====================================== | # 126.16 [+0.00] [ 1076.419930] [ C0] hardirqs last enabled at (396860): irqentry_exit (kernel/entry/common.c:220) | # 126.17 [+0.01] [ 1076.419939] [ C0] hardirqs last disabled at (396861): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056) | # 126.18 [+0.01] [ 1076.419941] [ C0] softirqs last enabled at (4622): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2)) | # 126.18 [+0.01] [ 1076.419946] [ C0] softirqs last disabled at (6261): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) # 126.19 [+0.01] [ 1076.419954] [ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # 126.20 [+0.00] [ 1076.419956] [ C0] Stopper: 0x0 <- 0x0 # 126.20 [+0.00] [ 1076.419960] [ C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5872) # 126.20 [+0.00] [ 1076.419964] [ C0] Code: ff 65 0f c1 05 87 d7 26 04 83 f8 01 4c 8b 14 24 0f 85 30 01 00 00 9c 58 f6 c4 02 0f 85 4d 01 00 00 4d 85 d2 0f 85 16 01 00 00 <48> 8b 44 24 30 65 48 2b 05 59 91 26 04 0f 85 43 01 00 00 48 83 c4 All code ======== 0: ff 65 0f jmp *0xf(%rbp) 3: c1 05 87 d7 26 04 83 roll $0x83,0x426d787(%rip) # 0x426d791 a: f8 clc b: 01 4c 8b 14 add %ecx,0x14(%rbx,%rcx,4) f: 24 0f and $0xf,%al 11: 85 30 test %esi,(%rax) 13: 01 00 add %eax,(%rax) 15: 00 9c 58 f6 c4 02 0f add %bl,0xf02c4f6(%rax,%rbx,2) 1c: 85 4d 01 test %ecx,0x1(%rbp) 1f: 00 00 add %al,(%rax) 21: 4d 85 d2 test %r10,%r10 24: 0f 85 16 01 00 00 jne 0x140 2a:* 48 8b 44 24 30 mov 0x30(%rsp),%rax <-- trapping instruction 2f: 65 48 2b 05 59 91 26 sub %gs:0x4269159(%rip),%rax # 0x4269190 36: 04 37: 0f 85 43 01 00 00 jne 0x180 3d: 48 rex.W 3e: 83 .byte 0x83 3f: c4 .byte 0xc4 Code starting with the faulting instruction =========================================== 0: 48 8b 44 24 30 mov 0x30(%rsp),%rax 5: 65 48 2b 05 59 91 26 sub %gs:0x4269159(%rip),%rax # 0x4269166 c: 04 d: 0f 85 43 01 00 00 jne 0x156 13: 48 rex.W 14: 83 .byte 0x83 15: c4 .byte 0xc4 # 126.21 [+0.01] [ 1076.419966] [ C0] RSP: 0018:ffa00000000076b0 EFLAGS: 00000206 # 126.22 [+0.00] [ 1076.419968] [ C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: 7d55c429e86e0542 # 126.22 [+0.01] [ 1076.419970] [ C0] RDX: 0000000000000004 RSI: ffffffffbb19e72c RDI: ffffffffbac6b280 # 126.23 [+0.00] [ 1076.419971] [ C0] RBP: 0000000000000000 R08: ff11000001b45008 R09: ff11000001b45008 # 126.23 [+0.01] [ 1076.419971] [ C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffffbb771740 # 126.24 [+0.01] [ 1076.419972] [ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 # 126.24 [+0.00] [ 1076.419976] [ C0] FS: 0000000000000000(0000) GS:ff11000072cd1000(0000) knlGS:0000000000000000 # 126.25 [+0.01] [ 1076.419987] [ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # 126.25 [+0.00] [ 1076.419988] [ C0] CR2: 00000000004a2000 CR3: 0000000009487003 CR4: 0000000000771ef0 # 126.26 [+0.00] [ 1076.419989] [ C0] PKRU: 55555554 # 126.26 [+0.00] [ 1076.419990] [ C0] Call Trace: # 126.26 [+0.00] [ 1076.419992] [ C0] # 126.26 [+0.00] [ 1076.419994] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.27 [+0.00] [ 1076.419998] [ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1)) # 126.27 [+0.00] [ 1076.420001] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 126.27 [+0.00] [ 1076.420004] [ C0] unwind_next_frame (./include/linux/rcupdate.h:868 ./include/linux/rcupdate.h:1195 arch/x86/kernel/unwind_orc.c:495) # 126.28 [+0.00] [ 1076.420006] [ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1)) # 126.28 [+0.00] [ 1076.420008] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.28 [+0.00] [ 1076.420014] [ C0] ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485) # 126.29 [+0.00] [ 1076.420018] [ C0] ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:770) # 126.29 [+0.00] [ 1076.420021] [ C0] ? write_profile (kernel/stacktrace.c:83) # 126.29 [+0.00] [ 1076.420024] [ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3)) # 126.29 [+0.00] [ 1076.420029] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.30 [+0.00] [ 1076.420033] [ C0] stack_trace_save (kernel/stacktrace.c:123) # 126.30 [+0.00] [ 1076.420035] [ C0] ? filter_irq_stacks (kernel/stacktrace.c:114) # 126.30 [+0.00] [ 1076.420037] [ C0] ? irqentry_exit (kernel/entry/common.c:220) # 126.31 [+0.00] [ 1076.420039] [ C0] ? irq_exit_rcu (kernel/softirq.c:741 (discriminator 37)) # 126.31 [+0.00] [ 1076.420041] [ C0] ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 61)) # 126.31 [+0.00] [ 1076.420045] [ C0] set_track_prepare (mm/slub.c:1047) # 126.32 [+0.00] [ 1076.420048] [ C0] ? kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315) # 126.32 [+0.00] [ 1076.420050] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.32 [+0.00] [ 1076.420055] [ C0] ___slab_alloc (mm/slub.c:1078 mm/slub.c:4645) # 126.33 [+0.00] [ 1076.420057] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.33 [+0.00] [ 1076.420061] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.33 [+0.00] [ 1076.420063] [ C0] __slab_alloc.isra.0 (mm/slub.c:4779) # 126.33 [+0.00] [ 1076.420066] [ C0] kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315) # 126.34 [+0.00] [ 1076.420069] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.34 [+0.00] [ 1076.420072] [ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.34 [+0.00] [ 1076.420074] [ C0] __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) # 126.35 [+0.00] [ 1076.420076] [ C0] ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1)) # 126.35 [+0.00] [ 1076.420078] [ C0] ? napi_skb_cache_get (net/core/skbuff.c:673) # 126.35 [+0.00] [ 1076.420080] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.36 [+0.00] [ 1076.420082] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.36 [+0.00] [ 1076.420083] [ C0] ? do_raw_write_lock (./arch/x86/include/asm/atomic.h:107 (discriminator 5) ./include/linux/atomic/atomic-arch-fallback.h:2170 (discriminator 5) ./include/linux/atomic/atomic-instrumented.h:1302 (discriminator 5) ./include/asm-generic/qrwlock.h:98 (discriminator 5) kernel/locking/spinlock_debug.c:211 (discriminator 5)) # 126.36 [+0.00] [ 1076.420086] [ C0] ? __neigh_notify (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) net/core/neighbour.c:3571 (discriminator 1)) # 126.36 [+0.00] [ 1076.420087] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 126.37 [+0.00] [ 1076.420090] [ C0] __neigh_notify (./include/linux/skbuff.h:1383 ./include/net/netlink.h:1055 net/core/neighbour.c:3573) # 126.37 [+0.00] [ 1076.420093] [ C0] ? neigh_managed_work (net/core/neighbour.c:1600) # 126.37 [+0.00] [ 1076.420095] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.38 [+0.00] [ 1076.420097] [ C0] neigh_timer_handler (net/core/neighbour.c:1184) # 126.38 [+0.00] [ 1076.420099] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 126.38 [+0.00] [ 1076.420102] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.39 [+0.00] [ 1076.420104] [ C0] call_timer_fn (kernel/time/timer.c:1749) # 126.39 [+0.00] [ 1076.420107] [ C0] ? detach_if_pending (kernel/time/timer.c:1725) # 126.39 [+0.00] [ 1076.420109] [ C0] ? debug_object_active_state (lib/debugobjects.c:862) # 126.40 [+0.00] [ 1076.420114] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 126.40 [+0.00] [ 1076.420116] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.40 [+0.00] [ 1076.420119] [ C0] __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373) # 126.41 [+0.00] [ 1076.420121] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.41 [+0.00] [ 1076.420125] [ C0] ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1)) # 126.41 [+0.00] [ 1076.420127] [ C0] ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344) # 126.42 [+0.00] [ 1076.420129] [ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1)) # 126.42 [+0.00] [ 1076.420135] [ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:114) # 126.42 [+0.00] [ 1076.420137] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 126.43 [+0.00] [ 1076.420141] [ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402) # 126.43 [+0.00] [ 1076.420144] [ C0] ? __run_timers (kernel/time/timer.c:2401) # 126.43 [+0.00] [ 1076.420146] [ C0] ? handle_softirqs (kernel/softirq.c:608) # 126.44 [+0.00] [ 1076.420148] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.44 [+0.00] [ 1076.420149] [ C0] handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) # 126.44 [+0.00] [ 1076.420153] [ C0] ? _local_bh_enable (kernel/softirq.c:580) # 126.44 [+0.00] [ 1076.420155] [ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) # 126.45 [+0.00] [ 1076.420159] [ C0] irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) # 126.45 [+0.00] [ 1076.420161] [ C0] common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) # 126.45 [+0.00] [ 1076.420163] [ C0] # 126.45 [+0.00] [ 1076.420164] [ C0] # 126.46 [+0.00] [ 1076.420165] [ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) # 126.46 [+0.00] [ 1076.420168] [ C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) # 126.46 [+0.00] [ 1076.420171] [ C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 e9 ea 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 15 2c 02 e8 12 b8 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc All code ======== 0: 41 b8 01 00 00 00 mov $0x1,%r8d 6: 48 8d 7b 18 lea 0x18(%rbx),%rdi a: 31 f6 xor %esi,%esi c: e8 e9 ea 0a 00 call 0xaeafa 11: 31 f6 xor %esi,%esi 13: 48 89 df mov %rbx,%rdi 16: e8 bf f9 ff ff call 0xfffffffffffff9da 1b: 48 89 df mov %rbx,%rdi 1e: e8 a7 15 2c 02 call 0x22c15ca 23: e8 12 b8 30 00 call 0x30b83a 28: fb sti 29: 58 pop %rax 2a:* 66 90 xchg %ax,%ax <-- trapping instruction 2c: 4d 85 f6 test %r14,%r14 2f: 74 46 je 0x77 31: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi 38: 48 rex.W 39: b8 00 00 00 00 mov $0x0,%eax 3e: 00 fc add %bh,%ah Code starting with the faulting instruction =========================================== 0: 66 90 xchg %ax,%ax 2: 4d 85 f6 test %r14,%r14 5: 74 46 je 0x4d 7: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi e: 48 rex.W f: b8 00 00 00 00 mov $0x0,%eax 14: 00 fc add %bh,%ah # 126.47 [+0.01] [ 1076.420172] [ C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282 # 126.48 [+0.00] [ 1076.420173] [ C0] RAX: ffffffffb8637505 RBX: ff1100002f637280 RCX: ffffffffb863753e # 126.48 [+0.01] [ 1076.420174] [ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 # 126.49 [+0.00] [ 1076.420175] [ C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001 # 126.49 [+0.00] [ 1076.420176] [ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb41e640 # 126.50 [+0.00] [ 1076.420176] [ C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000013bbc540 # 126.50 [+0.01] [ 1076.420179] [ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) # 126.51 [+0.00] [ 1076.420181] [ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116) # 126.51 [+0.00] [ 1076.420185] [ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) # 126.51 [+0.00] [ 1076.420188] [ C0] __schedule (kernel/sched/core.c:5263) # 126.52 [+0.00] [ 1076.420192] [ C0] ? io_schedule_timeout (kernel/sched/core.c:6723) # 126.52 [+0.00] [ 1076.420195] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 126.52 [+0.00] [ 1076.420199] [ C0] schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) # 126.52 [+0.00] [ 1076.420201] [ C0] smpboot_thread_fn (kernel/smpboot.c:156) # 126.53 [+0.00] [ 1076.420205] [ C0] ? sort_range (kernel/smpboot.c:103) # 126.53 [+0.00] [ 1076.420206] [ C0] kthread (kernel/kthread.c:463) # 126.53 [+0.00] [ 1076.420209] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 126.54 [+0.00] [ 1076.420211] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 126.54 [+0.00] [ 1076.420213] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.54 [+0.00] [ 1076.420215] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 126.55 [+0.00] [ 1076.420217] [ C0] ret_from_fork (arch/x86/kernel/process.c:164) # 126.55 [+0.00] [ 1076.420220] [ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) # 126.55 [+0.00] [ 1076.420224] [ C0] ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665) # 126.56 [+0.00] [ 1076.420226] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 126.56 [+0.00] [ 1076.420228] [ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | # 126.56 [+0.00] [ 1091.646702] [ C0] rcu: INFO: rcu_preempt self-detected stall on CPU | # 126.57 [+0.00] [ 1091.646989] [ C0] rcu: 0-....: (1 GPs behind) idle=f1cc/1/0x4000000000000000 softirq=844241/844241 fqs=6292 | # 126.58 [+0.01] [ 1091.647977] [ C0] rcu: (t=26000 jiffies g=741377 q=1422 ncpus=4) | # 126.59 [+0.01] [ 1091.648183] [ C0] Tainted: [L]=SOFTLOCKUP # 126.59 [+0.00] [ 1091.648184] [ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # 126.59 [+0.00] [ 1091.648186] [ C0] Stopper: 0x0 <- 0x0 # 126.60 [+0.00] [ 1091.648191] [ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) # 126.60 [+0.00] [ 1091.648197] [ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f1 d8 de fd 48 89 df e8 59 2a df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 61 d2 fd 65 8b 05 29 64 05 02 85 c0 74 12 5b All code ======== 0: f5 cmc 1: 53 push %rbx 2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 7: 48 89 fb mov %rdi,%rbx a: 48 83 c7 18 add $0x18,%rdi e: e8 f1 d8 de fd call 0xfffffffffdded904 13: 48 89 df mov %rbx,%rdi 16: e8 59 2a df fd call 0xfffffffffddf2a74 1b: f7 c5 00 02 00 00 test $0x200,%ebp 21: 75 1f jne 0x42 23: 9c pushf 24: 58 pop %rax 25: f6 c4 02 test $0x2,%ah 28: 75 2f jne 0x59 2a:* bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction 2f: e8 f0 61 d2 fd call 0xfffffffffdd26224 34: 65 8b 05 29 64 05 02 mov %gs:0x2056429(%rip),%eax # 0x2056464 3b: 85 c0 test %eax,%eax 3d: 74 12 je 0x51 3f: 5b pop %rbx Code starting with the faulting instruction =========================================== 0: bf 01 00 00 00 mov $0x1,%edi 5: e8 f0 61 d2 fd call 0xfffffffffdd261fa a: 65 8b 05 29 64 05 02 mov %gs:0x2056429(%rip),%eax # 0x205643a 11: 85 c0 test %eax,%eax 13: 74 12 je 0x27 15: 5b pop %rbx # 126.61 [+0.01] [ 1091.648199] [ C0] RSP: 0018:ffa00000000078c8 EFLAGS: 00000246 # 126.61 [+0.00] [ 1091.648203] [ C0] RAX: 0000000000000096 RBX: ffffffffbd954b08 RCX: ffffffffba8f8c13 # 126.62 [+0.00] [ 1091.648204] [ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 # 126.62 [+0.00] [ 1091.648205] [ C0] RBP: 0000000000000216 R08: 0000000000000000 R09: 0000000000000001 # 126.63 [+0.01] [ 1091.648206] [ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 # 126.63 [+0.00] [ 1091.648207] [ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: ff11000017365a80 # 126.64 [+0.01] [ 1091.648209] [ C0] FS: 0000000000000000(0000) GS:ff11000072cd1000(0000) knlGS:0000000000000000 # 126.64 [+0.00] [ 1091.648212] [ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # 126.64 [+0.00] [ 1091.648213] [ C0] CR2: 00000000004a2000 CR3: 0000000009487003 CR4: 0000000000771ef0 # 126.65 [+0.01] [ 1091.648214] [ C0] PKRU: 55555554 # 126.65 [+0.00] [ 1091.648215] [ C0] Call Trace: # 126.65 [+0.00] [ 1091.648216] [ C0] # 126.65 [+0.00] [ 1091.648218] [ C0] __debug_check_no_obj_freed (lib/debugobjects.c:1110) # 126.66 [+0.00] [ 1091.648226] [ C0] ? debug_objects_fill_pool (lib/debugobjects.c:1070) # 126.66 [+0.00] [ 1091.648229] [ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1)) # 126.66 [+0.00] [ 1091.648234] [ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4411 (discriminator 6)) # 126.67 [+0.00] [ 1091.648236] [ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) # 126.67 [+0.00] [ 1091.648239] [ C0] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 kernel/rcu/tree.c:3144) # 126.67 [+0.00] [ 1091.648242] [ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) # 126.68 [+0.00] [ 1091.648245] [ C0] kmem_cache_free (mm/slub.c:2471 mm/slub.c:6674 mm/slub.c:6785) # 126.68 [+0.00] [ 1091.648249] [ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1)) # 126.68 [+0.00] [ 1091.648250] [ C0] ? netlink_broadcast_filtered (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1383 net/netlink/af_netlink.c:460 net/netlink/af_netlink.c:1537) # 126.69 [+0.00] [ 1091.648255] [ C0] ? netlink_broadcast_filtered (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1383 net/netlink/af_netlink.c:460 net/netlink/af_netlink.c:1537) # 126.69 [+0.00] [ 1091.648257] [ C0] netlink_broadcast_filtered (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1383 net/netlink/af_netlink.c:460 net/netlink/af_netlink.c:1537) # 126.69 [+0.00] [ 1091.648260] [ C0] ? do_one_broadcast (net/netlink/af_netlink.c:1507) # 126.70 [+0.00] [ 1091.648264] [ C0] ? __alloc_skb (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:407 net/core/skbuff.c:719) # 126.70 [+0.00] [ 1091.648267] [ C0] ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1)) # 126.70 [+0.00] [ 1091.648271] [ C0] nlmsg_notify (net/netlink/af_netlink.c:2594) # 126.71 [+0.00] [ 1091.648274] [ C0] __neigh_notify (./include/linux/rcupdate.h:895 net/core/neighbour.c:3589) # 126.71 [+0.00] [ 1091.648277] [ C0] ? neigh_managed_work (net/core/neighbour.c:1600) # 126.71 [+0.00] [ 1091.648279] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.71 [+0.00] [ 1091.648281] [ C0] neigh_timer_handler (net/core/neighbour.c:1184) # 126.72 [+0.00] [ 1091.648283] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 126.72 [+0.00] [ 1091.648286] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.72 [+0.00] [ 1091.648288] [ C0] call_timer_fn (kernel/time/timer.c:1749) # 126.73 [+0.00] [ 1091.648292] [ C0] ? detach_if_pending (kernel/time/timer.c:1725) # 126.73 [+0.00] [ 1091.648294] [ C0] ? debug_object_active_state (lib/debugobjects.c:862) # 126.73 [+0.00] [ 1091.648297] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 126.74 [+0.00] [ 1091.648299] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.74 [+0.00] [ 1091.648303] [ C0] __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373) # 126.74 [+0.00] [ 1091.648305] [ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) # 126.75 [+0.00] [ 1091.648308] [ C0] ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1)) # 126.75 [+0.00] [ 1091.648310] [ C0] ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344) # 126.75 [+0.00] [ 1091.648313] [ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1)) # 126.75 [+0.00] [ 1091.648319] [ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:114) # 126.76 [+0.00] [ 1091.648321] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 126.76 [+0.00] [ 1091.648324] [ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402) # 126.76 [+0.00] [ 1091.648327] [ C0] ? __run_timers (kernel/time/timer.c:2401) # 126.77 [+0.00] [ 1091.648330] [ C0] ? handle_softirqs (kernel/softirq.c:608) # 126.77 [+0.00] [ 1091.648333] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.77 [+0.00] [ 1091.648334] [ C0] handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) # 126.78 [+0.00] [ 1091.648338] [ C0] ? _local_bh_enable (kernel/softirq.c:580) # 126.78 [+0.00] [ 1091.648340] [ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) # 126.78 [+0.00] [ 1091.648344] [ C0] irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) # 126.78 [+0.00] [ 1091.648346] [ C0] common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) # 126.79 [+0.00] [ 1091.648348] [ C0] # 126.79 [+0.00] [ 1091.648349] [ C0] # 126.79 [+0.00] [ 1091.648350] [ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) # 126.79 [+0.00] [ 1091.648353] [ C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) # 126.80 [+0.00] [ 1091.648356] [ C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 e9 ea 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 15 2c 02 e8 12 b8 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc All code ======== 0: 41 b8 01 00 00 00 mov $0x1,%r8d 6: 48 8d 7b 18 lea 0x18(%rbx),%rdi a: 31 f6 xor %esi,%esi c: e8 e9 ea 0a 00 call 0xaeafa 11: 31 f6 xor %esi,%esi 13: 48 89 df mov %rbx,%rdi 16: e8 bf f9 ff ff call 0xfffffffffffff9da 1b: 48 89 df mov %rbx,%rdi 1e: e8 a7 15 2c 02 call 0x22c15ca 23: e8 12 b8 30 00 call 0x30b83a 28: fb sti 29: 58 pop %rax 2a:* 66 90 xchg %ax,%ax <-- trapping instruction 2c: 4d 85 f6 test %r14,%r14 2f: 74 46 je 0x77 31: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi 38: 48 rex.W 39: b8 00 00 00 00 mov $0x0,%eax 3e: 00 fc add %bh,%ah Code starting with the faulting instruction =========================================== 0: 66 90 xchg %ax,%ax 2: 4d 85 f6 test %r14,%r14 5: 74 46 je 0x4d 7: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi e: 48 rex.W f: b8 00 00 00 00 mov $0x0,%eax 14: 00 fc add %bh,%ah # 126.81 [+0.01] [ 1091.648357] [ C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282 # 126.81 [+0.00] [ 1091.648358] [ C0] RAX: ffffffffb8637505 RBX: ff1100002f637280 RCX: ffffffffb863753e # 126.82 [+0.00] [ 1091.648359] [ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 # 126.82 [+0.00] [ 1091.648359] [ C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001 # 126.82 [+0.00] [ 1091.648360] [ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb41e640 # 126.83 [+0.00] [ 1091.648361] [ C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000013bbc540 # 126.83 [+0.00] [ 1091.648364] [ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) # 126.83 [+0.00] [ 1091.648365] [ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116) # 126.84 [+0.00] [ 1091.648369] [ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) # 126.84 [+0.00] [ 1091.648372] [ C0] __schedule (kernel/sched/core.c:5263) # 126.84 [+0.00] [ 1091.648376] [ C0] ? io_schedule_timeout (kernel/sched/core.c:6723) # 126.85 [+0.00] [ 1091.648379] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 126.85 [+0.00] [ 1091.648383] [ C0] schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) # 126.85 [+0.00] [ 1091.648385] [ C0] smpboot_thread_fn (kernel/smpboot.c:156) # 126.85 [+0.00] [ 1091.648389] [ C0] ? sort_range (kernel/smpboot.c:103) # 126.86 [+0.00] [ 1091.648390] [ C0] kthread (kernel/kthread.c:463) # 126.86 [+0.00] [ 1091.648393] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 126.86 [+0.00] [ 1091.648395] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 126.86 [+0.00] [ 1091.648397] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 126.87 [+0.00] [ 1091.648399] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 126.87 [+0.00] [ 1091.648401] [ C0] ret_from_fork (arch/x86/kernel/process.c:164) # 126.87 [+0.00] [ 1091.648405] [ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) # 126.88 [+0.00] [ 1091.648408] [ C0] ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665) # 126.88 [+0.00] [ 1091.648410] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 126.88 [+0.00] [ 1091.648412] [ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | # 126.91 [+0.01] [ 1116.419939] [ C0] hardirqs last disabled at (1839037): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056) | # 126.92 [+0.00] [ 1116.419941] [ C0] softirqs last enabled at (1276424): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2)) | # 126.92 [+0.01] [ 1116.419946] [ C0] softirqs last disabled at (1276427): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) | # 126.94 [+0.01] [ 1116.419955] [ C0] Tainted: [L]=SOFTLOCKUP # 126.94 [+0.00] [ 1116.419956] [ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # 126.94 [+0.00] [ 1116.419957] [ C0] Stopper: 0x0 <- 0x0 # 126.95 [+0.00] [ 1116.419962] [ C0] RIP: 0010:stack_depot_save_flags (lib/stackdepot.c:602 lib/stackdepot.c:668) # 126.95 [+0.00] [ 1116.419967] [ C0] Code: 00 00 49 8b 0f 49 39 cf 75 1d e9 c4 00 00 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 48 8b 09 49 39 cf 0f 84 49 02 00 00 39 59 10 <75> ef 44 3b 69 14 75 e9 31 c0 90 66 66 2e 0f 1f 84 00 00 00 00 00 All code ======== 0: 00 00 add %al,(%rax) 2: 49 8b 0f mov (%r15),%rcx 5: 49 39 cf cmp %rcx,%r15 8: 75 1d jne 0x27 a: e9 c4 00 00 00 jmp 0xd3 f: 90 nop 10: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 17: 00 00 00 00 1b: 48 8b 09 mov (%rcx),%rcx 1e: 49 39 cf cmp %rcx,%r15 21: 0f 84 49 02 00 00 je 0x270 27: 39 59 10 cmp %ebx,0x10(%rcx) 2a:* 75 ef jne 0x1b <-- trapping instruction 2c: 44 3b 69 14 cmp 0x14(%rcx),%r13d 30: 75 e9 jne 0x1b 32: 31 c0 xor %eax,%eax 