[ 13.577603][ C3] [ 13.577767][ C3] ================================ [ 13.577976][ C3] WARNING: inconsistent lock state [ 13.578189][ C3] 6.15.0-virtme #1 Not tainted [ 13.578403][ C3] -------------------------------- [ 13.578611][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.578871][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.579129][ C3] ffffffffbd5c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.579508][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.579716][ C3] __lock_acquire+0x20b/0x7e0 [ 13.579931][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.580139][ C3] _raw_spin_lock+0x33/0x40 [ 13.580348][ C3] simple_pin_fs+0x24/0x150 [ 13.580554][ C3] start_creating.part.0+0x52/0x310 [ 13.580765][ C3] debugfs_create_dir+0x6a/0x540 [ 13.580976][ C3] component_debug_init+0x17/0x30 [ 13.581184][ C3] do_one_initcall+0x8f/0x1e0 [ 13.581388][ C3] do_initcalls+0x176/0x280 [ 13.581606][ C3] kernel_init_freeable+0x22d/0x300 [ 13.581816][ C3] kernel_init+0x20/0x200 [ 13.582028][ C3] ret_from_fork+0x240/0x320 [ 13.582248][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.582458][ C3] irq event stamp: 255326 [ 13.582616][ C3] hardirqs last enabled at (255326): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.583028][ C3] hardirqs last disabled at (255325): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.583436][ C3] softirqs last enabled at (254668): [] handle_softirqs+0x358/0x620 [ 13.583809][ C3] softirqs last disabled at (254705): [] __irq_exit_rcu+0xfa/0x160 [ 13.584183][ C3] [ 13.584183][ C3] other info that might help us debug this: [ 13.584502][ C3] Possible unsafe locking scenario: [ 13.584502][ C3] [ 13.584808][ C3] CPU0 [ 13.584967][ C3] ---- [ 13.585122][ C3] lock(pin_fs_lock); [ 13.585286][ C3] [ 13.585442][ C3] lock(pin_fs_lock); [ 13.585599][ C3] [ 13.585599][ C3] *** DEADLOCK *** [ 13.585599][ C3] [ 13.585896][ C3] 1 lock held by swapper/3/0: [ 13.586109][ C3] #0: ffffffffbd3774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.586480][ C3] [ 13.586480][ C3] stack backtrace: [ 13.586742][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.586747][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.586750][ C3] Call Trace: [ 13.586753][ C3] [ 13.586756][ C3] dump_stack_lvl+0x82/0xd0 [ 13.586764][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.586769][ C3] mark_lock_irq+0x343/0x400 [ 13.586774][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.586780][ C3] ? save_trace+0x52/0x170 [ 13.586784][ C3] mark_lock+0x174/0x2f0 [ 13.586788][ C3] mark_usage+0x46/0x150 [ 13.586792][ C3] __lock_acquire+0x20b/0x7e0 [ 13.586795][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.586799][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.586803][ C3] ? simple_pin_fs+0x24/0x150 [ 13.586807][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.586813][ C3] ? lock_acquire+0x10c/0x170 [ 13.586816][ C3] ? simple_pin_fs+0x24/0x150 [ 13.586820][ C3] _raw_spin_lock+0x33/0x40 [ 13.586823][ C3] ? simple_pin_fs+0x24/0x150 [ 13.586825][ C3] simple_pin_fs+0x24/0x150 [ 13.586828][ C3] debugfs_remove+0x35/0x70 [ 13.586832][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.586838][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.586841][ C3] ? __sk_destruct+0x383/0x780 [ 13.586847][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.586850][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.586853][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.586856][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.586861][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.586866][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.586869][ C3] ? default_idle+0x9/0x10 [ 13.586871][ C3] ? default_idle_call+0x6d/0xb0 [ 13.586874][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.586879][ C3] ? do_idle+0xf6/0x160 [ 13.586882][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.586884][ C3] ? start_secondary+0x213/0x2a0 [ 13.586889][ C3] ? common_startup_64+0x13e/0x148 [ 13.586898][ C3] __put_net+0x19/0x60 [ 13.586903][ C3] __sk_destruct+0x58a/0x780 [ 13.586907][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.586910][ C3] rcu_do_batch+0x34c/0xf20 [ 13.586913][ C3] ? find_held_lock+0x2b/0x80 [ 13.586917][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.586921][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.586925][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.586929][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.586934][ C3] rcu_core+0x2bb/0x500 [ 13.586939][ C3] handle_softirqs+0x218/0x620 [ 13.586945][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.586948][ C3] irq_exit_rcu+0xe/0x30 [ 13.586951][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.586955][ C3] [ 13.586956][ C3] [ 13.586957][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.586960][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.586965][ C3] Code: a2 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 17 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 [ 