[ 12.755827][ C3] [ 12.755977][ C3] ================================ [ 12.756185][ C3] WARNING: inconsistent lock state [ 12.756392][ C3] 6.15.0-virtme #1 Not tainted [ 12.756598][ C3] -------------------------------- [ 12.756800][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.757059][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.757330][ C3] ffffffff981c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.757698][ C3] {SOFTIRQ-ON-W} state was registered at: [ 12.757903][ C3] __lock_acquire+0x20b/0x7e0 [ 12.758111][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.758315][ C3] _raw_spin_lock+0x33/0x40 [ 12.758529][ C3] simple_pin_fs+0x24/0x150 [ 12.758738][ C3] start_creating.part.0+0x52/0x310 [ 12.758953][ C3] debugfs_create_dir+0x6a/0x540 [ 12.759163][ C3] component_debug_init+0x17/0x30 [ 12.759370][ C3] do_one_initcall+0x8f/0x1e0 [ 12.759570][ C3] do_initcalls+0x176/0x280 [ 12.759774][ C3] kernel_init_freeable+0x22d/0x300 [ 12.759988][ C3] kernel_init+0x20/0x200 [ 12.760193][ C3] ret_from_fork+0x240/0x320 [ 12.760398][ C3] ret_from_fork_asm+0x1a/0x30 [ 12.760599][ C3] irq event stamp: 225742 [ 12.760755][ C3] hardirqs last enabled at (225742): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.761179][ C3] hardirqs last disabled at (225741): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.761600][ C3] softirqs last enabled at (225378): [] handle_softirqs+0x358/0x620 [ 12.761955][ C3] softirqs last disabled at (225391): [] __irq_exit_rcu+0xfa/0x160 [ 12.762310][ C3] [ 12.762310][ C3] other info that might help us debug this: [ 12.762622][ C3] Possible unsafe locking scenario: [ 12.762622][ C3] [ 12.762936][ C3] CPU0 [ 12.763094][ C3] ---- [ 12.763247][ C3] lock(pin_fs_lock); [ 12.763411][ C3] [ 12.763561][ C3] lock(pin_fs_lock); [ 12.763715][ C3] [ 12.763715][ C3] *** DEADLOCK *** [ 12.763715][ C3] [ 12.764023][ C3] 1 lock held by swapper/3/0: [ 12.764231][ C3] #0: ffffffff97f774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.764593][ C3] [ 12.764593][ C3] stack backtrace: [ 12.764844][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.764848][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.764850][ C3] Call Trace: [ 12.764852][ C3] [ 12.764854][ C3] dump_stack_lvl+0x82/0xd0 [ 12.764860][ C3] print_usage_bug.part.0+0x25f/0x360 [ 12.764865][ C3] mark_lock_irq+0x343/0x400 [ 12.764869][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.764874][ C3] ? save_trace+0x52/0x170 [ 12.764878][ C3] mark_lock+0x174/0x2f0 [ 12.764882][ C3] mark_usage+0x46/0x150 [ 12.764885][ C3] __lock_acquire+0x20b/0x7e0 [ 12.764889][ C3] ? __lock_acquire+0x44d/0x7e0 [ 12.764893][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.764897][ C3] ? simple_pin_fs+0x24/0x150 [ 12.764900][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.764905][ C3] ? lock_acquire+0x10c/0x170 [ 12.764908][ C3] ? simple_pin_fs+0x24/0x150 [ 12.764911][ C3] _raw_spin_lock+0x33/0x40 [ 12.764915][ C3] ? simple_pin_fs+0x24/0x150 [ 12.764917][ C3] simple_pin_fs+0x24/0x150 [ 12.764920][ C3] debugfs_remove+0x35/0x70 [ 12.764923][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.764928][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.764931][ C3] ? __sk_destruct+0x383/0x780 [ 12.764936][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.764939][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.764941][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.764945][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.764949][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.764953][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.764956][ C3] ? default_idle+0x9/0x10 [ 12.764958][ C3] ? default_idle_call+0x6d/0xb0 [ 12.764961][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.764965][ C3] ? do_idle+0xf6/0x160 [ 12.764967][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.764970][ C3] ? start_secondary+0x213/0x2a0 [ 12.764973][ C3] ? common_startup_64+0x13e/0x148 [ 12.764981][ C3] __put_net+0x19/0x60 [ 12.764985][ C3] __sk_destruct+0x58a/0x780 [ 12.764989][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.764992][ C3] rcu_do_batch+0x34c/0xf20 [ 12.764997][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.765000][ C3] ? __lock_release+0x5d/0x170 [ 12.765004][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.765007][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.765011][ C3] rcu_core+0x2bb/0x500 [ 12.765016][ C3] handle_softirqs+0x218/0x620 [ 12.765022][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.765025][ C3] irq_exit_rcu+0xe/0x30 [ 12.765028][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.765032][ C3] [ 12.765033][ C3] [ 12.765035][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.765038][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.765042][ 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 [ 12.765045][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.765048][ C3] RAX: 000000000003706d RBX: 1ffff9200002afc1 RCX: ffffffff96fa35d9 [ 12.765050][ C3] RDX: 0000000000000000 RSI: ffffffff97a9175c RDI: ffffffff97253ca0 [ 12.765051][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa [ 12.765053][ C3] R10: ffff88802f5b37d3 R11: ffffffff97c11288 R12: 0000000000000000 [ 12.765055][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.765059][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.765063][ C3] default_idle+0x9/0x10 [ 12.765066][ C3] default_idle_call+0x6d/0xb0 [ 12.765068][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.765071][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.765076][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.765080][ C3] do_idle+0xf6/0x160 [ 12.765084][ C3] cpu_startup_entry+0x54/0x60 [ 12.765088][ C3] start_secondary+0x213/0x2a0 [ 12.765091][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.765096][ C3] common_startup_64+0x13e/0x148 [ 12.765103][ C3] [ 12.781309][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.781654][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 12.781986][ C3] preempt_count: 101, expected: 0 [ 12.782187][ C3] RCU nest depth: 0, expected: 0 [ 12.782389][ C3] INFO: lockdep is turned off. [ 12.782582][ C3] Preemption disabled at: [ 12.782584][ C3] [<0000000000000000>] 0x0 [ 12.782921][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.782926][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.782928][ C3] Call Trace: [ 12.782929][ C3] [ 12.782931][ C3] dump_stack_lvl+0xb0/0xd0 [ 12.782938][ C3] __might_resched+0x360/0x5a0 [ 12.782945][ C3] down_write+0x72/0x210 [ 12.782949][ C3] ? __pfx_down_write+0x10/0x10 [ 12.782952][ C3] ? simple_recursive_removal+0x33/0x610 [ 12.782956][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.782962][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.782966][ C3] simple_recursive_removal+0x6a/0x610 [ 12.782969][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.782971][ C3] ? __pfx_remove_one+0x10/0x10 [ 12.782976][ C3] debugfs_remove+0x44/0x70 [ 12.782980][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.782984][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.782987][ C3] ? __sk_destruct+0x383/0x780 [ 12.782991][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.782995][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.782997][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.783002][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.783006][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.783009][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.783013][ C3] ? default_idle+0x9/0x10 [ 12.783015][ C3] ? default_idle_call+0x6d/0xb0 [ 12.783017][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.783021][ C3] ? do_idle+0xf6/0x160 [ 12.783024][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.783026][ C3] ? start_secondary+0x213/0x2a0 [ 12.783030][ C3] ? common_startup_64+0x13e/0x148 [ 12.783036][ C3] __put_net+0x19/0x60 [ 12.783040][ C3] __sk_destruct+0x58a/0x780 [ 12.783044][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.783047][ C3] rcu_do_batch+0x34c/0xf20 [ 12.783052][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.783055][ C3] ? __lock_release+0x5d/0x170 [ 12.783060][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.783063][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.783069][ C3] rcu_core+0x2bb/0x500 [ 12.783073][ C3] handle_softirqs+0x218/0x620 [ 12.783079][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.783083][ C3] irq_exit_rcu+0xe/0x30 [ 12.783086][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.783089][ C3] [ 12.783090][ C3] [ 12.783091][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.783094][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.783098][ 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 [ 12.783101][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.783104][ C3] RAX: 000000000003706d RBX: 1ffff9200002afc1 RCX: ffffffff96fa35d9 [ 12.783105][ C3] RDX: 0000000000000000 RSI: ffffffff97a9175c RDI: ffffffff97253ca0 [ 12.783107][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa [ 12.783109][ C3] R10: ffff88802f5b37d3 R11: ffffffff97c11288 R12: 0000000000000000 [ 12.783110][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.783114][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.783118][ C3] default_idle+0x9/0x10 [ 12.783121][ C3] default_idle_call+0x6d/0xb0 [ 12.783123][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.783127][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.783131][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.783136][ C3] do_idle+0xf6/0x160 [ 12.783140][ C3] cpu_startup_entry+0x54/0x60 [ 12.783143][ C3] start_secondary+0x213/0x2a0 [ 12.783146][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.783151][ C3] common_startup_64+0x13e/0x148 [ 12.783158][ C3]