34: 90 nop 35: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 3c: 00 00 00 00 Code starting with the faulting instruction =========================================== 0: 75 ef jne 0xfffffffffffffff1 2: 44 3b 69 14 cmp 0x14(%rcx),%r13d 6: 75 e9 jne 0xfffffffffffffff1 8: 31 c0 xor %eax,%eax a: 90 nop b: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 12: 00 00 00 00 # 126.96 [+0.01] [ 1116.419969] [ C0] RSP: 0018:ffa0000000007730 EFLAGS: 00000246 # 126.97 [+0.00] [ 1116.419971] [ C0] RAX: 0000000000000001 RBX: 0000000075adf7ef RCX: ff11000015696cc0 # 126.97 [+0.00] [ 1116.419972] [ C0] RDX: 0000000000000046 RSI: ffffffffbb19e72c RDI: ffffffffbac6b280 # 126.97 [+0.00] [ 1116.419973] [ C0] RBP: 0000000000000001 R08: 0000000000000001 R09: ffffffffbc09dd0c # 126.98 [+0.00] [ 1116.419973] [ C0] R10: 0000000000000000 R11: 000000000000001c R12: ffa0000000007790 # 126.98 [+0.00] [ 1116.419974] [ C0] R13: 000000000000000f R14: 000000000000000f R15: ff1100002f3f7ef0 # 126.99 [+0.01] [ 1116.419977] [ C0] FS: 0000000000000000(0000) GS:ff11000072cd1000(0000) knlGS:0000000000000000 # 126.99 [+0.01] [ 1116.419981] [ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # 127.00 [+0.00] [ 1116.419982] [ C0] CR2: 00000000004a2000 CR3: 0000000009487003 CR4: 0000000000771ef0 # 127.00 [+0.00] [ 1116.419983] [ C0] PKRU: 55555554 # 127.00 [+0.00] [ 1116.419984] [ C0] Call Trace: # 127.01 [+0.00] [ 1116.419986] [ C0] # 127.01 [+0.00] [ 1116.419990] [ C0] kasan_save_stack (mm/kasan/common.c:59) # 127.01 [+0.00] [ 1116.419994] [ C0] ? kasan_save_stack (mm/kasan/common.c:58) # 127.01 [+0.00] [ 1116.419996] [ C0] ? kasan_save_track (mm/kasan/common.c:70 (discriminator 1) mm/kasan/common.c:79 (discriminator 1)) # 127.02 [+0.00] [ 1116.419997] [ C0] ? kasan_save_free_info (mm/kasan/generic.c:587 (discriminator 1)) # 127.02 [+0.00] [ 1116.419999] [ C0] ? __kasan_slab_free (mm/kasan/common.c:287) # 127.02 [+0.00] [ 1116.420001] [ C0] ? kmem_cache_free (mm/slub.c:6674 (discriminator 3) mm/slub.c:6785 (discriminator 3)) # 127.03 [+0.00] [ 1116.420004] [ C0] ? ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) # 127.03 [+0.00] [ 1116.420007] [ C0] ? ipv6_rcv (./include/net/dst.h:474 (discriminator 4) net/ipv6/ip6_input.c:79 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:311 (discriminator 4)) # 127.03 [+0.00] [ 1116.420008] [ C0] ? __netif_receive_skb_one_core (net/core/dev.c:6144) # 127.03 [+0.00] [ 1116.420012] [ C0] ? process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6617) # 127.04 [+0.00] [ 1116.420014] [ C0] ? __napi_poll.constprop.0 (net/core/dev.c:7681) # 127.04 [+0.00] [ 1116.420015] [ C0] ? net_rx_action (net/core/dev.c:7743 net/core/dev.c:7895) # 127.04 [+0.00] [ 1116.420017] [ C0] ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) # 127.04 [+0.00] [ 1116.420019] [ C0] ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) # 127.05 [+0.00] [ 1116.420021] [ C0] ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) # 127.05 [+0.00] [ 1116.420023] [ C0] ? asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) # 127.05 [+0.00] [ 1116.420025] [ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) # 127.06 [+0.00] [ 1116.420028] [ C0] ? __schedule (kernel/sched/core.c:5263) # 127.06 [+0.00] [ 1116.420030] [ C0] ? schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) # 127.06 [+0.00] [ 1116.420031] [ C0] ? smpboot_thread_fn (kernel/smpboot.c:156) # 127.07 [+0.00] [ 1116.420033] [ C0] ? kthread (kernel/kthread.c:463) # 127.07 [+0.00] [ 1116.420035] [ C0] ? ret_from_fork (arch/x86/kernel/process.c:164) # 127.07 [+0.00] [ 1116.420038] [ C0] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:256) # 127.08 [+0.00] [ 1116.420051] [ C0] kasan_save_track (mm/kasan/common.c:70 (discriminator 1) mm/kasan/common.c:79 (discriminator 1)) # 127.08 [+0.00] [ 1116.420053] [ C0] kasan_save_free_info (mm/kasan/generic.c:587 (discriminator 1)) # 127.08 [+0.00] [ 1116.420055] [ C0] __kasan_slab_free (mm/kasan/common.c:287) # 127.08 [+0.00] [ 1116.420057] [ C0] kmem_cache_free (mm/slub.c:6674 (discriminator 3) mm/slub.c:6785 (discriminator 3)) # 127.09 [+0.00] [ 1116.420060] [ C0] ? ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) # 127.09 [+0.00] [ 1116.420063] [ C0] ? ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) # 127.09 [+0.00] [ 1116.420064] [ C0] ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) # 127.10 [+0.00] [ 1116.420067] [ C0] ? ip6_input (net/ipv6/ip6_input.c:524) # 127.10 [+0.00] [ 1116.420069] [ C0] ? sock_wfree (net/core/sock.c:2683 (discriminator 1)) # 127.10 [+0.00] [ 1116.420072] [ C0] ? ip6_rcv_core (./include/linux/skbuff.h:3377 net/ipv6/ip6_input.c:292) # 127.11 [+0.00] [ 1116.420076] [ C0] ipv6_rcv (./include/net/dst.h:474 (discriminator 4) net/ipv6/ip6_input.c:79 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:311 (discriminator 4)) # 127.11 [+0.00] [ 1116.420078] [ C0] ? ip6_rcv_core (net/ipv6/ip6_input.c:305) # 127.11 [+0.00] [ 1116.420083] [ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1)) # 127.11 [+0.00] [ 1116.420087] [ C0] __netif_receive_skb_one_core (net/core/dev.c:6144) # 127.12 [+0.00] [ 1116.420090] [ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870) # 127.12 [+0.00] [ 1116.420092] [ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6144) # 127.12 [+0.00] [ 1116.420094] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 127.13 [+0.00] [ 1116.420097] [ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) # 127.13 [+0.00] [ 1116.420099] [ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) # 127.13 [+0.00] [ 1116.420102] [ C0] process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6617) # 127.14 [+0.00] [ 1116.420104] [ C0] ? process_backlog (./include/linux/local_lock_internal.h:57 (discriminator 1) net/core/dev.c:6614 (discriminator 1)) # 127.14 [+0.00] [ 1116.420108] [ C0] __napi_poll.constprop.0 (net/core/dev.c:7681) # 127.14 [+0.00] [ 1116.420111] [ C0] net_rx_action (net/core/dev.c:7743 net/core/dev.c:7895) # 127.15 [+0.00] [ 1116.420117] [ C0] ? run_backlog_napi (net/core/dev.c:7857) # 127.15 [+0.00] [ 1116.420125] [ C0] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 (discriminator 3) kernel/locking/spinlock.c:202 (discriminator 3)) # 127.15 [+0.00] [ 1116.420128] [ C0] ? run_timer_softirq (kernel/time/timer.c:2401) # 127.16 [+0.00] [ 1116.420131] [ C0] ? __run_timers (kernel/time/timer.c:2401) # 127.16 [+0.00] [ 1116.420135] [ C0] handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) # 127.16 [+0.00] [ 1116.420138] [ C0] ? _local_bh_enable (kernel/softirq.c:580) # 127.17 [+0.00] [ 1116.420140] [ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) # 127.17 [+0.00] [ 1116.420144] [ C0] irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) # 127.17 [+0.00] [ 1116.420146] [ C0] common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) # 127.17 [+0.00] [ 1116.420148] [ C0] # 127.18 [+0.00] [ 1116.420149] [ C0] # 127.18 [+0.00] [ 1116.420150] [ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) # 127.18 [+0.00] [ 1116.420152] [ C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) # 127.19 [+0.00] [ 1116.420154] [ C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 e9 ea 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 15 2c 02 e8 12 b8 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc All code ======== 0: 41 b8 01 00 00 00 mov $0x1,%r8d 6: 48 8d 7b 18 lea 0x18(%rbx),%rdi a: 31 f6 xor %esi,%esi c: e8 e9 ea 0a 00 call 0xaeafa 11: 31 f6 xor %esi,%esi 13: 48 89 df mov %rbx,%rdi 16: e8 bf f9 ff ff call 0xfffffffffffff9da 1b: 48 89 df mov %rbx,%rdi 1e: e8 a7 15 2c 02 call 0x22c15ca 23: e8 12 b8 30 00 call 0x30b83a 28: fb sti 29: 58 pop %rax 2a:* 66 90 xchg %ax,%ax <-- trapping instruction 2c: 4d 85 f6 test %r14,%r14 2f: 74 46 je 0x77 31: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi 38: 48 rex.W 39: b8 00 00 00 00 mov $0x0,%eax 3e: 00 fc add %bh,%ah Code starting with the faulting instruction =========================================== 0: 66 90 xchg %ax,%ax 2: 4d 85 f6 test %r14,%r14 5: 74 46 je 0x4d 7: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi e: 48 rex.W f: b8 00 00 00 00 mov $0x0,%eax 14: 00 fc add %bh,%ah # 127.20 [+0.01] [ 1116.420155] [ C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282 # 127.20 [+0.00] [ 1116.420156] [ C0] RAX: ffffffffb8637505 RBX: ff1100002f637280 RCX: ffffffffb863753e # 127.21 [+0.01] [ 1116.420157] [ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 # 127.21 [+0.01] [ 1116.420158] [ C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001 # 127.22 [+0.01] [ 1116.420159] [ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb41e640 # 127.22 [+0.01] [ 1116.420159] [ C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000013bbc540 # 127.23 [+0.00] [ 1116.420162] [ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) # 127.23 [+0.00] [ 1116.420164] [ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116) # 127.23 [+0.00] [ 1116.420168] [ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) # 127.24 [+0.00] [ 1116.420171] [ C0] __schedule (kernel/sched/core.c:5263) # 127.24 [+0.00] [ 1116.420174] [ C0] ? io_schedule_timeout (kernel/sched/core.c:6723) # 127.24 [+0.00] [ 1116.420178] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 127.24 [+0.00] [ 1116.420182] [ C0] schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) # 127.25 [+0.00] [ 1116.420183] [ C0] smpboot_thread_fn (kernel/smpboot.c:156) # 127.25 [+0.00] [ 1116.420187] [ C0] ? sort_range (kernel/smpboot.c:103) # 127.25 [+0.00] [ 1116.420188] [ C0] kthread (kernel/kthread.c:463) # 127.26 [+0.00] [ 1116.420190] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 127.26 [+0.00] [ 1116.420191] [ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) # 127.26 [+0.00] [ 1116.420194] [ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) # 127.26 [+0.00] [ 1116.420196] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 127.27 [+0.00] [ 1116.420197] [ C0] ret_from_fork (arch/x86/kernel/process.c:164) # 127.27 [+0.00] [ 1116.420200] [ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) # 127.27 [+0.00] [ 1116.420204] [ C0] ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665) # 127.28 [+0.00] [ 1116.420206] [ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) # 127.28 [+0.00] [ 1116.420208] [ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1076.419930][ C0] hardirqs last enabled at (396860): irqentry_exit (kernel/entry/common.c:220) | [ 1076.419939][ C0] hardirqs last disabled at (396861): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056) | [ 1076.419941][ C0] softirqs last enabled at (4622): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2)) | [ 1076.419946][ C0] softirqs last disabled at (6261): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) [ 1076.419954][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1076.419956][ C0] Stopper: 0x0 <- 0x0 [ 1076.419960][ C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5872) [ 1076.419964][ C0] Code: ff 65 0f c1 05 87 d7 26 04 83 f8 01 4c 8b 14 24 0f 85 30 01 00 00 9c 58 f6 c4 02 0f 85 4d 01 00 00 4d 85 d2 0f 85 16 01 00 00 <48> 8b 44 24 30 65 48 2b 05 59 91 26 04 0f 85 43 01 00 00 48 83 c4 All code ======== 0: ff 65 0f jmp *0xf(%rbp) 3: c1 05 87 d7 26 04 83 roll $0x83,0x426d787(%rip) # 0x426d791 a: f8 clc b: 01 4c 8b 14 add %ecx,0x14(%rbx,%rcx,4) f: 24 0f and $0xf,%al 11: 85 30 test %esi,(%rax) 13: 01 00 add %eax,(%rax) 15: 00 9c 58 f6 c4 02 0f add %bl,0xf02c4f6(%rax,%rbx,2) 1c: 85 4d 01 test %ecx,0x1(%rbp) 1f: 00 00 add %al,(%rax) 21: 4d 85 d2 test %r10,%r10 24: 0f 85 16 01 00 00 jne 0x140 2a:* 48 8b 44 24 30 mov 0x30(%rsp),%rax <-- trapping instruction 2f: 65 48 2b 05 59 91 26 sub %gs:0x4269159(%rip),%rax # 0x4269190 36: 04 37: 0f 85 43 01 00 00 jne 0x180 3d: 48 rex.W 3e: 83 .byte 0x83 3f: c4 .byte 0xc4 Code starting with the faulting instruction =========================================== 0: 48 8b 44 24 30 mov 0x30(%rsp),%rax 5: 65 48 2b 05 59 91 26 sub %gs:0x4269159(%rip),%rax # 0x4269166 c: 04 d: 0f 85 43 01 00 00 jne 0x156 13: 48 rex.W 14: 83 .byte 0x83 15: c4 .byte 0xc4 [ 1076.419966][ C0] RSP: 0018:ffa00000000076b0 EFLAGS: 00000206 [ 1076.419968][ C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: 7d55c429e86e0542 [ 1076.419970][ C0] RDX: 0000000000000004 RSI: ffffffffbb19e72c RDI: ffffffffbac6b280 [ 1076.419971][ C0] RBP: 0000000000000000 R08: ff11000001b45008 R09: ff11000001b45008 [ 1076.419971][ C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffffbb771740 [ 1076.419972][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 1076.419976][ C0] FS: 0000000000000000(0000) GS:ff11000072cd1000(0000) knlGS:0000000000000000 [ 1076.419987][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1076.419988][ C0] CR2: 00000000004a2000 CR3: 0000000009487003 CR4: 0000000000771ef0 [ 1076.419989][ C0] PKRU: 55555554 [ 1076.419990][ C0] Call Trace: [ 1076.419992][ C0] [ 1076.419994][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1076.419998][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1)) [ 1076.420001][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1076.420004][ C0] unwind_next_frame (./include/linux/rcupdate.h:868 ./include/linux/rcupdate.h:1195 arch/x86/kernel/unwind_orc.c:495) [ 1076.420006][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) ./include/linux/rcupdate.h:1195 (discriminator 1) arch/x86/kernel/unwind_orc.c:495 (discriminator 1)) [ 1076.420008][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420014][ C0] ? stack_access_ok (arch/x86/kernel/unwind_orc.c:485) [ 1076.420018][ C0] ? __unwind_start (./arch/x86/include/asm/unwind.h:50 arch/x86/kernel/unwind_orc.c:770) [ 1076.420021][ C0] ? write_profile (kernel/stacktrace.c:83) [ 1076.420024][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24 (discriminator 3)) [ 1076.420029][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420033][ C0] stack_trace_save (kernel/stacktrace.c:123) [ 1076.420035][ C0] ? filter_irq_stacks (kernel/stacktrace.c:114) [ 1076.420037][ C0] ? irqentry_exit (kernel/entry/common.c:220) [ 1076.420039][ C0] ? irq_exit_rcu (kernel/softirq.c:741 (discriminator 37)) [ 1076.420041][ C0] ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 61)) [ 1076.420045][ C0] set_track_prepare (mm/slub.c:1047) [ 1076.420048][ C0] ? kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315) [ 1076.420050][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420055][ C0] ___slab_alloc (mm/slub.c:1078 mm/slub.c:4645) [ 1076.420057][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420061][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420063][ C0] __slab_alloc.isra.0 (mm/slub.c:4779) [ 1076.420066][ C0] kmem_cache_alloc_node_noprof (mm/slub.c:4855 mm/slub.c:5251 mm/slub.c:5315) [ 1076.420069][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420072][ C0] ? __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420074][ C0] __alloc_skb (net/core/skbuff.c:701 (discriminator 4)) [ 1076.420076][ C0] ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1)) [ 1076.420078][ C0] ? napi_skb_cache_get (net/core/skbuff.c:673) [ 1076.420080][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1076.420082][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1076.420083][ C0] ? do_raw_write_lock (./arch/x86/include/asm/atomic.h:107 (discriminator 5) ./include/linux/atomic/atomic-arch-fallback.h:2170 (discriminator 5) ./include/linux/atomic/atomic-instrumented.h:1302 (discriminator 5) ./include/asm-generic/qrwlock.h:98 (discriminator 5) kernel/locking/spinlock_debug.c:211 (discriminator 5)) [ 1076.420086][ C0] ? __neigh_notify (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) net/core/neighbour.c:3571 (discriminator 1)) [ 1076.420087][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1076.420090][ C0] __neigh_notify (./include/linux/skbuff.h:1383 ./include/net/netlink.h:1055 net/core/neighbour.c:3573) [ 1076.420093][ C0] ? neigh_managed_work (net/core/neighbour.c:1600) [ 