====================================== | # 116.42 [+0.00] [ 1017.845878] gre: GRE over IPv4 demultiplexor driver | # 116.42 [+0.00] [ 1017.891760] ip_gre: GRE over IPv4 tunneling driver | # 116.42 [+0.00] [ 1222.619825] Mirror/redirect action on | # 116.42 [+0.00] [ 1277.151219] irq 4: nobody cared (try booting with the "irqpoll" option) # 116.42 [+0.00] [ 1277.151853] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 # 116.43 [+0.00] [ 1277.152230] Call Trace: # 116.43 [+0.00] [ 1277.152355] <IRQ> # 116.43 [+0.00] [ 1277.152448] dump_stack_lvl (lib/dump_stack.c:123) # 116.43 [+0.00] [ 1277.152617] __report_bad_irq (kernel/irq/spurious.c:214) # 116.43 [+0.00] [ 1277.152779] note_interrupt (kernel/irq/spurious.c:423) # 116.43 [+0.00] [ 1277.152947] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) # 116.43 [+0.00] [ 1277.153107] handle_edge_irq (kernel/irq/chip.c:833) # 116.44 [+0.00] [ 1277.153289] __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) # 116.44 [+0.00] [ 1277.153451] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) # 116.44 [+0.00] [ 1277.153613] </IRQ> # 116.44 [+0.00] [ 1277.153697] <TASK> # 116.44 [+0.00] [ 1277.153778] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) # 116.44 [+0.00] [ 1277.153945] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) # 116.44 [+0.00] [ 1277.154148] Code: 10 e8 f1 2a 87 fd 48 89 ef e8 09 9c 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 45 95 5a 76 <74> 0e 5b 5d c3 cc cc cc cc e8 1f 6e ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: f1 int1 3: 2a 87 fd 48 89 ef sub -0x1076b703(%rdi),%al 9: e8 09 9c 87 fd call 0xfffffffffd879c17 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 45 95 5a 76 decl %gs:0x765a9545(%rip) # 0x765a956f 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 1f 6e ac fd call 0xfffffffffdac6e57 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 1f 6e ac fd call 0xfffffffffdac6e2d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx # 116.45 [+0.01] [ 1277.154722] RSP: 0018:ffffc90000e4faa0 EFLAGS: 00000286 # 116.45 [+0.00] [ 1277.154925] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff19bf2f1 # 116.45 [+0.00] [ 1277.155161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff89a933d1 # 116.46 [+0.00] [ 1277.155422] RBP: ffffffff8d6bd420 R08: 0000000000000001 R09: fffffbfff19ba3d0 # 116.46 [+0.00] [ 1277.155658] R10: ffffffff8cdd1e87 R11: 0000000000000000 R12: 00000000ffffffff # 116.46 [+0.00] [ 1277.155891] R13: 0000000000000001 R14: ffffffff8d6bd528 R15: 00000000ffffffff # 116.46 [+0.00] [ 1277.156136] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) # 116.46 [+0.00] [ 1277.156342] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) # 116.47 [+0.00] [ 1277.156500] process_output_block (drivers/tty/n_tty.c:574) # 116.47 [+0.00] [ 1277.156665] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) # 116.47 [+0.00] [ 1277.156865] n_tty_write (drivers/tty/n_tty.c:2390) # 116.47 [+0.00] [ 1277.157027] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) # 116.47 [+0.00] [ 1277.157185] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 116.47 [+0.00] [ 1277.157345] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) # 116.47 [+0.00] [ 1277.157501] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 116.48 [+0.00] [ 1277.157659] ? lock_acquire (kernel/locking/lockdep.c:5798) # 116.48 [+0.00] [ 1277.157816] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 116.48 [+0.00] [ 1277.157988] iterate_tty_write (drivers/tty/tty_io.c:1015) # 116.48 [+0.00] [ 1277.158151] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) # 116.48 [+0.00] [ 1277.158334] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) # 116.48 [+0.00] [ 1277.158494] vfs_write (fs/read_write.c:590 fs/read_write.c:683) # 116.48 [+0.00] [ 1277.158615] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) # 116.48 [+0.00] [ 1277.158807] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 116.49 [+0.00] [ 1277.158962] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) # 116.49 [+0.00] [ 1277.159135] ? lock_acquire (kernel/locking/lockdep.c:5798) # 116.49 [+0.00] [ 1277.159290] ? __pfx_vfs_write (fs/read_write.c:664) # 116.49 [+0.00] [ 1277.159569] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) # 116.49 [+0.00] [ 1277.159760] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) # 116.49 [+0.00] [ 1277.159964] ksys_write (fs/read_write.c:736) # 116.49 [+0.00] [ 1277.160084] ? __pfx_ksys_write (fs/read_write.c:726) # 116.50 [+0.00] [ 1277.160275] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) # 116.50 [+0.00] [ 1277.160435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) # 116.50 [+0.00] [ 1277.160651] RIP: 0033:0x7fec77cf5957 # 116.50 [+0.00] [ 1277.160811] 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 # 116.51 [+0.01] [ 1277.161382] RSP: 002b:00007fffb0f81d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # 116.51 [+0.00] [ 1277.161623] RAX: ffffffffffffffda RBX: 0000557db59ae2b0 RCX: 00007fec77cf5957 # 116.51 [+0.00] [ 1277.161880] RDX: 0000000000000001 RSI: 0000557db59ae2b0 RDI: 0000000000000001 # 116.51 [+0.00] [ 1277.162107] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 # 116.51 [+0.00] [ 1277.162360] R10: 0000000000000001 R11: 0000000000000246 R12: 0000557db59995e0 # 116.52 [+0.00] [ 1277.162592] R13: 0000557db597a2a0 R14: 0000000000000001 R15: 0000557db59995e0 | xx__-> echo $? | 0 | xx__-> [ 1222.619825][ T6276] Mirror/redirect action on | [ 1277.151219][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 1277.151853][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1277.152230][ C3] Call Trace: [ 1277.152355][ C3] <IRQ> [ 1277.152448][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 1277.152617][ C3] __report_bad_irq (kernel/irq/spurious.c:214) [ 1277.152779][ C3] note_interrupt (kernel/irq/spurious.c:423) [ 1277.152947][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) [ 1277.153107][ C3] handle_edge_irq (kernel/irq/chip.c:833) [ 1277.153289][ 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) [ 1277.153451][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) [ 1277.153613][ C3] </IRQ> [ 1277.153697][ C3] <TASK> [ 1277.153778][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) [ 1277.153945][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1277.154148][ C3] Code: 10 e8 f1 2a 87 fd 48 89 ef e8 09 9c 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 45 95 5a 76 <74> 0e 5b 5d c3 cc cc cc cc e8 1f 6e ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: f1 int1 3: 2a 87 fd 48 89 ef sub -0x1076b703(%rdi),%al 9: e8 09 9c 87 fd call 0xfffffffffd879c17 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 45 95 5a 76 decl %gs:0x765a9545(%rip) # 0x765a956f 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 1f 6e ac fd call 0xfffffffffdac6e57 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 1f 6e ac fd call 0xfffffffffdac6e2d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx [ 1277.154722][ C3] RSP: 0018:ffffc90000e4faa0 EFLAGS: 00000286 [ 1277.154925][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff19bf2f1 [ 1277.155161][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff89a933d1 [ 1277.155422][ C3] RBP: ffffffff8d6bd420 R08: 0000000000000001 R09: fffffbfff19ba3d0 [ 1277.155658][ C3] R10: ffffffff8cdd1e87 R11: 0000000000000000 R12: 00000000ffffffff [ 1277.155891][ C3] R13: 0000000000000001 R14: ffffffff8d6bd528 R15: 00000000ffffffff [ 1277.156136][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 1277.156342][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) [ 1277.156500][ C3] process_output_block (drivers/tty/n_tty.c:574) [ 1277.156665][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 1277.156865][ C3] n_tty_write (drivers/tty/n_tty.c:2390) [ 1277.157027][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) [ 1277.157185][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1277.157345][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) [ 1277.157501][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1277.157659][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 1277.157816][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1277.157988][ C3] iterate_tty_write (drivers/tty/tty_io.c:1015) [ 1277.158151][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) [ 1277.158334][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) [ 1277.158494][ C3] vfs_write (fs/read_write.c:590 fs/read_write.c:683) [ 1277.158615][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 1277.158807][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1277.158962][ C3] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) [ 1277.159135][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 1277.159290][ C3] ? __pfx_vfs_write (fs/read_write.c:664) [ 1277.159569][ C3] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) [ 1277.159760][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 1277.159964][ C3] ksys_write (fs/read_write.c:736) [ 1277.160084][ C3] ? __pfx_ksys_write (fs/read_write.c:726) [ 1277.160275][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 1277.160435][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1277.160651][ C3] RIP: 0033:0x7fec77cf5957 [ 1277.160811][ 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 [ 1277.161382][ C3] RSP: 002b:00007fffb0f81d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1277.161623][ C3] RAX: ffffffffffffffda RBX: 0000557db59ae2b0 RCX: 00007fec77cf5957 [ 1277.161880][ C3] RDX: 0000000000000001 RSI: 0000557db59ae2b0 RDI: 0000000000000001 [ 1277.162107][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1277.162360][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000557db59995e0 Finger prints: __report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt