[ 13.718460][ C3] [ 13.718607][ C3] ================================ [ 13.718803][ C3] WARNING: inconsistent lock state [ 13.718994][ C3] 6.15.0-virtme #1 Not tainted [ 13.719202][ C3] -------------------------------- [ 13.719391][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.719641][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.719877][ C3] ffffffff8cfc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.720221][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.720409][ C3] __lock_acquire+0x20b/0x7e0 [ 13.720609][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.720803][ C3] _raw_spin_lock+0x33/0x40 [ 13.720999][ C3] simple_pin_fs+0x24/0x150 [ 13.721189][ C3] start_creating.part.0+0x52/0x310 [ 13.721381][ C3] debugfs_create_dir+0x6a/0x540 [ 13.721569][ C3] component_debug_init+0x17/0x30 [ 13.721765][ C3] do_one_initcall+0x8f/0x1e0 [ 13.721956][ C3] do_initcalls+0x176/0x280 [ 13.722150][ C3] kernel_init_freeable+0x22d/0x300 [ 13.722341][ C3] kernel_init+0x20/0x200 [ 13.722533][ C3] ret_from_fork+0x240/0x320 [ 13.722736][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.722925][ C3] irq event stamp: 229180 [ 13.723071][ C3] hardirqs last enabled at (229180): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.723460][ C3] hardirqs last disabled at (229179): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.723906][ C3] softirqs last enabled at (228630): [] handle_softirqs+0x358/0x620 [ 13.724277][ C3] softirqs last disabled at (228643): [] __irq_exit_rcu+0xfa/0x160 [ 13.724666][ C3] [ 13.724666][ C3] other info that might help us debug this: [ 13.724995][ C3] Possible unsafe locking scenario: [ 13.724995][ C3] [ 13.725293][ C3] CPU0 [ 13.725443][ C3] ---- [ 13.725629][ C3] lock(pin_fs_lock); [ 13.725811][ C3] [ 13.725971][ C3] lock(pin_fs_lock); [ 13.726117][ C3] [ 13.726117][ C3] *** DEADLOCK *** [ 13.726117][ C3] [ 13.726434][ C3] 1 lock held by swapper/3/0: [ 13.726664][ C3] #0: ffffffff8cd774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.727052][ C3] [ 13.727052][ C3] stack backtrace: [ 13.727339][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.727344][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.727347][ C3] Call Trace: [ 13.727349][ C3] [ 13.727351][ C3] dump_stack_lvl+0x82/0xd0 [ 13.727361][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.727370][ C3] mark_lock_irq+0x343/0x400 [ 13.727378][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.727385][ C3] ? save_trace+0x52/0x170 [ 13.727389][ C3] mark_lock+0x174/0x2f0 [ 13.727393][ C3] mark_usage+0x46/0x150 [ 13.727396][ C3] __lock_acquire+0x20b/0x7e0 [ 13.727400][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.727407][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.727412][ C3] ? simple_pin_fs+0x24/0x150 [ 13.727419][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.727425][ C3] ? lock_acquire+0x10c/0x170 [ 13.727428][ C3] ? simple_pin_fs+0x24/0x150 [ 13.727432][ C3] _raw_spin_lock+0x33/0x40 [ 13.727435][ C3] ? simple_pin_fs+0x24/0x150 [ 13.727438][ C3] simple_pin_fs+0x24/0x150 [ 13.727441][ C3] debugfs_remove+0x35/0x70 [ 13.727445][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.727453][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.727458][ C3] ? __sk_destruct+0x383/0x780 [ 13.727467][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.727470][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.727472][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.727476][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.727481][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.727485][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.727489][ C3] ? default_idle+0x9/0x10 [ 13.727493][ C3] ? default_idle_call+0x6d/0xb0 [ 13.727497][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.727504][ C3] ? do_idle+0xf6/0x160 [ 13.727509][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.727511][ C3] ? start_secondary+0x213/0x2a0 [ 13.727517][ C3] ? common_startup_64+0x13e/0x148 [ 13.727524][ C3] __put_net+0x19/0x60 [ 13.727529][ C3] __sk_destruct+0x58a/0x780 [ 13.727533][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.727537][ C3] rcu_do_batch+0x34c/0xf20 [ 13.727546][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.727552][ C3] ? __lock_release+0x5d/0x170 [ 13.727557][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.727561][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.727565][ C3] rcu_core+0x2bb/0x500 [ 13.727570][ C3] handle_softirqs+0x218/0x620 [ 13.727575][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.727580][ C3] irq_exit_rcu+0xe/0x30 [ 13.727585][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.727590][ C3] [ 13.727592][ C3] [ 13.727595][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.727600][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.727604][ C3] Code: a2 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 17 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 [ 13.727606][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 13.727610][ C3] RAX: 0000000000037d21 RBX: 1ffff9200002afc1 RCX: ffffffff8bda25d9 [ 13.727612][ C3] RDX: 0000000000000000 RSI: ffffffff8c89175c RDI: ffffffff8c053ca0 [ 13.727614][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa [ 13.727615][ C3] R10: ffff88802f5b37d3 R11: ffffffff8ca11288 R12: 0000000000000000 [ 13.727617][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.727623][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.727631][ C3] default_idle+0x9/0x10 [ 13.727635][ C3] default_idle_call+0x6d/0xb0 [ 13.727640][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.727644][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.727648][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.727653][ C3] do_idle+0xf6/0x160 [ 13.727657][ C3] cpu_startup_entry+0x54/0x60 [ 13.727660][ C3] start_secondary+0x213/0x2a0 [ 13.727665][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.727673][ C3] common_startup_64+0x13e/0x148 [ 13.727686][ C3] [ 13.744876][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.745192][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.745493][ C3] preempt_count: 101, expected: 0 [ 13.745780][ C3] RCU nest depth: 0, expected: 0 [ 13.745959][ C3] INFO: lockdep is turned off. [ 13.746130][ C3] Preemption disabled at: [ 13.746132][ C3] [<0000000000000000>] 0x0 [ 13.746446][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.746451][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.746453][ C3] Call Trace: [ 13.746455][ C3] [ 13.746457][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.746465][ C3] __might_resched+0x360/0x5a0 [ 13.746475][ C3] down_write+0x72/0x210 [ 13.746479][ C3] ? __pfx_down_write+0x10/0x10 [ 13.746482][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.746487][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.746493][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.746497][ C3] simple_recursive_removal+0x6a/0x610 [ 13.746500][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.746502][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.746508][ C3] debugfs_remove+0x44/0x70 [ 13.746511][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.746516][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.746519][ C3] ? __sk_destruct+0x383/0x780 [ 13.746524][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.746527][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.746530][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.746535][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.746539][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.746543][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.746546][ C3] ? default_idle+0x9/0x10 [ 13.746549][ C3] ? default_idle_call+0x6d/0xb0 [ 13.746551][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.746556][ C3] ? do_idle+0xf6/0x160 [ 13.746558][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.746561][ C3] ? start_secondary+0x213/0x2a0 [ 13.746565][ C3] ? common_startup_64+0x13e/0x148 [ 13.746572][ C3] __put_net+0x19/0x60 [ 13.746576][ C3] __sk_destruct+0x58a/0x780 [ 13.746580][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.746583][ C3] rcu_do_batch+0x34c/0xf20 [ 13.746588][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.746592][ C3] ? __lock_release+0x5d/0x170 [ 13.746597][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.746600][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.746606][ C3] rcu_core+0x2bb/0x500 [ 13.746611][ C3] handle_softirqs+0x218/0x620 [ 13.746616][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.746620][ C3] irq_exit_rcu+0xe/0x30 [ 13.746623][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.746627][ C3] [ 13.746628][ C3] [ 13.746630][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.746632][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.746636][ C3] Code: a2 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 17 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 [ 13.746639][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 13.746642][ C3] RAX: 0000000000037d21 RBX: 1ffff9200002afc1 RCX: ffffffff8bda25d9 [ 13.746644][ C3] RDX: 0000000000000000 RSI: ffffffff8c89175c RDI: ffffffff8c053ca0 [ 13.746646][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa [ 13.746648][ C3] R10: ffff88802f5b37d3 R11: ffffffff8ca11288 R12: 0000000000000000 [ 13.746650][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.746653][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.746658][ C3] default_idle+0x9/0x10 [ 13.746660][ C3] default_idle_call+0x6d/0xb0 [ 13.746663][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.746666][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.746670][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.746675][ C3] do_idle+0xf6/0x160 [ 13.746679][ C3] cpu_startup_entry+0x54/0x60 [ 13.746682][ C3] start_secondary+0x213/0x2a0 [ 13.746685][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.746690][ C3] common_startup_64+0x13e/0x148 [ 13.746698][ C3]