[ 12.566697][ C3] [ 12.566829][ C3] ================================ [ 12.567018][ C3] WARNING: inconsistent lock state [ 12.567208][ C3] 6.15.0-virtme #1 Not tainted [ 12.567397][ C3] -------------------------------- [ 12.567584][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 12.567819][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 12.568108][ C3] ffffffffbbbc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 12.568450][ C3] {SOFTIRQ-ON-W} state was registered at: [ 12.568637][ C3] __lock_acquire+0x20b/0x7e0 [ 12.568831][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.569019][ C3] _raw_spin_lock+0x33/0x40 [ 12.569207][ C3] simple_pin_fs+0x24/0x150 [ 12.569391][ C3] start_creating.part.0+0x52/0x310 [ 12.569580][ C3] debugfs_create_dir+0x6a/0x540 [ 12.569768][ C3] component_debug_init+0x17/0x30 [ 12.569953][ C3] do_one_initcall+0x8f/0x1e0 [ 12.570141][ C3] do_initcalls+0x176/0x280 [ 12.570330][ C3] kernel_init_freeable+0x22d/0x300 [ 12.570519][ C3] kernel_init+0x20/0x200 [ 12.570706][ C3] ret_from_fork+0x240/0x320 [ 12.570894][ C3] ret_from_fork_asm+0x1a/0x30 [ 12.571084][ C3] irq event stamp: 260390 [ 12.571226][ C3] hardirqs last enabled at (260390): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.571603][ C3] hardirqs last disabled at (260389): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 12.571980][ C3] softirqs last enabled at (259916): [] handle_softirqs+0x358/0x620 [ 12.572310][ C3] softirqs last disabled at (259971): [] __irq_exit_rcu+0xfa/0x160 [ 12.572639][ C3] [ 12.572639][ C3] other info that might help us debug this: [ 12.572916][ C3] Possible unsafe locking scenario: [ 12.572916][ C3] [ 12.573193][ C3] CPU0 [ 12.573332][ C3] ---- [ 12.573480][ C3] lock(pin_fs_lock); [ 12.573623][ C3] [ 12.573772][ C3] lock(pin_fs_lock); [ 12.573914][ C3] [ 12.573914][ C3] *** DEADLOCK *** [ 12.573914][ C3] [ 12.574191][ C3] 1 lock held by swapper/3/0: [ 12.574381][ C3] #0: ffffffffbb9774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 12.574722][ C3] [ 12.574722][ C3] stack backtrace: [ 12.574957][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.574961][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.574963][ C3] Call Trace: [ 12.574965][ C3] [ 12.574967][ C3] dump_stack_lvl+0x82/0xd0 [ 12.574974][ C3] print_usage_bug.part.0+0x25f/0x360 [ 12.574978][ C3] mark_lock_irq+0x343/0x400 [ 12.574983][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 12.574988][ C3] ? save_trace+0x52/0x170 [ 12.574992][ C3] mark_lock+0x174/0x2f0 [ 12.574996][ C3] mark_usage+0x46/0x150 [ 12.575000][ C3] __lock_acquire+0x20b/0x7e0 [ 12.575003][ C3] ? __lock_acquire+0x44d/0x7e0 [ 12.575007][ C3] lock_acquire.part.0+0xb6/0x240 [ 12.575011][ C3] ? simple_pin_fs+0x24/0x150 [ 12.575014][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.575019][ C3] ? lock_acquire+0x10c/0x170 [ 12.575021][ C3] ? simple_pin_fs+0x24/0x150 [ 12.575025][ C3] _raw_spin_lock+0x33/0x40 [ 12.575028][ C3] ? simple_pin_fs+0x24/0x150 [ 12.575031][ C3] simple_pin_fs+0x24/0x150 [ 12.575034][ C3] debugfs_remove+0x35/0x70 [ 12.575037][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.575042][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.575045][ C3] ? __sk_destruct+0x383/0x780 [ 12.575050][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.575053][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.575055][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.575058][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.575063][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.575067][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.575070][ C3] ? default_idle+0x9/0x10 [ 12.575072][ C3] ? default_idle_call+0x6d/0xb0 [ 12.575075][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.575079][ C3] ? do_idle+0xf6/0x160 [ 12.575082][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.575084][ C3] ? start_secondary+0x213/0x2a0 [ 12.575088][ C3] ? common_startup_64+0x13e/0x148 [ 12.575095][ C3] __put_net+0x19/0x60 [ 12.575099][ C3] __sk_destruct+0x58a/0x780 [ 12.575103][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.575106][ C3] rcu_do_batch+0x34c/0xf20 [ 12.575111][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.575115][ C3] ? __lock_release+0x5d/0x170 [ 12.575118][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.575121][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.575126][ C3] rcu_core+0x2bb/0x500 [ 12.575131][ C3] handle_softirqs+0x218/0x620 [ 12.575137][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.575140][ C3] irq_exit_rcu+0xe/0x30 [ 12.575143][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.575147][ C3] [ 12.575148][ C3] [ 12.575149][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.575152][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.575156][ 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 [ 