[ 15.635796][ C0] [ 15.635938][ C0] ================================ [ 15.636144][ C0] WARNING: inconsistent lock state [ 15.636352][ C0] 6.15.0-rc7-virtme #1 Not tainted [ 15.636561][ C0] -------------------------------- [ 15.636771][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 15.637023][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 15.637284][ C0] ffffffff9abbff78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 15.637649][ C0] {SOFTIRQ-ON-W} state was registered at: [ 15.637863][ C0] __lock_acquire+0x3eb/0x9d0 [ 15.638072][ C0] lock_acquire.part.0+0xb6/0x240 [ 15.638279][ C0] _raw_spin_lock+0x33/0x40 [ 15.638484][ C0] simple_pin_fs+0x24/0x150 [ 15.638686][ C0] start_creating.part.0+0x3f/0x2f0 [ 15.638892][ C0] debugfs_create_dir+0x6a/0x540 [ 15.639097][ C0] component_debug_init+0x17/0x30 [ 15.639302][ C0] do_one_initcall+0x8f/0x1e0 [ 15.639507][ C0] do_initcalls+0x176/0x280 [ 15.639719][ C0] kernel_init_freeable+0x22d/0x300 [ 15.639927][ C0] kernel_init+0x20/0x200 [ 15.640169][ C0] ret_from_fork+0x31/0x70 [ 15.640376][ C0] ret_from_fork_asm+0x1a/0x30 [ 15.640582][ C0] irq event stamp: 450772 [ 15.640740][ C0] hardirqs last enabled at (450772): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.641148][ C0] hardirqs last disabled at (450771): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 15.641558][ C0] softirqs last enabled at (448810): [] handle_softirqs+0x358/0x620 [ 15.641915][ C0] softirqs last disabled at (448829): [] __irq_exit_rcu+0xfa/0x160 [ 15.642272][ C0] [ 15.642272][ C0] other info that might help us debug this: [ 15.642575][ C0] Possible unsafe locking scenario: [ 15.642575][ C0] [ 15.642878][ C0] CPU0 [ 15.643031][ C0] ---- [ 15.643184][ C0] lock(pin_fs_lock); [ 15.643343][ C0] [ 15.643494][ C0] lock(pin_fs_lock); [ 15.643651][ C0] [ 15.643651][ C0] *** DEADLOCK *** [ 15.643651][ C0] [ 15.643953][ C0] 1 lock held by swapper/0/0: [ 15.644159][ C0] #0: ffffffff9a9749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 15.644525][ C0] [ 15.644525][ C0] stack backtrace: [ 15.644795][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 15.644799][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.644801][ C0] Call Trace: [ 15.644803][ C0] [ 15.644805][ C0] dump_stack_lvl+0x82/0xd0 [ 15.644810][ C0] print_usage_bug.part.0+0x25f/0x360 [ 15.644816][ C0] mark_lock_irq+0x343/0x400 [ 15.644820][ C0] ? is_bpf_text_address+0x67/0x120 [ 15.644826][ C0] ? __lock_release+0x5d/0x170 [ 15.644829][ C0] ? save_trace+0x52/0x170 [ 15.644834][ C0] mark_lock+0x174/0x2f0 [ 15.644838][ C0] mark_usage+0x46/0x150 [ 15.644842][ C0] __lock_acquire+0x3eb/0x9d0 [ 15.644848][ C0] lock_acquire.part.0+0xb6/0x240 [ 15.644850][ C0] ? simple_pin_fs+0x24/0x150 [ 15.644854][ C0] ? rcu_is_watching+0x12/0xc0 [ 15.644859][ C0] ? lock_acquire+0x10c/0x170 [ 15.644861][ C0] ? simple_pin_fs+0x24/0x150 [ 15.644864][ C0] _raw_spin_lock+0x33/0x40 [ 15.644867][ C0] ? simple_pin_fs+0x24/0x150 [ 15.644870][ C0] simple_pin_fs+0x24/0x150 [ 15.644873][ C0] debugfs_remove+0x35/0x70 [ 15.644876][ C0] ref_tracker_dir_exit+0xcf/0x740 [ 15.644881][ C0] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.644884][ C0] ? __sk_destruct+0x383/0x780 [ 15.644889][ C0] ? rcu_do_batch+0x34f/0xf20 [ 15.644892][ C0] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.644895][ C0] ? irq_exit_rcu+0xe/0x30 [ 15.644897][ C0] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.644901][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.644904][ C0] ? pv_native_safe_halt+0xf/0x20 [ 15.644907][ C0] ? default_idle+0x9/0x10 [ 15.644910][ C0] ? default_idle_call+0x6d/0xb0 [ 15.644912][ C0] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.644916][ C0] ? do_idle+0xf6/0x160 [ 15.644919][ C0] ? cpu_startup_entry+0x54/0x60 [ 15.644922][ C0] ? rest_init+0x14b/0x260 [ 15.644925][ C0] ? start_kernel+0x350/0x410 [ 15.644931][ C0] __put_net+0x19/0x60 [ 15.644934][ C0] __sk_destruct+0x58a/0x780 [ 15.644938][ C0] ? rcu_do_batch+0x34a/0xf20 [ 15.644941][ C0] rcu_do_batch+0x34f/0xf20 [ 15.644945][ C0] ? find_held_lock+0x2b/0x80 [ 15.644949][ C0] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.644953][ C0] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.644956][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.644960][ C0] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.644965][ C0] rcu_core+0x2bb/0x500 [ 15.644968][ C0] handle_softirqs+0x218/0x620 [ 15.644973][ C0] __irq_exit_rcu+0xfa/0x160 [ 15.644976][ C0] irq_exit_rcu+0xe/0x30 [ 15.644978][ C0] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.644982][ C0] [ 15.644983][ C0] [ 15.644984][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.644987][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.644991][ C0] 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 [ 15.644994][ C0] RSP: 0018:ffffffff9a607df8 EFLAGS: 00000242 [ 15.644997][ C0] RAX: 000000000006d93b RBX: 1ffffffff34c0fc3 RCX: ffffffff9995ba19 [ 15.644999][ C0] RDX: 0000000000000000 RSI: ffffffff9a487785 RDI: ffffffff99c51260 [ 15.645001][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c0667a [ 15.645003][ C0] R10: ffff8880360333d3 R11: 0000000000000000 R12: 0000000000000000 [ 15.645004][ C0] R13: ffffffff9a61f240 R14: dffffc0000000000 R15: 0000000000014770 [ 15.645008][ C0] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.645013][ C0] default_idle+0x9/0x10 [ 15.645015][ C0] default_idle_call+0x6d/0xb0 [ 15.645018][ C0] cpuidle_idle_call+0x26f/0x3a0 [ 15.645022][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.645026][ C0] ? tsc_verify_tsc_adjust+0x98/0x300 [ 15.645032][ C0] do_idle+0xf6/0x160 [ 15.645036][ C0] cpu_startup_entry+0x54/0x60 [ 15.645040][ C0] rest_init+0x14b/0x260 [ 15.645043][ C0] start_kernel+0x350/0x410 [ 15.645047][ C0] x86_64_start_reservations+0x18/0x30 [ 15.645052][ C0] x86_64_start_kernel+0xba/0x110 [ 15.645056][ C0] common_startup_64+0x13e/0x148 [ 15.645064][ C0] [ 15.662598][ C0] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 15.663191][ C0] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 [ 15.663543][ C0] preempt_count: 101, expected: 0 [ 15.663735][ C0] RCU nest depth: 0, expected: 0 [ 15.663939][ C0] INFO: lockdep is turned off. [ 15.664252][ C0] Preemption disabled at: [ 15.664254][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 15.664699][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 15.664703][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.664705][ C0] Call Trace: [ 15.664706][ C0] [ 15.664708][ C0] dump_stack_lvl+0xb0/0xd0 [ 15.664713][ C0] __might_resched+0x360/0x5a0 [ 15.664719][ C0] down_write+0x72/0x210 [ 15.664723][ C0] ? __pfx_down_write+0x10/0x10 [ 15.664725][ C0] ? simple_recursive_removal+0x3a/0x860 [ 15.664729][ C0] ? rcu_is_watching+0x12/0xc0 [ 15.664735][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 15.664739][ C0] simple_recursive_removal+0x166/0x860 [ 15.664742][ C0] ? __pfx_remove_one+0x10/0x10 [ 15.664745][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 