====================================== | [ 14.561900][ C0] 1 lock held by swapper/0/0: | [ 14.562106][ C0] #0: ffffffffad1774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) | [ 14.562468][ C0] | [ 14.562468][ C0] stack backtrace: [ 14.562728][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.562730][ C0] Call Trace: [ 14.562732][ C0] [ 14.562734][ C0] dump_stack_lvl (lib/dump_stack.c:123) [ 14.562739][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) [ 14.562744][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) [ 14.562748][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) [ 14.562752][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) [ 14.562756][ C0] ? save_trace (kernel/locking/lockdep.c:595) [ 14.562762][ C0] mark_lock (kernel/locking/lockdep.c:4756) [ 14.562766][ C0] mark_usage (kernel/locking/lockdep.c:4645) [ 14.562769][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) [ 14.562772][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 14.562776][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) [ 14.562779][ C0] ? simple_pin_fs (fs/libfs.c:1067) [ 14.562783][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 14.562788][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) [ 14.562790][ C0] ? simple_pin_fs (fs/libfs.c:1067) [ 14.562795][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) [ 14.562798][ C0] ? simple_pin_fs (fs/libfs.c:1067) [ 14.562801][ C0] simple_pin_fs (fs/libfs.c:1067) [ 14.562806][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) [ 14.562809][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) [ 14.562815][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) [ 14.562818][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 14.562824][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 14.562826][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) [ 14.562830][ C0] ? irq_exit_rcu (kernel/softirq.c:698) [ 14.562832][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 14.562837][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 14.562841][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 14.562844][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 14.562847][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 14.562849][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 14.562853][ C0] ? do_idle (kernel/sched/idle.c:325) [ 14.562855][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 14.562857][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 14.562860][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) [ 14.562866][ C0] __put_net (net/core/net_namespace.c:732) [ 14.562870][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 14.562874][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 14.562876][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) [ 14.562879][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 14.562884][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) [ 14.562887][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 14.562891][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 14.562893][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 14.562898][ C0] rcu_core (kernel/rcu/tree.c:2834) [ 14.562903][ C0] handle_softirqs (kernel/softirq.c:579) [ 14.562908][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) [ 14.562911][ C0] irq_exit_rcu (kernel/softirq.c:698) [ 14.562914][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 14.562917][ C0] [ 14.562918][ C0] [ 14.562920][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 14.562923][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 14.562927][ C0] Code: 92 b5 00 c3 cc cc cc cc 0f 1f 00 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 83 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 All code ======== 0: 92 xchg %eax,%edx 1: b5 00 mov $0x0,%ch 3: c3 ret 4: cc int3 5: cc int3 6: cc int3 7: cc int3 8: 0f 1f 00 nopl (%rax) 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 83 37 10 00 verw 0x103783(%rip) # 0x1037ab 28: fb sti 29: f4 hlt 2a:* e9 fc 54 02 00 jmp 0x2552b <-- trapping instruction 2f: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 36: 00 00 00 39: 66 90 xchg %ax,%ax 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: e9 fc 54 02 00 jmp 0x25501 5: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) c: 00 00 00 f: 66 90 xchg %ax,%ax 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 14.562930][ C0] RSP: 0000:fffffffface07df8 EFLAGS: 00000242 [ 14.562933][ C0] RAX: 0000000000072a9d RBX: 1ffffffff59c0fc3 RCX: ffffffffac1905d9 [ 14.562935][ C0] RDX: 0000000000000000 RSI: ffffffffacc8f4e4 RDI: ffffffffac453be0 [ 14.562937][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa [ 14.562938][ C0] R10: ffff8880360337d3 R11: fffffffface11288 R12: 0000000000000000 [ 14.562940][ C0] R13: fffffffface1f240 R14: dffffc0000000000 R15: 0000000000014770 [ 14.562944][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) [ 14.562948][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 14.562951][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 14.562953][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) [ 14.562957][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) [ 14.562960][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) [ 14.562966][ C0] do_idle (kernel/sched/idle.c:325) [ 14.562969][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 14.562972][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 14.562976][ C0] start_kernel (init/main.c:1049 (discriminator 1)) [ 14.562980][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) [ 14.562984][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) [ 14.562988][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) | [ 14.581186][ C0] RCU nest depth: 0, expected: 0 | [ 14.581510][ C0] INFO: lockdep is turned off. | [ 14.581702][ C0] Preemption disabled at: | [ 14.581703][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) [ 14.582263][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.582264][ C0] Call Trace: [ 14.582266][ C0] [ 14.582268][ C0] dump_stack_lvl (lib/dump_stack.c:123) [ 14.582273][ C0] __might_resched (kernel/sched/core.c:8796) [ 14.582280][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) [ 14.582284][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) [ 14.582287][ C0] ? simple_recursive_removal (fs/libfs.c:614) [ 14.582290][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 14.582295][ 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) [ 14.582301][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) [ 14.582303][ 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) [ 14.582306][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) [ 14.582311][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) [ 14.582314][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) [ 14.582319][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) [ 14.582323][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 14.582327][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 14.582330][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) [ 14.582333][ C0] ? irq_exit_rcu (kernel/softirq.c:698) [ 14.582338][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 14.582342][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 14.582346][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 14.582349][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 14.582352][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 14.582354][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 14.582357][ C0] ? do_idle (kernel/sched/idle.c:325) [ 14.582360][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 14.582362][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 14.582365][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) [ 14.582372][ C0] __put_net (net/core/net_namespace.c:732) [ 14.582375][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 14.582379][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 14.582382][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) [ 14.582385][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 