[ 13.789026][ C2] [ 13.789173][ C2] ================================ [ 13.789379][ C2] WARNING: inconsistent lock state [ 13.789586][ C2] 6.15.0-virtme #1 Not tainted [ 13.789797][ C2] -------------------------------- [ 13.789998][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.790258][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.790507][ C2] ffffffffb1dc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.790926][ C2] {SOFTIRQ-ON-W} state was registered at: [ 13.791133][ C2] __lock_acquire+0x20b/0x7e0 [ 13.791350][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.791561][ C2] _raw_spin_lock+0x33/0x40 [ 13.791772][ C2] simple_pin_fs+0x24/0x150 [ 13.791967][ C2] start_creating.part.0+0x52/0x310 [ 13.792179][ C2] debugfs_create_dir+0x6a/0x540 [ 13.792390][ C2] component_debug_init+0x17/0x30 [ 13.792599][ C2] do_one_initcall+0x8f/0x1e0 [ 13.792804][ C2] do_initcalls+0x176/0x280 [ 13.793013][ C2] kernel_init_freeable+0x22d/0x300 [ 13.793220][ C2] kernel_init+0x20/0x200 [ 13.793427][ C2] ret_from_fork+0x240/0x320 [ 13.793637][ C2] ret_from_fork_asm+0x1a/0x30 [ 13.793847][ C2] irq event stamp: 222584 [ 13.794006][ C2] hardirqs last enabled at (222584): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.794418][ C2] hardirqs last disabled at (222583): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.794833][ C2] softirqs last enabled at (222148): [] handle_softirqs+0x358/0x620 [ 13.795204][ C2] softirqs last disabled at (222167): [] __irq_exit_rcu+0xfa/0x160 [ 13.795567][ C2] [ 13.795567][ C2] other info that might help us debug this: [ 13.795867][ C2] Possible unsafe locking scenario: [ 13.795867][ C2] [ 13.796165][ C2] CPU0 [ 13.796317][ C2] ---- [ 13.796467][ C2] lock(pin_fs_lock); [ 13.796629][ C2] [ 13.796777][ C2] lock(pin_fs_lock); [ 13.796934][ C2] [ 13.796934][ C2] *** DEADLOCK *** [ 13.796934][ C2] [ 13.797245][ C2] 1 lock held by swapper/2/0: [ 13.797458][ C2] #0: ffffffffb1b774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.797826][ C2] [ 13.797826][ C2] stack backtrace: [ 13.798088][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.798093][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.798095][ C2] Call Trace: [ 13.798097][ C2] [ 13.798099][ C2] dump_stack_lvl+0x82/0xd0 [ 13.798106][ C2] print_usage_bug.part.0+0x25f/0x360 [ 13.798111][ C2] mark_lock_irq+0x343/0x400 [ 13.798115][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.798122][ C2] ? save_trace+0x52/0x170 [ 13.798126][ C2] mark_lock+0x174/0x2f0 [ 13.798130][ C2] mark_usage+0x46/0x150 [ 13.798133][ C2] __lock_acquire+0x20b/0x7e0 [ 13.798137][ C2] ? __lock_acquire+0x44d/0x7e0 [ 13.798141][ C2] lock_acquire.part.0+0xb6/0x240 [ 13.798145][ C2] ? simple_pin_fs+0x24/0x150 [ 13.798148][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.798155][ C2] ? lock_acquire+0x10c/0x170 [ 13.798158][ C2] ? simple_pin_fs+0x24/0x150 [ 13.798162][ C2] _raw_spin_lock+0x33/0x40 [ 13.798165][ C2] ? simple_pin_fs+0x24/0x150 [ 13.798167][ C2] simple_pin_fs+0x24/0x150 [ 13.798170][ C2] debugfs_remove+0x35/0x70 [ 13.798174][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.798180][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.798183][ C2] ? __sk_destruct+0x383/0x780 [ 13.798190][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.798194][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.798196][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.798199][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.798205][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.798209][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.798212][ C2] ? default_idle+0x9/0x10 [ 13.798215][ C2] ? default_idle_call+0x6d/0xb0 [ 13.798217][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.798223][ C2] ? do_idle+0xf6/0x160 [ 13.798225][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.798228][ C2] ? start_secondary+0x213/0x2a0 [ 13.798233][ C2] ? common_startup_64+0x13e/0x148 [ 13.798242][ C2] __put_net+0x19/0x60 [ 13.798248][ C2] __sk_destruct+0x58a/0x780 [ 13.798252][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.798255][ C2] rcu_do_batch+0x34c/0xf20 [ 13.798258][ C2] ? find_held_lock+0x2b/0x80 [ 13.798262][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.798266][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.798269][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.798273][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.798278][ C2] rcu_core+0x2bb/0x500 [ 13.798284][ C2] handle_softirqs+0x218/0x620 [ 13.798289][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.798293][ C2] irq_exit_rcu+0xe/0x30 [ 13.798296][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.798299][ C2] [ 13.798300][ C2] [ 13.798302][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.798304][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.798309][ 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 [ 