15.664750][ C0] debugfs_remove+0x44/0x70 [ 15.664753][ C0] ref_tracker_dir_exit+0xcf/0x740 [ 15.664757][ C0] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.664760][ C0] ? __sk_destruct+0x383/0x780 [ 15.664765][ C0] ? rcu_do_batch+0x34f/0xf20 [ 15.664769][ C0] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.664772][ C0] ? irq_exit_rcu+0xe/0x30 [ 15.664776][ C0] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.664780][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.664784][ C0] ? pv_native_safe_halt+0xf/0x20 [ 15.664787][ C0] ? default_idle+0x9/0x10 [ 15.664789][ C0] ? default_idle_call+0x6d/0xb0 [ 15.664792][ C0] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.664797][ C0] ? do_idle+0xf6/0x160 [ 15.664800][ C0] ? cpu_startup_entry+0x54/0x60 [ 15.664803][ C0] ? rest_init+0x14b/0x260 [ 15.664805][ C0] ? start_kernel+0x350/0x410 [ 15.664812][ C0] __put_net+0x19/0x60 [ 15.664815][ C0] __sk_destruct+0x58a/0x780 [ 15.664819][ C0] ? rcu_do_batch+0x34a/0xf20 [ 15.664822][ C0] rcu_do_batch+0x34f/0xf20 [ 15.664826][ C0] ? find_held_lock+0x2b/0x80 [ 15.664831][ C0] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.664834][ C0] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.664839][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.664843][ C0] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.664847][ C0] rcu_core+0x2bb/0x500 [ 15.664851][ C0] handle_softirqs+0x218/0x620 [ 15.664855][ C0] __irq_exit_rcu+0xfa/0x160 [ 15.664858][ C0] irq_exit_rcu+0xe/0x30 [ 15.664860][ C0] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.664864][ C0] [ 15.664865][ C0] [ 15.664867][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.664870][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.664874][ C0] 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 [ 15.664876][ C0] RSP: 0018:ffffffff9a607df8 EFLAGS: 00000242 [ 15.664879][ C0] RAX: 000000000006d93b RBX: 1ffffffff34c0fc3 RCX: ffffffff9995ba19 [ 15.664881][ C0] RDX: 0000000000000000 RSI: ffffffff9a487785 RDI: ffffffff99c51260 [ 15.664883][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c0667a [ 15.664885][ C0] R10: ffff8880360333d3 R11: 0000000000000000 R12: 0000000000000000 [ 15.664886][ C0] R13: ffffffff9a61f240 R14: dffffc0000000000 R15: 0000000000014770 [ 15.664891][ C0] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.664895][ C0] default_idle+0x9/0x10 [ 15.664904][ C0] default_idle_call+0x6d/0xb0 [ 15.664907][ C0] cpuidle_idle_call+0x26f/0x3a0 [ 15.664910][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.664915][ C0] ? tsc_verify_tsc_adjust+0x98/0x300 [ 15.664920][ C0] do_idle+0xf6/0x160 [ 15.664924][ C0] cpu_startup_entry+0x54/0x60 [ 15.664928][ C0] rest_init+0x14b/0x260 [ 15.664931][ C0] start_kernel+0x350/0x410 [ 15.664935][ C0] x86_64_start_reservations+0x18/0x30 [ 15.664943][ C0] x86_64_start_kernel+0xba/0x110 [ 15.664947][ C0] common_startup_64+0x13e/0x148 [ 15.664954][ C0] [ 17.938744][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 17.939144][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 214, name: sh [ 17.939458][ C3] preempt_count: 100, expected: 0 [ 17.939662][ C3] RCU nest depth: 1, expected: 0 [ 17.939866][ C3] INFO: lockdep is turned off. [ 17.940066][ C3] Preemption disabled at: [ 17.940068][ C3] [] handle_softirqs+0xe5/0x620 [ 17.940490][ C3] CPU: 3 UID: 0 PID: 214 Comm: sh Tainted: G W 6.15.0-rc7-virtme #1 PREEMPT(full) [ 17.940496][ C3] Tainted: [W]=WARN [ 17.940497][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.940499][ C3] Call Trace: [ 17.940501][ C3] [ 17.940502][ C3] dump_stack_lvl+0xb0/0xd0 [ 17.940510][ C3] __might_resched+0x360/0x5a0 [ 17.940515][ C3] down_write+0x72/0x210 [ 17.940520][ C3] ? __pfx_down_write+0x10/0x10 [ 17.940523][ C3] ? simple_recursive_removal+0x3a/0x860 [ 17.940527][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940533][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 17.940538][ C3] simple_recursive_removal+0x166/0x860 [ 17.940541][ C3] ? __pfx_remove_one+0x10/0x10 [ 17.940546][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 17.940550][ C3] debugfs_remove+0x44/0x70 [ 17.940553][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 17.940558][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 17.940561][ C3] ? __sk_destruct+0x383/0x780 [ 17.940566][ C3] ? rcu_do_batch+0x34f/0xf20 [ 17.940571][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 17.940573][ C3] ? irq_exit_rcu+0xe/0x30 [ 17.940576][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 17.940580][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 17.940584][ C3] ? get_reg+0x11/0x190 [ 17.940588][ C3] ? unwind_next_frame+0x13c0/0x1e10 [ 17.940592][ C3] ? arch_stack_walk+0x8b/0xf0 [ 17.940596][ C3] ? stack_trace_save+0x93/0xd0 [ 17.940601][ C3] ? kasan_save_stack+0x24/0x50 [ 17.940606][ C3] ? kasan_save_track+0x14/0x30 [ 17.940609][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 17.940612][ C3] ? kmem_cache_free+0xf3/0x330 [ 17.940617][ C3] ? bpf_sk_storage_free+0x9f/0x1c0 [ 17.940621][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940626][ C3] __put_net+0x19/0x60 [ 17.940629][ C3] __sk_destruct+0x58a/0x780 [ 17.940633][ C3] ? rcu_do_batch+0x34a/0xf20 [ 17.940636][ C3] rcu_do_batch+0x34f/0xf20 [ 17.940641][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 17.940645][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940649][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 17.940655][ C3] rcu_core+0x2bb/0x500 [ 17.940659][ C3] handle_softirqs+0x218/0x620 [ 17.940664][ C3] __irq_exit_rcu+0xfa/0x160 [ 17.940666][ C3] irq_exit_rcu+0xe/0x30 [ 17.940668][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 17.940672][ C3] [ 17.940673][ C3] [ 17.940674][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 17.940677][ C3] RIP: 0010:get_reg+0x11/0x190 [ 17.940681][ C3] Code: 8f 00 e9 2d ff ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 41 57 <49> 89 d7 c1 ee 03 41 56 41 89 f6 41 55 4c 8d 6f 60 41 54 4c 89 ea [ 17.940684][ C3] RSP: 0018:ffffc900009e75c8 EFLAGS: 00000246 [ 17.940687][ C3] RAX: dffffc0000000000 RBX: 1ffff9200013cec4 RCX: 0000000000000001 [ 17.940689][ C3] RDX: ffffc900009e7660 RSI: 0000000000000020 RDI: ffffc900009e76d8 [ 17.940691][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc900009e7719 [ 17.940693][ C3] R10: ffffffff9700c3f7 R11: ffffc900009e7718 R12: ffffffff9b72be07 [ 17.940695][ C3] R13: ffffc900009e76d8 R14: ffffffff9b72be02 R15: ffffc900009e7f58 [ 17.940698][ C3] ? unwind_next_frame+0x147/0x1e10 [ 17.940704][ C3] unwind_next_frame+0x13c0/0x1e10 [ 17.940708][ C3] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 17.940712][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 17.940717][ C3] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 17.940719][ C3] ? kernel_text_address+0x17/0xe0 [ 17.940723][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 17.940727][ C3] arch_stack_walk+0x8b/0xf0 [ 17.940733][ C3] stack_trace_save+0x93/0xd0 [ 17.940736][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 17.940740][ C3] ? unwind_get_return_address+0x5e/0xa0 [ 17.940743][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 17.940746][ C3] ? arch_stack_walk+0xa1/0xf0 [ 17.940750][ C3] kasan_save_stack+0x24/0x50 [ 17.940753][ C3] ? kasan_save_stack+0x24/0x50 [ 17.940756][ C3] ? kasan_save_track+0x14/0x30 [ 17.940758][ C3] ? __kasan_kmalloc+0x7f/0x90 [ 17.940761][ C3] ? kmem_cache_free+0xf3/0x330 [ 17.940764][ C3] ? __put_anon_vma+0xf4/0x320 [ 17.940769][ C3] ? unlink_anon_vmas+0x4ef/0x920 [ 17.940772][ C3] ? free_pgtables+0x25b/0x6e0 [ 17.940776][ C3] ? exit_mmap+0x30d/0x800 [ 17.940779][ C3] ? mmput+0xb8/0x3e0 [ 17.940783][ C3] ? exit_mm+0x146/0x1d0 [ 17.940786][ C3] ? do_exit+0x426/0xc10 [ 17.940789][ C3] ? do_group_exit+0xb8/0x260 [ 17.940791][ C3] ? __x64_sys_exit_group+0x3e/0x50 [ 17.940794][ C3] ? x64_sys_call+0xf76/0x18a0 [ 17.940799][ C3] ? do_syscall_64+0xc1/0x1d0 [ 17.940802][ C3] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 17.940804][ C3] ? stack_depot_save_flags+0x15a/0x7a0 [ 17.940809][ C3] ? do_raw_spin_lock+0x130/0x270 [ 17.940813][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 17.940815][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940820][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940823][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 17.940826][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 17.940831][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940834][ C3] ? trace_kmalloc+0x2a/0xe0 [ 17.940837][ C3] ? __kmalloc_cache_noprof+0x15f/0x360 [ 17.940841][ C3] kasan_save_track+0x14/0x30 [ 17.940844][ C3] __kasan_kmalloc+0x7f/0x90 [ 17.940848][ C3] kmem_cache_free+0xf3/0x330 [ 17.940852][ C3] ? __put_anon_vma+0xf4/0x320 [ 17.940856][ C3] __put_anon_vma+0xf4/0x320 [ 17.940859][ C3] unlink_anon_vmas+0x4ef/0x920 [ 17.940863][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940867][ C3] free_pgtables+0x25b/0x6e0 [ 17.940873][ C3] ? __pfx_free_pgtables+0x10/0x10 [ 17.940876][ C3] ? lock_acquire+0x10c/0x170 [ 17.940878][ C3] ? exit_mmap+0x190/0x800 [ 17.940882][ C3] ? down_write+0x152/0x210 [ 17.940884][ C3] ? __pfx_down_write+0x10/0x10 [ 17.940887][ C3] ? rcu_is_watching+0x12/0xc0 [ 17.940891][ C3] ? trace_lock_release+0x2a/0xd0 [ 17.940896][ C3] exit_mmap+0x30d/0x800 [ 17.940899][ C3] ? __pfx_exit_mmap+0x10/0x10 [ 17.940902][ C3] ? __mutex_lock+0x19c/0xcd0 [ 17.940906][ C3] ? lock_release+0x13/0xc0 [ 17.940908][ C3] ? __mutex_unlock_slowpath+0x144/0x400 [ 17.940916][ C3] mmput+0xb8/0x3e0 [ 17.940920][ C3] exit_mm+0x146/0x1d0 [ 17.940923][ C3] do_exit+0x426/0xc10 [ 17.940927][ C3] do_group_exit+0xb8/0x260 [ 17.940931][ C3] __x64_sys_exit_group+0x3e/0x50 [ 17.940934][ C3] x64_sys_call+0xf76/0x18a0 [ 17.940937][ C3] do_syscall_64+0xc1/0x1d0 [ 17.940940][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 17.940942][ C3] RIP: 0033:0x7fd53167fabd [ 17.940945][ C3] Code: Unable to access opcode bytes at 0x7fd53167fa93. [ 17.940947][ C3] RSP: 002b:00007fff3d16b388 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.940949][ C3] RAX: ffffffffffffffda RBX: 00007fd53175c9c0 RCX: 00007fd53167fabd [ 17.940951][ C3] RDX: 00000000000000e7 RSI: ffffffffffffff80 RDI: 0000000000000000 [ 17.940953][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000030 [ 17.940954][ C3] R10: 00007fff3d16b210 R11: 0000000000000246 R12: 00007fd53175c9c0 [ 17.940956][ C3] R13: 00007fd531761ee0 R14: 0000000000000001 R15: 00007fd531761ec8 [ 17.940962][ C3]