====================================== | # 111.88 [+0.00] [ 1000.505213] gre: GRE over IPv4 demultiplexor driver | # 111.88 [+0.00] [ 1000.538552] ip_gre: GRE over IPv4 tunneling driver | # 111.88 [+0.00] [ 1205.863917] Mirror/redirect action on | # 111.88 [+0.00] [ 1230.686341] irq 4: nobody cared (try booting with the "irqpoll" option) # 111.89 [+0.00] [ 1230.686956] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 # 111.89 [+0.00] [ 1230.687335] Call Trace: # 111.89 [+0.00] [ 1230.687465] # 111.89 [+0.00] [ 1230.687551] dump_stack_lvl (lib/dump_stack.c:123) # 111.89 [+0.00] [ 1230.687726] __report_bad_irq (kernel/irq/spurious.c:214) # 111.89 [+0.00] [ 1230.687888] note_interrupt (kernel/irq/spurious.c:423) # 111.89 [+0.00] [ 1230.688055] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) # 111.90 [+0.00] [ 1230.688219] handle_edge_irq (kernel/irq/chip.c:833) # 111.90 [+0.00] [ 1230.688383] __common_interrupt (./include/linux/irqdesc.h:173 arch/x86/kernel/irq.c:247 arch/x86/kernel/irq.c:259 arch/x86/kernel/irq.c:285) # 111.90 [+0.00] [ 1230.688545] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) # 111.90 [+0.00] [ 1230.688703] # 111.90 [+0.00] [ 1230.688788] # 111.90 [+0.00] [ 1230.688870] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) # 111.90 [+0.00] [ 1230.689034] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) # 111.90 [+0.00] [ 1230.689241] Code: 10 e8 31 89 87 fd 48 89 ef e8 49 fa 87 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 c5 f6 da 4e <74> 0e 5b 5d c3 cc cc cc cc e8 ff cb ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 31 89 87 fd 48 89 xor %ecx,-0x76b70279(%rcx) 8: ef out %eax,(%dx) 9: e8 49 fa 87 fd call 0xfffffffffd87fa57 e: 81 e3 00 02 00 00 and $0x200,%ebx 14: 75 1d jne 0x33 16: 9c pushf 17: 58 pop %rax 18: f6 c4 02 test $0x2,%ah 1b: 75 29 jne 0x46 1d: 48 85 db test %rbx,%rbx 20: 74 01 je 0x23 22: fb sti 23: 65 ff 0d c5 f6 da 4e decl %gs:0x4edaf6c5(%rip) # 0x4edaf6ef 2a:* 74 0e je 0x3a <-- trapping instruction 2c: 5b pop %rbx 2d: 5d pop %rbp 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: e8 ff cb ac fd call 0xfffffffffdaccc37 38: eb dc jmp 0x16 3a: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 3f: 5b pop %rbx Code starting with the faulting instruction =========================================== 0: 74 0e je 0x10 2: 5b pop %rbx 3: 5d pop %rbp 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: e8 ff cb ac fd call 0xfffffffffdaccc0d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx # 111.91 [+0.01] [ 1230.689787] RSP: 0018:ffffc90000fcfaa0 EFLAGS: 00000286 # 111.91 [+0.00] [ 1230.689989] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff68be8bf # 111.91 [+0.00] [ 1230.690231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb128d211 # 111.92 [+0.00] [ 1230.690500] RBP: ffffffffb4eb83e0 R08: 0000000000000001 R09: fffffbfff68b99d0 # 111.92 [+0.00] [ 1230.690737] R10: ffffffffb45cce87 R11: 0000000000000000 R12: 00000000ffffffff # 111.92 [+0.00] [ 1230.691008] R13: 0000000000000001 R14: ffffffffb4eb84e8 R15: 00000000ffffffff # 111.92 [+0.00] [ 1230.691261] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) # 111.92 [+0.00] [ 1230.691498] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) # 111.93 [+0.00] [ 1230.691625] process_output_block (drivers/tty/n_tty.c:574) # 111.93 [+0.00] [ 1230.691800] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) # 111.93 [+0.00] [ 1230.691999] n_tty_write (drivers/tty/n_tty.c:2390) # 111.93 [+0.00] [ 1230.692173] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) # 111.93 [+0.00] [ 1230.692353] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 111.93 [+0.00] [ 1230.692516] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) # 111.93 [+0.00] [ 