====================================== | # 108.86 [+0.00] [ 974.439175] gre: GRE over IPv4 demultiplexor driver | # 108.86 [+0.00] [ 974.475168] ip_gre: GRE over IPv4 tunneling driver | # 108.87 [+0.00] [ 1172.497142] Mirror/redirect action on | # 108.87 [+0.00] [ 1195.989593] irq 4: nobody cared (try booting with the "irqpoll" option) # 108.87 [+0.00] [ 1195.990229] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 # 108.87 [+0.00] [ 1195.990585] Call Trace: # 108.88 [+0.00] [ 1195.990712] <IRQ> # 108.88 [+0.00] [ 1195.990797] dump_stack_lvl (lib/dump_stack.c:123) # 108.88 [+0.00] [ 1195.990982] __report_bad_irq (kernel/irq/spurious.c:214) # 108.88 [+0.00] [ 1195.991150] note_interrupt (kernel/irq/spurious.c:423) # 108.88 [+0.00] [ 1195.991318] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) # 108.88 [+0.00] [ 1195.991486] handle_edge_irq (kernel/irq/chip.c:833) # 108.88 [+0.00] [ 1195.991651] __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) # 108.88 [+0.00] [ 1195.991901] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) # 108.89 [+0.00] [ 1195.992072] </IRQ> # 108.89 [+0.00] [ 1195.992159] <TASK> # 108.89 [+0.00] [ 1195.992250] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) # 108.89 [+0.00] [ 1195.992408] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) # 108.89 [+0.00] [ 1195.992625] Code: 10 e8 61 ab 87 fd 48 89 ef e8 79 1c 88 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 55 17 bb 4d <74> 0e 5b 5d c3 cc cc cc cc e8 4f eb ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 61 (bad) 3: ab stos %eax,%es:(%rdi) 4: 87 fd xchg %edi,%ebp 6: 48 89 ef mov %rbp,%rdi 9: e8 79 1c 88 fd call 0xfffffffffd881c87 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 55 17 bb 4d decl %gs:0x4dbb1755(%rip) # 0x4dbb177f 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 4f eb ac fd call 0xfffffffffdaceb87 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 4f eb ac fd call 0xfffffffffdaceb5d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx # 108.90 [+0.01] [ 1195.993181] RSP: 0018:ffffc90000f0faa0 EFLAGS: 00000286 # 108.90 [+0.00] [ 1195.993383] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6afeca6 # 108.90 [+0.00] [ 1195.993616] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb248b1c1 # 108.90 [+0.00] [ 1195.993852] RBP: ffffffffb60ba3e0 R08: 0000000000000001 R09: fffffbfff6af9dd0 # 108.90 [+0.00] [ 1195.994097] R10: ffffffffb57cee87 R11: 0000000000000000 R12: 00000000ffffffff # 108.91 [+0.00] [ 1195.994338] R13: 0000000000000001 R14: ffffffffb60ba4e8 R15: 00000000ffffffff # 108.91 [+0.00] [ 1195.994580] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) # 108.91 [+0.00] [ 1195.994785] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) # 108.91 [+0.00] [ 1195.994911] process_output_block (drivers/tty/n_tty.c:574) # 108.91 [+0.00] [ 1195.995066] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) # 108.92 [+0.00] [ 1195.995267] n_tty_write (drivers/tty/n_tty.c:2390) # 108.92 [+0.00] [ 1195.995432] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) # 108.92 [+0.00] [ 1195.995590] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 108.92 [+0.00] [ 1195.995751] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) # 108.92 [+0.00] [ 1195.995916] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 108.92 [+0.00] [ 1195.996076] ? lock_acquire (kernel/locking/lockdep.c:5798) # 108.92 [+0.00] [ 1195.996233] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 108.92 [+0.00] [ 1195.996394] iterate_tty_write (drivers/tty/tty_io.c:1015) # 108.93 [+0.00] [ 1195.996551] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) # 108.93 [+0.00] [ 1195.996712] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) # 108.93 [+0.00] [ 1195.996868] vfs_write (fs/read_write.c:590 fs/read_write.c:683) # 108.93 [+0.00] [ 1195.996989] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) # 108.93 [+0.00] [ 1195.997142] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 108.93 [+0.00] [ 1195.997301] ? __pfx_vfs_write (fs/read_write.c:664) # 108.93 [+0.00] [ 1195.997472] ? fdget_pos (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128 fs/file.c:1155) # 108.94 [+0.00] [ 1195.997593] ? fdget_pos (fs/file.c:1116 fs/file.c:1128 fs/file.c:1155) # 108.94 [+0.00] [ 1195.997751] ksys_write (fs/read_write.c:736) # 108.94 [+0.00] [ 1195.997870] ? __pfx_ksys_write (fs/read_write.c:726) # 108.94 [+0.00] [ 1195.998034] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) # 108.94 [+0.00] [ 1195.998190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) # 108.94 [+0.00] [ 1195.998382] RIP: 0033:0x7f3894203957 # 108.94 [+0.00] [ 1195.998549] 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 # 108.95 [+0.01] [ 1195.999086] RSP: 002b:00007ffe247a1068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # 