[ 15.526372][ C2] [ 15.526513][ C2] ================================ [ 15.526703][ C2] WARNING: inconsistent lock state [ 15.526888][ C2] 6.15.0-rc7-virtme #1 Not tainted [ 15.527073][ C2] -------------------------------- [ 15.527263][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 15.527497][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 15.527732][ C2] ffffffffb97bff78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 15.528068][ C2] {SOFTIRQ-ON-W} state was registered at: [ 15.528254][ C2] __lock_acquire+0x3eb/0x9d0 [ 15.528450][ C2] lock_acquire.part.0+0xb6/0x240 [ 15.528639][ C2] _raw_spin_lock+0x33/0x40 [ 15.528829][ C2] simple_pin_fs+0x24/0x150 [ 15.529016][ C2] start_creating.part.0+0x3f/0x2f0 [ 15.529204][ C2] debugfs_create_dir+0x6a/0x540 [ 15.529395][ C2] component_debug_init+0x17/0x30 [ 15.529583][ C2] do_one_initcall+0x8f/0x1e0 [ 15.529772][ C2] do_initcalls+0x176/0x280 [ 15.529959][ C2] kernel_init_freeable+0x22d/0x300 [ 15.530149][ C2] kernel_init+0x20/0x200 [ 15.530337][ C2] ret_from_fork+0x31/0x70 [ 15.530525][ C2] ret_from_fork_asm+0x1a/0x30 [ 15.530717][ C2] irq event stamp: 275502 [ 15.530863][ C2] hardirqs last enabled at (275502): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.531236][ C2] hardirqs last disabled at (275501): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 15.531610][ C2] softirqs last enabled at (274978): [] handle_softirqs+0x358/0x620 [ 15.531940][ C2] softirqs last disabled at (274985): [] __irq_exit_rcu+0xfa/0x160 [ 15.532268][ C2] [ 15.532268][ C2] other info that might help us debug this: [ 15.532545][ C2] Possible unsafe locking scenario: [ 15.532545][ C2] [ 15.532824][ C2] CPU0 [ 15.532963][ C2] ---- [ 15.533106][ C2] lock(pin_fs_lock); [ 15.533251][ C2] [ 15.533389][ C2] lock(pin_fs_lock); [ 15.533533][ C2] [ 15.533533][ C2] *** DEADLOCK *** [ 15.533533][ C2] [ 15.533814][ C2] 1 lock held by swapper/2/0: [ 15.534009][ C2] #0: ffffffffb95749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 15.534346][ C2] [ 15.534346][ C2] stack backtrace: [ 15.534579][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 15.534584][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.534586][ C2] Call Trace: [ 15.534588][ C2] [ 15.534590][ C2] dump_stack_lvl+0x82/0xd0 [ 15.534596][ C2] print_usage_bug.part.0+0x25f/0x360 [ 15.534601][ C2] mark_lock_irq+0x343/0x400 [ 15.534606][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 15.534612][ C2] ? save_trace+0x52/0x170 [ 15.534617][ C2] mark_lock+0x174/0x2f0 [ 15.534621][ C2] mark_usage+0x46/0x150 [ 15.534625][ C2] __lock_acquire+0x3eb/0x9d0 [ 15.534630][ C2] lock_acquire.part.0+0xb6/0x240 [ 15.534633][ C2] ? simple_pin_fs+0x24/0x150 [ 15.534636][ C2] ? rcu_is_watching+0x12/0xc0 [ 15.534642][ C2] ? lock_acquire+0x10c/0x170 [ 15.534644][ C2] ? simple_pin_fs+0x24/0x150 [ 15.534647][ C2] _raw_spin_lock+0x33/0x40 [ 15.534650][ C2] ? simple_pin_fs+0x24/0x150 [ 15.534653][ C2] simple_pin_fs+0x24/0x150 [ 15.534656][ C2] debugfs_remove+0x35/0x70 [ 15.534659][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 15.534665][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.534668][ C2] ? __sk_destruct+0x383/0x780 [ 15.534673][ C2] ? rcu_do_batch+0x34f/0xf20 [ 15.534677][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.534680][ C2] ? irq_exit_rcu+0xe/0x30 [ 15.534682][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.534687][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.534691][ C2] ? pv_native_safe_halt+0xf/0x20 [ 15.534694][ C2] ? default_idle+0x9/0x10 [ 15.534696][ C2] ? default_idle_call+0x6d/0xb0 [ 15.534699][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.534704][ C2] ? do_idle+0xf6/0x160 [ 15.534707][ C2] ? cpu_startup_entry+0x54/0x60 [ 15.534710][ C2] ? start_secondary+0x213/0x2a0 [ 15.534714][ C2] ? common_startup_64+0x13e/0x148 [ 15.534721][ C2] __put_net+0x19/0x60 [ 15.534725][ C2] __sk_destruct+0x58a/0x780 [ 15.534729][ C2] ? rcu_do_batch+0x34a/0xf20 [ 15.534732][ C2] rcu_do_batch+0x34f/0xf20 [ 15.534736][ C2] ? find_held_lock+0x2b/0x80 [ 15.534740][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.534744][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.534748][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.534751][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.534756][ C2] rcu_core+0x2bb/0x500 [ 15.534760][ C2] handle_softirqs+0x218/0x620 [ 15.534765][ C2] __irq_exit_rcu+0xfa/0x160 [ 15.534767][ C2] irq_exit_rcu+0xe/0x30 [ 15.534770][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.534773][ C2] [ 15.534774][ C2] [ 15.534776][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.534778][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.534783][ C2] Code: 60 b8 00 e9 c3 57 02 00 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 c3 75 13 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 15.534785][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 15.534789][ C2] RAX: 0000000000043227 RBX: 1ffff92000028fc1 RCX: ffffffffb855ba19 [ 15.534791][ C2] RDX: 0000000000000000 RSI: ffffffffb9087785 RDI: ffffffffb8851260 [ 15.534793][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea667a [ 15.534794][ C2] R10: ffff88802f5333d3 R11: 0000000000000000 R12: 0000000000000000 [ 15.534796][ C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000 [ 15.534800][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.534805][ C2] default_idle+0x9/0x10 [ 15.534807][ C2] default_idle_call+0x6d/0xb0 [ 15.534810][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 15.534813][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.534818][ C2] ? tsc_verify_tsc_adjust+0x98/0x300 [ 15.534823][ C2] do_idle+0xf6/0x160 [ 15.534827][ C2] cpu_startup_entry+0x54/0x60 [ 15.534831][ C2] start_secondary+0x213/0x2a0 [ 15.534834][ C2] ? __pfx_start_secondary+0x10/0x10 [ 15.534839][ C2] common_startup_64+0x13e/0x148 [ 15.534846][ C2] [ 15.551426][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 15.551854][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 15.552288][ C2] preempt_count: 101, expected: 0 [ 15.552686][ C2] RCU nest depth: 0, expected: 0 [ 15.552879][ C2] INFO: lockdep is turned off. [ 15.553066][ C2] Preemption disabled at: [ 15.553068][ C2] [<0000000000000000>] 0x0 [ 15.553400][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 15.553404][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.553406][ C2] Call Trace: [ 15.553408][ C2] [ 15.553409][ C2] dump_stack_lvl+0xb0/0xd0 [ 15.553416][ C2] __might_resched+0x360/0x5a0 [ 15.553422][ C2] down_write+0x72/0x210 [ 15.553426][ C2] ? __pfx_down_write+0x10/0x10 [ 15.553430][ C2] ? simple_recursive_removal+0x3a/0x860 [ 15.553434][ C2] ? rcu_is_watching+0x12/0xc0 [ 15.553439][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 15.553444][ C2] simple_recursive_removal+0x166/0x860 [ 15.553447][ C2] ? __pfx_remove_one+0x10/0x10 [ 15.553451][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 15.553455][ C2] debugfs_remove+0x44/0x70 [ 15.553458][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 