[ 13.223185][ C3] [ 13.223373][ C3] ================================ [ 13.223584][ C3] WARNING: inconsistent lock state [ 13.223788][ C3] 6.15.0-rc5-virtme #1 Not tainted [ 13.224009][ C3] -------------------------------- [ 13.224228][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.224483][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.224777][ C3] ffffffffb39bf978 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.225175][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.225377][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.225605][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.225817][ C3] _raw_spin_lock+0x33/0x40 [ 13.226006][ C3] simple_pin_fs+0x24/0x150 [ 13.226199][ C3] start_creating.part.0+0x3f/0x2f0 [ 13.226406][ C3] debugfs_create_dir+0x6a/0x540 [ 13.226612][ C3] component_debug_init+0x17/0x30 [ 13.226824][ C3] do_one_initcall+0x8c/0x1e0 [ 13.227037][ C3] do_initcalls+0x176/0x280 [ 13.227247][ C3] kernel_init_freeable+0x22d/0x300 [ 13.227452][ C3] kernel_init+0x20/0x200 [ 13.227659][ C3] ret_from_fork+0x31/0x70 [ 13.227875][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.228083][ C3] irq event stamp: 254382 [ 13.228237][ C3] hardirqs last enabled at (254382): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.228673][ C3] hardirqs last disabled at (254381): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.229095][ C3] softirqs last enabled at (253140): [] handle_softirqs+0x358/0x620 [ 13.229456][ C3] softirqs last disabled at (253153): [] __irq_exit_rcu+0xfa/0x160 [ 13.229853][ C3] [ 13.229853][ C3] other info that might help us debug this: [ 13.230167][ C3] Possible unsafe locking scenario: [ 13.230167][ C3] [ 13.230497][ C3] CPU0 [ 13.230661][ C3] ---- [ 13.230813][ C3] lock(pin_fs_lock); [ 13.230991][ C3] [ 13.231150][ C3] lock(pin_fs_lock); [ 13.231309][ C3] [ 13.231309][ C3] *** DEADLOCK *** [ 13.231309][ C3] [ 13.231624][ C3] 1 lock held by swapper/3/0: [ 13.231822][ C3] #0: ffffffffb3774480 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.232197][ C3] [ 13.232197][ C3] stack backtrace: [ 13.232453][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc5-virtme #1 PREEMPT(full) [ 13.232457][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.232460][ C3] Call Trace: [ 13.232461][ C3] [ 13.232464][ C3] dump_stack_lvl+0x82/0xd0 [ 13.232471][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.232476][ C3] mark_lock_irq+0x343/0x400 [ 13.232480][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.232484][ C3] ? save_trace+0x52/0x170 [ 13.232490][ C3] mark_lock+0x174/0x2f0 [ 13.232493][ C3] mark_usage+0x46/0x150 [ 13.232496][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.232501][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.232504][ C3] ? simple_pin_fs+0x24/0x150 [ 13.232508][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.232511][ C3] ? lock_acquire+0x10c/0x170 [ 13.232513][ C3] ? simple_pin_fs+0x24/0x150 [ 13.232517][ C3] _raw_spin_lock+0x33/0x40 [ 13.232521][ C3] ? simple_pin_fs+0x24/0x150 [ 13.232523][ C3] simple_pin_fs+0x24/0x150 [ 13.232527][ C3] debugfs_remove+0x35/0x70 [ 13.232531][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.232537][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.232540][ C3] ? __sk_destruct+0x383/0x780 [ 13.232545][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.232549][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.232552][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.232556][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.232559][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.232563][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.232566][ C3] ? default_idle+0x9/0x10 [ 13.232569][ C3] ? default_idle_call+0x6d/0xb0 [ 13.232572][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.232575][ C3] ? do_idle+0xf6/0x160 [ 13.232577][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.232579][ C3] ? start_secondary+0x213/0x2a0 [ 13.232582][ C3] ? common_startup_64+0x13e/0x148 [ 13.232588][ C3] __put_net+0x19/0x60 [ 13.232592][ C3] __sk_destruct+0x58a/0x780 [ 13.232596][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.232599][ C3] rcu_do_batch+0x34c/0xf20 [ 13.232603][ C3] ? find_held_lock+0x2b/0x80 [ 13.232606][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.232610][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.232614][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.232617][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.232621][ C3] rcu_core+0x2bb/0x500 [ 13.232625][ C3] handle_softirqs+0x218/0x620 [ 13.232630][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.232633][ C3] irq_exit_rcu+0xe/0x30 [ 13.232635][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.232638][ C3] [ 13.232639][ C3] [ 13.232641][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.232644][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.232648][ C3] Code: a0 b7 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 a3 a0 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 [ 13.232651][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.232654][ C3] RAX: 000000000003dcdf RBX: 1ffff9200002afc1 RCX: ffffffffb2768a19 [ 13.232656][ C3] RDX: 0000000000000000 RSI: ffffffffb32881e1 RDI: ffffffffb2a50e20 [ 13.232658][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb667a [ 13.232660][ C3] R10: ffff88802f5b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.232662][ C3] R13: ffff888001bb4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.232666][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.232671][ C3] default_idle+0x9/0x10 [ 13.232674][ C3] default_idle_call+0x6d/0xb0 [ 13.232677][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.232679][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.232683][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.232687][ C3] do_idle+0xf6/0x160 [ 13.232690][ C3] cpu_startup_entry+0x54/0x60 [ 13.232693][ C3] start_secondary+0x213/0x2a0 [ 13.232695][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.232699][ C3] common_startup_64+0x13e/0x148 [ 13.232706][ C3] [ 13.248967][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.249289][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.249693][ C3] preempt_count: 101, expected: 0 [ 13.249868][ C3] RCU nest depth: 0, expected: 0 [ 13.250047][ C3] INFO: lockdep is turned off. [ 13.250231][ C3] Preemption disabled at: [ 13.250233][ C3] [<0000000000000000>] 0x0 [ 13.250539][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc5-virtme #1 PREEMPT(full) [ 13.250544][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.250546][ C3] Call Trace: [ 13.250547][ C3] [ 13.250550][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.250558][ C3] __might_resched+0x360/0x5a0 [ 13.250565][ C3] down_write+0x72/0x210 [ 13.250568][ C3] ? __pfx_down_write+0x10/0x10 [ 13.250571][ C3] ? simple_recursive_removal+0x3a/0x860 [ 13.250576][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.250580][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.250585][ C3] simple_recursive_removal+0x166/0x860 [ 13.250588][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.250593][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.250597][ C3] debugfs_remove+0x44/0x70 [ 13.250601][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.250606][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.250610][ C3] ? __sk_destruct+0x383/0x780 [ 13.250615][ C3] ? rcu_do_batch+0x34c/0xf20 [ 13.250619][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.250623][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.250627][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.250631][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.250634][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.250637][ C3] ? default_idle+0x9/0x10 [ 13.250641][ C3] ? default_idle_call+0x6d/0xb0 [ 13.250643][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.250646][ C3] ? do_idle+0xf6/0x160 [ 13.250648][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.250650][ C3] ? start_secondary+0x213/0x2a0 [ 13.250653][ C3] ? common_startup_64+0x13e/0x148 [ 13.250659][ C3] __put_net+0x19/0x60 [ 13.250663][ C3] __sk_destruct+0x58a/0x780 [ 13.250667][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.250670][ C3] rcu_do_batch+0x34c/0xf20 [ 13.250674][ C3] ? find_held_lock+0x2b/0x80 [ 13.250679][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.250683][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.250688][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 13.250691][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 13.250695][ C3] rcu_core+0x2bb/0x500 [ 13.250699][ C3] handle_softirqs+0x218/0x620 [ 13.250704][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.250706][ C3] irq_exit_rcu+0xe/0x30 [ 13.250709][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.250712][ C3] [ 13.250713][ C3] [ 13.250714][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.250717][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.250721][ C3] Code: a0 b7 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 a3 a0 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 [ 13.250723][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.250727][ C3] RAX: 000000000003dcdf RBX: 1ffff9200002afc1 RCX: ffffffffb2768a19 [ 13.250729][ C3] RDX: 0000000000000000 RSI: ffffffffb32881e1 RDI: ffffffffb2a50e20 [ 13.250731][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005eb667a [ 13.250732][ C3] R10: ffff88802f5b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.250734][ C3] R13: ffff888001bb4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.250737][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.250742][ C3] default_idle+0x9/0x10 [ 13.250746][ C3] default_idle_call+0x6d/0xb0 [ 13.250748][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.250751][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.250754][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.250758][ C3] do_idle+0xf6/0x160 [ 13.250761][ C3] cpu_startup_entry+0x54/0x60 [ 13.250764][ C3] start_secondary+0x213/0x2a0 [ 13.250767][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.250771][ C3] common_startup_64+0x13e/0x148 [ 13.250778][ C3]