[ 13.426104][ C3] [ 13.426323][ C3] ================================ [ 13.426518][ C3] WARNING: inconsistent lock state [ 13.426711][ C3] 6.15.0-rc7-virtme #1 Not tainted [ 13.426928][ C3] -------------------------------- [ 13.427118][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.427350][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.427585][ C3] ffffffffa55bff78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.427935][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.428130][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.428326][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.428518][ C3] _raw_spin_lock+0x33/0x40 [ 13.428711][ C3] simple_pin_fs+0x24/0x150 [ 13.428898][ C3] start_creating.part.0+0x3f/0x2f0 [ 13.429091][ C3] debugfs_create_dir+0x6a/0x540 [ 13.429282][ C3] component_debug_init+0x17/0x30 [ 13.429476][ C3] do_one_initcall+0x8f/0x1e0 [ 13.429667][ C3] do_initcalls+0x176/0x280 [ 13.429853][ C3] kernel_init_freeable+0x22d/0x300 [ 13.430049][ C3] kernel_init+0x20/0x200 [ 13.430239][ C3] ret_from_fork+0x31/0x70 [ 13.430429][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.430614][ C3] irq event stamp: 244018 [ 13.430765][ C3] hardirqs last enabled at (244018): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.431157][ C3] hardirqs last disabled at (244017): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.431533][ C3] softirqs last enabled at (243504): [] handle_softirqs+0x358/0x620 [ 13.431865][ C3] softirqs last disabled at (243529): [] __irq_exit_rcu+0xfa/0x160 [ 13.432198][ C3] [ 13.432198][ C3] other info that might help us debug this: [ 13.432482][ C3] Possible unsafe locking scenario: [ 13.432482][ C3] [ 13.432762][ C3] CPU0 [ 13.432902][ C3] ---- [ 13.433041][ C3] lock(pin_fs_lock); [ 13.433188][ C3] [ 13.433331][ C3] lock(pin_fs_lock); [ 13.433477][ C3] [ 13.433477][ C3] *** DEADLOCK *** [ 13.433477][ C3] [ 13.433766][ C3] 1 lock held by swapper/3/0: [ 13.433964][ C3] #0: ffffffffa53749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.434301][ C3] [ 13.434301][ C3] stack backtrace: [ 13.434540][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 13.434545][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.434547][ C3] Call Trace: [ 13.434549][ C3] [ 13.434551][ C3] dump_stack_lvl+0x82/0xd0 [ 13.434557][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.434561][ C3] mark_lock_irq+0x343/0x400 [ 13.434565][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.434570][ C3] ? save_trace+0x52/0x170 [ 13.434576][ C3] mark_lock+0x174/0x2f0 [ 13.434579][ C3] mark_usage+0x46/0x150 [ 13.434582][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.434587][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.434590][ C3] ? simple_pin_fs+0x24/0x150 [ 13.434593][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.434597][ C3] ? lock_acquire+0x10c/0x170 [ 13.434599][ C3] ? simple_pin_fs+0x24/0x150 [ 13.434603][ C3] _raw_spin_lock+0x33/0x40 [ 13.434606][ C3] ? simple_pin_fs+0x24/0x150 [ 13.434608][ C3] simple_pin_fs+0x24/0x150 [ 13.434612][ C3] debugfs_remove+0x35/0x70 [ 13.434616][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.434621][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.434625][ C3] ? __sk_destruct+0x383/0x780 [ 13.434630][ C3] ? rcu_do_batch+0x34f/0xf20 [ 13.434633][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.434636][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.434639][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.434643][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.434647][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.434650][ C3] ? default_idle+0x9/0x10 [ 13.434652][ C3] ? default_idle_call+0x6d/0xb0 [ 13.434654][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.434657][ C3] ? do_idle+0xf6/0x160 [ 13.434659][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.434662][ C3] ? start_secondary+0x213/0x2a0 [ 13.434665][ C3] ? common_startup_64+0x13e/0x148 [ 13.434671][ C3] __put_net+0x19/0x60 [ 13.434675][ C3] __sk_destruct+0x58a/0x780 [ 13.434679][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.434683][ C3] rcu_do_batch+0x34f/0xf20 [ 13.434687][ C3] ? find_held_lock+0x2b/0x80 [ 13.434691][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.434695][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.434699][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.434702][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.434707][ C3] rcu_core+0x2bb/0x500 [ 13.434711][ C3] handle_softirqs+0x218/0x620 [ 13.434716][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.434719][ C3] irq_exit_rcu+0xe/0x30 [ 13.434721][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.434725][ C3] [ 13.434726][ C3] [ 13.434727][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.434730][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.434734][ C3] Code: 50 b7 00 e9 c3 57 02 00 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 c3 45 12 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 13.434736][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 13.434740][ C3] RAX: 000000000003b747 RBX: 1ffff9200002afc1 RCX: ffffffffa436ea19 [ 13.434742][ C3] RDX: 0000000000000000 RSI: ffffffffa4e89a45 RDI: ffffffffa46513a0 [ 13.434744][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c3667a [ 13.434745][ C3] R10: ffff8880361b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.434747][ C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.434751][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.434756][ C3] default_idle+0x9/0x10 [ 13.434759][ C3] default_idle_call+0x6d/0xb0 [ 13.434762][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.434767][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.434772][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.434779][ C3] do_idle+0xf6/0x160 [ 13.434785][ C3] cpu_startup_entry+0x54/0x60 [ 13.434789][ C3] start_secondary+0x213/0x2a0 [ 13.434794][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.434802][ C3] common_startup_64+0x13e/0x148 [ 13.434814][ C3] [ 13.450147][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.450484][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.450839][ C3] preempt_count: 101, expected: 0 [ 13.451028][ C3] RCU nest depth: 0, expected: 0 [ 13.451215][ C3] INFO: lockdep is turned off. [ 13.451518][ C3] Preemption disabled at: [ 13.451519][ C3] [<0000000000000000>] 0x0 [ 13.451861][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 13.451866][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.451868][ C3] Call Trace: [ 13.451870][ C3] [ 13.451872][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.451880][ C3] __might_resched+0x360/0x5a0 [ 13.451886][ C3] down_write+0x72/0x210 [ 13.451890][ C3] ? __pfx_down_write+0x10/0x10 [ 13.451893][ C3] ? simple_recursive_removal+0x3a/0x860 [ 13.451898][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.451902][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.451908][ C3] simple_recursive_removal+0x166/0x860 [ 13.451911][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.451915][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.451920][ C3] debugfs_remove+0x44/0x70 [ 13.451923][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.451929][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.451933][ C3] ? __sk_destruct+0x383/0x780 [ 13.451939][ C3] ? rcu_do_batch+0x34f/0xf20 [ 13.451943][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.451946][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.451951][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.451955][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.451958][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.451962][ C3] ? default_idle+0x9/0x10 [ 13.451964][ C3] ? default_idle_call+0x6d/0xb0 [ 13.451966][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.451969][ C3] ? do_idle+0xf6/0x160 [ 13.451971][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.451973][ C3] ? start_secondary+0x213/0x2a0 [ 13.451977][ C3] ? common_startup_64+0x13e/0x148 [ 13.451983][ C3] __put_net+0x19/0x60 [ 13.451987][ C3] __sk_destruct+0x58a/0x780 [ 13.451991][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.451994][ C3] rcu_do_batch+0x34f/0xf20 [ 13.451998][ C3] ? find_held_lock+0x2b/0x80 [ 13.452004][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.452008][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.452012][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.452015][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.452020][ C3] rcu_core+0x2bb/0x500 [ 13.452024][ C3] handle_softirqs+0x218/0x620 [ 13.452029][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.452032][ C3] irq_exit_rcu+0xe/0x30 [ 13.452034][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.452038][ C3] [ 13.452039][ C3] [ 13.452040][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.452043][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.452047][ C3] Code: 50 b7 00 e9 c3 57 02 00 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 c3 45 12 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 13.452049][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 13.452052][ C3] RAX: 000000000003b747 RBX: 1ffff9200002afc1 RCX: ffffffffa436ea19 [ 13.452055][ C3] RDX: 0000000000000000 RSI: ffffffffa4e89a45 RDI: ffffffffa46513a0 [ 13.452057][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c3667a [ 13.452058][ C3] R10: ffff8880361b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.452060][ C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.452064][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.452069][ C3] default_idle+0x9/0x10 [ 13.452072][ C3] default_idle_call+0x6d/0xb0 [ 13.452074][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.452077][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.452081][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.452085][ C3] do_idle+0xf6/0x160 [ 13.452088][ C3] cpu_startup_entry+0x54/0x60 [ 13.452091][ C3] start_secondary+0x213/0x2a0 [ 13.452094][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.452098][ C3] common_startup_64+0x13e/0x148 [ 13.452105][ C3]