====================================== | [ 15.386363][ C0] 1 lock held by swapper/0/0: | [ 15.386575][ C0] #0: ffffffffae9774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) | [ 15.386949][ C0] | [ 15.386949][ C0] stack backtrace: [ 15.387212][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.387214][ C0] Call Trace: [ 15.387216][ C0] [ 15.387218][ C0] dump_stack_lvl (lib/dump_stack.c:123) [ 15.387224][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) [ 15.387229][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) [ 15.387232][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) [ 15.387237][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) [ 15.387241][ C0] ? save_trace (kernel/locking/lockdep.c:595) [ 15.387247][ C0] mark_lock (kernel/locking/lockdep.c:4756) [ 15.387251][ C0] mark_usage (kernel/locking/lockdep.c:4645) [ 15.387254][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) [ 15.387257][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) [ 15.387261][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) [ 15.387264][ C0] ? simple_pin_fs (fs/libfs.c:1067) [ 15.387269][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 15.387274][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) [ 15.387276][ C0] ? simple_pin_fs (fs/libfs.c:1067) [ 15.387281][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) [ 15.387284][ C0] ? simple_pin_fs (fs/libfs.c:1067) [ 15.387287][ C0] simple_pin_fs (fs/libfs.c:1067) [ 15.387291][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) [ 15.387295][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) [ 15.387300][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) [ 15.387304][ 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) [ 15.387310][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 15.387313][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) [ 15.387316][ C0] ? irq_exit_rcu (kernel/softirq.c:698) [ 15.387319][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 15.387324][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 15.387328][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 15.387331][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 15.387334][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 15.387336][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 15.387340][ C0] ? do_idle (kernel/sched/idle.c:325) [ 15.387342][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 15.387345][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 15.387348][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) [ 15.387353][ C0] __put_net (net/core/net_namespace.c:732) [ 15.387357][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 15.387361][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 15.387363][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) [ 15.387367][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 15.387371][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) [ 15.387374][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 15.387378][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 15.387381][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 15.387386][ C0] rcu_core (kernel/rcu/tree.c:2834) [ 15.387390][ C0] handle_softirqs (kernel/softirq.c:579) [ 15.387396][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) [ 15.387398][ C0] irq_exit_rcu (kernel/softirq.c:698) [ 15.387401][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 15.387405][ C0] [ 15.387406][ C0] [ 15.387408][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 15.387410][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 15.387414][ 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 [ 15.387418][ C0] RSP: 0018:ffffffffae607df8 EFLAGS: 00000246 [ 15.387421][ C0] RAX: 000000000006b4cf RBX: 1ffffffff5cc0fc3 RCX: ffffffffad9905d9 [ 15.387423][ C0] RDX: 0000000000000000 RSI: ffffffffae48f4e4 RDI: ffffffffadc53be0 [ 15.387424][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005e866fa [ 15.387426][ C0] R10: ffff88802f4337d3 R11: ffffffffae611288 R12: 0000000000000000 [ 15.387428][ C0] R13: ffffffffae61f240 R14: dffffc0000000000 R15: 0000000000014770 [ 15.387431][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) [ 15.387436][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 15.387439][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 15.387441][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) [ 15.387444][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) [ 15.387448][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) [ 15.387453][ C0] do_idle (kernel/sched/idle.c:325) [ 15.387457][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 15.387460][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 15.387463][ C0] start_kernel (init/main.c:1049 (discriminator 1)) [ 15.387467][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) [ 15.387472][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) [ 15.387475][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) | [ 15.406456][ C0] RCU nest depth: 0, expected: 0 | [ 15.406777][ C0] INFO: lockdep is turned off. | [ 15.406970][ C0] Preemption disabled at: | [ 15.406972][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) [ 15.407554][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.407556][ C0] Call Trace: [ 15.407557][ C0] [ 15.407559][ C0] dump_stack_lvl (lib/dump_stack.c:123) [ 15.407564][ C0] __might_resched (kernel/sched/core.c:8796) [ 15.407571][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) [ 15.407575][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) [ 15.407578][ C0] ? simple_recursive_removal (fs/libfs.c:614) [ 15.407582][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 15.407587][ 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) [ 15.407592][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) [ 15.407595][ 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) [ 15.407598][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) [ 15.407603][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) [ 15.407606][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) [ 15.407612][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) [ 15.407616][ 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) [ 15.407621][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 15.407624][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) [ 15.407627][ C0] ? irq_exit_rcu (kernel/softirq.c:698) [ 15.407632][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 15.407637][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 15.407640][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 15.407644][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 15.407647][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 15.407649][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 15.407653][ C0] ? do_idle (kernel/sched/idle.c:325) [ 15.407655][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 