[ 12.336552][ C3] [ 12.336685][ C3] ================================ [ 12.336886][ C3] WARNING: inconsistent lock state [ 12.337076][ C3] 6.15.0-virtme #1 Not tainted [ 12.337277][ C3] -------------------------------- [ 12.337463][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.337700][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.337933][ C3] ffffffff86dc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.338270][ C3] {SOFTIRQ-ON-W} state was registered at: [ 12.338458][ C3] __lock_acquire+0x20b/0x7e0 [ 12.338653][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.338840][ C3] _raw_spin_lock+0x33/0x40 [ 12.339030][ C3] simple_pin_fs+0x24/0x150 [ 12.339215][ C3] start_creating.part.0+0x52/0x310 [ 12.339402][ C3] debugfs_create_dir+0x6a/0x540 [ 12.339589][ C3] component_debug_init+0x17/0x30 [ 12.339774][ C3] do_one_initcall+0x8f/0x1e0 [ 12.339961][ C3] do_initcalls+0x176/0x280 [ 12.340150][ C3] kernel_init_freeable+0x22d/0x300 [ 12.340338][ C3] kernel_init+0x20/0x200 [ 12.340526][ C3] ret_from_fork+0x240/0x320 [ 12.340718][ C3] ret_from_fork_asm+0x1a/0x30 [ 12.340905][ C3] irq event stamp: 210686 [ 12.341051][ C3] hardirqs last enabled at (210686): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.341424][ C3] hardirqs last disabled at (210685): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.341797][ C3] softirqs last enabled at (209460): [] handle_softirqs+0x358/0x620 [ 12.342131][ C3] softirqs last disabled at (209491): [] __irq_exit_rcu+0xfa/0x160 [ 12.342460][ C3] [ 12.342460][ C3] other info that might help us debug this: [ 12.342738][ C3] Possible unsafe locking scenario: [ 12.342738][ C3] [ 12.343021][ C3] CPU0 [ 12.343168][ C3] ---- [ 12.343311][ C3] lock(pin_fs_lock); [ 12.343457][ C3] [ 12.343597][ C3] lock(pin_fs_lock); [ 12.343748][ C3] [ 12.343748][ C3] *** DEADLOCK *** [ 12.343748][ C3] [ 12.344020][ C3] 1 lock held by swapper/3/0: [ 12.344209][ C3] #0: ffffffff86b774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.344558][ C3] [ 12.344558][ C3] stack backtrace: [ 12.344789][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.344794][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.344796][ C3] Call Trace: [ 12.344797][ C3] [ 12.344800][ C3] dump_stack_lvl+0x82/0xd0 [ 12.344805][ C3] print_usage_bug.part.0+0x25f/0x360 [ 12.344810][ C3] mark_lock_irq+0x343/0x400 [ 12.344815][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.344819][ C3] ? save_trace+0x52/0x170 [ 12.344824][ C3] mark_lock+0x174/0x2f0 [ 12.344828][ C3] mark_usage+0x46/0x150 [ 12.344831][ C3] __lock_acquire+0x20b/0x7e0 [ 12.344835][ C3] ? __lock_acquire+0x44d/0x7e0 [ 12.344839][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.344842][ C3] ? simple_pin_fs+0x24/0x150 [ 12.344845][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.344850][ C3] ? lock_acquire+0x10c/0x170 [ 12.344853][ C3] ? simple_pin_fs+0x24/0x150 [ 12.344857][ C3] _raw_spin_lock+0x33/0x40 [ 12.344860][ C3] ? simple_pin_fs+0x24/0x150 [ 12.344862][ C3] simple_pin_fs+0x24/0x150 [ 12.344865][ C3] debugfs_remove+0x35/0x70 [ 12.344869][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.344874][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.344877][ C3] ? __sk_destruct+0x383/0x780 [ 12.344882][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.344885][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.344887][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.344890][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.344894][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.344898][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.344901][ C3] ? default_idle+0x9/0x10 [ 12.344903][ C3] ? default_idle_call+0x6d/0xb0 [ 12.344906][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.344910][ C3] ? do_idle+0xf6/0x160 [ 12.344913][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.344916][ C3] ? start_secondary+0x213/0x2a0 [ 12.344919][ C3] ? common_startup_64+0x13e/0x148 [ 12.344927][ C3] __put_net+0x19/0x60 [ 12.344931][ C3] __sk_destruct+0x58a/0x780 [ 12.344935][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.344938][ C3] rcu_do_batch+0x34c/0xf20 [ 12.344942][ C3] ? find_held_lock+0x2b/0x80 [ 12.344945][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.344949][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.344952][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.344956][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.344961][ C3] rcu_core+0x2bb/0x500 [ 12.344965][ C3] handle_softirqs+0x218/0x620 [ 12.344971][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.344974][ C3] irq_exit_rcu+0xe/0x30 [ 12.344977][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.344981][ C3] [ 12.344982][ C3] [ 12.344984][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.344986][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.344990][ 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 [ 12.344993][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.344996][ C3] RAX: 0000000000033251 RBX: 1ffff9200002afc1 RCX: ffffffff85ba35d9 [ 12.344998][ C3] RDX: 0000000000000000 RSI: ffffffff8669175c RDI: ffffffff85e53ca0 [ 12.345000][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 12.345001][ C3] R10: ffff8880361b37d3 R11: ffffffff86811288 R12: 0000000000000000 [ 12.345003][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.345007][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.345011][ C3] default_idle+0x9/0x10 [ 12.345014][ C3] default_idle_call+0x6d/0xb0 [ 12.345016][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.345020][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.345024][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.345029][ C3] do_idle+0xf6/0x160 [ 12.345032][ C3] cpu_startup_entry+0x54/0x60 [ 12.345036][ C3] start_secondary+0x213/0x2a0 [ 12.345039][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.345044][ C3] common_startup_64+0x13e/0x148 [ 12.345051][ C3] [ 12.360037][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.360341][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 12.360651][ C3] preempt_count: 101, expected: 0 [ 12.360826][ C3] RCU nest depth: 0, expected: 0 [ 12.361000][ C3] INFO: lockdep is turned off. [ 12.361173][ C3] Preemption disabled at: [ 12.361174][ C3] [<0000000000000000>] 0x0 [ 12.361477][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.361481][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.361483][ C3] Call Trace: [ 12.361485][ C3] [ 12.361486][ C3] dump_stack_lvl+0xb0/0xd0 [ 12.361493][ C3] __might_resched+0x360/0x5a0 [ 12.361503][ C3] down_write+0x72/0x210 [ 12.361508][ C3] ? __pfx_down_write+0x10/0x10 [ 12.361511][ C3] ? simple_recursive_removal+0x33/0x610 [ 12.361515][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.361520][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.361524][ C3] simple_recursive_removal+0x6a/0x610 [ 12.361527][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.361530][ C3] ? __pfx_remove_one+0x10/0x10 [ 12.361535][ C3] debugfs_remove+0x44/0x70 [ 12.361538][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.361542][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.361545][ C3] ? __sk_destruct+0x383/0x780 [ 12.361549][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.361553][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.361556][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.361560][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.361564][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.361567][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.361570][ C3] ? default_idle+0x9/0x10 [ 12.361573][ C3] ? default_idle_call+0x6d/0xb0 [ 12.361575][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.361579][ C3] ? do_idle+0xf6/0x160 [ 12.361581][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.361584][ C3] ? start_secondary+0x213/0x2a0 [ 12.361587][ C3] ? common_startup_64+0x13e/0x148 [ 12.361594][ C3] __put_net+0x19/0x60 [ 12.361597][ C3] __sk_destruct+0x58a/0x780 [ 12.361601][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.361604][ C3] rcu_do_batch+0x34c/0xf20 [ 12.361608][ C3] ? find_held_lock+0x2b/0x80 [ 12.361612][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.361615][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.361619][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.361623][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.361628][ C3] rcu_core+0x2bb/0x500 [ 12.361632][ C3] handle_softirqs+0x218/0x620 [ 12.361638][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.361641][ C3] irq_exit_rcu+0xe/0x30 [ 12.361644][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.361648][ C3] [ 12.361649][ C3] [ 12.361650][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.361653][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.361657][ 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 [ 12.361659][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.361662][ C3] RAX: 0000000000033251 RBX: 1ffff9200002afc1 RCX: ffffffff85ba35d9 [ 12.361664][ C3] RDX: 0000000000000000 RSI: ffffffff8669175c RDI: ffffffff85e53ca0 [ 12.361665][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 12.361667][ C3] R10: ffff8880361b37d3 R11: ffffffff86811288 R12: 0000000000000000 [ 12.361668][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.361672][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.361677][ C3] default_idle+0x9/0x10 [ 12.361679][ C3] default_idle_call+0x6d/0xb0 [ 12.361682][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.361685][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.361689][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.361694][ C3] do_idle+0xf6/0x160 [ 12.361697][ C3] cpu_startup_entry+0x54/0x60 [ 12.361701][ C3] start_secondary+0x213/0x2a0 [ 12.361704][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.361708][ C3] common_startup_64+0x13e/0x148 [ 12.361716][ C3]