[ 13.230549][ C3] [ 13.230709][ C3] ================================ [ 13.230942][ C3] WARNING: inconsistent lock state [ 13.231175][ C3] 6.15.0-virtme #1 Not tainted [ 13.231422][ C3] -------------------------------- [ 13.231656][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.231944][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.232230][ C3] ffffffffa87c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.232649][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.232878][ C3] __lock_acquire+0x20b/0x7e0 [ 13.233117][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.233352][ C3] _raw_spin_lock+0x33/0x40 [ 13.233587][ C3] simple_pin_fs+0x24/0x150 [ 13.233828][ C3] start_creating.part.0+0x52/0x310 [ 13.234062][ C3] debugfs_create_dir+0x6a/0x540 [ 13.234303][ C3] component_debug_init+0x17/0x30 [ 13.234536][ C3] do_one_initcall+0x8f/0x1e0 [ 13.234774][ C3] do_initcalls+0x176/0x280 [ 13.235010][ C3] kernel_init_freeable+0x22d/0x300 [ 13.235239][ C3] kernel_init+0x20/0x200 [ 13.235480][ C3] ret_from_fork+0x240/0x320 [ 13.235714][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.235945][ C3] irq event stamp: 205214 [ 13.236118][ C3] hardirqs last enabled at (205214): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.236592][ C3] hardirqs last disabled at (205213): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.237064][ C3] softirqs last enabled at (205036): [] handle_softirqs+0x358/0x620 [ 13.237463][ C3] softirqs last disabled at (205055): [] __irq_exit_rcu+0xfa/0x160 [ 13.237861][ C3] [ 13.237861][ C3] other info that might help us debug this: [ 13.238196][ C3] Possible unsafe locking scenario: [ 13.238196][ C3] [ 13.238535][ C3] CPU0 [ 13.238703][ C3] ---- [ 13.238871][ C3] lock(pin_fs_lock); [ 13.239042][ C3] [ 13.239213][ C3] lock(pin_fs_lock); [ 13.239395][ C3] [ 13.239395][ C3] *** DEADLOCK *** [ 13.239395][ C3] [ 13.239738][ C3] 1 lock held by swapper/3/0: [ 13.239970][ C3] #0: ffffffffa85774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.240395][ C3] [ 13.240395][ C3] stack backtrace: [ 13.240682][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.240687][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.240689][ C3] Call Trace: [ 13.240691][ C3] [ 13.240693][ C3] dump_stack_lvl+0x82/0xd0 [ 13.240700][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.240706][ C3] mark_lock_irq+0x343/0x400 [ 13.240711][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.240719][ C3] ? save_trace+0x52/0x170 [ 13.240726][ C3] mark_lock+0x174/0x2f0 [ 13.240732][ C3] mark_usage+0x46/0x150 [ 13.240737][ C3] __lock_acquire+0x20b/0x7e0 [ 13.240742][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.240747][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.240750][ C3] ? simple_pin_fs+0x24/0x150 [ 13.240754][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.240759][ C3] ? lock_acquire+0x10c/0x170 [ 13.240762][ C3] ? simple_pin_fs+0x24/0x150 [ 13.240765][ C3] _raw_spin_lock+0x33/0x40 [ 13.240769][ C3] ? simple_pin_fs+0x24/0x150 [ 13.240771][ C3] simple_pin_fs+0x24/0x150 [ 13.240774][ C3] debugfs_remove+0x35/0x70 [ 13.240778][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.240783][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.240785][ C3] ? __sk_destruct+0x383/0x780 [ 13.240793][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.240796][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.240798][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.240802][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.240807][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.240810][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.240813][ C3] ? default_idle+0x9/0x10 [ 13.240816][ C3] ? default_idle_call+0x6d/0xb0 [ 13.240818][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.240824][ C3] ? do_idle+0xf6/0x160 [ 13.240826][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.240829][ C3] ? start_secondary+0x213/0x2a0 [ 13.240834][ C3] ? common_startup_64+0x13e/0x148 [ 13.240842][ C3] __put_net+0x19/0x60 [ 13.240847][ C3] __sk_destruct+0x58a/0x780 [ 13.240851][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.240854][ C3] rcu_do_batch+0x34c/0xf20 [ 13.240859][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.240862][ C3] ? __lock_release+0x5d/0x170 [ 13.240866][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.240869][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.240874][ C3] rcu_core+0x2bb/0x500 [ 13.240880][ C3] handle_softirqs+0x218/0x620 [ 13.240885][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.240889][ C3] irq_exit_rcu+0xe/0x30 [ 13.240892][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.240895][ C3] [ 13.240897][ C3] [ 13.240898][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.240901][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.240905][ C3] Code: a2 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 17 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 [ 