[ 13.028160][ C3] [ 13.028314][ C3] ================================ [ 13.028522][ C3] WARNING: inconsistent lock state [ 13.028738][ C3] 6.15.0-virtme #1 Not tainted [ 13.028943][ C3] -------------------------------- [ 13.029155][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.029404][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.029658][ C3] ffffffff9a9c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.030018][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.030224][ C3] __lock_acquire+0x20b/0x7e0 [ 13.030435][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.030636][ C3] _raw_spin_lock+0x33/0x40 [ 13.030840][ C3] simple_pin_fs+0x24/0x150 [ 13.031046][ C3] start_creating.part.0+0x52/0x310 [ 13.031260][ C3] debugfs_create_dir+0x6a/0x540 [ 13.031460][ C3] component_debug_init+0x17/0x30 [ 13.031668][ C3] do_one_initcall+0x8f/0x1e0 [ 13.031870][ C3] do_initcalls+0x176/0x280 [ 13.032085][ C3] kernel_init_freeable+0x22d/0x300 [ 13.032295][ C3] kernel_init+0x20/0x200 [ 13.032511][ C3] ret_from_fork+0x240/0x320 [ 13.032716][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.032923][ C3] irq event stamp: 253698 [ 13.033085][ C3] hardirqs last enabled at (253698): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.033495][ C3] hardirqs last disabled at (253697): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.033904][ C3] softirqs last enabled at (252372): [] handle_softirqs+0x358/0x620 [ 13.034278][ C3] softirqs last disabled at (252419): [] __irq_exit_rcu+0xfa/0x160 [ 13.034642][ C3] [ 13.034642][ C3] other info that might help us debug this: [ 13.034952][ C3] Possible unsafe locking scenario: [ 13.034952][ C3] [ 13.035259][ C3] CPU0 [ 13.035423][ C3] ---- [ 13.035577][ C3] lock(pin_fs_lock); [ 13.035738][ C3] [ 13.035897][ C3] lock(pin_fs_lock); [ 13.036065][ C3] [ 13.036065][ C3] *** DEADLOCK *** [ 13.036065][ C3] [ 13.036382][ C3] 1 lock held by swapper/3/0: [ 13.036588][ C3] #0: ffffffff9a7774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.036977][ C3] [ 13.036977][ C3] stack backtrace: [ 13.037241][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.037245][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.037247][ C3] Call Trace: [ 13.037249][ C3] [ 13.037252][ C3] dump_stack_lvl+0x82/0xd0 [ 13.037258][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.037263][ C3] mark_lock_irq+0x343/0x400 [ 13.037267][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.037272][ C3] ? save_trace+0x52/0x170 [ 13.037276][ C3] mark_lock+0x174/0x2f0 [ 13.037280][ C3] mark_usage+0x46/0x150 [ 13.037283][ C3] __lock_acquire+0x20b/0x7e0 [ 13.037287][ C3] ? __lock_acquire+0x44d/0x7e0 [ 13.037291][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.037295][ C3] ? simple_pin_fs+0x24/0x150 [ 13.037298][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.037303][ C3] ? lock_acquire+0x10c/0x170 [ 13.037306][ C3] ? simple_pin_fs+0x24/0x150 [ 13.037310][ C3] _raw_spin_lock+0x33/0x40 [ 13.037313][ C3] ? simple_pin_fs+0x24/0x150 [ 13.037315][ C3] simple_pin_fs+0x24/0x150 [ 13.037318][ C3] debugfs_remove+0x35/0x70 [ 13.037321][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.037326][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.037329][ C3] ? __sk_destruct+0x383/0x780 [ 13.037334][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.037337][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.037340][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.037343][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.037347][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.037351][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.037354][ C3] ? default_idle+0x9/0x10 [ 13.037356][ C3] ? default_idle_call+0x6d/0xb0 [ 13.037359][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.037363][ C3] ? do_idle+0xf6/0x160 [ 13.037365][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.037368][ C3] ? start_secondary+0x213/0x2a0 [ 13.037372][ C3] ? common_startup_64+0x13e/0x148 [ 13.037379][ C3] __put_net+0x19/0x60 [ 13.037383][ C3] __sk_destruct+0x58a/0x780 [ 13.037387][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.037390][ C3] rcu_do_batch+0x34c/0xf20 [ 13.037393][ C3] ? find_held_lock+0x2b/0x80 [ 13.037397][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.037401][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.037404][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.037408][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.037413][ C3] rcu_core+0x2bb/0x500 [ 13.037417][ C3] handle_softirqs+0x218/0x620 [ 13.037423][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.037426][ C3] irq_exit_rcu+0xe/0x30 [ 13.037429][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.037433][ C3] [ 13.037434][ C3] [ 13.037435][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.037438][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.037443][ 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 [ 13.037445][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.037448][ C3] RAX: 000000000003da01 RBX: 1ffff9200002afc1 RCX: ffffffff997a25d9 [ 13.037451][ C3] RDX: 0000000000000000 RSI: ffffffff9a29175c RDI: ffffffff99a53ca0 [ 13.037453][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.037454][ C3] R10: ffff8880361b37d3 R11: ffffffff9a411288 R12: 0000000000000000 [ 13.037456][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.037460][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.037464][ C3] default_idle+0x9/0x10 [ 13.037467][ C3] default_idle_call+0x6d/0xb0 [ 13.037469][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.037473][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.037477][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.037481][ C3] do_idle+0xf6/0x160 [ 13.037485][ C3] cpu_startup_entry+0x54/0x60 [ 13.037488][ C3] start_secondary+0x213/0x2a0 [ 13.037491][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.037496][ C3] common_startup_64+0x13e/0x148 [ 13.037504][ C3] [ 13.054369][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.054720][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.055084][ C3] preempt_count: 101, expected: 0 [ 13.055280][ C3] RCU nest depth: 0, expected: 0 [ 13.055495][ C3] INFO: lockdep is turned off. [ 13.055700][ C3] Preemption disabled at: [ 13.055702][ C3] [<0000000000000000>] 0x0 [ 13.056064][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 13.056068][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.056070][ C3] Call Trace: [ 13.056072][ C3] [ 13.056074][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.056081][ C3] __might_resched+0x360/0x5a0 [ 13.056089][ C3] down_write+0x72/0x210 [ 13.056093][ C3] ? __pfx_down_write+0x10/0x10 [ 13.056095][ C3] ? simple_recursive_removal+0x33/0x610 [ 13.056100][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.056105][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.056108][ C3] simple_recursive_removal+0x6a/0x610 [ 13.056111][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.056114][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.056120][ C3] debugfs_remove+0x44/0x70 [ 13.056123][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.056127][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.056130][ C3] ? __sk_destruct+0x383/0x780 [ 13.056134][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.056137][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.056140][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.056144][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.056148][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.056151][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.056154][ C3] ? default_idle+0x9/0x10 [ 13.056157][ C3] ? default_idle_call+0x6d/0xb0 [ 13.056159][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.056163][ C3] ? do_idle+0xf6/0x160 [ 13.056165][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.056168][ C3] ? start_secondary+0x213/0x2a0 [ 13.056172][ C3] ? common_startup_64+0x13e/0x148 [ 13.056178][ C3] __put_net+0x19/0x60 [ 13.056181][ C3] __sk_destruct+0x58a/0x780 [ 13.056185][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.056188][ C3] rcu_do_batch+0x34c/0xf20 [ 13.056191][ C3] ? find_held_lock+0x2b/0x80 [ 13.056195][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.056199][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.056203][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.056206][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.056211][ C3] rcu_core+0x2bb/0x500 [ 13.056216][ C3] handle_softirqs+0x218/0x620 [ 13.056221][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.056224][ C3] irq_exit_rcu+0xe/0x30 [ 13.056227][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.056231][ C3] [ 13.056232][ C3] [ 13.056233][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.056236][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.056240][ 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 [ 13.056242][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.056245][ C3] RAX: 000000000003da01 RBX: 1ffff9200002afc1 RCX: ffffffff997a25d9 [ 13.056247][ C3] RDX: 0000000000000000 RSI: ffffffff9a29175c RDI: ffffffff99a53ca0 [ 13.056249][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c366fa [ 13.056251][ C3] R10: ffff8880361b37d3 R11: ffffffff9a411288 R12: 0000000000000000 [ 13.056252][ C3] R13: ffff888001bf45c0 R14: dffffc0000000000 R15: 0000000000000000 [ 13.056256][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.056261][ C3] default_idle+0x9/0x10 [ 13.056263][ C3] default_idle_call+0x6d/0xb0 [ 13.056266][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.056269][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.056273][ C3] ? tsc_verify_tsc_adjust+0x98/0x310 [ 13.056278][ C3] do_idle+0xf6/0x160 [ 13.056282][ C3] cpu_startup_entry+0x54/0x60 [ 13.056285][ C3] start_secondary+0x213/0x2a0 [ 13.056288][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.056293][ C3] common_startup_64+0x13e/0x148 [ 13.056300][ C3]