13.586968][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.586972][ C3] RAX: 000000000003e2ef RBX: 1ffff9200002afc1 RCX: ffffffffbc3a25d9 [ 13.586974][ C3] RDX: 0000000000000000 RSI: ffffffffbce9175c RDI: ffffffffbc653ca0 [ 13.586976][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.586977][ C3] R10: ffff8880361b37d3 R11: ffffffffbd011288 R12: 0000000000000000 [ 13.586979][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.586983][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.586988][ C3] default_idle+0x9/0x10 [ 13.586990][ C3] default_idle_call+0x6d/0xb0 [ 13.586993][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.586996][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.587000][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.587005][ C3] do_idle+0xf6/0x160 [ 13.587009][ C3] cpu_startup_entry+0x54/0x60 [ 13.587012][ C3] start_secondary+0x213/0x2a0 [ 13.587016][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.587021][ C3] common_startup_64+0x13e/0x148 [ 13.587028][ C3] [ 13.604085][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.604529][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.604854][ C3] preempt_count: 101, expected: 0 [ 13.605058][ C3] RCU nest depth: 0, expected: 0 [ 13.605357][ C3] INFO: lockdep is turned off. [ 13.605545][ C3] Preemption disabled at: [ 13.605547][ C3] [<0000000000000000>] 0x0 [ 13.605885][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.605891][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.605894][ C3] Call Trace: [ 13.605896][ C3] [ 13.605899][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.605908][ C3] __might_resched+0x360/0x5a0 [ 13.605918][ C3] down_write+0x72/0x210 [ 13.605922][ C3] ? __pfx_down_write+0x10/0x10 [ 13.605925][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.605931][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.605938][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.605943][ C3] simple_recursive_removal+0x6a/0x610 [ 13.605946][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.605949][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.605955][ C3] debugfs_remove+0x44/0x70 [ 13.605959][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.605964][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.605967][ C3] ? __sk_destruct+0x383/0x780 [ 13.605973][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.605978][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.605981][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.605987][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.605993][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.605997][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.606001][ C3] ? default_idle+0x9/0x10 [ 13.606006][ C3] ? default_idle_call+0x6d/0xb0 [ 13.606008][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.606013][ C3] ? do_idle+0xf6/0x160 [ 13.606016][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.606019][ C3] ? start_secondary+0x213/0x2a0 [ 13.606023][ C3] ? common_startup_64+0x13e/0x148 [ 13.606031][ C3] __put_net+0x19/0x60 [ 13.606036][ C3] __sk_destruct+0x58a/0x780 [ 13.606040][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.606043][ C3] rcu_do_batch+0x34c/0xf20 [ 13.606047][ C3] ? find_held_lock+0x2b/0x80 [ 13.606051][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.606055][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.606060][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.606064][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.606069][ C3] rcu_core+0x2bb/0x500 [ 13.606074][ C3] handle_softirqs+0x218/0x620 [ 13.606080][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.606083][ C3] irq_exit_rcu+0xe/0x30 [ 13.606086][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.606090][ C3] [ 13.606091][ C3] [ 13.606093][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.606096][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.606100][ C3] Code: a2 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 17 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 [ 13.606103][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.606107][ C3] RAX: 000000000003e2ef RBX: 1ffff9200002afc1 RCX: ffffffffbc3a25d9 [ 13.606109][ C3] RDX: 0000000000000000 RSI: ffffffffbce9175c RDI: ffffffffbc653ca0 [ 13.606110][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.606112][ C3] R10: ffff8880361b37d3 R11: ffffffffbd011288 R12: 0000000000000000 [ 13.606114][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.606118][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.606122][ C3] default_idle+0x9/0x10 [ 13.606125][ C3] default_idle_call+0x6d/0xb0 [ 13.606127][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.606131][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.606135][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.606140][ C3] do_idle+0xf6/0x160 [ 13.606144][ C3] cpu_startup_entry+0x54/0x60 [ 13.606147][ C3] start_secondary+0x213/0x2a0 [ 13.606150][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.606155][ C3] common_startup_64+0x13e/0x148 [ 13.606163][ C3]