1230.692724] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 111.94 [+0.00] [ 1230.692880] ? lock_acquire (kernel/locking/lockdep.c:5798) # 111.94 [+0.00] [ 1230.693041] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 111.94 [+0.00] [ 1230.693204] iterate_tty_write (drivers/tty/tty_io.c:1015) # 111.94 [+0.00] [ 1230.693374] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) # 111.94 [+0.00] [ 1230.693558] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) # 111.94 [+0.00] [ 1230.693729] vfs_write (fs/read_write.c:590 fs/read_write.c:683) # 111.94 [+0.00] [ 1230.693854] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) # 111.95 [+0.00] [ 1230.694029] ? __pfx_vfs_write (fs/read_write.c:664) # 111.95 [+0.00] [ 1230.694193] ? clockevents_program_event (kernel/time/clockevents.c:326) # 111.95 [+0.00] [ 1230.694388] ksys_write (fs/read_write.c:736) # 111.95 [+0.00] [ 1230.694510] ? __pfx_ksys_write (fs/read_write.c:726) # 111.95 [+0.00] [ 1230.694676] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) # 111.95 [+0.00] [ 1230.694870] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) # 111.95 [+0.00] [ 1230.695073] RIP: 0033:0x7f55964dd957 # 111.96 [+0.00] [ 1230.695267] 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 All code ======== 0: 0b 00 or (%rax),%eax 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b7 jmp 0xffffffffffffffc7 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 01 00 00 00 mov $0x1,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 48 89 54 24 18 mov %rdx,0x18(%rsp) 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 74 24 je 0x64 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 48 89 54 24 18 mov %rdx,0x18(%rsp) 12: 48 rex.W 13: 89 .byte 0x89 14: 74 24 je 0x3a # 111.96 [+0.01] [ 1230.695831] RSP: 002b:00007ffd48754588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # 111.96 [+0.00] [ 1230.696081] RAX: ffffffffffffffda RBX: 000055c4c6e5a2b0 RCX: 00007f55964dd957 # 111.97 [+0.00] [ 1230.696355] RDX: 0000000000000001 RSI: 000055c4c6e5a2b0 RDI: 0000000000000001 # 111.97 [+0.00] [ 1230.696667] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 # 111.97 [+0.00] [ 1230.696906] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c4c6e455e0 # 111.97 [+0.00] [ 1230.697146] R13: 000055c4c6e262a0 R14: 0000000000000001 R15: 000055c4c6e455e0 | xx__-> echo $? | 0 | xx__-> [ 1205.863917][ T6281] Mirror/redirect action on | [ 1230.686341][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 1230.686956][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1230.687335][ C3] Call Trace: [ 1230.687465][ C3] [ 1230.687551][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 1230.687726][ C3] __report_bad_irq (kernel/irq/spurious.c:214) [ 1230.687888][ C3] note_interrupt (kernel/irq/spurious.c:423) [ 1230.688055][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) [ 1230.688219][ C3] handle_edge_irq (kernel/irq/chip.c:833) [ 1230.688383][ C3] __common_interrupt (./include/linux/irqdesc.h:173 arch/x86/kernel/irq.c:247 arch/x86/kernel/irq.c:259 arch/x86/kernel/irq.c:285) [ 1230.688545][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) [ 1230.688703][ C3] [ 1230.688788][ C3] [ 1230.688870][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) [ 1230.689034][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1230.689241][ C3] Code: 10 e8 31 89 87 fd 48 89 ef e8 49 fa 87 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 c5 f6 da 4e <74> 0e 5b 5d c3 cc cc cc cc e8 ff cb ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 31 89 87 fd 48 89 xor %ecx,-0x76b70279(%rcx) 8: ef out %eax,(%dx) 9: e8 49 fa 87 fd call 0xfffffffffd87fa57 e: 81 e3 00 02 00 00 and $0x200,%ebx 14: 75 1d jne 0x33 16: 9c pushf 17: 58 pop %rax 18: f6 