====================================== | # 126.90 [+0.00] [ 1009.217725] gre: GRE over IPv4 demultiplexor driver | # 126.90 [+0.00] [ 1009.243342] ip_gre: GRE over IPv4 tunneling driver | # 126.90 [+0.00] [ 1209.904490] Mirror/redirect action on | # 126.90 [+0.00] [ 1285.303310] irq 4: nobody cared (try booting with the "irqpoll" option) # 126.91 [+0.00] [ 1285.304110] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 # 126.91 [+0.00] [ 1285.304518] Call Trace: # 126.91 [+0.00] [ 1285.304654] # 126.91 [+0.00] [ 1285.304748] dump_stack_lvl (lib/dump_stack.c:123) # 126.91 [+0.00] [ 1285.304985] __report_bad_irq (kernel/irq/spurious.c:214) # 126.92 [+0.00] [ 1285.305154] note_interrupt (kernel/irq/spurious.c:423) # 126.92 [+0.00] [ 1285.305319] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) # 126.92 [+0.00] [ 1285.305480] handle_edge_irq (kernel/irq/chip.c:833) # 126.92 [+0.00] [ 1285.305659] __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) # 126.92 [+0.00] [ 1285.305826] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) # 126.92 [+0.00] [ 1285.305989] # 126.92 [+0.00] [ 1285.306074] # 126.92 [+0.00] [ 1285.306196] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) # 126.92 [+0.00] [ 1285.306354] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) # 126.93 [+0.00] [ 1285.306564] Code: 10 e8 61 fa 86 fd 48 89 ef e8 79 6b 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 62 5a 59 <74> 0e 5b 5d c3 cc cc cc cc e8 7f 3e ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 61 (bad) 3: fa cli 4: 86 fd xchg %bh,%ch 6: 48 89 ef mov %rbp,%rdi 9: e8 79 6b 87 fd call 0xfffffffffd876b87 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 62 5a 59 decl %gs:0x595a6245(%rip) # 0x595a626f 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 7f 3e ac fd call 0xfffffffffdac3eb7 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 7f 3e ac fd call 0xfffffffffdac3e8d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx # 126.93 [+0.01] [ 1285.307126] RSP: 0018:ffffc9000103faa0 EFLAGS: 00000286 # 126.93 [+0.00] [ 1285.307335] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff53bf2a6 # 126.94 [+0.00] [ 1285.307588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa6a96691 # 126.94 [+0.00] [ 1285.307829] RBP: ffffffffaa6bd460 R08: 0000000000000001 R09: fffffbfff53ba3d0 # 126.94 [+0.00] [ 1285.308073] R10: ffffffffa9dd1e87 R11: 0000000000000000 R12: 00000000ffffffff # 126.94 [+0.00] [ 1285.308322] R13: 0000000000000001 R14: ffffffffaa6bd568 R15: 00000000ffffffff # 126.95 [+0.00] [ 1285.308577] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) # 126.95 [+0.00] [ 1285.308785] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) # 126.95 [+0.00] [ 1285.308912] process_output_block (drivers/tty/n_tty.c:574) # 126.95 [+0.00] [ 1285.309084] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) # 126.95 [+0.00] [ 1285.309282] n_tty_write (drivers/tty/n_tty.c:2390) # 126.95 [+0.00] [ 1285.309453] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) # 126.95 [+0.00] [ 1285.309609] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 126.96 [+0.00] [ 1285.309775] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) # 126.96 [+0.00] [ 1285.309936] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 126.96 [+0.00] [ 1285.310093] ? lock_acquire (kernel/locking/lockdep.c:5798) # 126.96 [+0.00] [ 1285.310256] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) # 126.96 [+0.00] [ 1285.310436] iterate_tty_write (drivers/tty/tty_io.c:1015) # 126.96 [+0.00] [ 1285.310609] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) # 126.96 [+0.00] [ 1285.310771] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) # 126.97 [+0.00] [ 1285.310937] vfs_write (fs/read_write.c:586 fs/read_write.c:679) # 126.97 [+0.00] [ 1285.311062] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) # 126.97 [+0.00] [ 1285.311224] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 126.97 [+0.00] [ 1285.311388] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) # 126.97 [+0.00] [ 1285.311548] ? lock_acquire (kernel/locking/lockdep.c:5798) # 126.97 [+0.00] [ 1285.311724] ? __pfx_vfs_write (fs/read_write.c:660) # 126.97 [+0.00] [ 1285.311899] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) # 126.97 [+0.00] [ 1285.312077] ? __rseq_handle_notify_resume (kernel/rseq.c:333) # 126.98 [+0.00] [ 1285.312284] ksys_write (fs/read_write.c:731) # 126.98 [+0.00] [ 1285.312423] ? __pfx_ksys_write (fs/read_write.c:721) # 126.98 [+0.00] [ 1285.312591] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) # 126.98 [+0.00] [ 1285.312752] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) # 126.98 [+0.00] [ 1285.312956] RIP: 0033:0x7ff9dff69957 # 126.98 [+0.00] [ 1285.313122] 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 # 126.99 [+0.01] [ 1285.313693] RSP: 002b:00007fff915cc9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # 126.99 [+0.00] [ 1285.313950] RAX: ffffffffffffffda RBX: 000055af262692b0 RCX: 00007ff9dff69957 # 126.99 [+0.00] [ 1285.314190] RDX: 0000000000000001 RSI: 000055af262692b0 RDI: 0000000000000001 # 127.00 [+0.00] [ 1285.314430] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 # 127.00 [+0.00] [ 1285.314670] R10: 0000000000000001 R11: 0000000000000246 R12: 000055af262545e0 # 127.00 [+0.00] [ 1285.314902] R13: 000055af262352a0 R14: 0000000000000001 R15: 000055af262545e0 | xx__-> echo $? | 0 | xx__-> [ 1209.904490][ T6284] Mirror/redirect action on | [ 1285.303310][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 1285.304110][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1285.304518][ C3] Call Trace: [ 1285.304654][ C3] [ 1285.304748][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 1285.304985][ C3] __report_bad_irq (kernel/irq/spurious.c:214) [ 1285.305154][ C3] note_interrupt (kernel/irq/spurious.c:423) [ 1285.305319][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) [ 1285.305480][ C3] handle_edge_irq (kernel/irq/chip.c:833) [ 1285.305659][ 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) [ 1285.305826][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) [ 1285.305989][ C3] [ 1285.306074][ C3] [ 1285.306196][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) [ 1285.306354][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1285.306564][ C3] Code: 10 e8 61 fa 86 fd 48 89 ef e8 79 6b 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 62 5a 59 <74> 0e 5b 5d c3 cc cc cc cc e8 7f 3e ac fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 61 (bad) 3: fa cli 4: 86 fd xchg %bh,%ch 6: 48 89 ef mov %rbp,%rdi 9: e8 79 6b 87 fd call 0xfffffffffd876b87 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 62 5a 59 decl %gs:0x595a6245(%rip) # 0x595a626f 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 7f 3e ac fd call 0xfffffffffdac3eb7 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 7f 3e ac fd call 0xfffffffffdac3e8d e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx [ 1285.307126][ C3] RSP: 0018:ffffc9000103faa0 EFLAGS: 00000286 [ 1285.307335][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff53bf2a6 [ 1285.307588][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa6a96691 [ 1285.307829][ C3] RBP: ffffffffaa6bd460 R08: 0000000000000001 R09: fffffbfff53ba3d0 [ 1285.308073][ C3] R10: ffffffffa9dd1e87 R11: 0000000000000000 R12: 00000000ffffffff [ 1285.308322][ C3] R13: 0000000000000001 R14: ffffffffaa6bd568 R15: 00000000ffffffff [ 1285.308577][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 1285.308785][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) [ 1285.308912][ C3] process_output_block (drivers/tty/n_tty.c:574) [ 1285.309084][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 1285.309282][ C3] n_tty_write (drivers/tty/n_tty.c:2390) [ 1285.309453][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) [ 1285.309609][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1285.309775][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) [ 1285.309936][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1285.310093][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 1285.310256][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) [ 1285.310436][ C3] iterate_tty_write (drivers/tty/tty_io.c:1015) [ 1285.310609][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) [ 1285.310771][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) [ 1285.310937][ C3] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 1285.311062][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 1285.311224][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1285.311388][ C3] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 1285.311548][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 1285.311724][ C3] ? __pfx_vfs_write (fs/read_write.c:660) [ 1285.311899][ C3] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) [ 1285.312077][ C3] ? __rseq_handle_notify_resume (kernel/rseq.c:333) [ 1285.312284][ C3] ksys_write (fs/read_write.c:731) [ 1285.312423][ C3] ? __pfx_ksys_write (fs/read_write.c:721) [ 1285.312591][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 1285.312752][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1285.312956][ C3] RIP: 0033:0x7ff9dff69957 [ 1285.313122][ 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 [ 1285.313693][ C3] RSP: 002b:00007fff915cc9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1285.313950][ C3] RAX: ffffffffffffffda RBX: 000055af262692b0 RCX: 00007ff9dff69957 [ 1285.314190][ C3] RDX: 0000000000000001 RSI: 000055af262692b0 RDI: 0000000000000001 [ 1285.314430][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1285.314670][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055af262545e0 Finger prints: __report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt