[ 13.126974][ C2] [ 13.127196][ C2] ================================ [ 13.127406][ C2] WARNING: inconsistent lock state [ 13.127615][ C2] 6.15.0-virtme #1 Not tainted [ 13.127820][ C2] -------------------------------- [ 13.128018][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.128267][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.128530][ C2] ffffffffa5bc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.128893][ C2] {SOFTIRQ-ON-W} state was registered at: [ 13.129095][ C2] __lock_acquire+0x20b/0x7e0 [ 13.129308][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.129507][ C2] _raw_spin_lock+0x33/0x40 [ 13.129715][ C2] simple_pin_fs+0x24/0x150 [ 13.129916][ C2] start_creating.part.0+0x52/0x310 [ 13.130121][ C2] debugfs_create_dir+0x6a/0x540 [ 13.130329][ C2] component_debug_init+0x17/0x30 [ 13.130543][ C2] do_one_initcall+0x8f/0x1e0 [ 13.130756][ C2] do_initcalls+0x176/0x280 [ 13.130967][ C2] kernel_init_freeable+0x22d/0x300 [ 13.131180][ C2] kernel_init+0x20/0x200 [ 13.131391][ C2] ret_from_fork+0x240/0x320 [ 13.131608][ C2] ret_from_fork_asm+0x1a/0x30 [ 13.131820][ C2] irq event stamp: 226604 [ 13.131981][ C2] hardirqs last enabled at (226604): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.132400][ C2] hardirqs last disabled at (226603): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.132819][ C2] softirqs last enabled at (226002): [] handle_softirqs+0x358/0x620 [ 13.133192][ C2] softirqs last disabled at (226009): [] __irq_exit_rcu+0xfa/0x160 [ 13.133563][ C2] [ 13.133563][ C2] other info that might help us debug this: [ 13.133871][ C2] Possible unsafe locking scenario: [ 13.133871][ C2] [ 13.134175][ C2] CPU0 [ 13.134334][ C2] ---- [ 13.134487][ C2] lock(pin_fs_lock); [ 13.134645][ C2] [ 13.134798][ C2] lock(pin_fs_lock); [ 13.134950][ C2] [ 13.134950][ C2] *** DEADLOCK *** [ 13.134950][ C2] [ 13.135257][ C2] 1 lock held by swapper/2/0: [ 13.135498][ C2] #0: ffffffffa59774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.135878][ C2] [ 13.135878][ C2] stack backtrace: [ 13.136131][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.136135][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.136137][ C2] Call Trace: [ 13.136139][ C2] [ 13.136142][ C2] dump_stack_lvl+0x82/0xd0 [ 13.136149][ C2] print_usage_bug.part.0+0x25f/0x360 [ 13.136154][ C2] mark_lock_irq+0x343/0x400 [ 13.136159][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.136165][ C2] ? save_trace+0x52/0x170 [ 13.136170][ C2] mark_lock+0x174/0x2f0 [ 13.136174][ C2] mark_usage+0x46/0x150 [ 13.136178][ C2] __lock_acquire+0x20b/0x7e0 [ 13.136181][ C2] ? __lock_acquire+0x44d/0x7e0 [ 13.136186][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.136190][ C2] ? simple_pin_fs+0x24/0x150 [ 13.136193][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.136200][ C2] ? lock_acquire+0x10c/0x170 [ 13.136203][ C2] ? simple_pin_fs+0x24/0x150 [ 13.136207][ C2] _raw_spin_lock+0x33/0x40 [ 13.136210][ C2] ? simple_pin_fs+0x24/0x150 [ 13.136212][ C2] simple_pin_fs+0x24/0x150 [ 13.136216][ C2] debugfs_remove+0x35/0x70 [ 13.136219][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.136226][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.136228][ C2] ? __sk_destruct+0x383/0x780 [ 13.136236][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.136238][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.136241][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.136244][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.136249][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.136253][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.136256][ C2] ? default_idle+0x9/0x10 [ 13.136259][ C2] ? default_idle_call+0x6d/0xb0 [ 13.136262][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.136267][ C2] ? do_idle+0xf6/0x160 [ 13.136270][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.136273][ C2] ? start_secondary+0x213/0x2a0 [ 13.136279][ C2] ? common_startup_64+0x13e/0x148 [ 13.136288][ C2] __put_net+0x19/0x60 [ 13.136293][ C2] __sk_destruct+0x58a/0x780 [ 13.136297][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.136300][ C2] rcu_do_batch+0x34c/0xf20 [ 13.136303][ C2] ? find_held_lock+0x2b/0x80 [ 13.136307][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.136311][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.136314][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.136318][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.136323][ C2] rcu_core+0x2bb/0x500 [ 13.136328][ C2] handle_softirqs+0x218/0x620 [ 13.136334][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.136338][ C2] irq_exit_rcu+0xe/0x30 [ 13.136341][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.136344][ C2] [ 13.136346][ C2] [ 13.136347][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.136350][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.136354][ 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 [ 13.136357][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.136360][ C2] RAX: 00000000000372d7 RBX: 1ffff92000028fc1 RCX: ffffffffa49a35d9 [ 13.136362][ C2] RDX: 0000000000000000 RSI: ffffffffa549175c RDI: ffffffffa4c53ca0 [ 13.136364][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.136365][ C2] R10: ffff8880361337d3 R11: ffffffffa5611288 R12: 0000000000000000 [ 13.136367][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.136371][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.136376][ C2] default_idle+0x9/0x10 [ 13.136378][ C2] default_idle_call+0x6d/0xb0 [ 13.136381][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.136384][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.136388][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.136394][ C2] do_idle+0xf6/0x160 [ 13.136398][ C2] cpu_startup_entry+0x54/0x60 [ 13.136401][ C2] start_secondary+0x213/0x2a0 [ 13.136404][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.136409][ C2] common_startup_64+0x13e/0x148 [ 13.136417][ C2] [ 13.154082][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.154559][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 13.154908][ C2] preempt_count: 101, expected: 0 [ 13.155117][ C2] RCU nest depth: 0, expected: 0 [ 13.155448][ C2] INFO: lockdep is turned off. [ 13.155668][ C2] Preemption disabled at: [ 13.155670][ C2] [<0000000000000000>] 0x0 [ 13.156046][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.156050][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.156052][ C2] Call Trace: [ 13.156054][ C2] [ 13.156056][ C2] dump_stack_lvl+0xb0/0xd0 [ 13.156063][ C2] __might_resched+0x360/0x5a0 [ 13.156073][ C2] down_write+0x72/0x210 [ 13.156077][ C2] ? __pfx_down_write+0x10/0x10 [ 13.156079][ C2] ? simple_recursive_removal+0x33/0x610 [ 13.156084][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.156091][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.156095][ C2] simple_recursive_removal+0x6a/0x610 [ 13.156098][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.156100][ C2] ? __pfx_remove_one+0x10/0x10 [ 13.156106][ C2] debugfs_remove+0x44/0x70 [ 13.156109][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.156114][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.156117][ C2] ? __sk_destruct+0x383/0x780 [ 13.156122][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.156126][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.156128][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.156133][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.156137][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.156141][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.156144][ C2] ? default_idle+0x9/0x10 [ 13.156147][ C2] ? default_idle_call+0x6d/0xb0 [ 13.156149][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.156153][ C2] ? do_idle+0xf6/0x160 [ 13.156155][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.156158][ C2] ? start_secondary+0x213/0x2a0 [ 13.156162][ C2] ? common_startup_64+0x13e/0x148 [ 13.156168][ C2] __put_net+0x19/0x60 [ 13.156172][ C2] __sk_destruct+0x58a/0x780 [ 13.156176][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.156179][ C2] rcu_do_batch+0x34c/0xf20 [ 13.156183][ C2] ? find_held_lock+0x2b/0x80 [ 13.156187][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.156190][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.156194][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.156198][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.156203][ C2] rcu_core+0x2bb/0x500 [ 13.156207][ C2] handle_softirqs+0x218/0x620 [ 13.156213][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.156216][ C2] irq_exit_rcu+0xe/0x30 [ 13.156219][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.156223][ C2] [ 13.156224][ C2] [ 13.156225][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.156228][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.156232][ 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 [ 13.156234][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.156237][ C2] RAX: 00000000000372d7 RBX: 1ffff92000028fc1 RCX: ffffffffa49a35d9 [ 13.156239][ C2] RDX: 0000000000000000 RSI: ffffffffa549175c RDI: ffffffffa4c53ca0 [ 13.156241][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.156242][ C2] R10: ffff8880361337d3 R11: ffffffffa5611288 R12: 0000000000000000 [ 13.156244][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.156248][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.156252][ C2] default_idle+0x9/0x10 [ 13.156255][ C2] default_idle_call+0x6d/0xb0 [ 13.156257][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.156261][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.156265][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.156269][ C2] do_idle+0xf6/0x160 [ 13.156273][ C2] cpu_startup_entry+0x54/0x60 [ 13.156276][ C2] start_secondary+0x213/0x2a0 [ 13.156279][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.156284][ C2] common_startup_64+0x13e/0x148 [ 13.156291][ C2]