15.407657][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 15.407660][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) [ 15.407667][ C0] __put_net (net/core/net_namespace.c:732) [ 15.407671][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 15.407675][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 15.407678][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) [ 15.407681][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) [ 15.407687][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) [ 15.407690][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 15.407694][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) [ 15.407697][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 15.407702][ C0] rcu_core (kernel/rcu/tree.c:2834) [ 15.407706][ C0] handle_softirqs (kernel/softirq.c:579) [ 15.407712][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) [ 15.407715][ C0] irq_exit_rcu (kernel/softirq.c:698) [ 15.407717][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 15.407721][ C0] [ 15.407722][ C0] [ 15.407723][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 15.407726][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 15.407730][ 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 [ 15.407732][ C0] RSP: 0018:ffffffffae607df8 EFLAGS: 00000246 [ 15.407735][ C0] RAX: 000000000006b4cf RBX: 1ffffffff5cc0fc3 RCX: ffffffffad9905d9 [ 15.407737][ C0] RDX: 0000000000000000 RSI: ffffffffae48f4e4 RDI: ffffffffadc53be0 [ 15.407739][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005e866fa [ 15.407740][ C0] R10: ffff88802f4337d3 R11: ffffffffae611288 R12: 0000000000000000 [ 15.407742][ C0] R13: ffffffffae61f240 R14: dffffc0000000000 R15: 0000000000014770 [ 15.407746][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) [ 15.407750][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 15.407753][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 15.407755][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) [ 15.407758][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) [ 15.407762][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) [ 15.407768][ C0] do_idle (kernel/sched/idle.c:325) [ 15.407771][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 15.407774][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) [ 15.407778][ C0] start_kernel (init/main.c:1049 (discriminator 1)) [ 15.407782][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) [ 15.407786][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) [ 15.407790][ C0] common_startup_64 (arch/x86/kernel/head_64.S:419) | [ 17.220430][ C3] INFO: lockdep is turned off. | [ 17.220605][ C3] Preemption disabled at: | [ 17.220607][ C3] 0x0 | [ 17.220924][ C3] Tainted: [W]=WARN [ 17.220926][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.220928][ C3] Call Trace: [ 17.220930][ C3] [ 17.220932][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 17.220941][ C3] __might_resched (kernel/sched/core.c:8796) [ 17.220948][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) [ 17.220953][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) [ 17.220956][ C3] ? simple_recursive_removal (fs/libfs.c:614) [ 17.220960][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 17.220965][ 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) [ 17.220970][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) [ 17.220973][ 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) [ 17.220976][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) [ 17.220982][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) [ 17.220985][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) [ 17.220991][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) [ 17.220994][ 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) [ 17.221000][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 17.221003][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) [ 17.221006][ C3] ? irq_exit_rcu (kernel/softirq.c:698) [ 17.221011][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 17.221017][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 17.221020][ C3] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 17.221024][ C3] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 17.221026][ C3] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 17.221029][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 17.221032][ C3] ? do_idle (kernel/sched/idle.c:325) [ 17.221034][ C3] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 17.221037][ C3] ? start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) [ 17.221040][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:419) [ 17.221045][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) [ 17.221049][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) [ 17.221054][ C3] __put_net (net/core/net_namespace.c:732) [ 17.221057][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) [ 17.221061][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) [ 17.221064][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) [ 17.221069][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) [ 17.221072][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) [ 17.221079][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) [ 17.221084][ C3] rcu_core (kernel/rcu/tree.c:2834) [ 17.221089][ C3] handle_softirqs (kernel/softirq.c:579) [ 17.221095][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) [ 17.221098][ C3] irq_exit_rcu (kernel/softirq.c:698) [ 17.221100][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) [ 17.221104][ C3] [ 17.221105][ C3] [ 17.221107][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 17.221110][ C3] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) [ 17.221114][ 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 [ 17.221117][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 17.221121][ C3] RAX: 0000000000000003 RBX: 1ffff9200002afc1 RCX: ffffffffad9905d9 [ 17.221123][ C3] RDX: ffffed1005eb66fb RSI: ffffffffadc53b60 RDI: ffffffffab18d18f [ 17.221125][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1005eb66fa [ 17.221127][ C3] R10: ffff88802f5b37d3 R11: ffffffffb12f15a0 R12: 0000000000000000 [ 17.221128][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 17.221132][ C3] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) [ 17.221135][ C3] ? cpuidle_idle_call (kernel/sched/idle.c:186) [ 17.221139][ C3] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) [ 17.221142][ C3] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) [ 17.221144][ C3] cpuidle_idle_call (kernel/sched/idle.c:186) [ 17.221148][ C3] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) [ 17.221151][ C3] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) [ 17.221156][ C3] do_idle (kernel/sched/idle.c:325) [ 17.221159][ C3] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) [ 17.221162][ C3] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) [ 17.221164][ 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