[ 14.850809][ C0] [ 14.850955][ C0] ================================ [ 14.851163][ C0] WARNING: inconsistent lock state [ 14.851373][ C0] 6.15.0-virtme #1 Not tainted [ 14.851583][ C0] -------------------------------- [ 14.851786][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 14.852040][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 14.852297][ C0] ffffffffa97c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 14.852668][ C0] {SOFTIRQ-ON-W} state was registered at: [ 14.852875][ C0] __lock_acquire+0x20b/0x7e0 [ 14.853087][ C0] lock_acquire.part.0+0xb6/0x240 [ 14.853293][ C0] _raw_spin_lock+0x33/0x40 [ 14.853501][ C0] simple_pin_fs+0x24/0x150 [ 14.853705][ C0] start_creating.part.0+0x52/0x310 [ 14.853913][ C0] debugfs_create_dir+0x6a/0x540 [ 14.854119][ C0] component_debug_init+0x17/0x30 [ 14.854326][ C0] do_one_initcall+0x8f/0x1e0 [ 14.854534][ C0] do_initcalls+0x176/0x280 [ 14.854744][ C0] kernel_init_freeable+0x22d/0x300 [ 14.854950][ C0] kernel_init+0x20/0x200 [ 14.855151][ C0] ret_from_fork+0x240/0x320 [ 14.855358][ C0] ret_from_fork_asm+0x1a/0x30 [ 14.855564][ C0] irq event stamp: 470834 [ 14.855721][ C0] hardirqs last enabled at (470834): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.856132][ C0] hardirqs last disabled at (470833): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 14.856542][ C0] softirqs last enabled at (468808): [] handle_softirqs+0x358/0x620 [ 14.856902][ C0] softirqs last disabled at (468851): [] __irq_exit_rcu+0xfa/0x160 [ 14.857268][ C0] [ 14.857268][ C0] other info that might help us debug this: [ 14.857574][ C0] Possible unsafe locking scenario: [ 14.857574][ C0] [ 14.857879][ C0] CPU0 [ 14.858032][ C0] ---- [ 14.858188][ C0] lock(pin_fs_lock); [ 14.858346][ C0] [ 14.858518][ C0] lock(pin_fs_lock); [ 14.858673][ C0] [ 14.858673][ C0] *** DEADLOCK *** [ 14.858673][ C0] [ 14.858978][ C0] 1 lock held by swapper/0/0: [ 14.859185][ C0] #0: ffffffffa95774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 14.859549][ C0] [ 14.859549][ C0] stack backtrace: [ 14.859809][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 14.859813][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.859815][ C0] Call Trace: [ 14.859817][ C0] [ 14.859819][ C0] dump_stack_lvl+0x82/0xd0 [ 14.859825][ C0] print_usage_bug.part.0+0x25f/0x360 [ 14.859829][ C0] mark_lock_irq+0x343/0x400 [ 14.859833][ C0] ? is_bpf_text_address+0x67/0x120 [ 14.859838][ C0] ? __lock_release+0x5d/0x170 [ 14.859842][ C0] ? save_trace+0x52/0x170 [ 14.859848][ C0] mark_lock+0x174/0x2f0 [ 14.859852][ C0] mark_usage+0x46/0x150 [ 14.859854][ C0] __lock_acquire+0x20b/0x7e0 [ 14.859858][ C0] ? __lock_acquire+0x44d/0x7e0 [ 14.859862][ C0] lock_acquire.part.0+0xb6/0x240 [ 14.859865][ C0] ? simple_pin_fs+0x24/0x150 [ 14.859869][ C0] ? rcu_is_watching+0x12/0xc0 [ 14.859873][ C0] ? lock_acquire+0x10c/0x170 [ 14.859876][ C0] ? simple_pin_fs+0x24/0x150 [ 14.859880][ C0] _raw_spin_lock+0x33/0x40 [ 14.859883][ C0] ? simple_pin_fs+0x24/0x150 [ 14.859887][ C0] simple_pin_fs+0x24/0x150 [ 14.859891][ C0] debugfs_remove+0x35/0x70 [ 14.859894][ C0] ref_tracker_dir_exit+0xcf/0x740 [ 14.859900][ C0] ? __pfx_ref_tracker_free+0x10/0x10 [ 14.859903][ C0] ? __sk_destruct+0x383/0x780 [ 14.859909][ C0] ? rcu_do_batch+0x34c/0xf20 [ 14.859911][ C0] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 14.859914][ C0] ? irq_exit_rcu+0xe/0x30 [ 14.859917][ C0] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.859922][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.859925][ C0] ? pv_native_safe_halt+0xf/0x20 [ 14.859929][ C0] ? default_idle+0x9/0x10 [ 14.859931][ C0] ? default_idle_call+0x6d/0xb0 [ 14.859934][ C0] ? cpuidle_idle_call+0x26f/0x3a0 [ 14.859937][ C0] ? do_idle+0xf6/0x160 [ 14.859939][ C0] ? cpu_startup_entry+0x54/0x60 [ 14.859941][ C0] ? rest_init+0x14b/0x260 [ 14.859944][ C0] ? start_kernel+0x350/0x410 [ 14.859949][ C0] __put_net+0x19/0x60 [ 14.859953][ C0] __sk_destruct+0x58a/0x780 [ 14.859957][ C0] ? rcu_do_batch+0x34a/0xf20 [ 14.859959][ C0] rcu_do_batch+0x34c/0xf20 [ 14.859962][ C0] ? find_held_lock+0x2b/0x80 [ 14.859966][ C0] ? __pfx_rcu_do_batch+0x10/0x10 [ 14.859970][ C0] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.859973][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.859976][ C0] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 14.859981][ C0] rcu_core+0x2bb/0x500 [ 14.859985][ C0] handle_softirqs+0x218/0x620 [ 14.859991][ C0] __irq_exit_rcu+0xfa/0x160 [ 14.859993][ C0] irq_exit_rcu+0xe/0x30 [ 14.859996][ C0] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.860000][ C0] [ 14.860001][ C0] [ 14.860002][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.860005][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 14.860009][ 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 [ 14.860012][ C0] RSP: 0000:ffffffffa9207df8 EFLAGS: 00000246 [ 14.860015][ C0] RAX: 0000000000072771 RBX: 1ffffffff5240fc3 RCX: ffffffffa85905d9 [ 14.860017][ C0] RDX: 0000000000000000 RSI: ffffffffa908f4e4 RDI: ffffffffa8853be0 [ 14.860019][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005e866fa [ 14.860020][ C0] R10: ffff88802f4337d3 R11: ffffffffa9211288 R12: 0000000000000000 [ 14.860022][ C0] R13: ffffffffa921f240 R14: dffffc0000000000 R15: 0000000000014770 [ 14.860026][ C0] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 14.860030][ C0] default_idle+0x9/0x10 [ 14.860033][ C0] default_idle_call+0x6d/0xb0 [ 14.860035][ C0] cpuidle_idle_call+0x26f/0x3a0 [ 14.860039][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 14.860042][ C0] ? tsc_verify_tsc_adjust+0x98/0x310 [ 14.860047][ C0] do_idle+0xf6/0x160 [ 14.860051][ C0] cpu_startup_entry+0x54/0x60 [ 14.860054][ C0] rest_init+0x14b/0x260 [ 14.860057][ C0] start_kernel+0x350/0x410 [ 14.860061][ C0] x86_64_start_reservations+0x18/0x30 [ 14.860066][ C0] x86_64_start_kernel+0xf8/0x150 [ 14.860069][ C0] common_startup_64+0x13e/0x148 [ 14.860079][ C0] [ 14.877910][ C0] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 14.878245][ C0] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 [ 14.878841][ C0] preempt_count: 101, expected: 0 [ 14.879035][ C0] RCU nest depth: 0, expected: 0 [ 14.879226][ C0] INFO: lockdep is turned off. [ 14.879425][ C0] Preemption disabled at: [ 14.879427][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 14.879862][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 14.879867][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.879868][ C0] Call Trace: [ 14.879870][ C0] [ 14.879871][ C0] dump_stack_lvl+0xb0/0xd0 [ 14.879877][ C0] __might_resched+0x360/0x5a0 [ 14.879883][ C0] down_write+0x72/0x210 [ 14.879887][ C0] ? __pfx_down_write+0x10/0x10 [ 14.879890][ C0] ? simple_recursive_removal+0x33/0x610 [ 14.879894][ C0] ? rcu_is_watching+0x12/0xc0 [ 14.879899][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 14.879904][ C0] simple_recursive_removal+0x6a/0x610 [ 14.879907][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 