1076.420095][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1076.420097][ C0] neigh_timer_handler (net/core/neighbour.c:1184) [ 1076.420099][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1076.420102][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1076.420104][ C0] call_timer_fn (kernel/time/timer.c:1749) [ 1076.420107][ C0] ? detach_if_pending (kernel/time/timer.c:1725) [ 1076.420109][ C0] ? debug_object_active_state (lib/debugobjects.c:862) [ 1076.420114][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1076.420116][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1076.420119][ C0] __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373) [ 1076.420121][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1076.420125][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1)) [ 1076.420127][ C0] ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344) [ 1076.420129][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1)) [ 1076.420135][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:114) [ 1076.420137][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1076.420141][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402) [ 1076.420144][ C0] ? __run_timers (kernel/time/timer.c:2401) [ 1076.420146][ C0] ? handle_softirqs (kernel/softirq.c:608) [ 1076.420148][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1076.420149][ C0] handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) [ 1076.420153][ C0] ? _local_bh_enable (kernel/softirq.c:580) [ 1076.420155][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 1076.420159][ C0] irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) [ 1076.420161][ C0] common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) [ 1076.420163][ C0] [ 1076.420164][ C0] [ 1076.420165][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) [ 1076.420168][ C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) [ 1076.420171][ C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 e9 ea 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 15 2c 02 e8 12 b8 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc All code ======== 0: 41 b8 01 00 00 00 mov $0x1,%r8d 6: 48 8d 7b 18 lea 0x18(%rbx),%rdi a: 31 f6 xor %esi,%esi c: e8 e9 ea 0a 00 call 0xaeafa 11: 31 f6 xor %esi,%esi 13: 48 89 df mov %rbx,%rdi 16: e8 bf f9 ff ff call 0xfffffffffffff9da 1b: 48 89 df mov %rbx,%rdi 1e: e8 a7 15 2c 02 call 0x22c15ca 23: e8 12 b8 30 00 call 0x30b83a 28: fb sti 29: 58 pop %rax 2a:* 66 90 xchg %ax,%ax <-- trapping instruction 2c: 4d 85 f6 test %r14,%r14 2f: 74 46 je 0x77 31: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi 38: 48 rex.W 39: b8 00 00 00 00 mov $0x0,%eax 3e: 00 fc add %bh,%ah Code starting with the faulting instruction =========================================== 0: 66 90 xchg %ax,%ax 2: 4d 85 f6 test %r14,%r14 5: 74 46 je 0x4d 7: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi e: 48 rex.W f: b8 00 00 00 00 mov $0x0,%eax 14: 00 fc add %bh,%ah [ 1076.420172][ C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282 [ 1076.420173][ C0] RAX: ffffffffb8637505 RBX: ff1100002f637280 RCX: ffffffffb863753e [ 1076.420174][ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 [ 1076.420175][ C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001 [ 1076.420176][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb41e640 [ 1076.420176][ C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000013bbc540 [ 1076.420179][ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) [ 1076.420181][ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116) [ 1076.420185][ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) [ 1076.420188][ C0] __schedule (kernel/sched/core.c:5263) [ 1076.420192][ C0] ? io_schedule_timeout (kernel/sched/core.c:6723) [ 1076.420195][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1076.420199][ C0] schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) [ 1076.420201][ C0] smpboot_thread_fn (kernel/smpboot.c:156) [ 1076.420205][ C0] ? sort_range (kernel/smpboot.c:103) [ 1076.420206][ C0] kthread (kernel/kthread.c:463) [ 1076.420209][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1076.420211][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1076.420213][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1076.420215][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1076.420217][ C0] ret_from_fork (arch/x86/kernel/process.c:164) [ 1076.420220][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 1076.420224][ C0] ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665) [ 1076.420226][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1076.420228][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1091.646702][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1091.646989][ C0] rcu: 0-....: (1 GPs behind) idle=f1cc/1/0x4000000000000000 softirq=844241/844241 fqs=6292 | [ 1091.647977][ C0] rcu: (t=26000 jiffies g=741377 q=1422 ncpus=4) | [ 1091.648183][ C0] Tainted: [L]=SOFTLOCKUP [ 1091.648184][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1091.648186][ C0] Stopper: 0x0 <- 0x0 [ 1091.648191][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 1091.648197][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f1 d8 de fd 48 89 df e8 59 2a df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 61 d2 fd 65 8b 05 29 64 05 02 85 c0 74 12 5b All code ======== 0: f5 cmc 1: 53 push %rbx 2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 7: 48 89 fb mov %rdi,%rbx a: 48 83 c7 18 add $0x18,%rdi e: e8 f1 d8 de fd call 0xfffffffffdded904 13: 48 89 df mov %rbx,%rdi 16: e8 59 2a df fd call 0xfffffffffddf2a74 1b: f7 c5 00 02 00 00 test $0x200,%ebp 21: 75 1f jne 0x42 23: 9c pushf 24: 58 pop %rax 25: f6 c4 02 test $0x2,%ah 28: 75 2f jne 0x59 2a:* bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction 2f: e8 f0 61 d2 fd call 0xfffffffffdd26224 34: 65 8b 05 29 64 05 02 mov %gs:0x2056429(%rip),%eax # 0x2056464 3b: 85 c0 test %eax,%eax 3d: 74 12 je 0x51 3f: 5b pop %rbx Code starting with the faulting instruction =========================================== 0: bf 01 00 00 00 mov $0x1,%edi 5: e8 f0 61 d2 fd call 0xfffffffffdd261fa a: 65 8b 05 29 64 05 02 mov %gs:0x2056429(%rip),%eax # 0x205643a 11: 85 c0 test %eax,%eax 13: 74 12 je 0x27 15: 5b pop %rbx [ 1091.648199][ C0] RSP: 0018:ffa00000000078c8 EFLAGS: 00000246 [ 1091.648203][ C0] RAX: 0000000000000096 RBX: ffffffffbd954b08 RCX: ffffffffba8f8c13 [ 1091.648204][ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 [ 1091.648205][ C0] RBP: 0000000000000216 R08: 0000000000000000 R09: 0000000000000001 [ 1091.648206][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 1091.648207][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: ff11000017365a80 [ 1091.648209][ C0] FS: 0000000000000000(0000) GS:ff11000072cd1000(0000) knlGS:0000000000000000 [ 1091.648212][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1091.648213][ C0] CR2: 00000000004a2000 CR3: 0000000009487003 CR4: 0000000000771ef0 [ 1091.648214][ C0] PKRU: 55555554 [ 1091.648215][ C0] Call Trace: [ 1091.648216][ C0] [ 1091.648218][ C0] __debug_check_no_obj_freed (lib/debugobjects.c:1110) [ 1091.648226][ C0] ? debug_objects_fill_pool (lib/debugobjects.c:1070) [ 1091.648229][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1)) [ 1091.648234][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 6) kernel/locking/lockdep.c:4411 (discriminator 6)) [ 1091.648236][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) [ 1091.648239][ C0] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 kernel/rcu/tree.c:3144) [ 1091.648242][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) [ 1091.648245][ C0] kmem_cache_free (mm/slub.c:2471 mm/slub.c:6674 mm/slub.c:6785) [ 1091.648249][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1)) [ 1091.648250][ C0] ? netlink_broadcast_filtered (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1383 net/netlink/af_netlink.c:460 net/netlink/af_netlink.c:1537) [ 1091.648255][ C0] ? netlink_broadcast_filtered (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1383 net/netlink/af_netlink.c:460 net/netlink/af_netlink.c:1537) [ 1091.648257][ C0] netlink_broadcast_filtered (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1383 net/netlink/af_netlink.c:460 net/netlink/af_netlink.c:1537) [ 1091.648260][ C0] ? do_one_broadcast (net/netlink/af_netlink.c:1507) [ 1091.648264][ C0] ? __alloc_skb (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:407 net/core/skbuff.c:719) [ 1091.648267][ C0] ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1)) [ 1091.648271][ C0] nlmsg_notify (net/netlink/af_netlink.c:2594) [ 1091.648274][ C0] __neigh_notify (./include/linux/rcupdate.h:895 net/core/neighbour.c:3589) [ 1091.648277][ C0] ? neigh_managed_work (net/core/neighbour.c:1600) [ 1091.648279][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1091.648281][ C0] neigh_timer_handler (net/core/neighbour.c:1184) [ 1091.648283][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1091.648286][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1091.648288][ C0] call_timer_fn (kernel/time/timer.c:1749) [ 1091.648292][ C0] ? detach_if_pending (kernel/time/timer.c:1725) [ 1091.648294][ C0] ? debug_object_active_state (lib/debugobjects.c:862) [ 1091.648297][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1091.648299][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1091.648303][ C0] __run_timers (kernel/time/timer.c:1800 kernel/time/timer.c:2373) [ 1091.648305][ C0] ? neigh_periodic_work (net/core/neighbour.c:1104) [ 1091.648308][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1)) [ 1091.648310][ C0] ? __bpf_trace_itimer_expire (kernel/time/timer.c:2344) [ 1091.648313][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1)) [ 1091.648319][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:114) [ 1091.648321][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1091.648324][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2394 kernel/time/timer.c:2402) [ 1091.648327][ C0] ? __run_timers (kernel/time/timer.c:2401) [ 1091.648330][ C0] ? handle_softirqs (kernel/softirq.c:608) [ 1091.648333][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1091.648334][ C0] handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) [ 1091.648338][ C0] ? _local_bh_enable (kernel/softirq.c:580) [ 1091.648340][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 1091.648344][ C0] irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) [ 1091.648346][ C0] common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) [ 1091.648348][ C0] [ 1091.648349][ C0] [ 1091.648350][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) [ 1091.648353][ C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) [ 1091.648356][ C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 e9 ea 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 15 2c 02 e8 12 b8 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc All code ======== 0: 41 b8 01 00 00 00 mov $0x1,%r8d 6: 48 8d 7b 18 lea 0x18(%rbx),%rdi a: 31 f6 xor %esi,%esi c: e8 e9 ea 0a 00 call 0xaeafa 11: 31 f6 xor %esi,%esi 13: 48 89 df mov %rbx,%rdi 16: e8 bf f9 ff ff call 0xfffffffffffff9da 1b: 48 89 df mov %rbx,%rdi 1e: e8 a7 15 2c 02 call 0x22c15ca 23: e8 12 b8 30 00 call 0x30b83a 28: fb sti 29: 58 pop %rax 2a:* 66 90 xchg %ax,%ax <-- trapping instruction 2c: 4d 85 f6 test %r14,%r14 2f: 74 46 je 0x77 31: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi 38: 48 rex.W 39: b8 00 00 00 00 mov $0x0,%eax 3e: 00 fc add %bh,%ah Code starting with the faulting instruction =========================================== 0: 66 90 xchg %ax,%ax 2: 4d 85 f6 test %r14,%r14 5: 74 46 je 0x4d 7: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi e: 48 rex.W f: b8 00 00 00 00 mov $0x0,%eax 14: 00 fc add %bh,%ah [ 1091.648357][ C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282 [ 1091.648358][ C0] RAX: ffffffffb8637505 RBX: ff1100002f637280 RCX: ffffffffb863753e [ 1091.648359][ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 [ 1091.648359][ C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001 [ 1091.648360][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb41e640 [ 1091.648361][ C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000013bbc540 [ 1091.648364][ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) [ 1091.648365][ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116) [ 1091.648369][ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) [ 1091.648372][ C0] __schedule (kernel/sched/core.c:5263) [ 1091.648376][ C0] ? io_schedule_timeout (kernel/sched/core.c:6723) [ 1091.648379][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1091.648383][ C0] schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) [ 1091.648385][ C0] smpboot_thread_fn (kernel/smpboot.c:156) [ 1091.648389][ C0] ? sort_range (kernel/smpboot.c:103) [ 1091.648390][ C0] kthread (kernel/kthread.c:463) [ 1091.648393][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1091.648395][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1091.648397][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1091.648399][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1091.648401][ C0] ret_from_fork (arch/x86/kernel/process.c:164) [ 1091.648405][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 1091.648408][ C0] ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665) [ 1091.648410][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1091.648412][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1116.419939][ C0] hardirqs last disabled at (1839037): sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1056) | [ 1116.419941][ C0] softirqs last enabled at (1276424): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2)) | [ 1116.419946][ C0] softirqs last disabled at (1276427): irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) | [ 1116.419955][ C0] Tainted: [L]=SOFTLOCKUP [ 1116.419956][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1116.419957][ C0] Stopper: 0x0 <- 0x0 [ 1116.419962][ C0] RIP: 0010:stack_depot_save_flags (lib/stackdepot.c:602 lib/stackdepot.c:668) [ 1116.419967][ C0] Code: 00 00 49 8b 0f 49 39 cf 75 1d e9 c4 00 00 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 48 8b 09 49 39 cf 0f 84 49 02 00 00 39 59 10 <75> ef 44 3b 69 14 75 e9 31 c0 90 66 66 2e 0f 1f 84 00 00 00 00 00 All code ======== 0: 00 00 add %al,(%rax) 2: 49 8b 0f mov (%r15),%rcx 5: 49 39 cf cmp %rcx,%r15 8: 75 1d jne 0x27 a: e9 c4 00 00 00 jmp 0xd3 f: 90 nop 10: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 17: 00 00 00 00 1b: 48 8b 09 mov (%rcx),%rcx 1e: 49 39 cf cmp %rcx,%r15 21: 0f 84 49 02 00 00 je 0x270 27: 39 59 10 cmp %ebx,0x10(%rcx) 2a:* 75 ef jne 0x1b <-- trapping instruction 2c: 44 3b 69 14 cmp 0x14(%rcx),%r13d 30: 75 e9 jne 0x1b 32: 31 c0 xor %eax,%eax 34: 90 nop 35: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 3c: 00 00 00 00 Code starting with the faulting instruction =========================================== 0: 75 ef jne 0xfffffffffffffff1 2: 44 3b 69 14 cmp 0x14(%rcx),%r13d 6: 75 e9 jne 0xfffffffffffffff1 8: 31 c0 xor %eax,%eax a: 90 nop b: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 12: 00 00 00 00 [ 1116.419969][ C0] RSP: 0018:ffa0000000007730 EFLAGS: 00000246 [ 1116.419971][ C0] RAX: 0000000000000001 RBX: 0000000075adf7ef RCX: ff11000015696cc0 [ 1116.419972][ C0] RDX: 0000000000000046 RSI: ffffffffbb19e72c RDI: ffffffffbac6b280 [ 1116.419973][ C0] RBP: 0000000000000001 R08: 0000000000000001 R09: ffffffffbc09dd0c [ 1116.419973][ C0] R10: 0000000000000000 R11: 000000000000001c R12: ffa0000000007790 [ 1116.419974][ C0] R13: 000000000000000f R14: 000000000000000f R15: ff1100002f3f7ef0 [ 1116.419977][ C0] FS: 0000000000000000(0000) GS:ff11000072cd1000(0000) knlGS:0000000000000000 [ 1116.419981][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1116.419982][ C0] CR2: 00000000004a2000 CR3: 0000000009487003 CR4: 0000000000771ef0 [ 1116.419983][ C0] PKRU: 55555554 [ 1116.419984][ C0] Call Trace: [ 1116.419986][ C0] [ 1116.419990][ C0] kasan_save_stack (mm/kasan/common.c:59) [ 1116.419994][ C0] ? kasan_save_stack (mm/kasan/common.c:58) [ 1116.419996][ C0] ? kasan_save_track (mm/kasan/common.c:70 (discriminator 1) mm/kasan/common.c:79 (discriminator 1)) [ 1116.419997][ C0] ? kasan_save_free_info (mm/kasan/generic.c:587 (discriminator 1)) [ 1116.419999][ C0] ? __kasan_slab_free (mm/kasan/common.c:287) [ 1116.420001][ C0] ? kmem_cache_free (mm/slub.c:6674 (discriminator 3) mm/slub.c:6785 (discriminator 3)) [ 1116.420004][ C0] ? ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) [ 1116.420007][ C0] ? ipv6_rcv (./include/net/dst.h:474 (discriminator 4) net/ipv6/ip6_input.c:79 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:311 (discriminator 4)) [ 1116.420008][ C0] ? __netif_receive_skb_one_core (net/core/dev.c:6144) [ 1116.420012][ C0] ? process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6617) [ 1116.420014][ C0] ? __napi_poll.constprop.0 (net/core/dev.c:7681) [ 1116.420015][ C0] ? net_rx_action (net/core/dev.c:7743 net/core/dev.c:7895) [ 1116.420017][ C0] ? handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) [ 1116.420019][ C0] ? irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) [ 1116.420021][ C0] ? common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) [ 1116.420023][ C0] ? asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) [ 1116.420025][ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) [ 1116.420028][ C0] ? __schedule (kernel/sched/core.c:5263) [ 1116.420030][ C0] ? schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) [ 1116.420031][ C0] ? smpboot_thread_fn (kernel/smpboot.c:156) [ 1116.420033][ C0] ? kthread (kernel/kthread.c:463) [ 1116.420035][ C0] ? ret_from_fork (arch/x86/kernel/process.c:164) [ 1116.420038][ C0] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:256) [ 1116.420051][ C0] kasan_save_track (mm/kasan/common.c:70 (discriminator 1) mm/kasan/common.c:79 (discriminator 1)) [ 1116.420053][ C0] kasan_save_free_info (mm/kasan/generic.c:587 (discriminator 1)) [ 1116.420055][ C0] __kasan_slab_free (mm/kasan/common.c:287) [ 1116.420057][ C0] kmem_cache_free (mm/slub.c:6674 (discriminator 3) mm/slub.c:6785 (discriminator 3)) [ 1116.420060][ C0] ? ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) [ 1116.420063][ C0] ? ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) [ 1116.420064][ C0] ip6_mc_input (./include/linux/skbuff.h:1332 net/ipv6/ip6_input.c:607) [ 1116.420067][ C0] ? ip6_input (net/ipv6/ip6_input.c:524) [ 1116.420069][ C0] ? sock_wfree (net/core/sock.c:2683 (discriminator 1)) [ 1116.420072][ C0] ? ip6_rcv_core (./include/linux/skbuff.h:3377 net/ipv6/ip6_input.c:292) [ 1116.420076][ C0] ipv6_rcv (./include/net/dst.h:474 (discriminator 4) net/ipv6/ip6_input.c:79 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:311 (discriminator 4)) [ 1116.420078][ C0] ? ip6_rcv_core (net/ipv6/ip6_input.c:305) [ 1116.420083][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1)) [ 1116.420087][ C0] __netif_receive_skb_one_core (net/core/dev.c:6144) [ 1116.420090][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870) [ 1116.420092][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6144) [ 1116.420094][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1116.420097][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) [ 1116.420099][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33)) [ 1116.420102][ C0] process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6617) [ 1116.420104][ C0] ? process_backlog (./include/linux/local_lock_internal.h:57 (discriminator 1) net/core/dev.c:6614 (discriminator 1)) [ 1116.420108][ C0] __napi_poll.constprop.0 (net/core/dev.c:7681) [ 1116.420111][ C0] net_rx_action (net/core/dev.c:7743 net/core/dev.c:7895) [ 1116.420117][ C0] ? run_backlog_napi (net/core/dev.c:7857) [ 1116.420125][ C0] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 (discriminator 3) kernel/locking/spinlock.c:202 (discriminator 3)) [ 1116.420128][ C0] ? run_timer_softirq (kernel/time/timer.c:2401) [ 1116.420131][ C0] ? __run_timers (kernel/time/timer.c:2401) [ 1116.420135][ C0] handle_softirqs (./arch/x86/include/asm/jump_label.h:37 ./include/trace/events/irq.h:142 kernel/softirq.c:623) [ 1116.420138][ C0] ? _local_bh_enable (kernel/softirq.c:580) [ 1116.420140][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 1116.420144][ C0] irq_exit_rcu (kernel/softirq.c:657 kernel/softirq.c:496 kernel/softirq.c:723 kernel/softirq.c:739) [ 1116.420146][ C0] common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49)) [ 1116.420148][ C0] [ 1116.420149][ C0] [ 1116.420150][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688) [ 1116.420152][ C0] RIP: 0010:finish_task_switch.isra.0 (./arch/x86/include/asm/jump_label.h:37 kernel/sched/core.c:4824 kernel/sched/core.c:5128) [ 1116.420154][ C0] Code: 41 b8 01 00 00 00 48 8d 7b 18 31 f6 e8 e9 ea 0a 00 31 f6 48 89 df e8 bf f9 ff ff 48 89 df e8 a7 15 2c 02 e8 12 b8 30 00 fb 58 <66> 90 4d 85 f6 74 46 49 8d bd 18 05 00 00 48 b8 00 00 00 00 00 fc All code ======== 0: 41 b8 01 00 00 00 mov $0x1,%r8d 6: 48 8d 7b 18 lea 0x18(%rbx),%rdi a: 31 f6 xor %esi,%esi c: e8 e9 ea 0a 00 call 0xaeafa 11: 31 f6 xor %esi,%esi 13: 48 89 df mov %rbx,%rdi 16: e8 bf f9 ff ff call 0xfffffffffffff9da 1b: 48 89 df mov %rbx,%rdi 1e: e8 a7 15 2c 02 call 0x22c15ca 23: e8 12 b8 30 00 call 0x30b83a 28: fb sti 29: 58 pop %rax 2a:* 66 90 xchg %ax,%ax <-- trapping instruction 2c: 4d 85 f6 test %r14,%r14 2f: 74 46 je 0x77 31: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi 38: 48 rex.W 39: b8 00 00 00 00 mov $0x0,%eax 3e: 00 fc add %bh,%ah Code starting with the faulting instruction =========================================== 0: 66 90 xchg %ax,%ax 2: 4d 85 f6 test %r14,%r14 5: 74 46 je 0x4d 7: 49 8d bd 18 05 00 00 lea 0x518(%r13),%rdi e: 48 rex.W f: b8 00 00 00 00 mov $0x0,%eax 14: 00 fc add %bh,%ah [ 1116.420155][ C0] RSP: 0018:ffa0000000127c68 EFLAGS: 00000282 [ 1116.420156][ C0] RAX: ffffffffb8637505 RBX: ff1100002f637280 RCX: ffffffffb863753e [ 1116.420157][ C0] RDX: ff11000001b44540 RSI: ffffffffbb1b5568 RDI: ffffffffbac6b280 [ 1116.420158][ C0] RBP: ffa0000000127ca8 R08: 0000000000000000 R09: 0000000000000001 [ 1116.420159][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb41e640 [ 1116.420159][ C0] R13: ff11000001b44540 R14: 0000000000000000 R15: ff11000013bbc540 [ 1116.420162][ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) [ 1116.420164][ C0] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/sched/sched.h:1592 kernel/sched/core.c:4999 kernel/sched/core.c:5116) [ 1116.420168][ C0] ? finish_task_switch.isra.0 (kernel/sched/core.c:4885 (discriminator 5) kernel/sched/core.c:5114 (discriminator 5)) [ 1116.420171][ C0] __schedule (kernel/sched/core.c:5263) [ 1116.420174][ C0] ? io_schedule_timeout (kernel/sched/core.c:6723) [ 1116.420178][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1116.420182][ C0] schedule (kernel/sched/core.c:6950 kernel/sched/core.c:6964) [ 1116.420183][ C0] smpboot_thread_fn (kernel/smpboot.c:156) [ 1116.420187][ C0] ? sort_range (kernel/smpboot.c:103) [ 1116.420188][ C0] kthread (kernel/kthread.c:463) [ 1116.420190][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1116.420191][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536) [ 1116.420194][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1)) [ 1116.420196][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1116.420197][ C0] ret_from_fork (arch/x86/kernel/process.c:164) [ 1116.420200][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37) [ 1116.420204][ C0] ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665) [ 1116.420206][ C0] ? kthread_is_per_cpu (kernel/kthread.c:412) Finger prints: _raw_spin_unlock_irqrestore:__debug_check_no_obj_freed:kmem_cache_free:netlink_broadcast_filtered:nlmsg_notify sysvec_apic_timer_interrupt:handle_softirqs:irq_exit_rcu:stack_depot_save_flags:kasan_save_stack irqentry_exit:sysvec_apic_timer_interrupt:handle_softirqs:irq_exit_rcu:unwind_next_frame