[ 13.669313][ C3] [ 13.669462][ C3] ================================ [ 13.669668][ C3] WARNING: inconsistent lock state [ 13.669872][ C3] 6.15.0-rc7-virtme #1 Not tainted [ 13.670074][ C3] -------------------------------- [ 13.670278][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 13.670530][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 13.670791][ C3] ffffffff8b3bff78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 13.671174][ C3] {SOFTIRQ-ON-W} state was registered at: [ 13.671376][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.671579][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.671769][ C3] _raw_spin_lock+0x33/0x40 [ 13.671959][ C3] simple_pin_fs+0x24/0x150 [ 13.672153][ C3] start_creating.part.0+0x3f/0x2f0 [ 13.672357][ C3] debugfs_create_dir+0x6a/0x540 [ 13.672556][ C3] component_debug_init+0x17/0x30 [ 13.672758][ C3] do_one_initcall+0x8f/0x1e0 [ 13.672959][ C3] do_initcalls+0x176/0x280 [ 13.673158][ C3] kernel_init_freeable+0x22d/0x300 [ 13.673360][ C3] kernel_init+0x20/0x200 [ 13.673552][ C3] ret_from_fork+0x31/0x70 [ 13.673747][ C3] ret_from_fork_asm+0x1a/0x30 [ 13.673936][ C3] irq event stamp: 255412 [ 13.674081][ C3] hardirqs last enabled at (255412): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.674467][ C3] hardirqs last disabled at (255411): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 13.674863][ C3] softirqs last enabled at (254068): [] handle_softirqs+0x358/0x620 [ 13.675214][ C3] softirqs last disabled at (254087): [] __irq_exit_rcu+0xfa/0x160 [ 13.675562][ C3] [ 13.675562][ C3] other info that might help us debug this: [ 13.675843][ C3] Possible unsafe locking scenario: [ 13.675843][ C3] [ 13.676135][ C3] CPU0 [ 13.676287][ C3] ---- [ 13.676437][ C3] lock(pin_fs_lock); [ 13.676586][ C3] [ 13.676736][ C3] lock(pin_fs_lock); [ 13.676889][ C3] [ 13.676889][ C3] *** DEADLOCK *** [ 13.676889][ C3] [ 13.677178][ C3] 1 lock held by swapper/3/0: [ 13.677378][ C3] #0: ffffffff8b1749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 13.677731][ C3] [ 13.677731][ C3] stack backtrace: [ 13.677971][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 13.677976][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.677979][ C3] Call Trace: [ 13.677981][ C3] [ 13.677983][ C3] dump_stack_lvl+0x82/0xd0 [ 13.677989][ C3] print_usage_bug.part.0+0x25f/0x360 [ 13.677993][ C3] mark_lock_irq+0x343/0x400 [ 13.677998][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 13.678002][ C3] ? save_trace+0x52/0x170 [ 13.678008][ C3] mark_lock+0x174/0x2f0 [ 13.678011][ C3] mark_usage+0x46/0x150 [ 13.678014][ C3] __lock_acquire+0x3eb/0x9d0 [ 13.678019][ C3] lock_acquire.part.0+0xb6/0x240 [ 13.678022][ C3] ? simple_pin_fs+0x24/0x150 [ 13.678026][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.678029][ C3] ? lock_acquire+0x10c/0x170 [ 13.678031][ C3] ? simple_pin_fs+0x24/0x150 [ 13.678035][ C3] _raw_spin_lock+0x33/0x40 [ 13.678038][ C3] ? simple_pin_fs+0x24/0x150 [ 13.678041][ C3] simple_pin_fs+0x24/0x150 [ 13.678044][ C3] debugfs_remove+0x35/0x70 [ 13.678048][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.678054][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.678058][ C3] ? __sk_destruct+0x383/0x780 [ 13.678062][ C3] ? rcu_do_batch+0x34f/0xf20 [ 13.678066][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.678069][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.678072][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.678076][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.678080][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.678083][ C3] ? default_idle+0x9/0x10 [ 13.678086][ C3] ? default_idle_call+0x6d/0xb0 [ 13.678088][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.678092][ C3] ? do_idle+0xf6/0x160 [ 13.678094][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.678096][ C3] ? start_secondary+0x213/0x2a0 [ 13.678100][ C3] ? common_startup_64+0x13e/0x148 [ 13.678106][ C3] __put_net+0x19/0x60 [ 13.678110][ C3] __sk_destruct+0x58a/0x780 [ 13.678114][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.678117][ C3] rcu_do_batch+0x34f/0xf20 [ 13.678122][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.678127][ C3] ? __lock_release+0x5d/0x170 [ 13.678130][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.678133][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.678137][ C3] rcu_core+0x2bb/0x500 [ 13.678141][ C3] handle_softirqs+0x218/0x620 [ 13.678146][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.678149][ C3] irq_exit_rcu+0xe/0x30 [ 13.678152][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.678155][ C3] [ 13.678156][ C3] [ 13.678158][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.678160][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.678164][ 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 [ 13.678167][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.678170][ C3] RAX: 000000000003e085 RBX: 1ffff9200002afc1 RCX: ffffffff8a16ea19 [ 13.678172][ C3] RDX: 0000000000000000 RSI: ffffffff8ac89a45 RDI: ffffffff8a4513a0 [ 13.678174][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c3667a [ 13.678176][ C3] R10: ffff8880361b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.678177][ C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.678181][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.678187][ C3] default_idle+0x9/0x10 [ 13.678189][ C3] default_idle_call+0x6d/0xb0 [ 13.678191][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.678194][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.678198][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.678202][ C3] do_idle+0xf6/0x160 [ 13.678205][ C3] cpu_startup_entry+0x54/0x60 [ 13.678208][ C3] start_secondary+0x213/0x2a0 [ 13.678211][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.678215][ C3] common_startup_64+0x13e/0x148 [ 13.678222][ C3] [ 13.693979][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 13.694294][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3 [ 13.694608][ C3] preempt_count: 101, expected: 0 [ 13.694789][ C3] RCU nest depth: 0, expected: 0 [ 13.695072][ C3] INFO: lockdep is turned off. [ 13.695269][ C3] Preemption disabled at: [ 13.695270][ C3] [<0000000000000000>] 0x0 [ 13.695578][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.15.0-rc7-virtme #1 PREEMPT(full) [ 13.695584][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.695586][ C3] Call Trace: [ 13.695588][ C3] [ 13.695590][ C3] dump_stack_lvl+0xb0/0xd0 [ 13.695598][ C3] __might_resched+0x360/0x5a0 [ 13.695605][ C3] down_write+0x72/0x210 [ 13.695609][ C3] ? __pfx_down_write+0x10/0x10 [ 13.695612][ C3] ? simple_recursive_removal+0x3a/0x860 [ 13.695618][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.695622][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.695628][ C3] simple_recursive_removal+0x166/0x860 [ 13.695631][ C3] ? __pfx_remove_one+0x10/0x10 [ 13.695636][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 13.695641][ C3] debugfs_remove+0x44/0x70 [ 13.695644][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 13.695650][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 13.695653][ C3] ? __sk_destruct+0x383/0x780 [ 13.695658][ C3] ? rcu_do_batch+0x34f/0xf20 [ 13.695663][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 13.695666][ C3] ? irq_exit_rcu+0xe/0x30 [ 13.695671][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.695675][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.695678][ C3] ? pv_native_safe_halt+0xf/0x20 [ 13.695681][ C3] ? default_idle+0x9/0x10 [ 13.695684][ C3] ? default_idle_call+0x6d/0xb0 [ 13.695686][ C3] ? cpuidle_idle_call+0x26f/0x3a0 [ 13.695689][ C3] ? do_idle+0xf6/0x160 [ 13.695691][ C3] ? cpu_startup_entry+0x54/0x60 [ 13.695694][ C3] ? start_secondary+0x213/0x2a0 [ 13.695697][ C3] ? common_startup_64+0x13e/0x148 [ 13.695704][ C3] __put_net+0x19/0x60 [ 13.695707][ C3] __sk_destruct+0x58a/0x780 [ 13.695711][ C3] ? rcu_do_batch+0x34a/0xf20 [ 13.695714][ C3] rcu_do_batch+0x34f/0xf20 [ 13.695720][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 13.695724][ C3] ? __lock_release+0x5d/0x170 [ 13.695727][ C3] ? rcu_is_watching+0x12/0xc0 [ 13.695730][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 13.695735][ C3] rcu_core+0x2bb/0x500 [ 13.695739][ C3] handle_softirqs+0x218/0x620 [ 13.695744][ C3] __irq_exit_rcu+0xfa/0x160 [ 13.695747][ C3] irq_exit_rcu+0xe/0x30 [ 13.695750][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 13.695753][ C3] [ 13.695754][ C3] [ 13.695756][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 13.695758][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 13.695762][ 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 [ 13.695765][ C3] RSP: 0018:ffffc90000157de8 EFLAGS: 00000242 [ 13.695769][ C3] RAX: 000000000003e085 RBX: 1ffff9200002afc1 RCX: ffffffff8a16ea19 [ 13.695771][ C3] RDX: 0000000000000000 RSI: ffffffff8ac89a45 RDI: ffffffff8a4513a0 [ 13.695773][ C3] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c3667a [ 13.695774][ C3] R10: ffff8880361b33d3 R11: 0000000000000000 R12: 0000000000000000 [ 13.695776][ C3] R13: ffff888001bf4640 R14: dffffc0000000000 R15: 0000000000000000 [ 13.695780][ C3] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 13.695786][ C3] default_idle+0x9/0x10 [ 13.695788][ C3] default_idle_call+0x6d/0xb0 [ 13.695790][ C3] cpuidle_idle_call+0x26f/0x3a0 [ 13.695793][ C3] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 13.695797][ C3] ? tsc_verify_tsc_adjust+0x98/0x300 [ 13.695801][ C3] do_idle+0xf6/0x160 [ 13.695805][ C3] cpu_startup_entry+0x54/0x60 [ 13.695807][ C3] start_secondary+0x213/0x2a0 [ 13.695810][ C3] ? __pfx_start_secondary+0x10/0x10 [ 13.695815][ C3] common_startup_64+0x13e/0x148 [ 13.695821][ C3]