13.240908][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.240911][ C3] RAX: 00000000000320fd RBX: 1ffff9200002afc1 RCX: ffffffffa75a25d9 [ 13.240913][ C3] RDX: 0000000000000000 RSI: ffffffffa809175c RDI: ffffffffa7853ca0 [ 13.240915][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.240917][ C3] R10: ffff8880361b37d3 R11: ffffffffa8211288 R12: 0000000000000000 [ 13.240919][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.240922][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.240927][ C3] default_idle+0x9/0x10 [ 13.240930][ C3] default_idle_call+0x6d/0xb0 [ 13.240932][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.240936][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.240940][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.240945][ C3] do_idle+0xf6/0x160 [ 13.240949][ C3] cpu_startup_entry+0x54/0x60 [ 13.240952][ C3] start_secondary+0x213/0x2a0 [ 13.240955][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.240960][ C3] common_startup_64+0x13e/0x148 [ 13.240968][ C3] [ 13.259128][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.259508][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.259977][ C3] preempt_count: 101, expected: 0 [ 13.260187][ C3] RCU nest depth: 0, expected: 0 [ 13.260403][ C3] INFO: lockdep is turned off. [ 13.260615][ C3] Preemption disabled at: [ 13.260617][ C3] [<0000000000000000>] 0x0 [ 13.261095][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.261100][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.261102][ C3] Call Trace: [ 13.261104][ C3] [ 13.261106][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.261113][ C3] __might_resched+0x360/0x5a0 [ 13.261123][ C3] down_write+0x72/0x210 [ 13.261127][ C3] ? __pfx_down_write+0x10/0x10 [ 13.261130][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.261135][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.261141][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.261145][ C3] simple_recursive_removal+0x6a/0x610 [ 13.261148][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.261150][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.261156][ C3] debugfs_remove+0x44/0x70 [ 13.261159][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.261163][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.261166][ C3] ? __sk_destruct+0x383/0x780 [ 13.261170][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.261175][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.261177][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.261182][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.261187][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.261190][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.261194][ C3] ? default_idle+0x9/0x10 [ 13.261196][ C3] ? default_idle_call+0x6d/0xb0 [ 13.261199][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.261203][ C3] ? do_idle+0xf6/0x160 [ 13.261206][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.261208][ C3] ? start_secondary+0x213/0x2a0 [ 13.261212][ C3] ? common_startup_64+0x13e/0x148 [ 13.261219][ C3] __put_net+0x19/0x60 [ 13.261223][ C3] __sk_destruct+0x58a/0x780 [ 13.261227][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.261230][ C3] rcu_do_batch+0x34c/0xf20 [ 13.261235][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.261238][ C3] ? __lock_release+0x5d/0x170 [ 13.261243][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.261247][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.261252][ C3] rcu_core+0x2bb/0x500 [ 13.261257][ C3] handle_softirqs+0x218/0x620 [ 13.261262][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.261266][ C3] irq_exit_rcu+0xe/0x30 [ 13.261269][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.261273][ C3] [ 13.261274][ C3] [ 13.261275][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.261278][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.261282][ C3] Code: a2 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 17 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 [ 13.261285][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.261288][ C3] RAX: 00000000000320fd RBX: 1ffff9200002afc1 RCX: ffffffffa75a25d9 [ 13.261290][ C3] RDX: 0000000000000000 RSI: ffffffffa809175c RDI: ffffffffa7853ca0 [ 13.261292][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.261294][ C3] R10: ffff8880361b37d3 R11: ffffffffa8211288 R12: 0000000000000000 [ 13.261295][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.261299][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.261304][ C3] default_idle+0x9/0x10 [ 13.261306][ C3] default_idle_call+0x6d/0xb0 [ 13.261309][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.261312][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.261316][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.261321][ C3] do_idle+0xf6/0x160 [ 13.261324][ C3] cpu_startup_entry+0x54/0x60 [ 13.261328][ C3] start_secondary+0x213/0x2a0 [ 13.261331][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.261335][ C3] common_startup_64+0x13e/0x148 [ 13.261343][ C3]