[ 12.679702][ C2] [ 12.679913][ C2] ================================ [ 12.680108][ C2] WARNING: inconsistent lock state [ 12.680294][ C2] 6.15.0-virtme #1 Not tainted [ 12.680489][ C2] -------------------------------- [ 12.680675][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.680911][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.681146][ C2] ffffffff98dc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.681504][ C2] {SOFTIRQ-ON-W} state was registered at: [ 12.681692][ C2] __lock_acquire+0x20b/0x7e0 [ 12.681898][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.682084][ C2] _raw_spin_lock+0x33/0x40 [ 12.682292][ C2] simple_pin_fs+0x24/0x150 [ 12.682482][ C2] start_creating.part.0+0x52/0x310 [ 12.682677][ C2] debugfs_create_dir+0x6a/0x540 [ 12.682867][ C2] component_debug_init+0x17/0x30 [ 12.683068][ C2] do_one_initcall+0x8f/0x1e0 [ 12.683263][ C2] do_initcalls+0x176/0x280 [ 12.683456][ C2] kernel_init_freeable+0x22d/0x300 [ 12.683655][ C2] kernel_init+0x20/0x200 [ 12.683842][ C2] ret_from_fork+0x240/0x320 [ 12.684038][ C2] ret_from_fork_asm+0x1a/0x30 [ 12.684224][ C2] irq event stamp: 222136 [ 12.684368][ C2] hardirqs last enabled at (222136): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.684738][ C2] hardirqs last disabled at (222135): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.685114][ C2] softirqs last enabled at (221838): [] handle_softirqs+0x358/0x620 [ 12.685451][ C2] softirqs last disabled at (221857): [] __irq_exit_rcu+0xfa/0x160 [ 12.685776][ C2] [ 12.685776][ C2] other info that might help us debug this: [ 12.686061][ C2] Possible unsafe locking scenario: [ 12.686061][ C2] [ 12.686333][ C2] CPU0 [ 12.686478][ C2] ---- [ 12.686621][ C2] lock(pin_fs_lock); [ 12.686765][ C2] [ 12.686908][ C2] lock(pin_fs_lock); [ 12.687053][ C2] [ 12.687053][ C2] *** DEADLOCK *** [ 12.687053][ C2] [ 12.687329][ C2] 1 lock held by swapper/2/0: [ 12.687517][ C2] #0: ffffffff98b774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.687857][ C2] [ 12.687857][ C2] stack backtrace: [ 12.688090][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.688097][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.688099][ C2] Call Trace: [ 12.688104][ C2] [ 12.688106][ C2] dump_stack_lvl+0x82/0xd0 [ 12.688115][ C2] print_usage_bug.part.0+0x25f/0x360 [ 12.688120][ C2] mark_lock_irq+0x343/0x400 [ 12.688124][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.688131][ C2] ? save_trace+0x52/0x170 [ 12.688135][ C2] mark_lock+0x174/0x2f0 [ 12.688139][ C2] mark_usage+0x46/0x150 [ 12.688144][ C2] __lock_acquire+0x20b/0x7e0 [ 12.688147][ C2] ? __lock_acquire+0x44d/0x7e0 [ 12.688152][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.688155][ C2] ? simple_pin_fs+0x24/0x150 [ 12.688159][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.688165][ C2] ? lock_acquire+0x10c/0x170 [ 12.688168][ C2] ? simple_pin_fs+0x24/0x150 [ 12.688171][ C2] _raw_spin_lock+0x33/0x40 [ 12.688175][ C2] ? simple_pin_fs+0x24/0x150 [ 12.688177][ C2] simple_pin_fs+0x24/0x150 [ 12.688182][ C2] debugfs_remove+0x35/0x70 [ 12.688185][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.688192][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.688195][ C2] ? __sk_destruct+0x383/0x780 [ 12.688204][ C2] ? rcu_do_batch+0x34c/0xf20 [ 12.688207][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.688210][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.688213][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.688219][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.688224][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.688227][ C2] ? default_idle+0x9/0x10 [ 12.688230][ C2] ? default_idle_call+0x6d/0xb0 [ 12.688232][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.688239][ C2] ? do_idle+0xf6/0x160 [ 12.688241][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.688244][ C2] ? start_secondary+0x213/0x2a0 [ 12.688249][ C2] ? common_startup_64+0x13e/0x148 [ 12.688257][ C2] __put_net+0x19/0x60 [ 12.688265][ C2] __sk_destruct+0x58a/0x780 [ 12.688269][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.688272][ C2] rcu_do_batch+0x34c/0xf20 [ 12.688275][ C2] ? find_held_lock+0x2b/0x80 [ 12.688279][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.688283][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.688287][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.688290][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.688295][ C2] rcu_core+0x2bb/0x500 [ 12.688301][ C2] handle_softirqs+0x218/0x620 [ 12.688307][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.688310][ C2] irq_exit_rcu+0xe/0x30 [ 12.688313][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.688317][ C2] [ 12.688318][ C2] [ 12.688320][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.688322][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.688327][ C2] 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 [ 12.688329][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 12.688335][ C2] RAX: 000000000003629f RBX: 1ffff92000028fc1 RCX: ffffffff97ba35d9 [ 12.688337][ C2] RDX: 0000000000000000 RSI: ffffffff9869175c RDI: ffffffff97e53ca0 [ 12.688339][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 12.688340][ C2] R10: ffff8880361337d3 R11: ffffffff98811288 R12: 0000000000000000 [ 12.688342][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 12.688346][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.688351][ C2] default_idle+0x9/0x10 [ 12.688353][ C2] default_idle_call+0x6d/0xb0 [ 12.688356][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.688361][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.688365][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.688371][ C2] do_idle+0xf6/0x160 [ 12.688375][ C2] cpu_startup_entry+0x54/0x60 [ 12.688379][ C2] start_secondary+0x213/0x2a0 [ 12.688382][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.688387][ C2] common_startup_64+0x13e/0x148 [ 12.688394][ C2] [ 12.703403][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.703750][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 12.704071][ C2] preempt_count: 101, expected: 0 [ 12.704262][ C2] RCU nest depth: 0, expected: 0 [ 12.704461][ C2] INFO: lockdep is turned off. [ 12.704647][ C2] Preemption disabled at: [ 12.704649][ C2] [<0000000000000000>] 0x0 [ 12.704994][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.704998][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.705000][ C2] Call Trace: [ 12.705002][ C2] [ 12.705004][ C2] dump_stack_lvl+0xb0/0xd0 [ 12.705011][ C2] __might_resched+0x360/0x5a0 [ 12.705024][ C2] down_write+0x72/0x210 [ 12.705029][ C2] ? __pfx_down_write+0x10/0x10 [ 12.705032][ C2] ? simple_recursive_removal+0x33/0x610 [ 12.705036][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.705042][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.705046][ C2] simple_recursive_removal+0x6a/0x610 [ 12.705049][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.705051][ C2] ? __pfx_remove_one+0x10/0x10 [ 12.705059][ C2] debugfs_remove+0x44/0x70 [ 12.705062][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.705066][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.705069][ C2] ? __sk_destruct+0x383/0x780 [ 12.705073][ C2] ? rcu_do_batch+0x34c/0xf20 [ 12.705077][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.705080][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.705085][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.705089][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.705093][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.705096][ C2] ? default_idle+0x9/0x10 [ 12.705098][ C2] ? default_idle_call+0x6d/0xb0 [ 12.705101][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.705105][ C2] ? do_idle+0xf6/0x160 [ 12.705108][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.705110][ C2] ? start_secondary+0x213/0x2a0 [ 12.705114][ C2] ? common_startup_64+0x13e/0x148 [ 12.705120][ C2] __put_net+0x19/0x60 [ 12.705126][ C2] __sk_destruct+0x58a/0x780 [ 12.705130][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.705133][ C2] rcu_do_batch+0x34c/0xf20 [ 12.705136][ C2] ? find_held_lock+0x2b/0x80 [ 12.705141][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.705144][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.705149][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.705152][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.705157][ C2] rcu_core+0x2bb/0x500 [ 12.705162][ C2] handle_softirqs+0x218/0x620 [ 12.705167][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.705171][ C2] irq_exit_rcu+0xe/0x30 [ 12.705174][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.705178][ C2] [ 12.705179][ C2] [ 12.705180][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.705183][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.705187][ C2] 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 [ 12.705189][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 12.705192][ C2] RAX: 000000000003629f RBX: 1ffff92000028fc1 RCX: ffffffff97ba35d9 [ 12.705194][ C2] RDX: 0000000000000000 RSI: ffffffff9869175c RDI: ffffffff97e53ca0 [ 12.705196][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 12.705197][ C2] R10: ffff8880361337d3 R11: ffffffff98811288 R12: 0000000000000000 [ 12.705199][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 12.705203][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.705208][ C2] default_idle+0x9/0x10 [ 12.705210][ C2] default_idle_call+0x6d/0xb0 [ 12.705212][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.705217][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.705221][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.705226][ C2] do_idle+0xf6/0x160 [ 12.705230][ C2] cpu_startup_entry+0x54/0x60 [ 12.705233][ C2] start_secondary+0x213/0x2a0 [ 12.705236][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.705241][ C2] common_startup_64+0x13e/0x148 [ 12.705248][ C2]