[ 12.933917][ C3] [ 12.934052][ C3] ================================ [ 12.934246][ C3] WARNING: inconsistent lock state [ 12.934432][ C3] 6.15.0-rc7-virtme #1 Not tainted [ 12.934623][ C3] -------------------------------- [ 12.934809][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.935042][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.935280][ C3] ffffffff94dbff78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.935625][ C3] {SOFTIRQ-ON-W} state was registered at: [ 12.935816][ C3] __lock_acquire+0x3eb/0x9d0 [ 12.936008][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.936198][ C3] _raw_spin_lock+0x33/0x40 [ 12.936394][ C3] simple_pin_fs+0x24/0x150 [ 12.936582][ C3] start_creating.part.0+0x3f/0x2f0 [ 12.936771][ C3] debugfs_create_dir+0x6a/0x540 [ 12.936956][ C3] component_debug_init+0x17/0x30 [ 12.937142][ C3] do_one_initcall+0x8f/0x1e0 [ 12.937328][ C3] do_initcalls+0x176/0x280 [ 12.937517][ C3] kernel_init_freeable+0x22d/0x300 [ 12.937702][ C3] kernel_init+0x20/0x200 [ 12.937888][ C3] ret_from_fork+0x31/0x70 [ 12.938077][ C3] ret_from_fork_asm+0x1a/0x30 [ 12.938263][ C3] irq event stamp: 241006 [ 12.938406][ C3] hardirqs last enabled at (241006): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.938776][ C3] hardirqs last disabled at (241005): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.939148][ C3] softirqs last enabled at (240884): [] handle_softirqs+0x358/0x620 [ 12.939474][ C3] softirqs last disabled at (240909): [] __irq_exit_rcu+0xfa/0x160 [ 12.939795][ C3] [ 12.939795][ C3] other info that might help us debug this: [ 12.940071][ C3] Possible unsafe locking scenario: [ 12.940071][ C3] [ 12.940343][ C3] CPU0 [ 12.940481][ C3] ---- [ 12.940619][ C3] lock(pin_fs_lock); [ 12.940759][ C3] [ 12.940901][ C3] lock(pin_fs_lock); [ 12.941046][ C3] [ 12.941046][ C3] *** DEADLOCK *** [ 12.941046][ C3] [ 12.941317][ C3] 1 lock held by swapper/3/0: [ 12.941502][ C3] #0: ffffffff94b749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.941836][ C3] [ 12.941836][ C3] stack backtrace: [ 12.942068][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 12.942072][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.942075][ C3] Call Trace: [ 12.942076][ C3] [ 12.942079][ C3] dump_stack_lvl+0x82/0xd0 [ 12.942084][ C3] print_usage_bug.part.0+0x25f/0x360 [ 12.942088][ C3] mark_lock_irq+0x343/0x400 [ 12.942093][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.942097][ C3] ? save_trace+0x52/0x170 [ 12.942102][ C3] mark_lock+0x174/0x2f0 [ 12.942106][ C3] mark_usage+0x46/0x150 [ 12.942109][ C3] __lock_acquire+0x3eb/0x9d0 [ 12.942113][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.942116][ C3] ? simple_pin_fs+0x24/0x150 [ 12.942120][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.942123][ C3] ? lock_acquire+0x10c/0x170 [ 12.942125][ C3] ? simple_pin_fs+0x24/0x150 [ 12.942129][ C3] _raw_spin_lock+0x33/0x40 [ 12.942132][ C3] ? simple_pin_fs+0x24/0x150 [ 12.942134][ C3] simple_pin_fs+0x24/0x150 [ 12.942138][ C3] debugfs_remove+0x35/0x70 [ 12.942141][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.942147][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.942150][ C3] ? __sk_destruct+0x383/0x780 [ 12.942155][ C3] ? rcu_do_batch+0x34f/0xf20 [ 12.942158][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.942161][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.942164][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.942167][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.942171][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.942174][ C3] ? default_idle+0x9/0x10 [ 12.942176][ C3] ? default_idle_call+0x6d/0xb0 [ 12.942178][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.942181][ C3] ? do_idle+0xf6/0x160 [ 12.942184][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.942186][ C3] ? start_secondary+0x213/0x2a0 [ 12.942189][ C3] ? common_startup_64+0x13e/0x148 [ 12.942196][ C3] __put_net+0x19/0x60 [ 12.942199][ C3] __sk_destruct+0x58a/0x780 [ 12.942203][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.942207][ C3] rcu_do_batch+0x34f/0xf20 [ 12.942212][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.942216][ C3] ? __lock_release+0x5d/0x170 [ 12.942220][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.942222][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.942227][ C3] rcu_core+0x2bb/0x500 [ 12.942230][ C3] handle_softirqs+0x218/0x620 [ 12.942235][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.942238][ C3] irq_exit_rcu+0xe/0x30 [ 12.942241][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.942244][ C3] [ 12.942245][ C3] [ 12.942247][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.942249][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.942253][ C3] 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 [ 12.942256][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.942259][ C3] RAX: 