[ 15.031829][ C3] [ 15.032032][ C3] ================================ [ 15.032356][ C3] WARNING: inconsistent lock state [ 15.032607][ C3] 6.15.0-virtme #1 Not tainted [ 15.032923][ C3] -------------------------------- [ 15.033227][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 15.033620][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 15.033964][ C3] ffffffff9abc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 15.034491][ C3] {SOFTIRQ-ON-W} state was registered at: [ 15.034816][ C3] __lock_acquire+0x20b/0x7e0 [ 15.035154][ C3] lock_acquire.part.0+0xb6/0x240 [ 15.035478][ C3] _raw_spin_lock+0x33/0x40 [ 15.035810][ C3] simple_pin_fs+0x24/0x150 [ 15.036130][ C3] start_creating.part.0+0x52/0x310 [ 15.036464][ C3] debugfs_create_dir+0x6a/0x540 [ 15.036785][ C3] component_debug_init+0x17/0x30 [ 15.037111][ C3] do_one_initcall+0x8f/0x1e0 [ 15.037415][ C3] do_initcalls+0x176/0x280 [ 15.037751][ C3] kernel_init_freeable+0x22d/0x300 [ 15.038071][ C3] kernel_init+0x20/0x200 [ 15.038402][ C3] ret_from_fork+0x240/0x320 [ 15.038735][ C3] ret_from_fork_asm+0x1a/0x30 [ 15.039068][ C3] irq event stamp: 216086 [ 15.039310][ C3] hardirqs last enabled at (216086): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.039958][ C3] hardirqs last disabled at (216085): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 15.040625][ C3] softirqs last enabled at (214174): [] handle_softirqs+0x358/0x620 [ 15.041216][ C3] softirqs last disabled at (214181): [] __irq_exit_rcu+0xfa/0x160 [ 15.041823][ C3] [ 15.041823][ C3] other info that might help us debug this: [ 15.042310][ C3] Possible unsafe locking scenario: [ 15.042310][ C3] [ 15.042795][ C3] CPU0 [ 15.043035][ C3] ---- [ 15.043281][ C3] lock(pin_fs_lock); [ 15.043578][ C3] [ 15.043840][ C3] lock(pin_fs_lock); [ 15.044107][ C3] [ 15.044107][ C3] *** DEADLOCK *** [ 15.044107][ C3] [ 15.044603][ C3] 1 lock held by swapper/3/0: [ 15.044942][ C3] #0: ffffffff9a9774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 15.046025][ C3] [ 15.046025][ C3] stack backtrace: [ 15.046448][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 15.046457][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.046461][ C3] Call Trace: [ 15.046464][ C3] [ 15.046469][ C3] dump_stack_lvl+0x82/0xd0 [ 15.046480][ C3] print_usage_bug.part.0+0x25f/0x360 [ 15.046492][ C3] mark_lock_irq+0x343/0x400 [ 15.046500][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 15.046509][ C3] ? save_trace+0x52/0x170 [ 15.046516][ C3] mark_lock+0x174/0x2f0 [ 15.046523][ C3] mark_usage+0x46/0x150 [ 15.046529][ C3] __lock_acquire+0x20b/0x7e0 [ 15.046535][ C3] ? __lock_acquire+0x44d/0x7e0 [ 15.046543][ C3] lock_acquire.part.0+0xb6/0x240 [ 15.046549][ C3] ? simple_pin_fs+0x24/0x150 [ 15.046557][ C3] ? rcu_is_watching+0x12/0xc0 [ 15.046566][ C3] ? lock_acquire+0x10c/0x170 [ 15.046571][ C3] ? simple_pin_fs+0x24/0x150 [ 15.046578][ C3] _raw_spin_lock+0x33/0x40 [ 15.046585][ C3] ? simple_pin_fs+0x24/0x150 [ 15.046590][ C3] simple_pin_fs+0x24/0x150 [ 15.046596][ C3] debugfs_remove+0x35/0x70 [ 15.046604][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 15.046612][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.046618][ C3] ? __sk_destruct+0x383/0x780 [ 15.046625][ C3] ? rcu_do_batch+0x34c/0xf20 [ 15.046630][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.046634][ C3] ? irq_exit_rcu+0xe/0x30 [ 15.046641][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.046649][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.046655][ C3] ? pv_native_safe_halt+0xf/0x20 [ 15.046659][ C3] ? default_idle+0x9/0x10 [ 15.046664][ C3] ? default_idle_call+0x6d/0xb0 [ 15.046668][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.046675][ C3] ? do_idle+0xf6/0x160 [ 15.046680][ C3] ? cpu_startup_entry+0x54/0x60 [ 15.046684][ C3] ? start_secondary+0x213/0x2a0 [ 15.046690][ C3] ? common_startup_64+0x13e/0x148 [ 15.046703][ C3] __put_net+0x19/0x60 [ 15.046709][ C3] __sk_destruct+0x58a/0x780 [ 15.046715][ C3] ? rcu_do_batch+0x34a/0xf20 [ 15.046718][ C3] rcu_do_batch+0x34c/0xf20 [ 15.046724][ C3] ? find_held_lock+0x2b/0x80 [ 15.046730][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.046736][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.046742][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.046748][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.046756][ C3] rcu_core+0x2bb/0x500 [ 15.046765][ C3] handle_softirqs+0x218/0x620 [ 15.046775][ C3] __irq_exit_rcu+0xfa/0x160 [ 15.046781][ C3] irq_exit_rcu+0xe/0x30 [ 15.046786][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.046791][ C3] [ 15.046793][ C3] [ 15.046796][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.046801][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.046807][ C3] Code: 92 b4 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 07 0f 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 15.046812][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 15.046818][ C3] RAX: 00000000000344a3 RBX: 1ffff9200002afc1 RCX: ffffffff999a35d9 [ 15.046822][ C3] RDX: 0000000000000000 RSI: ffffffff9a49175c RDI: ffffffff99c53ca0 [ 15.046825][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 15.046828][ C3] R10: ffff8880361b37d3 R11: ffffffff9a611288 R12: 0000000000000000 [ 15.046832][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 15.046840][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.046848][ C3] default_idle+0x9/0x10 [ 15.046852][ C3] default_idle_call+0x6d/0xb0 [ 15.046857][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 15.046862][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.046870][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 15.046879][ C3] do_idle+0xf6/0x160 [ 15.046886][ C3] cpu_startup_entry+0x54/0x60 [ 15.046891][ C3] start_secondary+0x213/0x2a0 [ 15.046897][ C3] ? __pfx_start_secondary+0x10/0x10 [ 15.046906][ C3] common_startup_64+0x13e/0x148 [ 15.046917][ C3] [ 15.070819][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 15.071311][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 15.071773][ C3] preempt_count: 101, expected: 0 [ 15.071976][ C3] RCU nest depth: 0, expected: 0 [ 15.072240][ C3] INFO: lockdep is turned off. [ 15.072536][ C3] Preemption disabled at: [ 15.072540][ C3] [<0000000000000000>] 0x0 [ 15.073092][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 15.073101][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.073104][ C3] Call Trace: [ 15.073108][ C3] [ 15.073112][ C3] dump_stack_lvl+0xb0/0xd0 [ 15.073125][ C3] __might_resched+0x360/0x5a0 [ 15.073139][ C3] down_write+0x72/0x210 [ 15.073147][ C3] ? __pfx_down_write+0x10/0x10 [ 15.073152][ C3] ? simple_recursive_removal+0x33/0x610 [ 15.073160][ C3] ? rcu_is_watching+0x12/0xc0 [ 15.073171][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 15.073178][ C3] simple_recursive_removal+0x6a/0x610 [ 15.073184][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 15.073189][ C3] ? __pfx_remove_one+0x10/0x10 [ 15.073199][ C3] debugfs_remove+0x44/0x70 [ 15.073205][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 15.073212][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 15.073217][ C3] ? __sk_destruct+0x383/0x780 [ 15.073225][ C3] ? rcu_do_batch+0x34c/0xf20 [ 15.073231][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 15.073235][ C3] ? irq_exit_rcu+0xe/0x30 [ 15.073244][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.073251][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.073258][ C3] ? pv_native_safe_halt+0xf/0x20 [ 15.073263][ C3] ? default_idle+0x9/0x10 [ 15.073268][ C3] ? default_idle_call+0x6d/0xb0 [ 15.073272][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 15.073280][ C3] ? do_idle+0xf6/0x160 [ 15.073285][ C3] ? cpu_startup_entry+0x54/0x60 [ 15.073289][ C3] ? start_secondary+0x213/0x2a0 [ 15.073295][ C3] ? common_startup_64+0x13e/0x148 [ 15.073307][ C3] __put_net+0x19/0x60 [ 15.073314][ C3] __sk_destruct+0x58a/0x780 [ 15.073321][ C3] ? rcu_do_batch+0x34a/0xf20 [ 15.073325][ C3] rcu_do_batch+0x34c/0xf20 [ 15.073332][ C3] ? find_held_lock+0x2b/0x80 [ 15.073340][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 15.073347][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 15.073354][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 15.073360][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 15.073369][ C3] rcu_core+0x2bb/0x500 [ 15.073377][ C3] handle_softirqs+0x218/0x620 [ 15.073387][ C3] __irq_exit_rcu+0xfa/0x160 [ 15.073392][ C3] irq_exit_rcu+0xe/0x30 [ 15.073398][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 15.073403][ C3] [ 15.073405][ C3] [ 15.073409][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 15.073414][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 15.073421][ C3] Code: 92 b4 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 07 0f 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 15.073426][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 15.073432][ C3] RAX: 00000000000344a3 RBX: 1ffff9200002afc1 RCX: ffffffff999a35d9 [ 15.073436][ C3] RDX: 0000000000000000 RSI: ffffffff9a49175c RDI: ffffffff99c53ca0 [ 15.073440][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 15.073443][ C3] R10: ffff8880361b37d3 R11: ffffffff9a611288 R12: 0000000000000000 [ 15.073446][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 15.073454][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 15.073463][ C3] default_idle+0x9/0x10 [ 15.073467][ C3] default_idle_call+0x6d/0xb0 [ 15.073472][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 15.073478][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 15.073486][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 15.073494][ C3] do_idle+0xf6/0x160 [ 15.073500][ C3] cpu_startup_entry+0x54/0x60 [ 15.073506][ C3] start_secondary+0x213/0x2a0 [ 15.073512][ C3] ? __pfx_start_secondary+0x10/0x10 [ 15.073522][ C3] common_startup_64+0x13e/0x148 [ 15.073536][ C3]