[ 13.847215][ C2] [ 13.847367][ C2] ================================ [ 13.847584][ C2] WARNING: inconsistent lock state [ 13.847781][ C2] 6.15.0-virtme #1 Not tainted [ 13.847978][ C2] -------------------------------- [ 13.848201][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.848453][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.848713][ C2] ffffffff86bc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.849096][ C2] {SOFTIRQ-ON-W} state was registered at: [ 13.849297][ C2] __lock_acquire+0x20b/0x7e0 [ 13.849553][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.849758][ C2] _raw_spin_lock+0x33/0x40 [ 13.849988][ C2] simple_pin_fs+0x24/0x150 [ 13.850199][ C2] start_creating.part.0+0x52/0x310 [ 13.850409][ C2] debugfs_create_dir+0x6a/0x540 [ 13.850617][ C2] component_debug_init+0x17/0x30 [ 13.850842][ C2] do_one_initcall+0x8f/0x1e0 [ 13.851062][ C2] do_initcalls+0x176/0x280 [ 13.851275][ C2] kernel_init_freeable+0x22d/0x300 [ 13.851483][ C2] kernel_init+0x20/0x200 [ 13.851707][ C2] ret_from_fork+0x240/0x320 [ 13.851940][ C2] ret_from_fork_asm+0x1a/0x30 [ 13.852136][ C2] irq event stamp: 245504 [ 13.852323][ C2] hardirqs last enabled at (245504): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.852729][ C2] hardirqs last disabled at (245503): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.853161][ C2] softirqs last enabled at (244746): [] handle_softirqs+0x358/0x620 [ 13.853533][ C2] softirqs last disabled at (244753): [] __irq_exit_rcu+0xfa/0x160 [ 13.853923][ C2] [ 13.853923][ C2] other info that might help us debug this: [ 13.854239][ C2] Possible unsafe locking scenario: [ 13.854239][ C2] [ 13.854556][ C2] CPU0 [ 13.854709][ C2] ---- [ 13.854863][ C2] lock(pin_fs_lock); [ 13.855036][ C2] [ 13.855179][ C2] lock(pin_fs_lock); [ 13.855334][ C2] [ 13.855334][ C2] *** DEADLOCK *** [ 13.855334][ C2] [ 13.855625][ C2] 1 lock held by swapper/2/0: [ 13.855837][ C2] #0: ffffffff869774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.856231][ C2] [ 13.856231][ C2] stack backtrace: [ 13.856505][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.856512][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.856514][ C2] Call Trace: [ 13.856519][ C2] [ 13.856521][ C2] dump_stack_lvl+0x82/0xd0 [ 13.856530][ C2] print_usage_bug.part.0+0x25f/0x360 [ 13.856537][ C2] mark_lock_irq+0x343/0x400 [ 13.856541][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.856547][ C2] ? save_trace+0x52/0x170 [ 13.856552][ C2] mark_lock+0x174/0x2f0 [ 13.856558][ C2] mark_usage+0x46/0x150 [ 13.856563][ C2] __lock_acquire+0x20b/0x7e0 [ 13.856567][ C2] ? __lock_acquire+0x44d/0x7e0 [ 13.856571][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.856575][ C2] ? simple_pin_fs+0x24/0x150 [ 13.856580][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.856587][ C2] ? lock_acquire+0x10c/0x170 [ 13.856590][ C2] ? simple_pin_fs+0x24/0x150 [ 13.856593][ C2] _raw_spin_lock+0x33/0x40 [ 13.856598][ C2] ? simple_pin_fs+0x24/0x150 [ 13.856600][ C2] simple_pin_fs+0x24/0x150 [ 13.856604][ C2] debugfs_remove+0x35/0x70 [ 13.856609][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.856617][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.856620][ C2] ? __sk_destruct+0x383/0x780 [ 13.856629][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.856632][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.856635][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.856640][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.856644][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.856652][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.856655][ C2] ? default_idle+0x9/0x10 [ 13.856658][ C2] ? default_idle_call+0x6d/0xb0 [ 13.856660][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.856667][ C2] ? do_idle+0xf6/0x160 [ 13.856670][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.856673][ C2] ? start_secondary+0x213/0x2a0 [ 13.856677][ C2] ? common_startup_64+0x13e/0x148 [ 13.856690][ C2] __put_net+0x19/0x60 [ 13.856697][ C2] __sk_destruct+0x58a/0x780 [ 13.856701][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.856704][ C2] rcu_do_batch+0x34c/0xf20 [ 13.856707][ C2] ? find_held_lock+0x2b/0x80 [ 13.856711][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.856714][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.856718][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.856722][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.856727][ C2] rcu_core+0x2bb/0x500 [ 13.856733][ C2] handle_softirqs+0x218/0x620 [ 13.856738][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.856741][ C2] irq_exit_rcu+0xe/0x30 [ 13.856745][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.856748][ C2] [ 13.856749][ C2] [ 13.856751][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.856754][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.856758][ 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 [ 13.856760][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.856768][ C2] RAX: 000000000003bc0f RBX: 1ffff92000028fc1 RCX: ffffffff859a35d9 [ 13.856770][ C2] RDX: 0000000000000000 RSI: ffffffff8649175c RDI: ffffffff85c53ca0 [ 13.856772][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea66fa [ 13.856773][ C2] R10: ffff88802f5337d3 R11: ffffffff86611288 R12: 0000000000000000 [ 13.856775][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.856780][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.856785][ C2] default_idle+0x9/0x10 [ 13.856787][ C2] default_idle_call+0x6d/0xb0 [ 13.856790][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.856794][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.856798][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.856803][ C2] do_idle+0xf6/0x160 [ 13.856806][ C2] cpu_startup_entry+0x54/0x60 [ 13.856810][ C2] start_secondary+0x213/0x2a0 [ 13.856813][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.856818][ C2] common_startup_64+0x13e/0x148 [ 13.856825][ C2] [ 13.873824][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.874287][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 13.874650][ C2] preempt_count: 101, expected: 0 [ 13.874846][ C2] RCU nest depth: 0, expected: 0 [ 13.875048][ C2] INFO: lockdep is turned off. [ 13.875360][ C2] Preemption disabled at: [ 13.875362][ C2] [<0000000000000000>] 0x0 [ 13.875730][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.875734][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.875736][ C2] Call Trace: [ 13.875738][ C2] [ 13.875741][ C2] dump_stack_lvl+0xb0/0xd0 [ 13.875748][ C2] __might_resched+0x360/0x5a0 [ 13.875762][ C2] down_write+0x72/0x210 [ 13.875767][ C2] ? __pfx_down_write+0x10/0x10 [ 13.875770][ C2] ? simple_recursive_removal+0x33/0x610 [ 13.875774][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.875780][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.875784][ C2] simple_recursive_removal+0x6a/0x610 [ 13.875787][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.875789][ C2] ? __pfx_remove_one+0x10/0x10 [ 13.875795][ C2] debugfs_remove+0x44/0x70 [ 13.875798][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.875803][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.875806][ C2] ? __sk_destruct+0x383/0x780 [ 13.875811][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.875815][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.875817][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.875822][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.875827][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.875830][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.875834][ C2] ? default_idle+0x9/0x10 [ 13.875836][ C2] ? default_idle_call+0x6d/0xb0 [ 13.875838][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.875843][ C2] ? do_idle+0xf6/0x160 [ 13.875845][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.875848][ C2] ? start_secondary+0x213/0x2a0 [ 13.875852][ C2] ? common_startup_64+0x13e/0x148 [ 13.875860][ C2] __put_net+0x19/0x60 [ 13.875864][ C2] __sk_destruct+0x58a/0x780 [ 13.875868][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.875871][ C2] rcu_do_batch+0x34c/0xf20 [ 13.875875][ C2] ? find_held_lock+0x2b/0x80 [ 13.875878][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.875882][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.875886][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.875890][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.875895][ C2] rcu_core+0x2bb/0x500 [ 13.875900][ C2] handle_softirqs+0x218/0x620 [ 13.875905][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.875909][ C2] irq_exit_rcu+0xe/0x30 [ 13.875912][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.875915][ C2] [ 13.875916][ C2] [ 13.875918][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.875921][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.875925][ 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 [ 13.875927][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 13.875930][ C2] RAX: 000000000003bc0f RBX: 1ffff92000028fc1 RCX: ffffffff859a35d9 [ 13.875932][ C2] RDX: 0000000000000000 RSI: ffffffff8649175c RDI: ffffffff85c53ca0 [ 13.875934][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005ea66fa [ 13.875936][ C2] R10: ffff88802f5337d3 R11: ffffffff86611288 R12: 0000000000000000 [ 13.875938][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.875941][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.875946][ C2] default_idle+0x9/0x10 [ 13.875948][ C2] default_idle_call+0x6d/0xb0 [ 13.875951][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.875954][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.875958][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.875963][ C2] do_idle+0xf6/0x160 [ 13.875967][ C2] cpu_startup_entry+0x54/0x60 [ 13.875970][ C2] start_secondary+0x213/0x2a0 [ 13.875973][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.875978][ C2] common_startup_64+0x13e/0x148 [ 13.875985][ C2]