000000000003ad0b RBX: 1ffff9200002afc1 RCX: ffffffff93b6ea19 [ 12.942261][ C3] RDX: 0000000000000000 RSI: ffffffff94689a45 RDI: ffffffff93e513a0 [ 12.942263][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb667a [ 12.942265][ C3] R10: ffff88802f5b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 12.942267][ C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000 [ 12.942271][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.942276][ C3] default_idle+0x9/0x10 [ 12.942278][ C3] default_idle_call+0x6d/0xb0 [ 12.942281][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.942284][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.942287][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 12.942292][ C3] do_idle+0xf6/0x160 [ 12.942295][ C3] cpu_startup_entry+0x54/0x60 [ 12.942298][ C3] start_secondary+0x213/0x2a0 [ 12.942300][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.942305][ C3] common_startup_64+0x13e/0x148 [ 12.942312][ C3] [ 12.956871][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.957172][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 12.957472][ C3] preempt_count: 101, expected: 0 [ 12.957648][ C3] RCU nest depth: 0, expected: 0 [ 12.957831][ C3] INFO: lockdep is turned off. [ 12.958014][ C3] Preemption disabled at: [ 12.958015][ C3] [<0000000000000000>] 0x0 [ 12.958321][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 12.958325][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.958327][ C3] Call Trace: [ 12.958329][ C3] [ 12.958331][ C3] dump_stack_lvl+0xb0/0xd0 [ 12.958337][ C3] __might_resched+0x360/0x5a0 [ 12.958344][ C3] down_write+0x72/0x210 [ 12.958348][ C3] ? __pfx_down_write+0x10/0x10 [ 12.958350][ C3] ? simple_recursive_removal+0x3a/0x860 [ 12.958355][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.958359][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.958363][ C3] simple_recursive_removal+0x166/0x860 [ 12.958367][ C3] ? __pfx_remove_one+0x10/0x10 [ 12.958371][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.958376][ C3] debugfs_remove+0x44/0x70 [ 12.958379][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.958384][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.958388][ C3] ? __sk_destruct+0x383/0x780 [ 12.958392][ C3] ? rcu_do_batch+0x34f/0xf20 [ 12.958396][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.958400][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.958403][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.958407][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.958411][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.958414][ C3] ? default_idle+0x9/0x10 [ 12.958416][ C3] ? default_idle_call+0x6d/0xb0 [ 12.958418][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.958421][ C3] ? do_idle+0xf6/0x160 [ 12.958423][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.958425][ C3] ? start_secondary+0x213/0x2a0 [ 12.958428][ C3] ? common_startup_64+0x13e/0x148 [ 12.958434][ C3] __put_net+0x19/0x60 [ 12.958438][ C3] __sk_destruct+0x58a/0x780 [ 12.958441][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.958445][ C3] rcu_do_batch+0x34f/0xf20 [ 12.958450][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.958454][ C3] ? __lock_release+0x5d/0x170 [ 12.958458][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.958460][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.958466][ C3] rcu_core+0x2bb/0x500 [ 12.958469][ C3] handle_softirqs+0x218/0x620 [ 12.958474][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.958477][ C3] irq_exit_rcu+0xe/0x30 [ 12.958479][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.958483][ C3] [ 12.958484][ C3] [ 12.958485][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.958488][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.958491][ C3] 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 [ 12.958494][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 12.958497][ C3] RAX: 000000000003ad0b RBX: 1ffff9200002afc1 RCX: ffffffff93b6ea19 [ 12.958499][ C3] RDX: 0000000000000000 RSI: ffffffff94689a45 RDI: ffffffff93e513a0 [ 12.958501][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb667a [ 12.958503][ C3] R10: ffff88802f5b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 12.958504][ C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000 [ 12.958508][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.958514][ C3] default_idle+0x9/0x10 [ 12.958516][ C3] default_idle_call+0x6d/0xb0 [ 12.958518][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.958521][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.958525][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 12.958529][ C3] do_idle+0xf6/0x160 [ 12.958532][ C3] cpu_startup_entry+0x54/0x60 [ 12.958535][ C3] start_secondary+0x213/0x2a0 [ 12.958538][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.958542][ C3] common_startup_64+0x13e/0x148 [ 12.958549][ C3]