108.95 [+0.00] [ 1195.999321] RAX: ffffffffffffffda RBX: 000055c273419330 RCX: 00007f3894203957 # 108.95 [+0.00] [ 1195.999550] RDX: 0000000000000001 RSI: 000055c273419330 RDI: 0000000000000001 # 108.96 [+0.00] [ 1195.999776] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 # 108.96 [+0.00] [ 1196.000006] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c2734045e0 # 108.96 [+0.00] [ 1196.000235] R13: 000055c2733e52a0 R14: 0000000000000001 R15: 000055c2734045e0 | xx__-> echo $? | 0 | xx__-> [ 1172.497142][ T6286] Mirror/redirect action on | [ 1195.989593][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 1195.990229][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1195.990585][ C3] Call Trace: [ 1195.990712][ C3] <IRQ> [ 1195.990797][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 1195.990982][ C3] __report_bad_irq (kernel/irq/spurious.c:214) [ 1195.991150][ C3] note_interrupt (kernel/irq/spurious.c:423) [ 1195.991318][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) [ 1195.991486][ C3] handle_edge_irq (kernel/irq/chip.c:833) [ 1195.991651][ 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) [ 1195.991901][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) [ 1195.992072][ C3] </IRQ> [ 1195.992159][ C3] <TASK> [ 1195.992250][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) [ 1195.992408][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1195.992625][ C3] Code: 10 e8 61 ab 87 fd 48 89 ef e8 79 1c 88 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 55 17 bb 4d <74> 0e 5b 5d c3 cc cc cc cc e8 4f eb ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 61 (bad) 3: ab stos %eax,%es:(%rdi) 4: 87 fd xchg %edi,%ebp 6: 48 89 ef mov %rbp,%rdi 9: e8 79 1c 88 fd call 0xfffffffffd881c87 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 55 17 bb 4d decl %gs:0x4dbb1755(%rip) # 0x4dbb177f 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 4f eb ac fd call 0xfffffffffdaceb87 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 4f eb ac fd call 0xfffffffffdaceb5d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx [ 1195.993181][ C3] RSP: 0018:ffffc90000f0faa0 EFLAGS: 00000286 [ 1195.993383][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6afeca6 [ 1195.993616][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb248b1c1 [ 1195.993852][ C3] RBP: ffffffffb60ba3e0 R08: 0000000000000001 R09: fffffbfff6af9dd0 [ 1195.994097][ C3] R10: ffffffffb57cee87 R11: 0000000000000000 R12: 00000000ffffffff [ 1195.994338][ C3] R13: 0000000000000001 R14: ffffffffb60ba4e8 R15: 00000000ffffffff [ 1195.994580][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 1195.994785][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) [ 1195.994911][ C3] process_output_block (drivers/tty/n_tty.c:574) [ 1195.995066][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 1195.995267][ C3] n_tty_write (drivers/tty/n_tty.c:2390) [ 1195.995432][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) [ 1195.995590][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1195.995751][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) [ 1195.995916][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1195.996076][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 1195.996233][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1195.996394][ C3] iterate_tty_write (drivers/tty/tty_io.c:1015) [ 1195.996551][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) [ 1195.996712][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) [ 1195.996868][ C3] vfs_write (fs/read_write.c:590 fs/read_write.c:683) [ 1195.996989][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 1195.997142][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1195.997301][ C3] ? __pfx_vfs_write (fs/read_write.c:664) [ 1195.997472][ C3] ? fdget_pos (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128 fs/file.c:1155) [ 1195.997593][ C3] ? fdget_pos (fs/file.c:1116 fs/file.c:1128 fs/file.c:1155) [ 1195.997751][ C3] ksys_write (fs/read_write.c:736) [ 1195.997870][ C3] ? __pfx_ksys_write (fs/read_write.c:726) [ 1195.998034][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 1195.998190][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1195.998382][ C3] RIP: 0033:0x7f3894203957 [ 1195.998549][ 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 [ 1195.999086][ C3] RSP: 002b:00007ffe247a1068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1195.999321][ C3] RAX: ffffffffffffffda RBX: 000055c273419330 RCX: 00007f3894203957 [ 1195.999550][ C3] RDX: 0000000000000001 RSI: 000055c273419330 RDI: 0000000000000001 [ 1195.999776][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1196.000006][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c2734045e0 Finger prints: __report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt