====================================== | # 123.11 [+0.00] [ 1166.087102] vx10: left promiscuous mode | # 123.11 [+0.00] [ 1166.087411] br1: port 1(vx10) entered disabled state | # 123.11 [+0.00] [ 1195.665807] Mirror/redirect action on | # 123.11 [+0.00] [ 1294.666995] irq 4: nobody cared (try booting with the "irqpoll" option) # 123.11 [+0.00] [ 1294.667603] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 # 123.12 [+0.00] [ 1294.667979] Call Trace: # 123.12 [+0.00] [ 1294.668113] # 123.12 [+0.00] [ 1294.668209] dump_stack_lvl (lib/dump_stack.c:122) # 123.12 [+0.00] [ 1294.668395] __report_bad_irq (kernel/irq/spurious.c:214) # 123.12 [+0.00] [ 1294.668576] note_interrupt (kernel/irq/spurious.c:423) # 123.12 [+0.00] [ 1294.668750] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) # 123.12 [+0.00] [ 1294.668922] handle_edge_irq (kernel/irq/chip.c:833) # 123.13 [+0.00] [ 1294.669097] __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) # 123.13 [+0.00] [ 1294.669272] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) # 123.13 [+0.00] [ 1294.669452] # 123.13 [+0.00] [ 1294.669543] # 123.13 [+0.00] [ 1294.669650] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) # 123.13 [+0.00] [ 1294.669828] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) # 123.13 [+0.00] [ 1294.670047] Code: 10 e8 71 ac 8d fd 48 89 ef e8 19 1d 8e 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 35 eb c1 5d <74> 0e 5b 5d c3 cc cc cc cc e8 cf d5 b1 fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 71 ac jno 0xffffffffffffffb0 4: 8d (bad) 5: fd std 6: 48 89 ef mov %rbp,%rdi 9: e8 19 1d 8e fd call 0xfffffffffd8e1d27 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 35 eb c1 5d decl %gs:0x5dc1eb35(%rip) # 0x5dc1eb5f 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 cf d5 b1 fd call 0xfffffffffdb1d607 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 cf d5 b1 fd call 0xfffffffffdb1d5dd e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx # 123.14 [+0.01] [ 1294.670634] RSP: 0018:ffffc90007dffab8 EFLAGS: 00000286 # 123.14 [+0.00] [ 1294.670844] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff4af7807 # 123.14 [+0.00] [ 1294.671093] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa241dd61 # 123.15 [+0.00] [ 1294.671342] RBP: ffffffffa607d260 R08: 0000000000000001 R09: fffffbfff4af2918 # 123.15 [+0.00] [ 1294.671592] R10: ffffffffa57948c7 R11: 0000000000000000 R12: ffffffffa607d368 # 123.15 [+0.00] [ 1294.671858] R13: ffff888007aecc00 R14: ffffffffa607d260 R15: 0000000000000286 # 123.15 [+0.00] [ 1294.672116] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) # 123.15 [+0.00] [ 1294.672331] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:634) # 123.15 [+0.00] [ 1294.672461] process_output_block (drivers/tty/n_tty.c:574) # 123.16 [+0.00] [ 1294.672630] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) # 123.16 [+0.00] [ 1294.672844] n_tty_write (drivers/tty/n_tty.c:2390) # 123.16 [+0.00] [ 1294.673022] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) # 123.16 [+0.00] [ 1294.673202] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) # 123.16 [+0.00] [ 1294.673377] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) # 123.16 [+0.00] [ 1294.673558] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) # 123.16 [+0.00] [ 1294.673755] ? lock_acquire (kernel/locking/lockdep.c:5732) # 123.17 [+0.00] [ 1294.673958] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) # 123.17 [+0.00] [ 1294.674141] iterate_tty_write (drivers/tty/tty_io.c:1021) # 123.17 [+0.00] [ 1294.674331] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) # 123.17 [+0.00] [ 1294.674520] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) # 123.17 [+0.00] [ 1294.674695] vfs_write (fs/read_write.c:497 fs/read_write.c:590) # 123.17 [+0.00] [ 1294.674826] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) # 123.17 [+0.00] [ 1294.675042] ? __pfx_vfs_write (fs/read_write.c:571) # 123.18 [+0.00] [ 1294.675242] ? __fget_light (./include/linux/fdtable.h:76 fs/file.c:1142) # 123.18 [+0.00] [ 1294.675420] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1141) # 123.18 [+0.00] [ 1294.675608] ksys_write (fs/read_write.c:643) # 123.18 [+0.00] [ 1294.675741] ? __pfx_ksys_write (fs/read_write.c:633) # 123.18 [+0.00] [ 1294.675928] ? __local_bh_enable (kernel/softirq.c:343) # 123.18 [+0.00] [ 1294.676111] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) # 123.18 [+0.00] [ 1294.676298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) # 123.18 [+0.00] [ 1294.676524] RIP: 0033:0x7f9a19462957 # 123.19 [+0.00] [ 1294.676711] 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 # 123.19 [+0.01] [ 1294.677344] RSP: 002b:00007ffe3bf54c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # 123.19 [+0.00] [ 1294.677640] RAX: ffffffffffffffda RBX: 00005580948d72b0 RCX: 00007f9a19462957 # 123.20 [+0.00] [ 1294.677901] RDX: 0000000000000001 RSI: 00005580948d72b0 RDI: 0000000000000001 # 123.20 [+0.00] [ 1294.678173] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 # 123.20 [+0.00] [ 1294.678440] R10: 0000000000000001 R11: 0000000000000246 R12: 00005580948c25e0 # 123.20 [+0.00] [ 1294.678715] R13: 00005580948a32a0 R14: 0000000000000001 R15: 00005580948c25e0 | xx__-> echo $? | 0 | xx__-> [ 1195.665807][ T8409] Mirror/redirect action on | [ 1294.666995][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 1294.667603][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1294.667979][ C3] Call Trace: [ 1294.668113][ C3] [ 1294.668209][ C3] dump_stack_lvl (lib/dump_stack.c:122) [ 1294.668395][ C3] __report_bad_irq (kernel/irq/spurious.c:214) [ 1294.668576][ C3] note_interrupt (kernel/irq/spurious.c:423) [ 1294.668750][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) [ 1294.668922][ C3] handle_edge_irq (kernel/irq/chip.c:833) [ 1294.669097][ 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) [ 1294.669272][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) [ 1294.669452][ C3] [ 1294.669543][ C3] [ 1294.669650][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) [ 1294.669828][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1294.670047][ C3] Code: 10 e8 71 ac 8d fd 48 89 ef e8 19 1d 8e 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 35 eb c1 5d <74> 0e 5b 5d c3 cc cc cc cc e8 cf d5 b1 fd eb dc 0f 1f 44 00 00 5b All code ======== 0: 10 e8 adc %ch,%al 2: 71 ac jno 0xffffffffffffffb0 4: 8d (bad) 5: fd std 6: 48 89 ef mov %rbp,%rdi 9: e8 19 1d 8e fd call 0xfffffffffd8e1d27 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 35 eb c1 5d decl %gs:0x5dc1eb35(%rip) # 0x5dc1eb5f 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 cf d5 b1 fd call 0xfffffffffdb1d607 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 cf d5 b1 fd call 0xfffffffffdb1d5dd e: eb dc jmp 0xffffffffffffffec 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: 5b pop %rbx [ 1294.670634][ C3] RSP: 0018:ffffc90007dffab8 EFLAGS: 00000286 [ 1294.670844][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff4af7807 [ 1294.671093][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa241dd61 [ 1294.671342][ C3] RBP: ffffffffa607d260 R08: 0000000000000001 R09: fffffbfff4af2918 [ 1294.671592][ C3] R10: ffffffffa57948c7 R11: 0000000000000000 R12: ffffffffa607d368 [ 1294.671858][ C3] R13: ffff888007aecc00 R14: ffffffffa607d260 R15: 0000000000000286 [ 1294.672116][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 1294.672331][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:634) [ 1294.672461][ C3] process_output_block (drivers/tty/n_tty.c:574) [ 1294.672630][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 1294.672844][ C3] n_tty_write (drivers/tty/n_tty.c:2390) [ 1294.673022][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) [ 1294.673202][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 1294.673377][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) [ 1294.673558][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) [ 1294.673755][ C3] ? lock_acquire (kernel/locking/lockdep.c:5732) [ 1294.673958][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) [ 1294.674141][ C3] iterate_tty_write (drivers/tty/tty_io.c:1021) [ 1294.674331][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) [ 1294.674520][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) [ 1294.674695][ C3] vfs_write (fs/read_write.c:497 fs/read_write.c:590) [ 1294.674826][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 1294.675042][ C3] ? __pfx_vfs_write (fs/read_write.c:571) [ 1294.675242][ C3] ? __fget_light (./include/linux/fdtable.h:76 fs/file.c:1142) [ 1294.675420][ C3] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1141) [ 1294.675608][ C3] ksys_write (fs/read_write.c:643) [ 1294.675741][ C3] ? __pfx_ksys_write (fs/read_write.c:633) [ 1294.675928][ C3] ? __local_bh_enable (kernel/softirq.c:343) [ 1294.676111][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 1294.676298][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1294.676524][ C3] RIP: 0033:0x7f9a19462957 [ 1294.676711][ 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 [ 1294.677344][ C3] RSP: 002b:00007ffe3bf54c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1294.677640][ C3] RAX: ffffffffffffffda RBX: 00005580948d72b0 RCX: 00007f9a19462957 [ 1294.677901][ C3] RDX: 0000000000000001 RSI: 00005580948d72b0 RDI: 0000000000000001 [ 1294.678173][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1294.678440][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005580948c25e0 Finger prints: __report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt