[ 13.035113][ C2] [ 13.035270][ C2] ================================ [ 13.035586][ C2] WARNING: inconsistent lock state [ 13.035793][ C2] 6.15.0-virtme #1 Not tainted [ 13.036006][ C2] -------------------------------- [ 13.036212][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.036468][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.036722][ C2] ffffffff905c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.037091][ C2] {SOFTIRQ-ON-W} state was registered at: [ 13.037291][ C2] __lock_acquire+0x20b/0x7e0 [ 13.037495][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.037702][ C2] _raw_spin_lock+0x33/0x40 [ 13.037915][ C2] simple_pin_fs+0x24/0x150 [ 13.038119][ C2] start_creating.part.0+0x52/0x310 [ 13.038329][ C2] debugfs_create_dir+0x6a/0x540 [ 13.038542][ C2] component_debug_init+0x17/0x30 [ 13.038750][ C2] do_one_initcall+0x8f/0x1e0 [ 13.038956][ C2] do_initcalls+0x176/0x280 [ 13.039162][ C2] kernel_init_freeable+0x22d/0x300 [ 13.039373][ C2] kernel_init+0x20/0x200 [ 13.039580][ C2] ret_from_fork+0x240/0x320 [ 13.039791][ C2] ret_from_fork_asm+0x1a/0x30 [ 13.039993][ C2] irq event stamp: 214400 [ 13.040151][ C2] hardirqs last enabled at (214400): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.040570][ C2] hardirqs last disabled at (214399): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.040983][ C2] softirqs last enabled at (213152): [] handle_softirqs+0x358/0x620 [ 13.041349][ C2] softirqs last disabled at (213171): [] __irq_exit_rcu+0xfa/0x160 [ 13.041695][ C2] [ 13.041695][ C2] other info that might help us debug this: [ 13.041987][ C2] Possible unsafe locking scenario: [ 13.041987][ C2] [ 13.042277][ C2] CPU0 [ 13.042428][ C2] ---- [ 13.042578][ C2] lock(pin_fs_lock); [ 13.042736][ C2] [ 13.042896][ C2] lock(pin_fs_lock); [ 13.043058][ C2] [ 13.043058][ C2] *** DEADLOCK *** [ 13.043058][ C2] [ 13.043365][ C2] 1 lock held by swapper/2/0: [ 13.043575][ C2] #0: ffffffff903774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.043945][ C2] [ 13.043945][ C2] stack backtrace: [ 13.044203][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.044208][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.044210][ C2] Call Trace: [ 13.044212][ C2] [ 13.044214][ C2] dump_stack_lvl+0x82/0xd0 [ 13.044220][ C2] print_usage_bug.part.0+0x25f/0x360 [ 13.044225][ C2] mark_lock_irq+0x343/0x400 [ 13.044230][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.044235][ C2] ? save_trace+0x52/0x170 [ 13.044239][ C2] mark_lock+0x174/0x2f0 [ 13.044243][ C2] mark_usage+0x46/0x150 [ 13.044246][ C2] __lock_acquire+0x20b/0x7e0 [ 13.044249][ C2] ? __lock_acquire+0x44d/0x7e0 [ 13.044254][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.044257][ C2] ? simple_pin_fs+0x24/0x150 [ 13.044260][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.044265][ C2] ? lock_acquire+0x10c/0x170 [ 13.044268][ C2] ? simple_pin_fs+0x24/0x150 [ 13.044272][ C2] _raw_spin_lock+0x33/0x40 [ 13.044275][ C2] ? simple_pin_fs+0x24/0x150 [ 13.044277][ C2] simple_pin_fs+0x24/0x150 [ 13.044281][ C2] debugfs_remove+0x35/0x70 [ 13.044284][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.044288][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.044291][ C2] ? __sk_destruct+0x383/0x780 [ 13.044297][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.044300][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.044303][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.044306][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.044311][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.044314][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.044317][ C2] ? default_idle+0x9/0x10 [ 13.044320][ C2] ? default_idle_call+0x6d/0xb0 [ 13.044322][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.044326][ C2] ? do_idle+0xf6/0x160 [ 13.044329][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.044331][ C2] ? start_secondary+0x213/0x2a0 [ 13.044335][ C2] ? common_startup_64+0x13e/0x148 [ 13.044342][ C2] __put_net+0x19/0x60 [ 13.044346][ C2] __sk_destruct+0x58a/0x780 [ 13.044350][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.044353][ C2] rcu_do_batch+0x34c/0xf20 [ 13.044357][ C2] ? find_held_lock+0x2b/0x80 [ 13.044360][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.044364][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.044368][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.044372][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.044377][ C2] rcu_core+0x2bb/0x500 [ 13.044381][ C2] handle_softirqs+0x218/0x620 [ 13.044387][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.044390][ C2] irq_exit_rcu+0xe/0x30 [ 13.044393][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.044397][ C2] [ 13.044398][ C2] [ 13.044399][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.044402][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.044406][ 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 [ 13.044409][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.044412][ C2] RAX: 00000000000340b1 RBX: 1ffff92000028fc1 RCX: ffffffff8f3a35d9 [ 13.044414][ C2] RDX: 0000000000000000 RSI: ffffffff8fe9175c RDI: ffffffff8f653ca0 [ 13.044416][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.044417][ C2] R10: ffff8880361337d3 R11: ffffffff90011288 R12: 0000000000000000 [ 13.044419][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.044423][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.044428][ C2] default_idle+0x9/0x10 [ 13.044430][ C2] default_idle_call+0x6d/0xb0 [ 13.044433][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.044436][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.044440][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.044445][ C2] do_idle+0xf6/0x160 [ 13.044449][ C2] cpu_startup_entry+0x54/0x60 [ 13.044452][ C2] start_secondary+0x213/0x2a0 [ 13.044455][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.044460][ C2] common_startup_64+0x13e/0x148 [ 13.044468][ C2] [ 13.062338][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.062719][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 13.063100][ C2] preempt_count: 101, expected: 0 [ 13.063328][ C2] RCU nest depth: 0, expected: 0 [ 13.063560][ C2] INFO: lockdep is turned off. [ 13.063781][ C2] Preemption disabled at: [ 13.063783][ C2] [<0000000000000000>] 0x0 [ 13.064303][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.064308][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.064310][ C2] Call Trace: [ 13.064311][ C2] [ 13.064313][ C2] dump_stack_lvl+0xb0/0xd0 [ 13.064321][ C2] __might_resched+0x360/0x5a0 [ 13.064329][ C2] down_write+0x72/0x210 [ 13.064333][ C2] ? __pfx_down_write+0x10/0x10 [ 13.064335][ C2] ? simple_recursive_removal+0x33/0x610 [ 13.064340][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.064345][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.064349][ C2] simple_recursive_removal+0x6a/0x610 [ 13.064352][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.064355][ C2] ? __pfx_remove_one+0x10/0x10 [ 13.064361][ C2] debugfs_remove+0x44/0x70 [ 13.064364][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.064368][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.064371][ C2] ? __sk_destruct+0x383/0x780 [ 13.064376][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.064380][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.064382][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.064387][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.064391][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.064395][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.064398][ C2] ? default_idle+0x9/0x10 [ 13.064401][ C2] ? default_idle_call+0x6d/0xb0 [ 13.064403][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.064407][ C2] ? do_idle+0xf6/0x160 [ 13.064410][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.064412][ C2] ? start_secondary+0x213/0x2a0 [ 13.064416][ C2] ? common_startup_64+0x13e/0x148 [ 13.064422][ C2] __put_net+0x19/0x60 [ 13.064427][ C2] __sk_destruct+0x58a/0x780 [ 13.064431][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.064434][ C2] rcu_do_batch+0x34c/0xf20 [ 13.064437][ C2] ? find_held_lock+0x2b/0x80 [ 13.064441][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.064445][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.064449][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.064453][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.064458][ C2] rcu_core+0x2bb/0x500 [ 13.064463][ C2] handle_softirqs+0x218/0x620 [ 13.064468][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.064472][ C2] irq_exit_rcu+0xe/0x30 [ 13.064475][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.064478][ C2] [ 13.064479][ C2] [ 13.064481][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.064483][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.064487][ 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 [ 13.064490][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.064492][ C2] RAX: 00000000000340b1 RBX: 1ffff92000028fc1 RCX: ffffffff8f3a35d9 [ 13.064494][ C2] RDX: 0000000000000000 RSI: ffffffff8fe9175c RDI: ffffffff8f653ca0 [ 13.064496][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.064498][ C2] R10: ffff8880361337d3 R11: ffffffff90011288 R12: 0000000000000000 [ 13.064499][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.064503][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.064508][ C2] default_idle+0x9/0x10 [ 13.064510][ C2] default_idle_call+0x6d/0xb0 [ 13.064513][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.064516][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.064520][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.064525][ C2] do_idle+0xf6/0x160 [ 13.064529][ C2] cpu_startup_entry+0x54/0x60 [ 13.064532][ C2] start_secondary+0x213/0x2a0 [ 13.064535][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.064540][ C2] common_startup_64+0x13e/0x148 [ 13.064547][ C2]