[ 12.522810][ C3] [ 12.522946][ C3] ================================ [ 12.523137][ C3] WARNING: inconsistent lock state [ 12.523327][ C3] 6.15.0-virtme #1 Not tainted [ 12.523518][ C3] -------------------------------- [ 12.523707][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.523942][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.524174][ C3] ffffffffba9c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.524507][ C3] {SOFTIRQ-ON-W} state was registered at: [ 12.524694][ C3] __lock_acquire+0x20b/0x7e0 [ 12.524890][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.525077][ C3] _raw_spin_lock+0x33/0x40 [ 12.525269][ C3] simple_pin_fs+0x24/0x150 [ 12.525455][ C3] start_creating.part.0+0x52/0x310 [ 12.525645][ C3] debugfs_create_dir+0x6a/0x540 [ 12.525834][ C3] component_debug_init+0x17/0x30 [ 12.526025][ C3] do_one_initcall+0x8f/0x1e0 [ 12.526214][ C3] do_initcalls+0x176/0x280 [ 12.526407][ C3] kernel_init_freeable+0x22d/0x300 [ 12.526597][ C3] kernel_init+0x20/0x200 [ 12.526784][ C3] ret_from_fork+0x240/0x320 [ 12.526977][ C3] ret_from_fork_asm+0x1a/0x30 [ 12.527166][ C3] irq event stamp: 257540 [ 12.527310][ C3] hardirqs last enabled at (257540): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.527684][ C3] hardirqs last disabled at (257539): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.528064][ C3] softirqs last enabled at (257110): [] handle_softirqs+0x358/0x620 [ 12.528395][ C3] softirqs last disabled at (257123): [] __irq_exit_rcu+0xfa/0x160 [ 12.528724][ C3] [ 12.528724][ C3] other info that might help us debug this: [ 12.529002][ C3] Possible unsafe locking scenario: [ 12.529002][ C3] [ 12.529282][ C3] CPU0 [ 12.529426][ C3] ---- [ 12.529568][ C3] lock(pin_fs_lock); [ 12.529714][ C3] [ 12.529856][ C3] lock(pin_fs_lock); [ 12.530004][ C3] [ 12.530004][ C3] *** DEADLOCK *** [ 12.530004][ C3] [ 12.530282][ C3] 1 lock held by swapper/3/0: [ 12.530475][ C3] #0: ffffffffba7774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.530821][ C3] [ 12.530821][ C3] stack backtrace: [ 12.531073][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.531077][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.531079][ C3] Call Trace: [ 12.531081][ C3] [ 12.531083][ C3] dump_stack_lvl+0x82/0xd0 [ 12.531089][ C3] print_usage_bug.part.0+0x25f/0x360 [ 12.531093][ C3] mark_lock_irq+0x343/0x400 [ 12.531098][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.531103][ C3] ? save_trace+0x52/0x170 [ 12.531108][ C3] mark_lock+0x174/0x2f0 [ 12.531112][ C3] mark_usage+0x46/0x150 [ 12.531115][ C3] __lock_acquire+0x20b/0x7e0 [ 12.531119][ C3] ? __lock_acquire+0x44d/0x7e0 [ 12.531123][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.531126][ C3] ? simple_pin_fs+0x24/0x150 [ 12.531130][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.531135][ C3] ? lock_acquire+0x10c/0x170 [ 12.531138][ C3] ? simple_pin_fs+0x24/0x150 [ 12.531142][ C3] _raw_spin_lock+0x33/0x40 [ 12.531145][ C3] ? simple_pin_fs+0x24/0x150 [ 12.531147][ C3] simple_pin_fs+0x24/0x150 [ 12.531151][ C3] debugfs_remove+0x35/0x70 [ 12.531154][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.531159][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.531162][ C3] ? __sk_destruct+0x383/0x780 [ 12.531167][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.531170][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.531172][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.531175][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.531180][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.531184][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.531187][ C3] ? default_idle+0x9/0x10 [ 12.531189][ C3] ? default_idle_call+0x6d/0xb0 [ 12.531192][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.531196][ C3] ? do_idle+0xf6/0x160 [ 12.531198][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.531201][ C3] ? start_secondary+0x213/0x2a0 [ 12.531205][ C3] ? common_startup_64+0x13e/0x148 [ 12.531212][ C3] __put_net+0x19/0x60 [ 12.531215][ C3] __sk_destruct+0x58a/0x780 [ 12.531220][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.531222][ C3] rcu_do_batch+0x34c/0xf20 [ 12.531227][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.531231][ C3] ? __lock_release+0x5d/0x170 [ 12.531234][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.531237][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.531242][ C3] rcu_core+0x2bb/0x500 [ 12.531247][ C3] handle_softirqs+0x218/0x620 [ 12.531253][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.531256][ C3] irq_exit_rcu+0xe/0x30 [ 12.531259][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.531263][ C3] [ 12.531264][ C3] [ 12.531266][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.531268][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.531273][ 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 [ 12.531275][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.531278][ C3] RAX: 000000000003ec61 RBX: 1ffff9200002afc1 RCX: ffffffffb97a35d9 [ 12.531280][ C3] RDX: 0000000000000000 RSI: ffffffffba29175c RDI: ffffffffb9a53ca0 [ 12.531282][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 12.531284][ C3] R10: ffff8880361b37d3 R11: ffffffffba411288 R12: 0000000000000000 [ 12.531286][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.531289][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.531294][ C3] default_idle+0x9/0x10 [ 12.531297][ C3] default_idle_call+0x6d/0xb0 [ 12.531299][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.531302][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.531306][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.531311][ C3] do_idle+0xf6/0x160 [ 12.531315][ C3] cpu_startup_entry+0x54/0x60 [ 12.531318][ C3] start_secondary+0x213/0x2a0 [ 12.531321][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.531326][ C3] common_startup_64+0x13e/0x148 [ 12.531333][ C3] [ 12.545966][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.546266][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 12.546572][ C3] preempt_count: 101, expected: 0 [ 12.546748][ C3] RCU nest depth: 0, expected: 0 [ 12.546926][ C3] INFO: lockdep is turned off. [ 12.547101][ C3] Preemption disabled at: [ 12.547102][ C3] [<0000000000000000>] 0x0 [ 12.547408][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.547412][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.547413][ C3] Call Trace: [ 12.547415][ C3] [ 12.547417][ C3] dump_stack_lvl+0xb0/0xd0 [ 12.547423][ C3] __might_resched+0x360/0x5a0 [ 12.547433][ C3] down_write+0x72/0x210 [ 12.547436][ C3] ? __pfx_down_write+0x10/0x10 [ 12.547439][ C3] ? simple_recursive_removal+0x33/0x610 [ 12.547443][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.547449][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.547452][ C3] simple_recursive_removal+0x6a/0x610 [ 12.547455][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.547458][ C3] ? __pfx_remove_one+0x10/0x10 [ 12.547464][ C3] debugfs_remove+0x44/0x70 [ 12.547467][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.547471][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.547473][ C3] ? __sk_destruct+0x383/0x780 [ 12.547478][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.547481][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.547483][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.547488][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.547492][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.547496][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.547499][ C3] ? default_idle+0x9/0x10 [ 12.547501][ C3] ? default_idle_call+0x6d/0xb0 [ 12.547504][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.547507][ C3] ? do_idle+0xf6/0x160 [ 12.547510][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.547513][ C3] ? start_secondary+0x213/0x2a0 [ 12.547516][ C3] ? common_startup_64+0x13e/0x148 [ 12.547523][ C3] __put_net+0x19/0x60 [ 12.547527][ C3] __sk_destruct+0x58a/0x780 [ 12.547531][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.547534][ C3] rcu_do_batch+0x34c/0xf20 [ 12.547539][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.547542][ C3] ? __lock_release+0x5d/0x170 [ 12.547547][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.547550][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.547555][ C3] rcu_core+0x2bb/0x500 [ 12.547560][ C3] handle_softirqs+0x218/0x620 [ 12.547565][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.547569][ C3] irq_exit_rcu+0xe/0x30 [ 12.547572][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.547575][ C3] [ 12.547576][ C3] [ 12.547578][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.547581][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.547584][ 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 [ 12.547587][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.547590][ C3] RAX: 000000000003ec61 RBX: 1ffff9200002afc1 RCX: ffffffffb97a35d9 [ 12.547592][ C3] RDX: 0000000000000000 RSI: ffffffffba29175c RDI: ffffffffb9a53ca0 [ 12.547594][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 12.547595][ C3] R10: ffff8880361b37d3 R11: ffffffffba411288 R12: 0000000000000000 [ 12.547597][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.547600][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.547605][ C3] default_idle+0x9/0x10 [ 12.547607][ C3] default_idle_call+0x6d/0xb0 [ 12.547610][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.547613][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.547617][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.547622][ C3] do_idle+0xf6/0x160 [ 12.547626][ C3] cpu_startup_entry+0x54/0x60 [ 12.547629][ C3] start_secondary+0x213/0x2a0 [ 12.547632][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.547637][ C3] common_startup_64+0x13e/0x148 [ 12.547644][ C3]