[ 13.893237][ C3] [ 13.893378][ C3] ================================ [ 13.893585][ C3] WARNING: inconsistent lock state [ 13.893776][ C3] 6.15.0-rc5-virtme #1 Not tainted [ 13.893973][ C3] -------------------------------- [ 13.894165][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.894410][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.894652][ C3] ffffffffa19bf978 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.894997][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.895193][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.895389][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.895580][ C3] _raw_spin_lock+0x33/0x40 [ 13.895777][ C3] simple_pin_fs+0x24/0x150 [ 13.895973][ C3] start_creating.part.0+0x3f/0x2f0 [ 13.896170][ C3] debugfs_create_dir+0x6a/0x540 [ 13.896361][ C3] component_debug_init+0x17/0x30 [ 13.896614][ C3] do_one_initcall+0x8c/0x1e0 [ 13.896916][ C3] do_initcalls+0x176/0x280 [ 13.897210][ C3] kernel_init_freeable+0x22d/0x300 [ 13.897499][ C3] kernel_init+0x20/0x200 [ 13.897791][ C3] ret_from_fork+0x31/0x70 [ 13.898086][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.898385][ C3] irq event stamp: 212642 [ 13.898617][ C3] hardirqs last enabled at (212642): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.899223][ C3] hardirqs last disabled at (212641): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.899833][ C3] softirqs last enabled at (211356): [] handle_softirqs+0x358/0x620 [ 13.900361][ C3] softirqs last disabled at (211401): [] __irq_exit_rcu+0xfa/0x160 [ 13.900885][ C3] [ 13.900885][ C3] other info that might help us debug this: [ 13.901321][ C3] Possible unsafe locking scenario: [ 13.901321][ C3] [ 13.901770][ C3] CPU0 [ 13.901998][ C3] ---- [ 13.902223][ C3] lock(pin_fs_lock); [ 13.902459][ C3] [ 13.902686][ C3] lock(pin_fs_lock); [ 13.902919][ C3] [ 13.902919][ C3] *** DEADLOCK *** [ 13.902919][ C3] [ 13.903360][ C3] 1 lock held by swapper/3/0: [ 13.903679][ C3] #0: ffffffffa1774480 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.904079][ C3] [ 13.904079][ C3] stack backtrace: [ 13.904348][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc5-virtme #1 PREEMPT(full) [ 13.904353][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.904355][ C3] Call Trace: [ 13.904357][ C3] [ 13.904359][ C3] dump_stack_lvl+0x82/0xd0 [ 13.904366][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.904371][ C3] mark_lock_irq+0x343/0x400 [ 13.904375][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.904379][ C3] ? save_trace+0x52/0x170 [ 13.904385][ C3] mark_lock+0x174/0x2f0 [ 13.904388][ C3] mark_usage+0x46/0x150 [ 13.904391][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.904395][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.904398][ C3] ? simple_pin_fs+0x24/0x150 [ 13.904403][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.904406][ C3] ? lock_acquire+0x10c/0x170 [ 13.904409][ C3] ? simple_pin_fs+0x24/0x150 [ 13.904413][ C3] _raw_spin_lock+0x33/0x40 [ 13.904416][ C3] ? simple_pin_fs+0x24/0x150 [ 13.904419][ C3] simple_pin_fs+0x24/0x150 [ 13.904422][ C3] debugfs_remove+0x35/0x70 [ 13.904427][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.904432][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.904436][ C3] ? __sk_destruct+0x383/0x780 [ 13.904441][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.904444][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.904447][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.904451][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.904455][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.904458][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.904461][ C3] ? default_idle+0x9/0x10 [ 13.904465][ C3] ? default_idle_call+0x6d/0xb0 [ 13.904467][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.904470][ C3] ? do_idle+0xf6/0x160 [ 13.904472][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.904475][ C3] ? start_secondary+0x213/0x2a0 [ 13.904477][ C3] ? common_startup_64+0x13e/0x148 [ 13.904483][ C3] __put_net+0x19/0x60 [ 13.904487][ C3] __sk_destruct+0x58a/0x780 [ 13.904490][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.904494][ C3] rcu_do_batch+0x34c/0xf20 [ 13.904499][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.904503][ C3] ? __lock_release+0x5d/0x170 [ 13.904506][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.904508][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.904513][ C3] rcu_core+0x2bb/0x500 [ 13.904517][ C3] handle_softirqs+0x218/0x620 [ 13.904521][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.904524][ C3] irq_exit_rcu+0xe/0x30 [ 13.904527][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.904530][ C3] [ 13.904531][ C3] [ 13.904533][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.904535][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.904539][ C3] Code: a0 b7 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 a3 a0 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 [ 13.904542][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.904546][ C3] RAX: 00000000000339c7 RBX: 1ffff9200002afc1 RCX: ffffffffa0768a19 [ 13.904548][ C3] RDX: 0000000000000000 RSI: ffffffffa12881e1 RDI: ffffffffa0a50e20 [ 13.904550][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c3667a [ 13.904551][ C3] R10: ffff8880361b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.904553][ C3] R13: ffff888001bb4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.904557][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.904562][ C3] default_idle+0x9/0x10 [ 13.904565][ C3] default_idle_call+0x6d/0xb0 [ 13.904567][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.904570][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.904574][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.904578][ C3] do_idle+0xf6/0x160 [ 13.904581][ C3] cpu_startup_entry+0x54/0x60 [ 13.904583][ C3] start_secondary+0x213/0x2a0 [ 13.904586][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.904590][ C3] common_startup_64+0x13e/0x148 [ 13.904596][ C3] [ 13.921039][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.921465][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.921772][ C3] preempt_count: 101, expected: 0 [ 13.921948][ C3] RCU nest depth: 0, expected: 0 [ 13.922226][ C3] INFO: lockdep is turned off. [ 13.922395][ C3] Preemption disabled at: [ 13.922397][ C3] [<0000000000000000>] 0x0 [ 13.922688][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc5-virtme #1 PREEMPT(full) [ 13.922693][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.922695][ C3] Call Trace: [ 13.922697][ C3] [ 13.922698][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.922706][ C3] __might_resched+0x360/0x5a0 [ 13.922712][ C3] down_write+0x72/0x210 [ 13.922715][ C3] ? __pfx_down_write+0x10/0x10 [ 13.922718][ C3] ? simple_recursive_removal+0x3a/0x860 [ 13.922722][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.922726][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.922732][ C3] simple_recursive_removal+0x166/0x860 [ 13.922734][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.922739][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.922744][ C3] debugfs_remove+0x44/0x70 [ 13.922747][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.922753][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.922756][ C3] ? __sk_destruct+0x383/0x780 [ 13.922761][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.922765][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.922769][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.922773][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.922777][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.922781][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.922784][ C3] ? default_idle+0x9/0x10 [ 13.922787][ C3] ? default_idle_call+0x6d/0xb0 [ 13.922789][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.922792][ C3] ? do_idle+0xf6/0x160 [ 13.922794][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.922796][ C3] ? start_secondary+0x213/0x2a0 [ 13.922800][ C3] ? common_startup_64+0x13e/0x148 [ 13.922806][ C3] __put_net+0x19/0x60 [ 13.922809][ C3] __sk_destruct+0x58a/0x780 [ 13.922813][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.922816][ C3] rcu_do_batch+0x34c/0xf20 [ 13.922822][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.922825][ C3] ? __lock_release+0x5d/0x170 [ 13.922828][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.922831][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.922836][ C3] rcu_core+0x2bb/0x500 [ 13.922839][ C3] handle_softirqs+0x218/0x620 [ 13.922844][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.922847][ C3] irq_exit_rcu+0xe/0x30 [ 13.922849][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.922852][ C3] [ 13.922853][ C3] [ 13.922855][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.922857][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.922861][ C3] Code: a0 b7 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 a3 a0 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 [ 13.922864][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.922867][ C3] RAX: 00000000000339c7 RBX: 1ffff9200002afc1 RCX: ffffffffa0768a19 [ 13.922869][ C3] RDX: 0000000000000000 RSI: ffffffffa12881e1 RDI: ffffffffa0a50e20 [ 13.922871][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c3667a [ 13.922873][ C3] R10: ffff8880361b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.922875][ C3] R13: ffff888001bb4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.922879][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.922884][ C3] default_idle+0x9/0x10 [ 13.922887][ C3] default_idle_call+0x6d/0xb0 [ 13.922889][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.922892][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.922895][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.922900][ C3] do_idle+0xf6/0x160 [ 13.922903][ C3] cpu_startup_entry+0x54/0x60 [ 13.922906][ C3] start_secondary+0x213/0x2a0 [ 13.922908][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.922913][ C3] common_startup_64+0x13e/0x148 [ 13.922919][ C3]