====================================== | [ 6321.648282][ C0] secure_seq: tcp isn: 2237180824 | [ 6321.649312][ T2212] secure_seq: tcp isn: 264349531 | [ 6321.649558][ C0] secure_seq: tcp isn: 3673059345 | [ 6321.649644][ C3] irq 25: nobody cared (try booting with the "irqpoll" option) [ 6321.650388][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6321.650588][ T2212] secure_seq: tcp isn: 2037823327 [ 6321.650725][ C3] Call Trace: [ 6321.650799][ C0] secure_seq: tcp isn: 642155025 [ 6321.650879][ C3] [ 6321.651258][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 6321.651423][ C3] __report_bad_irq (kernel/irq/spurious.c:214) [ 6321.651581][ C3] note_interrupt (kernel/irq/spurious.c:423) [ 6321.651735][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) [ 6321.651859][ T2212] secure_seq: tcp isn: 3120314704 [ 6321.651890][ C3] handle_edge_irq (kernel/irq/chip.c:833) [ 6321.652112][ C0] secure_seq: tcp isn: 267326004 [ 6321.652191][ 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) [ 6321.652490][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) [ 6321.652644][ C3] [ 6321.652730][ C3] [ 6321.652809][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) [ 6321.652968][ C3] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:92 arch/x86/kernel/process.c:743) [ 6321.653023][ T2212] secure_seq: tcp isn: 2310560968 [ 6321.653123][ C3] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 03 3c 3c 00 fb f4 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 All code ======== 0: 4c 01 c7 add %r8,%rdi 3: 4c 29 c2 sub %r8,%rdx 6: e9 72 ff ff ff jmp 0xffffffffffffff7d b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: f3 0f 1e fa endbr64 1f: 66 90 xchg %ax,%ax 21: 0f 00 2d 03 3c 3c 00 verw 0x3c3c03(%rip) # 0x3c3c2b 28: fb sti 29: f4 hlt 2a:* fa cli <-- trapping instruction 2b: c3 ret 2c: cc int3 2d: cc int3 2e: cc int3 2f: cc int3 30: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 37: 00 00 00 00 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: fa cli 1: c3 ret 2: cc int3 3: cc int3 4: cc int3 5: cc int3 6: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) d: 00 00 00 00 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 6321.653127][ C3] RSP: 0018:ffffc9000017fdf8 EFLAGS: 00000246 Finger prints: __report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt