[ 12.875574][ C2] [ 12.875714][ C2] ================================ [ 12.875913][ C2] WARNING: inconsistent lock state [ 12.876103][ C2] 6.15.0-virtme #1 Not tainted [ 12.876294][ C2] -------------------------------- [ 12.876480][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.876713][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.876945][ C2] ffffffff94dc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.877289][ C2] {SOFTIRQ-ON-W} state was registered at: [ 12.877472][ C2] __lock_acquire+0x20b/0x7e0 [ 12.877664][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.877851][ C2] _raw_spin_lock+0x33/0x40 [ 12.878039][ C2] simple_pin_fs+0x24/0x150 [ 12.878229][ C2] start_creating.part.0+0x52/0x310 [ 12.878420][ C2] debugfs_create_dir+0x6a/0x540 [ 12.878606][ C2] component_debug_init+0x17/0x30 [ 12.878793][ C2] do_one_initcall+0x8f/0x1e0 [ 12.878980][ C2] do_initcalls+0x176/0x280 [ 12.879170][ C2] kernel_init_freeable+0x22d/0x300 [ 12.879360][ C2] kernel_init+0x20/0x200 [ 12.879547][ C2] ret_from_fork+0x240/0x320 [ 12.879737][ C2] ret_from_fork_asm+0x1a/0x30 [ 12.879922][ C2] irq event stamp: 233796 [ 12.880068][ C2] hardirqs last enabled at (233796): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.880440][ C2] hardirqs last disabled at (233795): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.880812][ C2] softirqs last enabled at (233460): [] handle_softirqs+0x358/0x620 [ 12.881142][ C2] softirqs last disabled at (233479): [] __irq_exit_rcu+0xfa/0x160 [ 12.881472][ C2] [ 12.881472][ C2] other info that might help us debug this: [ 12.881745][ C2] Possible unsafe locking scenario: [ 12.881745][ C2] [ 12.882017][ C2] CPU0 [ 12.882156][ C2] ---- [ 12.882294][ C2] lock(pin_fs_lock); [ 12.882436][ C2] [ 12.882578][ C2] lock(pin_fs_lock); [ 12.882721][ C2] [ 12.882721][ C2] *** DEADLOCK *** [ 12.882721][ C2] [ 12.882998][ C2] 1 lock held by swapper/2/0: [ 12.883192][ C2] #0: ffffffff94b774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.883530][ C2] [ 12.883530][ C2] stack backtrace: [ 12.883776][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.883780][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.883782][ C2] Call Trace: [ 12.883784][ C2] [ 12.883786][ C2] dump_stack_lvl+0x82/0xd0 [ 12.883793][ C2] print_usage_bug.part.0+0x25f/0x360 [ 12.883798][ C2] mark_lock_irq+0x343/0x400 [ 12.883802][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.883807][ C2] ? save_trace+0x52/0x170 [ 12.883811][ C2] mark_lock+0x174/0x2f0 [ 12.883815][ C2] mark_usage+0x46/0x150 [ 12.883818][ C2] __lock_acquire+0x20b/0x7e0 [ 12.883822][ C2] ? __lock_acquire+0x44d/0x7e0 [ 12.883826][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.883829][ C2] ? simple_pin_fs+0x24/0x150 [ 12.883833][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.883838][ C2] ? lock_acquire+0x10c/0x170 [ 12.883840][ C2] ? simple_pin_fs+0x24/0x150 [ 12.883844][ C2] _raw_spin_lock+0x33/0x40 [ 12.883847][ C2] ? simple_pin_fs+0x24/0x150 [ 12.883850][ C2] simple_pin_fs+0x24/0x150 [ 12.883853][ C2] debugfs_remove+0x35/0x70 [ 12.883856][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.883861][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.883863][ C2] ? __sk_destruct+0x383/0x780 [ 12.883869][ C2] ? rcu_do_batch+0x34c/0xf20 [ 12.883872][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.883874][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.883878][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.883882][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.883886][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.883890][ C2] ? default_idle+0x9/0x10 [ 12.883892][ C2] ? default_idle_call+0x6d/0xb0 [ 12.883895][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.883899][ C2] ? do_idle+0xf6/0x160 [ 12.883901][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.883904][ C2] ? start_secondary+0x213/0x2a0 [ 12.883908][ C2] ? common_startup_64+0x13e/0x148 [ 12.883915][ C2] __put_net+0x19/0x60 [ 12.883919][ C2] __sk_destruct+0x58a/0x780 [ 12.883924][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.883926][ C2] rcu_do_batch+0x34c/0xf20 [ 12.883930][ C2] ? find_held_lock+0x2b/0x80 [ 12.883933][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.883937][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.883940][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.883944][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.883949][ C2] rcu_core+0x2bb/0x500 [ 12.883953][ C2] handle_softirqs+0x218/0x620 [ 12.883959][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.883962][ C2] irq_exit_rcu+0xe/0x30 [ 12.883965][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.883969][ C2] [ 12.883970][ C2] [ 12.883972][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.883974][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.883979][ C2] 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 [ 12.883982][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 12.883985][ C2] RAX: 0000000000039005 RBX: 1ffff92000028fc1 RCX: ffffffff93ba35d9 [ 12.883987][ C2] RDX: 0000000000000000 RSI: ffffffff9469175c RDI: ffffffff93e53ca0 [ 12.883989][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 12.883990][ C2] R10: ffff8880361337d3 R11: ffffffff94811288 R12: 0000000000000000 [ 12.883992][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 12.883996][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.884001][ C2] default_idle+0x9/0x10 [ 12.884003][ C2] default_idle_call+0x6d/0xb0 [ 12.884005][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.884009][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.884013][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.884018][ C2] do_idle+0xf6/0x160 [ 12.884022][ C2] cpu_startup_entry+0x54/0x60 [ 12.884025][ C2] start_secondary+0x213/0x2a0 [ 12.884028][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.884033][ C2] common_startup_64+0x13e/0x148 [ 12.884040][ C2] [ 12.899057][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.899384][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 12.899695][ C2] preempt_count: 101, expected: 0 [ 12.899888][ C2] RCU nest depth: 0, expected: 0 [ 12.900073][ C2] INFO: lockdep is turned off. [ 12.900264][ C2] Preemption disabled at: [ 12.900266][ C2] [<0000000000000000>] 0x0 [ 12.900603][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.900607][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.900609][ C2] Call Trace: [ 12.900611][ C2] [ 12.900613][ C2] dump_stack_lvl+0xb0/0xd0 [ 12.900620][ C2] __might_resched+0x360/0x5a0 [ 12.900628][ C2] down_write+0x72/0x210 [ 12.900631][ C2] ? __pfx_down_write+0x10/0x10 [ 12.900634][ C2] ? simple_recursive_removal+0x33/0x610 [ 12.900639][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.900645][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.900649][ C2] simple_recursive_removal+0x6a/0x610 [ 12.900652][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.900654][ C2] ? __pfx_remove_one+0x10/0x10 [ 12.900659][ C2] debugfs_remove+0x44/0x70 [ 12.900663][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.900667][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.900670][ C2] ? __sk_destruct+0x383/0x780 [ 12.900675][ C2] ? rcu_do_batch+0x34c/0xf20 [ 12.900679][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.900681][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.900686][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.900690][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.900693][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.900697][ C2] ? default_idle+0x9/0x10 [ 12.900699][ C2] ? default_idle_call+0x6d/0xb0 [ 12.900701][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.900705][ C2] ? do_idle+0xf6/0x160 [ 12.900708][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.900711][ C2] ? start_secondary+0x213/0x2a0 [ 12.900714][ C2] ? common_startup_64+0x13e/0x148 [ 12.900721][ C2] __put_net+0x19/0x60 [ 12.900724][ C2] __sk_destruct+0x58a/0x780 [ 12.900729][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.900731][ C2] rcu_do_batch+0x34c/0xf20 [ 12.900735][ C2] ? find_held_lock+0x2b/0x80 [ 12.900739][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.900743][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.900747][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 12.900751][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 12.900755][ C2] rcu_core+0x2bb/0x500 [ 12.900760][ C2] handle_softirqs+0x218/0x620 [ 12.900766][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.900769][ C2] irq_exit_rcu+0xe/0x30 [ 12.900772][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.900776][ C2] [ 12.900777][ C2] [ 12.900778][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.900781][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.900784][ C2] 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 [ 12.900787][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 12.900790][ C2] RAX: 0000000000039005 RBX: 1ffff92000028fc1 RCX: ffffffff93ba35d9 [ 12.900792][ C2] RDX: 0000000000000000 RSI: ffffffff9469175c RDI: ffffffff93e53ca0 [ 12.900794][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 12.900796][ C2] R10: ffff8880361337d3 R11: ffffffff94811288 R12: 0000000000000000 [ 12.900797][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 12.900801][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.900806][ C2] default_idle+0x9/0x10 [ 12.900808][ C2] default_idle_call+0x6d/0xb0 [ 12.900811][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.900814][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.900818][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.900823][ C2] do_idle+0xf6/0x160 [ 12.900826][ C2] cpu_startup_entry+0x54/0x60 [ 12.900830][ C2] start_secondary+0x213/0x2a0 [ 12.900833][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.900837][ C2] common_startup_64+0x13e/0x148 [ 12.900845][ C2]