13.798311][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242 [ 13.798315][ C2] RAX: 00000000000363d5 RBX: 1ffff92000028fc1 RCX: ffffffffb0ba35d9 [ 13.798317][ C2] RDX: 0000000000000000 RSI: ffffffffb169175c RDI: ffffffffb0e53ca0 [ 13.798318][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.798320][ C2] R10: ffff8880361337d3 R11: ffffffffb1811288 R12: 0000000000000000 [ 13.798322][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.798326][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.798330][ C2] default_idle+0x9/0x10 [ 13.798333][ C2] default_idle_call+0x6d/0xb0 [ 13.798335][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.798339][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.798343][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.798348][ C2] do_idle+0xf6/0x160 [ 13.798352][ C2] cpu_startup_entry+0x54/0x60 [ 13.798355][ C2] start_secondary+0x213/0x2a0 [ 13.798359][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.798363][ C2] common_startup_64+0x13e/0x148 [ 13.798371][ C2] [ 13.816687][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.817164][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 13.817512][ C2] preempt_count: 101, expected: 0 [ 13.818062][ C2] RCU nest depth: 0, expected: 0 [ 13.818277][ C2] INFO: lockdep is turned off. [ 13.818499][ C2] Preemption disabled at: [ 13.818502][ C2] [<0000000000000000>] 0x0 [ 13.818888][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.818892][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.818894][ C2] Call Trace: [ 13.818896][ C2] [ 13.818898][ C2] dump_stack_lvl+0xb0/0xd0 [ 13.818906][ C2] __might_resched+0x360/0x5a0 [ 13.818916][ C2] down_write+0x72/0x210 [ 13.818921][ C2] ? __pfx_down_write+0x10/0x10 [ 13.818923][ C2] ? simple_recursive_removal+0x33/0x610 [ 13.818928][ C2] ? rcu_is_watching+0x12/0xc0 [ 13.818934][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.818939][ C2] simple_recursive_removal+0x6a/0x610 [ 13.818942][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 13.818944][ C2] ? __pfx_remove_one+0x10/0x10 [ 13.818950][ C2] debugfs_remove+0x44/0x70 [ 13.818954][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 13.818958][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.818961][ C2] ? __sk_destruct+0x383/0x780 [ 13.818966][ C2] ? rcu_do_batch+0x34c/0xf20 [ 13.818969][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.818972][ C2] ? irq_exit_rcu+0xe/0x30 [ 13.818977][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.818981][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.818985][ C2] ? pv_native_safe_halt+0xf/0x20 [ 13.818988][ C2] ? default_idle+0x9/0x10 [ 13.818991][ C2] ? default_idle_call+0x6d/0xb0 [ 13.818993][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.818997][ C2] ? do_idle+0xf6/0x160 [ 13.819000][ C2] ? cpu_startup_entry+0x54/0x60 [ 13.819003][ C2] ? start_secondary+0x213/0x2a0 [ 13.819007][ C2] ? common_startup_64+0x13e/0x148 [ 13.819013][ C2] __put_net+0x19/0x60 [ 13.819018][ C2] __sk_destruct+0x58a/0x780 [ 13.819022][ C2] ? rcu_do_batch+0x34a/0xf20 [ 13.819025][ C2] rcu_do_batch+0x34c/0xf20 [ 13.819029][ C2] ? find_held_lock+0x2b/0x80 [ 13.819033][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.819036][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.819041][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.819045][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.819049][ C2] rcu_core+0x2bb/0x500 [ 13.819054][ C2] handle_softirqs+0x218/0x620 [ 13.819060][ C2] __irq_exit_rcu+0xfa/0x160 [ 13.819063][ C2] irq_exit_rcu+0xe/0x30 [ 13.819066][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.819070][ C2] [ 13.819071][ C2] [ 13.819072][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.819075][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.819079][ 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 [ 13.819081][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242 [ 13.819085][ C2] RAX: 00000000000363d5 RBX: 1ffff92000028fc1 RCX: ffffffffb0ba35d9 [ 13.819087][ C2] RDX: 0000000000000000 RSI: ffffffffb169175c RDI: ffffffffb0e53ca0 [ 13.819088][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 13.819090][ C2] R10: ffff8880361337d3 R11: ffffffffb1811288 R12: 0000000000000000 [ 13.819092][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 13.819096][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.819100][ C2] default_idle+0x9/0x10 [ 13.819103][ C2] default_idle_call+0x6d/0xb0 [ 13.819105][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 13.819109][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.819113][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.819117][ C2] do_idle+0xf6/0x160 [ 13.819121][ C2] cpu_startup_entry+0x54/0x60 [ 13.819124][ C2] start_secondary+0x213/0x2a0 [ 13.819127][ C2] ? __pfx_start_secondary+0x10/0x10 [ 13.819132][ C2] common_startup_64+0x13e/0x148 [ 13.819140][ C2]