints: __report_bad_irq:handle_irq_event:handle_edge_irq:__common_interrupt:common_interrupt