12.575158][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 12.575161][ C3] RAX: 000000000003f781 RBX: 1ffff9200002afc1 RCX: ffffffffba9a25d9 [ 12.575164][ C3] RDX: 0000000000000000 RSI: ffffffffbb49175c RDI: ffffffffbac53ca0 [ 12.575165][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa [ 12.575167][ C3] R10: ffff88802f5b37d3 R11: ffffffffbb611288 R12: 0000000000000000 [ 12.575169][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.575172][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.575177][ C3] default_idle+0x9/0x10 [ 12.575179][ C3] default_idle_call+0x6d/0xb0 [ 12.575182][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.575185][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.575189][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.575194][ C3] do_idle+0xf6/0x160 [ 12.575198][ C3] cpu_startup_entry+0x54/0x60 [ 12.575201][ C3] start_secondary+0x213/0x2a0 [ 12.575205][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.575209][ C3] common_startup_64+0x13e/0x148 [ 12.575217][ C3] [ 12.590151][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 12.590460][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 12.590761][ C3] preempt_count: 101, expected: 0 [ 12.590934][ C3] RCU nest depth: 0, expected: 0 [ 12.591108][ C3] INFO: lockdep is turned off. [ 12.591389][ C3] Preemption disabled at: [ 12.591390][ C3] [<0000000000000000>] 0x0 [ 12.591695][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 12.591700][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.591702][ C3] Call Trace: [ 12.591703][ C3] [ 12.591705][ C3] dump_stack_lvl+0xb0/0xd0 [ 12.591711][ C3] __might_resched+0x360/0x5a0 [ 12.591718][ C3] down_write+0x72/0x210 [ 12.591722][ C3] ? __pfx_down_write+0x10/0x10 [ 12.591725][ C3] ? simple_recursive_removal+0x33/0x610 [ 12.591730][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.591735][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.591739][ C3] simple_recursive_removal+0x6a/0x610 [ 12.591742][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 12.591744][ C3] ? __pfx_remove_one+0x10/0x10 [ 12.591750][ C3] debugfs_remove+0x44/0x70 [ 12.591753][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 12.591757][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 12.591760][ C3] ? __sk_destruct+0x383/0x780 [ 12.591764][ C3] ? rcu_do_batch+0x34c/0xf20 [ 12.591767][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 12.591770][ C3] ? irq_exit_rcu+0xe/0x30 [ 12.591774][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.591779][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.591782][ C3] ? pv_native_safe_halt+0xf/0x20 [ 12.591785][ C3] ? default_idle+0x9/0x10 [ 12.591788][ C3] ? default_idle_call+0x6d/0xb0 [ 12.591790][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 12.591794][ C3] ? do_idle+0xf6/0x160 [ 12.591797][ C3] ? cpu_startup_entry+0x54/0x60 [ 12.591799][ C3] ? start_secondary+0x213/0x2a0 [ 12.591803][ C3] ? common_startup_64+0x13e/0x148 [ 12.591809][ C3] __put_net+0x19/0x60 [ 12.591813][ C3] __sk_destruct+0x58a/0x780 [ 12.591817][ C3] ? rcu_do_batch+0x34a/0xf20 [ 12.591819][ C3] rcu_do_batch+0x34c/0xf20 [ 12.591824][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 12.591828][ C3] ? __lock_release+0x5d/0x170 [ 12.591833][ C3] ? rcu_is_watching+0x12/0xc0 [ 12.591836][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 12.591842][ C3] rcu_core+0x2bb/0x500 [ 12.591846][ C3] handle_softirqs+0x218/0x620 [ 12.591852][ C3] __irq_exit_rcu+0xfa/0x160 [ 12.591855][ C3] irq_exit_rcu+0xe/0x30 [ 12.591858][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 12.591862][ C3] [ 12.591863][ C3] [ 12.591865][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 12.591867][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 12.591871][ 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 [ 12.591873][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000246 [ 12.591877][ C3] RAX: 000000000003f781 RBX: 1ffff9200002afc1 RCX: ffffffffba9a25d9 [ 12.591879][ C3] RDX: 0000000000000000 RSI: ffffffffbb49175c RDI: ffffffffbac53ca0 [ 12.591880][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb66fa [ 12.591882][ C3] R10: ffff88802f5b37d3 R11: ffffffffbb611288 R12: 0000000000000000 [ 12.591884][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 12.591887][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 12.591892][ C3] default_idle+0x9/0x10 [ 12.591894][ C3] default_idle_call+0x6d/0xb0 [ 12.591897][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 12.591900][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 12.591904][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 12.591909][ C3] do_idle+0xf6/0x160 [ 12.591913][ C3] cpu_startup_entry+0x54/0x60 [ 12.591916][ C3] start_secondary+0x213/0x2a0 [ 12.591919][ C3] ? __pfx_start_secondary+0x10/0x10 [ 12.591924][ C3] common_startup_64+0x13e/0x148 [ 12.591931][ C3]