14.582390][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) [ 14.582393][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 14.582397][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 14.582400][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 14.582405][ C0] rcu_core (kernel/rcu/tree.c:2834) [ 14.582409][ C0] handle_softirqs (kernel/softirq.c:579) [ 14.582414][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) [ 14.582417][ C0] irq_exit_rcu (kernel/softirq.c:698) [ 14.582420][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 14.582423][ C0] [ 14.582424][ C0] [ 14.582426][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 14.582429][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 14.582433][ C0] Code: 92 b5 00 c3 cc cc cc cc 0f 1f 00 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 83 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 All code ======== 0: 92 xchg %eax,%edx 1: b5 00 mov $0x0,%ch 3: c3 ret 4: cc int3 5: cc int3 6: cc int3 7: cc int3 8: 0f 1f 00 nopl (%rax) 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 83 37 10 00 verw 0x103783(%rip) # 0x1037ab 28: fb sti 29: f4 hlt 2a:* e9 fc 54 02 00 jmp 0x2552b <-- trapping instruction 2f: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 36: 00 00 00 39: 66 90 xchg %ax,%ax 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: e9 fc 54 02 00 jmp 0x25501 5: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) c: 00 00 00 f: 66 90 xchg %ax,%ax 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 14.582435][ C0] RSP: 0000:fffffffface07df8 EFLAGS: 00000242 [ 14.582438][ C0] RAX: 0000000000072a9d RBX: 1ffffffff59c0fc3 RCX: ffffffffac1905d9 [ 14.582440][ C0] RDX: 0000000000000000 RSI: ffffffffacc8f4e4 RDI: ffffffffac453be0 [ 14.582441][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c066fa [ 14.582443][ C0] R10: ffff8880360337d3 R11: fffffffface11288 R12: 0000000000000000 [ 14.582444][ C0] R13: fffffffface1f240 R14: dffffc0000000000 R15: 0000000000014770 [ 14.582448][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) [ 14.582453][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 14.582458][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 14.582460][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) [ 14.582464][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) [ 14.582467][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) [ 14.582473][ C0] do_idle (kernel/sched/idle.c:325) [ 14.582476][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 14.582479][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 14.582483][ C0] start_kernel (init/main.c:1049 (discriminator 1)) [ 14.582487][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) [ 14.582491][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) [ 14.582495][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) | [ 16.163468][ C3] INFO: lockdep is turned off. | [ 16.163644][ C3] Preemption disabled at: | [ 16.163646][ C3] 0x0 | [ 16.163958][ C3] Tainted: [W]=WARN [ 16.163960][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.163962][ C3] Call Trace: [ 16.163964][ C3] [ 16.163966][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 16.163975][ C3] __might_resched (kernel/sched/core.c:8796) [ 16.163982][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) [ 16.163986][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) [ 16.163989][ C3] ? simple_recursive_removal (fs/libfs.c:614) [ 16.163993][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 16.163998][ C3] ? 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) [ 16.164004][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) [ 16.164007][ C3] ? 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) [ 16.164010][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) [ 16.164015][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) [ 16.164018][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) [ 16.164024][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) [ 16.164028][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 16.164033][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 16.164036][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) [ 16.164040][ C3] ? irq_exit_rcu (kernel/softirq.c:698) [ 16.164045][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 16.164049][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 16.164053][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 16.164057][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 16.164059][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 16.164062][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 16.164065][ C3] ? do_idle (kernel/sched/idle.c:325) [ 16.164067][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 16.164070][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) [ 16.164073][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) [ 16.164078][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) [ 16.164082][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 16.164087][ C3] __put_net (net/core/net_namespace.c:732) [ 16.164091][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 16.164095][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 16.164097][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) [ 16.164102][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) [ 16.164105][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) [ 16.164112][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 16.164117][ C3] rcu_core (kernel/rcu/tree.c:2834) [ 16.164122][ C3] handle_softirqs (kernel/softirq.c:579) [ 16.164127][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) [ 16.164130][ C3] irq_exit_rcu (kernel/softirq.c:698) [ 16.164133][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 16.164136][ C3] [ 16.164137][ C3] [ 16.164139][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 16.164142][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 16.164146][ C3] Code: 92 b5 00 c3 cc cc cc cc 0f 1f 00 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 83 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 All code ======== 0: 92 xchg %eax,%edx 1: b5 00 mov $0x0,%ch 3: c3 ret 4: cc int3 5: cc int3 6: cc int3 7: cc int3 8: 0f 1f 00 nopl (%rax) 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 83 37 10 00 verw 0x103783(%rip) # 0x1037ab 28: fb sti 29: f4 hlt 2a:* e9 fc 54 02 00 jmp 0x2552b <-- trapping instruction 2f: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 36: 00 00 00 39: 66 90 xchg %ax,%ax 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: e9 fc 54 02 00 jmp 0x25501 5: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) c: 00 00 00 f: 66 90 xchg %ax,%ax 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 16.164149][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 16.164153][ C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffffac1905d9 [ 16.164155][ C3] RDX: ffffed1006c366fb RSI: ffffffffac453b60 RDI: ffffffffa998d18f [ 16.164157][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c366fa [ 16.164158][ C3] R10: ffff8880361b37d3 R11: ffffffffafa49b10 R12: 0000000000000000 [ 16.164160][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 16.164164][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) [ 16.164167][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 16.164171][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 16.164174][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 16.164177][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) [ 16.164180][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) [ 16.164183][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) [ 16.164188][ C3] do_idle (kernel/sched/idle.c:325) [ 16.164191][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 16.164194][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) [ 16.164197][ C3] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock __might_resched:down_write:simple_recursive_removal:debugfs_remove:ref_tracker_dir_exit schedule_preempt_disabled:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal