[ 16.146915][ C2] [ 16.147142][ C2] ================================ [ 16.147346][ C2] WARNING: inconsistent lock state [ 16.147549][ C2] 6.15.0-virtme #1 Not tainted [ 16.147752][ C2] -------------------------------- [ 16.147946][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 16.148197][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 16.148458][ C2] ffffffffa05c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 16.148819][ C2] {SOFTIRQ-ON-W} state was registered at: [ 16.149019][ C2] __lock_acquire+0x20b/0x7e0 [ 16.149228][ C2] lock_acquire.part.0+0xb6/0x240 [ 16.149431][ C2] _raw_spin_lock+0x33/0x40 [ 16.149635][ C2] simple_pin_fs+0x24/0x150 [ 16.149836][ C2] start_creating.part.0+0x52/0x310 [ 16.150039][ C2] debugfs_create_dir+0x6a/0x540 [ 16.150241][ C2] component_debug_init+0x17/0x30 [ 16.150445][ C2] do_one_initcall+0x8f/0x1e0 [ 16.150647][ C2] do_initcalls+0x176/0x280 [ 16.150852][ C2] kernel_init_freeable+0x22d/0x300 [ 16.151049][ C2] kernel_init+0x20/0x200 [ 16.151247][ C2] ret_from_fork+0x240/0x320 [ 16.151451][ C2] ret_from_fork_asm+0x1a/0x30 [ 16.151650][ C2] irq event stamp: 285772 [ 16.151805][ C2] hardirqs last enabled at (285772): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 16.152215][ C2] hardirqs last disabled at (285771): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 16.152609][ C2] softirqs last enabled at (285242): [] handle_softirqs+0x358/0x620 [ 16.152958][ C2] softirqs last disabled at (285249): [] __irq_exit_rcu+0xfa/0x160 [ 16.153309][ C2] [ 16.153309][ C2] other info that might help us debug this: [ 16.153605][ C2] Possible unsafe locking scenario: [ 16.153605][ C2] [ 16.153899][ C2] CPU0 [ 16.154053][ C2] ---- [ 16.154203][ C2] lock(pin_fs_lock); [ 16.154360][ C2] [ 16.154511][ C2] lock(pin_fs_lock); [ 16.154663][ C2] [ 16.154663][ C2] *** DEADLOCK *** [ 16.154663][ C2] [ 16.154964][ C2] 1 lock held by swapper/2/0: [ 16.155166][ C2] #0: ffffffffa03774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 16.155530][ C2] [ 16.155530][ C2] stack backtrace: [ 16.155782][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 16.155788][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.155790][ C2] Call Trace: [ 16.155792][ C2] [ 16.155795][ C2] dump_stack_lvl+0x82/0xd0 [ 16.155802][ C2] print_usage_bug.part.0+0x25f/0x360 [ 16.155807][ C2] mark_lock_irq+0x343/0x400 [ 16.155812][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 16.155817][ C2] ? save_trace+0x52/0x170 [ 16.155824][ C2] mark_lock+0x174/0x2f0 [ 16.155828][ C2] mark_usage+0x46/0x150 [ 16.155831][ C2] __lock_acquire+0x20b/0x7e0 [ 16.155834][ C2] ? __lock_acquire+0x44d/0x7e0 [ 16.155838][ C2] lock_acquire.part.0+0xb6/0x240 [ 16.155841][ C2] ? simple_pin_fs+0x24/0x150 [ 16.155846][ C2] ? rcu_is_watching+0x12/0xc0 [ 16.155851][ C2] ? lock_acquire+0x10c/0x170 [ 16.155854][ C2] ? simple_pin_fs+0x24/0x150 [ 16.155858][ C2] _raw_spin_lock+0x33/0x40 [ 16.155862][ C2] ? simple_pin_fs+0x24/0x150 [ 16.155865][ C2] simple_pin_fs+0x24/0x150 [ 16.155869][ C2] debugfs_remove+0x35/0x70 [ 16.155872][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 16.155880][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 16.155884][ C2] ? __sk_destruct+0x383/0x780 [ 16.155891][ C2] ? rcu_do_batch+0x34c/0xf20 [ 16.155894][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 16.155897][ C2] ? irq_exit_rcu+0xe/0x30 [ 16.155900][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.155907][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.155911][ C2] ? pv_native_safe_halt+0xf/0x20 [ 16.155914][ C2] ? default_idle+0x9/0x10 [ 16.155917][ C2] ? default_idle_call+0x6d/0xb0 [ 16.155919][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 16.155923][ C2] ? do_idle+0xf6/0x160 [ 16.155926][ C2] ? cpu_startup_entry+0x54/0x60 [ 16.155928][ C2] ? start_secondary+0x213/0x2a0 [ 16.155933][ C2] ? common_startup_64+0x13e/0x148 [ 16.155942][ C2] __put_net+0x19/0x60 [ 16.155946][ C2] __sk_destruct+0x58a/0x780 [ 16.155950][ C2] ? rcu_do_batch+0x34a/0xf20 [ 16.155953][ C2] rcu_do_batch+0x34c/0xf20 [ 16.155956][ C2] ? find_held_lock+0x2b/0x80 [ 16.155960][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 16.155964][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 16.155968][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.155971][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 16.155976][ C2] rcu_core+0x2bb/0x500 [ 16.155982][ C2] handle_softirqs+0x218/0x620 [ 16.155987][ C2] __irq_exit_rcu+0xfa/0x160 [ 16.155990][ C2] irq_exit_rcu+0xe/0x30 [ 16.155993][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.155997][ C2] [ 16.155998][ C2] [ 16.156000][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.156002][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 16.156006][ C2] Code: a2 b5 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 47 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 16.156010][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 16.156013][ C2] RAX: 0000000000045a3f RBX: 1ffff92000028fc1 RCX: ffffffff9f38f5d9 [ 16.156016][ C2] RDX: 0000000000000000 RSI: ffffffff9fe8f4e4 RDI: ffffffff9f653be0 [ 16.156017][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 16.156019][ C2] R10: ffff8880361337d3 R11: ffffffffa0011288 R12: 0000000000000000 [ 16.156021][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 16.156024][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 16.156029][ C2] default_idle+0x9/0x10 [ 16.156032][ C2] default_idle_call+0x6d/0xb0 [ 16.156034][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 16.156037][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 16.156041][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 16.156046][ C2] do_idle+0xf6/0x160 [ 16.156049][ C2] cpu_startup_entry+0x54/0x60 [ 16.156052][ C2] start_secondary+0x213/0x2a0 [ 16.156055][ C2] ? __pfx_start_secondary+0x10/0x10 [ 16.156060][ C2] common_startup_64+0x13e/0x148 [ 16.156067][ C2] [ 16.171822][ C2] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 16.172162][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/2 [ 16.172511][ C2] preempt_count: 101, expected: 0 [ 16.172714][ C2] RCU nest depth: 0, expected: 0 [ 16.172914][ C2] INFO: lockdep is turned off. [ 16.173112][ C2] Preemption disabled at: [ 16.173114][ C2] [<0000000000000000>] 0x0 [ 16.173592][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 16.173596][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.173599][ C2] Call Trace: [ 16.173601][ C2] [ 16.173603][ C2] dump_stack_lvl+0xb0/0xd0 [ 16.173613][ C2] __might_resched+0x360/0x5a0 [ 16.173622][ C2] down_write+0x72/0x210 [ 16.173627][ C2] ? __pfx_down_write+0x10/0x10 [ 16.173630][ C2] ? simple_recursive_removal+0x33/0x610 [ 16.173635][ C2] ? rcu_is_watching+0x12/0xc0 [ 16.173640][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 16.173647][ C2] simple_recursive_removal+0x6a/0x610 [ 16.173650][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 16.173653][ C2] ? __pfx_remove_one+0x10/0x10 [ 16.173659][ C2] debugfs_remove+0x44/0x70 [ 16.173662][ C2] ref_tracker_dir_exit+0xcf/0x740 [ 16.173669][ C2] ? __pfx_ref_tracker_free+0x10/0x10 [ 16.173673][ C2] ? __sk_destruct+0x383/0x780 [ 16.173678][ C2] ? rcu_do_batch+0x34c/0xf20 [ 16.173682][ C2] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 16.173685][ C2] ? irq_exit_rcu+0xe/0x30 [ 16.173691][ C2] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.173696][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.173701][ C2] ? pv_native_safe_halt+0xf/0x20 [ 16.173704][ C2] ? default_idle+0x9/0x10 [ 16.173707][ C2] ? default_idle_call+0x6d/0xb0 [ 16.173710][ C2] ? cpuidle_idle_call+0x26f/0x3a0 [ 16.173714][ C2] ? do_idle+0xf6/0x160 [ 16.173716][ C2] ? cpu_startup_entry+0x54/0x60 [ 16.173719][ C2] ? start_secondary+0x213/0x2a0 [ 16.173723][ C2] ? common_startup_64+0x13e/0x148 [ 16.173731][ C2] __put_net+0x19/0x60 [ 16.173734][ C2] __sk_destruct+0x58a/0x780 [ 16.173738][ C2] ? rcu_do_batch+0x34a/0xf20 [ 16.173741][ C2] rcu_do_batch+0x34c/0xf20 [ 16.173744][ C2] ? find_held_lock+0x2b/0x80 [ 16.173751][ C2] ? __pfx_rcu_do_batch+0x10/0x10 [ 16.173755][ C2] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 16.173760][ C2] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.173763][ C2] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 16.173768][ C2] rcu_core+0x2bb/0x500 [ 16.173773][ C2] handle_softirqs+0x218/0x620 [ 16.173778][ C2] __irq_exit_rcu+0xfa/0x160 [ 16.173781][ C2] irq_exit_rcu+0xe/0x30 [ 16.173784][ C2] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.173788][ C2] [ 16.173789][ C2] [ 16.173790][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.173793][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 16.173797][ C2] Code: a2 b5 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 47 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 16.173801][ C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246 [ 16.173804][ C2] RAX: 0000000000045a3f RBX: 1ffff92000028fc1 RCX: ffffffff9f38f5d9 [ 16.173806][ C2] RDX: 0000000000000000 RSI: ffffffff9fe8f4e4 RDI: ffffffff9f653be0 [ 16.173808][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c266fa [ 16.173809][ C2] R10: ffff8880361337d3 R11: ffffffffa0011288 R12: 0000000000000000 [ 16.173811][ C2] R13: ffff888001bf2300 R14: dffffc0000000000 R15: 0000000000000000 [ 16.173815][ C2] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 16.173819][ C2] default_idle+0x9/0x10 [ 16.173822][ C2] default_idle_call+0x6d/0xb0 [ 16.173825][ C2] cpuidle_idle_call+0x26f/0x3a0 [ 16.173828][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 16.173831][ C2] ? tsc_verify_tsc_adjust+0x98/0x310 [ 16.173836][ C2] do_idle+0xf6/0x160 [ 16.173839][ C2] cpu_startup_entry+0x54/0x60 [ 16.173842][ C2] start_secondary+0x213/0x2a0 [ 16.173845][ C2] ? __pfx_start_secondary+0x10/0x10 [ 16.173849][ C2] common_startup_64+0x13e/0x148 [ 16.173856][ C2] [ 18.961776][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 18.962253][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 211, name: sh [ 18.962559][ C3] preempt_count: 101, expected: 0 [ 18.962757][ C3] RCU nest depth: 4, expected: 0 [ 18.962973][ C3] INFO: lockdep is turned off. [ 18.963169][ C3] Preemption disabled at: [ 18.963171][ C3] [<0000000000000000>] 0x0 [ 18.963536][ C3] CPU: 3 UID: 0 PID: 211 Comm: sh Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 18.963543][ C3] Tainted: [W]=WARN [ 18.963544][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.963547][ C3] Call Trace: [ 18.963549][ C3] [ 18.963551][ C3] dump_stack_lvl+0xb0/0xd0 [ 18.963562][ C3] __might_resched+0x360/0x5a0 [ 18.963572][ C3] down_write+0x72/0x210 [ 18.963577][ C3] ? __pfx_down_write+0x10/0x10 [ 18.963580][ C3] ? simple_recursive_removal+0x33/0x610 [ 18.963586][ C3] ? rcu_is_watching+0x12/0xc0 [ 18.963592][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 18.963600][ C3] simple_recursive_removal+0x6a/0x610 [ 18.963602][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 18.963606][ C3] ? __pfx_remove_one+0x10/0x10 [ 18.963613][ C3] debugfs_remove+0x44/0x70 [ 18.963616][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 18.963624][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 18.963627][ C3] ? __sk_destruct+0x383/0x780 [ 18.963635][ C3] ? rcu_do_batch+0x34c/0xf20 [ 18.963639][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 18.963642][ C3] ? irq_exit_rcu+0xe/0x30 [ 18.963648][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 18.963654][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 18.963659][ C3] ? page_ref_add_unless.constprop.0+0x8f/0x280 [ 18.963666][ C3] ? next_uptodate_folio+0x7b/0x340 [ 18.963668][ C3] ? filemap_map_pages+0x506/0xf90 [ 18.963672][ C3] ? do_fault_around+0x2a8/0x4c0 [ 18.963677][ C3] ? do_pte_missing+0x810/0xca0 [ 18.963681][ C3] ? handle_pte_fault+0x3e0/0x690 [ 18.963684][ C3] ? __handle_mm_fault+0x3fc/0x5e0 [ 18.963687][ C3] ? handle_mm_fault+0x200/0x420 [ 18.963691][ C3] ? bpf_sk_storage_free+0x9f/0x1c0 [ 18.963696][ C3] ? rcu_is_watching+0x12/0xc0 [ 18.963701][ C3] __put_net+0x19/0x60 [ 18.963706][ C3] __sk_destruct+0x58a/0x780 [ 18.963710][ C3] ? rcu_do_batch+0x34a/0xf20 [ 18.963712][ C3] rcu_do_batch+0x34c/0xf20 [ 18.963717][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 18.963720][ C3] ? rcu_is_watching+0x12/0xc0 [ 18.963723][ C3] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 18.963733][ C3] rcu_core+0x2bb/0x500 [ 18.963740][ C3] handle_softirqs+0x218/0x620 [ 18.963749][ C3] __irq_exit_rcu+0xfa/0x160 [ 18.963755][ C3] irq_exit_rcu+0xe/0x30 [ 18.963759][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 18.963763][ C3] [ 18.963764][ C3] [ 18.963766][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 18.963768][ C3] RIP: 0010:page_ref_add_unless.constprop.0+0x8f/0x280 [ 18.963772][ C3] Code: b6 14 02 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 cb 01 00 00 8b 45 34 85 c0 0f 84 02 01 00 00 8d 50 01 f0 0f b1 13 <41> 0f 94 c4 45 84 e4 74 e8 e8 23 1b 28 02 85 c0 0f 85 f5 00 00 00 [ 18.963776][ C3] RSP: 0000:ffffc90000a77998 EFLAGS: 00000246 [ 18.963780][ C3] RAX: 0000000000000002 RBX: ffffea0000349db4 RCX: ffffffff9d10d1a3 [ 18.963783][ C3] RDX: 0000000000000003 RSI: 0000000000000004 RDI: ffffea0000349db4 [ 18.963784][ C3] RBP: ffffea0000349d80 R08: 0000000000000001 R09: fffff940000693b6 [ 18.963786][ C3] R10: ffffea0000349db7 R11: 0000000000000000 R12: dffffc0000000000 [ 18.963788][ C3] R13: ffffea0000349d80 R14: 1ffff9200014ef5f R15: ffffc90000a77af8 [ 18.963792][ C3] ? page_ref_add_unless.constprop.0+0x53/0x280 [ 18.963797][ C3] ? page_ref_add_unless.constprop.0+0x53/0x280 [ 18.963800][ C3] next_uptodate_folio+0x7b/0x340 [ 18.963804][ C3] filemap_map_pages+0x506/0xf90 [ 18.963809][ C3] ? rcu_is_watching+0x12/0xc0 [ 18.963812][ C3] ? __folio_batch_add_and_move+0x486/0xb20 [ 18.963820][ C3] ? __pfx_filemap_map_pages+0x10/0x10 [ 18.963825][ C3] ? rcu_is_watching+0x12/0xc0 [ 18.963828][ C3] ? lock_acquire+0x10c/0x170 [ 18.963831][ C3] ? do_fault_around+0x1e9/0x4c0 [ 18.963835][ C3] ? __pfx_filemap_map_pages+0x10/0x10 [ 18.963837][ C3] do_fault_around+0x2a8/0x4c0 [ 18.963840][ C3] ? ___pte_offset_map+0x2c/0x2a0 [ 18.963847][ C3] do_pte_missing+0x810/0xca0 [ 18.963850][ C3] ? trace_lock_release+0x2a/0xd0 [ 18.963857][ C3] handle_pte_fault+0x3e0/0x690 [ 18.963861][ C3] ? __pfx_handle_pte_fault+0x10/0x10 [ 18.963864][ C3] ? __pfx_anon_pipe_read+0x10/0x10 [ 18.963869][ C3] ? reacquire_held_locks+0xd1/0x200 [ 18.963872][ C3] ? __pfx_autoremove_wake_function+0x10/0x10 [ 18.963878][ C3] __handle_mm_fault+0x3fc/0x5e0 [ 18.963881][ C3] ? __pfx___handle_mm_fault+0x10/0x10 [ 18.963885][ C3] ? rcu_read_unlock+0x18/0x70 [ 18.963891][ C3] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 18.963895][ C3] handle_mm_fault+0x200/0x420 [ 18.963899][ C3] ? __pfx_handle_mm_fault+0x10/0x10 [ 18.963905][ C3] do_user_addr_fault+0x576/0xe00 [ 18.963910][ C3] ? rcu_is_watching+0x12/0xc0 [ 18.963914][ C3] exc_page_fault+0x5d/0xc0 [ 18.963918][ C3] asm_exc_page_fault+0x26/0x30 [ 18.963920][ C3] RIP: 0033:0x7f6fdf21a33c [ 18.963923][ C3] Code: c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 89 f8 62 a1 fd 00 ef c0 25 ff 0f 00 00 3d e0 0f 00 00 0f 87 34 01 00 00 <62> f3 7d 20 3f 07 00 c5 fb 93 c0 85 c0 74 55 f3 0f bc c0 c3 f3 0f [ 18.963926][ C3] RSP: 002b:00007fffabd02fd8 EFLAGS: 00010283 [ 18.963928][ C3] RAX: 00000000000005b6 RBX: 0000561e14268bd2 RCX: 0000000074697824 [ 18.963930][ C3] RDX: 00007fffabd03020 RSI: 0000000000007378 RDI: 0000561e142705b6 [ 18.963932][ C3] RBP: 0000000000000073 R08: 0000561e293e8cb0 R09: 0000000000000000 [ 18.963933][ C3] R10: 0000000000000002 R11: 0000000000000008 R12: 0000561e14268bab [ 18.963935][ C3] R13: 0000561e142705b6 R14: 0000561e14268bd1 R15: 0000000000000003 [ 18.963940][ C3]