14.879910][ C0] ? __pfx_remove_one+0x10/0x10 [ 14.879915][ C0] debugfs_remove+0x44/0x70 [ 14.879918][ C0] ref_tracker_dir_exit+0xcf/0x740 [ 14.879923][ C0] ? __pfx_ref_tracker_free+0x10/0x10 [ 14.879927][ C0] ? __sk_destruct+0x383/0x780 [ 14.879931][ C0] ? rcu_do_batch+0x34c/0xf20 [ 14.879934][ C0] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 14.879937][ C0] ? irq_exit_rcu+0xe/0x30 [ 14.879941][ C0] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.879946][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.879950][ C0] ? pv_native_safe_halt+0xf/0x20 [ 14.879953][ C0] ? default_idle+0x9/0x10 [ 14.879956][ C0] ? default_idle_call+0x6d/0xb0 [ 14.879958][ C0] ? cpuidle_idle_call+0x26f/0x3a0 [ 14.879961][ C0] ? do_idle+0xf6/0x160 [ 14.879964][ C0] ? cpu_startup_entry+0x54/0x60 [ 14.879966][ C0] ? rest_init+0x14b/0x260 [ 14.879969][ C0] ? start_kernel+0x350/0x410 [ 14.879976][ C0] __put_net+0x19/0x60 [ 14.879979][ C0] __sk_destruct+0x58a/0x780 [ 14.879983][ C0] ? rcu_do_batch+0x34a/0xf20 [ 14.879986][ C0] rcu_do_batch+0x34c/0xf20 [ 14.879989][ C0] ? find_held_lock+0x2b/0x80 [ 14.879994][ C0] ? __pfx_rcu_do_batch+0x10/0x10 [ 14.879998][ C0] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 14.880002][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.880004][ C0] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 14.880009][ C0] rcu_core+0x2bb/0x500 [ 14.880014][ C0] handle_softirqs+0x218/0x620 [ 14.880019][ C0] __irq_exit_rcu+0xfa/0x160 [ 14.880022][ C0] irq_exit_rcu+0xe/0x30 [ 14.880025][ C0] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 14.880028][ C0] [ 14.880029][ C0] [ 14.880031][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.880033][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 14.880037][ 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 [ 14.880040][ C0] RSP: 0000:ffffffffa9207df8 EFLAGS: 00000246 [ 14.880043][ C0] RAX: 0000000000072771 RBX: 1ffffffff5240fc3 RCX: ffffffffa85905d9 [ 14.880045][ C0] RDX: 0000000000000000 RSI: ffffffffa908f4e4 RDI: ffffffffa8853be0 [ 14.880047][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005e866fa [ 14.880048][ C0] R10: ffff88802f4337d3 R11: ffffffffa9211288 R12: 0000000000000000 [ 14.880050][ C0] R13: ffffffffa921f240 R14: dffffc0000000000 R15: 0000000000014770 [ 14.880054][ C0] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 14.880058][ C0] default_idle+0x9/0x10 [ 14.880061][ C0] default_idle_call+0x6d/0xb0 [ 14.880064][ C0] cpuidle_idle_call+0x26f/0x3a0 [ 14.880067][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 14.880071][ C0] ? tsc_verify_tsc_adjust+0x98/0x310 [ 14.880076][ C0] do_idle+0xf6/0x160 [ 14.880079][ C0] cpu_startup_entry+0x54/0x60 [ 14.880082][ C0] rest_init+0x14b/0x260 [ 14.880086][ C0] start_kernel+0x350/0x410 [ 14.880090][ C0] x86_64_start_reservations+0x18/0x30 [ 14.880094][ C0] x86_64_start_kernel+0xf8/0x150 [ 14.880098][ C0] common_startup_64+0x13e/0x148 [ 14.880107][ C0] [ 16.485713][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 16.486192][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 214, name: sh [ 16.486515][ C3] preempt_count: 100, expected: 0 [ 16.486729][ C3] RCU nest depth: 1, expected: 0 [ 16.486949][ C3] INFO: lockdep is turned off. [ 16.487158][ C3] Preemption disabled at: [ 16.487160][ C3] [] handle_softirqs+0xe5/0x620 [ 16.487593][ C3] CPU: 3 UID: 0 PID: 214 Comm: sh Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 16.487598][ C3] Tainted: [W]=WARN [ 16.487599][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.487601][ C3] Call Trace: [ 16.487603][ C3] [ 16.487605][ C3] dump_stack_lvl+0xb0/0xd0 [ 16.487613][ C3] __might_resched+0x360/0x5a0 [ 16.487620][ C3] down_write+0x72/0x210 [ 16.487624][ C3] ? __pfx_down_write+0x10/0x10 [ 16.487627][ C3] ? simple_recursive_removal+0x33/0x610 [ 16.487631][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487636][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 16.487642][ C3] simple_recursive_removal+0x6a/0x610 [ 16.487645][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 16.487648][ C3] ? __pfx_remove_one+0x10/0x10 [ 16.487654][ C3] debugfs_remove+0x44/0x70 [ 16.487657][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 16.487663][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 16.487666][ C3] ? __sk_destruct+0x383/0x780 [ 16.487672][ C3] ? rcu_do_batch+0x34c/0xf20 [ 16.487675][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 16.487678][ C3] ? irq_exit_rcu+0xe/0x30 [ 16.487681][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.487687][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.487690][ C3] ? unwind_next_frame+0x2aa/0x1e10 [ 16.487694][ C3] ? arch_stack_walk+0x8b/0xf0 [ 16.487699][ C3] ? stack_trace_save+0x93/0xd0 [ 16.487703][ C3] ? kasan_save_stack+0x24/0x50 [ 16.487708][ C3] ? kasan_save_track+0x14/0x30 [ 16.487711][ C3] ? __kasan_slab_alloc+0x59/0x70 [ 16.487714][ C3] ? kmem_cache_alloc_noprof+0x10b/0x330 [ 16.487719][ C3] ? __alloc_object+0x2f/0x2e0 [ 16.487724][ C3] ? bpf_sk_storage_free+0x9f/0x1c0 [ 16.487728][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487732][ C3] __put_net+0x19/0x60 [ 16.487736][ C3] __sk_destruct+0x58a/0x780 [ 16.487740][ C3] ? rcu_do_batch+0x34a/0xf20 [ 16.487742][ C3] rcu_do_batch+0x34c/0xf20 [ 16.487747][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 16.487750][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487753][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 16.487760][ C3] rcu_core+0x2bb/0x500 [ 16.487765][ C3] handle_softirqs+0x218/0x620 [ 16.487770][ C3] __irq_exit_rcu+0xfa/0x160 [ 16.487773][ C3] irq_exit_rcu+0xe/0x30 [ 16.487776][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.487780][ C3] [ 16.487781][ C3] [ 16.487783][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.487786][ C3] RIP: 0010:unwind_next_frame+0x2aa/0x1e10 [ 16.487790][ C3] Code: 41 0f b6 46 05 83 e0 07 0f 84 f1 01 00 00 3c 01 0f 84 11 02 00 00 49 8d 76 04 4c 89 f9 48 b8 00 00 00 00 00 fc ff df 48 89 f2 <48> c1 e9 03 48 89 74 24 20 48 c1 ea 03 0f b6 14 02 0f b6 04 01 48 [ 16.487792][ C3] RSP: 0018:ffffc90000aa74c8 EFLAGS: 00000202 [ 16.487796][ C3] RAX: dffffc0000000000 RBX: 1ffff92000154ea2 RCX: ffffffffaa48b11f [ 16.487798][ C3] RDX: ffffffffaa48b11e RSI: ffffffffaa48b11e RDI: ffffffffaa106b0c [ 16.487800][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90000aa7609 [ 16.487802][ C3] R10: ffffffffa5c12687 R11: ffffc90000aa7608 R12: ffffc90000aa7620 [ 16.487803][ C3] R13: ffffc90000aa75c8 R14: ffffffffaa48b11a R15: ffffffffaa48b11f [ 16.487806][ C3] ? unwind_next_frame+0x147/0x1e10 [ 16.487812][ C3] ? unwind_next_frame+0x244/0x1e10 [ 16.487815][ C3] ? kmem_cache_free+0xf3/0x330 [ 16.487820][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 16.487824][ C3] ? kmem_cache_free+0xf3/0x330 [ 16.487827][ C3] ? kernel_text_address+0x17/0xe0 [ 16.487831][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 16.487834][ C3] arch_stack_walk+0x8b/0xf0 [ 16.487840][ C3] ? kmem_cache_free+0xf3/0x330 [ 16.487844][ C3] stack_trace_save+0x93/0xd0 [ 16.487847][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 16.487850][ C3] ? is_bpf_text_address+0x67/0x120 [ 16.487855][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487858][ C3] kasan_save_stack+0x24/0x50 [ 16.487861][ C3] ? kasan_save_stack+0x24/0x50 [ 16.487864][ C3] ? kasan_save_track+0x14/0x30 [ 16.487867][ C3] ? __kasan_slab_alloc+0x59/0x70 [ 16.487869][ C3] ? kmem_cache_alloc_noprof+0x10b/0x330 [ 16.487872][ C3] ? __alloc_object+0x2f/0x2e0 [ 16.487875][ C3] ? __create_object+0x22/0xb0 [ 16.487878][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 16.487882][ C3] ? kmem_cache_free+0xf3/0x330 [ 16.487885][ C3] ? check_bytes_and_report+0x6d/0x150 [ 16.487890][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487893][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 16.487897][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 16.487902][ C3] ? get_partial_node.part.0+0x1c2/0x3b0 [ 16.487907][ C3] ? ___slab_alloc+0x4b2/0x1170 [ 16.487910][ C3] ? __alloc_object+0x2f/0x2e0 [ 16.487913][ C3] ? kmem_cache_free+0x71/0x330 [ 16.487916][ C3] ? __put_anon_vma+0xf4/0x320 [ 16.487921][ C3] ? __alloc_object+0x2f/0x2e0 [ 16.487925][ C3] kasan_save_track+0x14/0x30 [ 16.487928][ C3] __kasan_slab_alloc+0x59/0x70 [ 16.487932][ C3] kmem_cache_alloc_noprof+0x10b/0x330 [ 16.487935][ C3] ? kmem_cache_free+0xf3/0x330 [ 16.487939][ C3] __alloc_object+0x2f/0x2e0 [ 16.487943][ C3] __create_object+0x22/0xb0 [ 16.487947][ C3] __kmalloc_cache_noprof+0x2bb/0x360 [ 16.487952][ C3] kmem_cache_free+0xf3/0x330 [ 16.487956][ C3] ? __put_anon_vma+0xf4/0x320 [ 16.487960][ C3] __put_anon_vma+0xf4/0x320 [ 16.487963][ C3] unlink_anon_vmas+0x4ef/0x920 [ 16.487966][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487970][ C3] free_pgtables+0x25b/0x6e0 [ 16.487976][ C3] ? __pfx_free_pgtables+0x10/0x10 [ 16.487979][ C3] ? lock_acquire+0x10c/0x170 [ 16.487982][ C3] ? exit_mmap+0x190/0x800 [ 16.487987][ C3] ? down_write+0x152/0x210 [ 16.487990][ C3] ? __pfx_down_write+0x10/0x10 [ 16.487993][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.487996][ C3] ? trace_lock_release+0x2a/0xd0 [ 16.488002][ C3] exit_mmap+0x30d/0x800 [ 16.488007][ C3] ? __pfx_exit_mmap+0x10/0x10 [ 16.488010][ C3] ? __mutex_lock+0x19c/0xcd0 [ 16.488014][ C3] ? lock_release+0x13/0xc0 [ 16.488017][ C3] ? __mutex_unlock_slowpath+0x144/0x400 [ 16.488026][ C3] mmput+0xb8/0x3f0 [ 16.488030][ C3] exit_mm+0x146/0x1d0 [ 16.488034][ C3] do_exit+0x433/0xc20 [ 16.488038][ C3] do_group_exit+0xb8/0x260 [ 16.488042][ C3] __x64_sys_exit_group+0x3e/0x50 [ 16.488046][ C3] x64_sys_call+0xf76/0x18a0 [ 16.488050][ C3] do_syscall_64+0xc1/0x380 [ 16.488054][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 16.488056][ C3] RIP: 0033:0x7f7b959b3abd [ 16.488060][ C3] Code: Unable to access opcode bytes at 0x7f7b959b3a93. [ 16.488061][ C3] RSP: 002b:00007ffc857393a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.488064][ C3] RAX: ffffffffffffffda RBX: 00007f7b95a909c0 RCX: 00007f7b959b3abd [ 16.488066][ C3] RDX: 00000000000000e7 RSI: ffffffffffffff80 RDI: 0000000000000000 [ 16.488067][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000030 [ 16.488069][ C3] R10: 00007ffc85739230 R11: 0000000000000246 R12: 00007f7b95a909c0 [ 16.488070][ C3] R13: 00007f7b95a95ee0 R14: 0000000000000001 R15: 00007f7b95a95ec8 [ 16.488076][ C3]