[ 12.672631][ C2] [ 12.672767][ C2] ================================ [ 12.672963][ C2] WARNING: inconsistent lock state [ 12.673153][ C2] 6.15.0-rc7-virtme #1 Not tainted [ 12.673343][ C2] -------------------------------- [ 12.673533][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.673773][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.674012][ C2] ffffffffb01bff78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.674351][ C2] {SOFTIRQ-ON-W} state was registered at: [ 12.674538][ C2] __lock_acquire+0x3eb/0x9d0 [ 12.674730][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.674924][ C2] _raw_spin_lock+0x33/0x40 [ 12.675118][ C2] simple_pin_fs+0x24/0x150 [ 12.675307][ C2] start_creating.part.0+0x3f/0x2f0 [ 12.675503][ C2] debugfs_create_dir+0x6a/0x540 [ 12.675694][ C2] component_debug_init+0x17/0x30 [ 12.675888][ C2] do_one_initcall+0x8f/0x1e0 [ 12.676078][ C2] do_initcalls+0x176/0x280 [ 12.676266][ C2] kernel_init_freeable+0x22d/0x300 [ 12.676454][ C2] kernel_init+0x20/0x200 [ 12.676645][ C2] ret_from_fork+0x31/0x70 [ 12.676836][ C2] ret_from_fork_asm+0x1a/0x30 [ 12.677025][ C2] irq event stamp: 244520 [ 12.677171][ C2] hardirqs last enabled at (244520): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.677544][ C2] hardirqs last disabled at (244519): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.677916][ C2] softirqs last enabled at (242958): [] handle_softirqs+0x358/0x620 [ 12.678243][ C2] softirqs last disabled at (242983): [] __irq_exit_rcu+0xfa/0x160 [ 12.678569][ C2] [ 12.678569][ C2] other info that might help us debug this: [ 12.678860][ C2] Possible unsafe locking scenario: [ 12.678860][ C2] [ 12.679137][ C2] CPU0 [ 12.679278][ C2] ---- [ 12.679418][ C2] lock(pin_fs_lock); [ 12.679564][ C2] [ 12.679703][ C2] lock(pin_fs_lock); [ 12.679845][ C2] [ 12.679845][ C2] *** DEADLOCK *** [ 12.679845][ C2] [ 12.680121][ C2] 1 lock held by swapper/2/0: [ 12.680310][ C2] #0: ffffffffaff749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.680645][ C2] [ 12.680645][ C2] stack backtrace: [ 12.680876][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 12.680880][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.680883][ C2] Call Trace: [ 12.680884][ C2] [ 12.680886][ C2] dump_stack_lvl+0x82/0xd0 [ 12.680893][ C2] print_usage_bug.part.0+0x25f/0x360 [ 12.680897][ C2] mark_lock_irq+0x343/0x400 [ 12.680901][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.680906][ C2] ? save_trace+0x52/0x170 [ 12.680911][ C2] mark_lock+0x174/0x2f0 [ 12.680915][ C2] mark_usage+0x46/0x150 [ 12.680918][ C2] __lock_acquire+0x3eb/0x9d0 [ 12.680922][ C2] lock_acquire.part.0+0xb6/0x240 [ 12.680925][ C2] ? simple_pin_fs+0x24/0x150 [ 12.680928][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.680931][ C2] ? lock_acquire+0x10c/0x170 [ 12.680934][ C2] ? simple_pin_fs+0x24/0x150 [ 12.680938][ C2] _raw_spin_lock+0x33/0x40 [ 12.680940][ C2] ? simple_pin_fs+0x24/0x150 [ 12.680943][ C2] simple_pin_fs+0x24/0x150 [ 12.680947][ C2] debugfs_remove+0x35/0x70 [ 12.680950][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.680956][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.680959][ C2] ? __sk_destruct+0x383/0x780 [ 12.680964][ C2] ? rcu_do_batch+0x34f/0xf20 [ 12.680967][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.680971][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.680973][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.680977][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.680981][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.680984][ C2] ? default_idle+0x9/0x10 [ 12.680986][ C2] ? default_idle_call+0x6d/0xb0 [ 12.680988][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.680991][ C2] ? do_idle+0xf6/0x160 [ 12.680993][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.680996][ C2] ? start_secondary+0x213/0x2a0 [ 12.680999][ C2] ? common_startup_64+0x13e/0x148 [ 12.681006][ C2] __put_net+0x19/0x60 [ 12.681009][ C2] __sk_destruct+0x58a/0x780 [ 12.681013][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.681017][ C2] rcu_do_batch+0x34f/0xf20 [ 12.681022][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.681026][ C2] ? __lock_release+0x5d/0x170 [ 12.681029][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.681032][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.681036][ C2] rcu_core+0x2bb/0x500 [ 12.681040][ C2] handle_softirqs+0x218/0x620 [ 12.681045][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.681048][ C2] irq_exit_rcu+0xe/0x30 [ 12.681050][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.681054][ C2] [ 12.681055][ C2] [ 12.681056][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.681059][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.681063][ C2] Code: 50 b7 00 e9 c3 57 02 00 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 c3 45 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 [ 12.681066][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242 [ 12.681069][ C2] RAX: 000000000003b525 RBX: 1ffff92000028fc1 RCX: ffffffffaef6ea19 [ 12.681071][ C2] RDX: 0000000000000000 RSI: ffffffffafa89a45 RDI: ffffffffaf2513a0 [ 12.681073][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c2667a [ 12.681074][ C2] R10: ffff8880361333d3 R11: 0000000000000000 R12: 0000000000000000 [ 12.681076][ C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000 [ 12.681080][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.681085][ C2] default_idle+0x9/0x10 [ 12.681088][ C2] default_idle_call+0x6d/0xb0 [ 12.681090][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.681093][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.681096][ C2] ? tsc_verify_tsc_adjust+0x98/0x300 [ 12.681101][ C2] do_idle+0xf6/0x160 [ 12.681104][ C2] cpu_startup_entry+0x54/0x60 [ 12.681107][ C2] start_secondary+0x213/0x2a0 [ 12.681109][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.681114][ C2] common_startup_64+0x13e/0x148 [ 12.681121][ C2] [ 12.695877][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.696197][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 12.696526][ C2] preempt_count: 101, expected: 0 [ 12.696835][ C2] RCU nest depth: 0, expected: 0 [ 12.697020][ C2] INFO: lockdep is turned off. [ 12.697207][ C2] Preemption disabled at: [ 12.697209][ C2] [<0000000000000000>] 0x0 [ 12.697552][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 12.697557][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.697559][ C2] Call Trace: [ 12.697561][ C2] [ 12.697563][ C2] dump_stack_lvl+0xb0/0xd0 [ 12.697570][ C2] __might_resched+0x360/0x5a0 [ 12.697577][ C2] down_write+0x72/0x210 [ 12.697580][ C2] ? __pfx_down_write+0x10/0x10 [ 12.697583][ C2] ? simple_recursive_removal+0x3a/0x860 [ 12.697587][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.697592][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.697597][ C2] simple_recursive_removal+0x166/0x860 [ 12.697600][ C2] ? __pfx_remove_one+0x10/0x10 [ 12.697604][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 12.697609][ C2] debugfs_remove+0x44/0x70 [ 12.697613][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 12.697618][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.697622][ C2] ? __sk_destruct+0x383/0x780 [ 12.697626][ C2] ? rcu_do_batch+0x34f/0xf20 [ 12.697631][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.697634][ C2] ? irq_exit_rcu+0xe/0x30 [ 12.697639][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.697642][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.697646][ C2] ? pv_native_safe_halt+0xf/0x20 [ 12.697649][ C2] ? default_idle+0x9/0x10 [ 12.697651][ C2] ? default_idle_call+0x6d/0xb0 [ 12.697653][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.697656][ C2] ? do_idle+0xf6/0x160 [ 12.697658][ C2] ? cpu_startup_entry+0x54/0x60 [ 12.697660][ C2] ? start_secondary+0x213/0x2a0 [ 12.697663][ C2] ? common_startup_64+0x13e/0x148 [ 12.697669][ C2] __put_net+0x19/0x60 [ 12.697672][ C2] __sk_destruct+0x58a/0x780 [ 12.697676][ C2] ? rcu_do_batch+0x34a/0xf20 [ 12.697680][ C2] rcu_do_batch+0x34f/0xf20 [ 12.697685][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.697689][ C2] ? __lock_release+0x5d/0x170 [ 12.697692][ C2] ? rcu_is_watching+0x12/0xc0 [ 12.697695][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.697700][ C2] rcu_core+0x2bb/0x500 [ 12.697704][ C2] handle_softirqs+0x218/0x620 [ 12.697709][ C2] __irq_exit_rcu+0xfa/0x160 [ 12.697712][ C2] irq_exit_rcu+0xe/0x30 [ 12.697715][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.697718][ C2] [ 12.697719][ C2] [ 12.697721][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.697724][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.697727][ C2] Code: 50 b7 00 e9 c3 57 02 00 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 c3 45 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 [ 12.697730][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242 [ 12.697733][ C2] RAX: 000000000003b525 RBX: 1ffff92000028fc1 RCX: ffffffffaef6ea19 [ 12.697735][ C2] RDX: 0000000000000000 RSI: ffffffffafa89a45 RDI: ffffffffaf2513a0 [ 12.697737][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c2667a [ 12.697739][ C2] R10: ffff8880361333d3 R11: 0000000000000000 R12: 0000000000000000 [ 12.697740][ C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000 [ 12.697744][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.697750][ C2] default_idle+0x9/0x10 [ 12.697752][ C2] default_idle_call+0x6d/0xb0 [ 12.697755][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 12.697758][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.697761][ C2] ? tsc_verify_tsc_adjust+0x98/0x300 [ 12.697765][ C2] do_idle+0xf6/0x160 [ 12.697769][ C2] cpu_startup_entry+0x54/0x60 [ 12.697771][ C2] start_secondary+0x213/0x2a0 [ 12.697774][ C2] ? __pfx_start_secondary+0x10/0x10 [ 12.697779][ C2] common_startup_64+0x13e/0x148 [ 12.697785][ C2]