15.553463][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.553466][ C2] ? __sk_destruct+0x383/0x780 [ 15.553472][ C2] ? rcu_do_batch+0x34f/0xf20 [ 15.553476][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.553479][ C2] ? irq_exit_rcu+0xe/0x30 [ 15.553482][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.553486][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.553490][ C2] ? pv_native_safe_halt+0xf/0x20 [ 15.553493][ C2] ? default_idle+0x9/0x10 [ 15.553495][ C2] ? default_idle_call+0x6d/0xb0 [ 15.553498][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.553503][ C2] ? do_idle+0xf6/0x160 [ 15.553506][ C2] ? cpu_startup_entry+0x54/0x60 [ 15.553509][ C2] ? start_secondary+0x213/0x2a0 [ 15.553514][ C2] ? common_startup_64+0x13e/0x148 [ 15.553521][ C2] __put_net+0x19/0x60 [ 15.553524][ C2] __sk_destruct+0x58a/0x780 [ 15.553528][ C2] ? rcu_do_batch+0x34a/0xf20 [ 15.553531][ C2] rcu_do_batch+0x34f/0xf20 [ 15.553535][ C2] ? find_held_lock+0x2b/0x80 [ 15.553540][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.553544][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.553548][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.553552][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.553557][ C2] rcu_core+0x2bb/0x500 [ 15.553560][ C2] handle_softirqs+0x218/0x620 [ 15.553565][ C2] __irq_exit_rcu+0xfa/0x160 [ 15.553568][ C2] irq_exit_rcu+0xe/0x30 [ 15.553570][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.553573][ C2] [ 15.553575][ C2] [ 15.553576][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.553579][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.553583][ C2] Code: 60 b8 00 e9 c3 57 02 00 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 c3 75 13 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 15.553586][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 15.553589][ C2] RAX: 0000000000043227 RBX: 1ffff92000028fc1 RCX: ffffffffb855ba19 [ 15.553591][ C2] RDX: 0000000000000000 RSI: ffffffffb9087785 RDI: ffffffffb8851260 [ 15.553593][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea667a [ 15.553595][ C2] R10: ffff88802f5333d3 R11: 0000000000000000 R12: 0000000000000000 [ 15.553596][ C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000 [ 15.553600][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.553605][ C2] default_idle+0x9/0x10 [ 15.553607][ C2] default_idle_call+0x6d/0xb0 [ 15.553609][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 15.553613][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.553618][ C2] ? tsc_verify_tsc_adjust+0x98/0x300 [ 15.553623][ C2] do_idle+0xf6/0x160 [ 15.553627][ C2] cpu_startup_entry+0x54/0x60 [ 15.553630][ C2] start_secondary+0x213/0x2a0 [ 15.553634][ C2] ? __pfx_start_secondary+0x10/0x10 [ 15.553639][ C2] common_startup_64+0x13e/0x148 [ 15.553645][ C2] [ 17.318740][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 17.319143][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 214, name: sh [ 17.319460][ C3] preempt_count: 100, expected: 0 [ 17.319665][ C3] RCU nest depth: 1, expected: 0 [ 17.319865][ C3] INFO: lockdep is turned off. [ 17.320074][ C3] Preemption disabled at: [ 17.320076][ C3] [] handle_softirqs+0xe5/0x620 [ 17.320491][ C3] CPU: 3 UID: 0 PID: 214 Comm: sh Tainted: G W 6.15.0-rc7-virtme #1 PREEMPT(full) [ 17.320497][ C3] Tainted: [W]=WARN [ 17.320498][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.320500][ C3] Call Trace: [ 17.320502][ C3] [ 17.320504][ C3] dump_stack_lvl+0xb0/0xd0 [ 17.320511][ C3] __might_resched+0x360/0x5a0 [ 17.320517][ C3] down_write+0x72/0x210 [ 17.320522][ C3] ? __pfx_down_write+0x10/0x10 [ 17.320526][ C3] ? simple_recursive_removal+0x3a/0x860 [ 17.320531][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320539][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 17.320544][ C3] simple_recursive_removal+0x166/0x860 [ 17.320546][ C3] ? __pfx_remove_one+0x10/0x10 [ 17.320551][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 17.320555][ C3] debugfs_remove+0x44/0x70 [ 17.320558][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 17.320563][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 17.320566][ C3] ? __sk_destruct+0x383/0x780 [ 17.320571][ C3] ? rcu_do_batch+0x34f/0xf20 [ 17.320576][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 17.320579][ C3] ? irq_exit_rcu+0xe/0x30 [ 17.320581][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 17.320585][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 17.320589][ C3] ? ftrace_graph_ret_addr+0x9/0x240 [ 17.320593][ C3] ? unwind_next_frame+0xbbd/0x1e10 [ 17.320598][ C3] ? arch_stack_walk+0x8b/0xf0 [ 17.320602][ C3] ? stack_trace_save+0x93/0xd0 [ 17.320607][ C3] ? kasan_save_stack+0x24/0x50 [ 17.320611][ C3] ? kasan_record_aux_stack+0x8c/0xa0 [ 17.320616][ C3] ? __call_rcu_common.constprop.0+0xa1/0x610 [ 17.320620][ C3] ? kmem_cache_free+0x221/0x330 [ 17.320625][ C3] ? bpf_sk_storage_free+0x9f/0x1c0 [ 17.320630][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320635][ C3] __put_net+0x19/0x60 [ 17.320638][ C3] __sk_destruct+0x58a/0x780 [ 17.320642][ C3] ? rcu_do_batch+0x34a/0xf20 [ 17.320645][ C3] rcu_do_batch+0x34f/0xf20 [ 17.320649][ C3] ? clockevents_program_event+0xf6/0x300 [ 17.320652][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320656][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 17.320660][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320664][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 17.320668][ C3] rcu_core+0x2bb/0x500 [ 17.320672][ C3] handle_softirqs+0x218/0x620 [ 17.320676][ C3] __irq_exit_rcu+0xfa/0x160 [ 17.320679][ C3] irq_exit_rcu+0xe/0x30 [ 17.320681][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 17.320684][ C3] [ 17.320686][ C3] [ 17.320687][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 17.320690][ C3] RIP: 0010:ftrace_graph_ret_addr+0x9/0x240 [ 17.320693][ C3] Code: 24 e8 9b bb 4b 00 48 8b 14 24 e9 31 ff ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 49 89 d7 <41> 56 41 55 41 54 55 53 48 83 ec 08 48 81 fa d0 46 bf b5 0f 85 70 [ 17.320696][ C3] RSP: 0018:ffffc900007875d8 EFLAGS: 00000246 [ 17.320700][ C3] RAX: dffffc0000000000 RBX: 1ffff920000f0ec6 RCX: ffffc90000787ee0 [ 17.320702][ C3] RDX: ffffffffb5c7a8b8 RSI: ffffc90000787718 RDI: ffff888005500040 [ 17.320704][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90000787729 [ 17.320705][ C3] R10: ffffffffb5c0c3f7 R11: ffffc90000787728 R12: ffffc90000787740 [ 17.320707][ C3] R13: ffffc900007876e8 R14: ffffffffba3a19ae R15: ffffffffb5c7a8b8 [ 17.320709][ C3] ? do_group_exit+0xb8/0x260 [ 17.320714][ C3] ? unwind_next_frame+0x147/0x1e10 [ 17.320718][ C3] ? do_group_exit+0xb8/0x260 [ 17.320723][ C3] unwind_next_frame+0xbbd/0x1e10 [ 17.320726][ C3] ? do_exit+0x426/0xc10 [ 17.320731][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 17.320736][ C3] ? do_exit+0x426/0xc10 [ 17.320738][ C3] ? kernel_text_address+0x17/0xe0 [ 17.320743][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 17.320747][ C3] arch_stack_walk+0x8b/0xf0 [ 17.320752][ C3] ? do_group_exit+0xb8/0x260 [ 17.320756][ C3] stack_trace_save+0x93/0xd0 [ 17.320760][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 17.320764][ C3] ? stack_depot_save_flags+0x15a/0x7a0 [ 17.320768][ C3] kasan_save_stack+0x24/0x50 [ 17.320771][ C3] ? kasan_save_stack+0x24/0x50 [ 17.320774][ C3] ? kasan_record_aux_stack+0x8c/0xa0 [ 17.320777][ C3] ? __call_rcu_common.constprop.0+0xa1/0x610 [ 17.320780][ C3] ? kmem_cache_free+0x221/0x330 [ 17.320783][ C3] ? unlink_anon_vmas+0x43e/0x920 [ 17.320788][ C3] ? free_pgtables+0x25b/0x6e0 [ 17.320792][ C3] ? exit_mmap+0x30d/0x800 [ 17.320795][ C3] ? mmput+0xb8/0x3e0 [ 17.320799][ C3] ? exit_mm+0x146/0x1d0 [ 17.320801][ C3] ? do_exit+0x426/0xc10 [ 17.320804][ C3] ? unlink_anon_vmas+0x4ef/0x920 [ 17.320807][ C3] ? do_raw_spin_lock+0x130/0x270 [ 17.320810][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 17.320813][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320817][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320821][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 17.320824][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 17.320828][ C3] ? debug_object_active_state+0x2f5/0x400 [ 17.320835][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320838][ C3] ? __virt_addr_valid+0x22e/0x450 [ 17.320842][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320845][ C3] ? trace_lock_release+0x2a/0xd0 [ 17.320848][ C3] ? lock_release+0x13/0xc0 [ 17.320851][ C3] ? __virt_addr_valid+0x23d/0x450 [ 17.320853][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320857][ C3] kasan_record_aux_stack+0x8c/0xa0 [ 17.320860][ C3] ? __pfx_free_object_rcu+0x10/0x10 [ 17.320865][ C3] __call_rcu_common.constprop.0+0xa1/0x610 [ 17.320869][ C3] kmem_cache_free+0x221/0x330 [ 17.320876][ C3] ? unlink_anon_vmas+0x43e/0x920 [ 17.320880][ C3] unlink_anon_vmas+0x43e/0x920 [ 17.320883][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320888][ C3] free_pgtables+0x25b/0x6e0 [ 17.320893][ C3] ? __pfx_free_pgtables+0x10/0x10 [ 17.320896][ C3] ? lock_acquire+0x10c/0x170 [ 17.320898][ C3] ? exit_mmap+0x190/0x800 [ 17.320901][ C3] ? down_write+0x152/0x210 [ 17.320904][ C3] ? __pfx_down_write+0x10/0x10 [ 17.320907][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.320911][ C3] ? trace_lock_release+0x2a/0xd0 [ 17.320914][ C3] exit_mmap+0x30d/0x800 [ 17.320918][ C3] ? __pfx_exit_mmap+0x10/0x10 [ 17.320920][ C3] ? __mutex_lock+0x19c/0xcd0 [ 17.320924][ C3] ? lock_release+0x13/0xc0 [ 17.320927][ C3] ? __mutex_unlock_slowpath+0x144/0x400 [ 17.320934][ C3] mmput+0xb8/0x3e0 [ 17.320939][ C3] exit_mm+0x146/0x1d0 [ 17.320942][ C3] do_exit+0x426/0xc10 [ 17.320946][ C3] do_group_exit+0xb8/0x260 [ 17.320949][ C3] __x64_sys_exit_group+0x3e/0x50 [ 17.320953][ C3] x64_sys_call+0xf76/0x18a0 [ 17.320956][ C3] do_syscall_64+0xc1/0x1d0 [ 17.320960][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 17.320962][ C3] RIP: 0033:0x7fe7aaff2abd [ 17.320966][ C3] Code: Unable to access opcode bytes at 0x7fe7aaff2a93. [ 17.320967][ C3] RSP: 002b:00007fff518d5d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.320970][ C3] RAX: ffffffffffffffda RBX: 00007fe7ab0cf9c0 RCX: 00007fe7aaff2abd [ 17.320972][ C3] RDX: 00000000000000e7 RSI: ffffffffffffff80 RDI: 0000000000000000 [ 17.320973][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000030 [ 17.320975][ C3] R10: 00007fff518d5c00 R11: 0000000000000246 R12: 00007fe7ab0cf9c0 [ 17.320977][ C3] R13: 00007fe7ab0d4ee0 R14: 0000000000000001 R15: 00007fe7ab0d4ec8 [ 17.320982][ C3]