c4 02 test $0x2,%ah 1b: 75 29 jne 0x46 1d: 48 85 db test %rbx,%rbx 20: 74 01 je 0x23 22: fb sti 23: 65 ff 0d c5 f6 da 4e decl %gs:0x4edaf6c5(%rip) # 0x4edaf6ef 2a:* 74 0e je 0x3a <-- trapping instruction 2c: 5b pop %rbx 2d: 5d pop %rbp 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: e8 ff cb ac fd call 0xfffffffffdaccc37 38: eb dc jmp 0x16 3a: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 3f: 5b pop %rbx Code starting with the faulting instruction =========================================== 0: 74 0e je 0x10 2: 5b pop %rbx 3: 5d pop %rbp 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: e8 ff cb ac fd call 0xfffffffffdaccc0d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx [ 1230.689787][ C3] RSP: 0018:ffffc90000fcfaa0 EFLAGS: 00000286 [ 1230.689989][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff68be8bf [ 1230.690231][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb128d211 [ 1230.690500][ C3] RBP: ffffffffb4eb83e0 R08: 0000000000000001 R09: fffffbfff68b99d0 [ 1230.690737][ C3] R10: ffffffffb45cce87 R11: 0000000000000000 R12: 00000000ffffffff [ 1230.691008][ C3] R13: 0000000000000001 R14: ffffffffb4eb84e8 R15: 00000000ffffffff [ 1230.691261][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 1230.691498][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) [ 1230.691625][ C3] process_output_block (drivers/tty/n_tty.c:574) [ 1230.691800][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 1230.691999][ C3] n_tty_write (drivers/tty/n_tty.c:2390) [ 1230.692173][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) [ 1230.692353][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1230.692516][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) [ 1230.692724][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1230.692880][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 1230.693041][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1230.693204][ C3] iterate_tty_write (drivers/tty/tty_io.c:1015) [ 1230.693374][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) [ 1230.693558][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) [ 1230.693729][ C3] vfs_write (fs/read_write.c:590 fs/read_write.c:683) [ 1230.693854][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [ 1230.694029][ C3] ? __pfx_vfs_write (fs/read_write.c:664) [ 1230.694193][ C3] ? clockevents_program_event (kernel/time/clockevents.c:326) [ 1230.694388][ C3] ksys_write (fs/read_write.c:736) [ 1230.694510][ C3] ? __pfx_ksys_write (fs/read_write.c:726) [ 1230.694676][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 1230.694870][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1230.695073][ C3] RIP: 0033:0x7f55964dd957 [ 1230.695267][ 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 All code ======== 0: 0b 00 or (%rax),%eax 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b7 jmp 0xffffffffffffffc7 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 01 00 00 00 mov $0x1,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 48 89 54 24 18 mov %rdx,0x18(%rsp) 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 74 24 je 0x64 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 48 89 54 24 18 mov %rdx,0x18(%rsp) 12: 48 rex.W 13: 89 .byte 0x89 14: 74 24 je 0x3a [ 1230.695831][ C3] RSP: 002b:00007ffd48754588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1230.696081][ C3] RAX: ffffffffffffffda RBX: 000055c4c6e5a2b0 RCX: 00007f55964dd957 [ 1230.696355][ C3] RDX: 0000000000000001 RSI: 000055c4c6e5a2b0 RDI: 0000000000000001 [ 1230.696667][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1230.696906][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c4c6e455e0 Finger prints: __report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt