[ 20.518814][ C3] [ 20.519080][ C3] ================================ [ 20.519394][ C3] WARNING: inconsistent lock state [ 20.519686][ C3] 6.15.0-virtme #1 Not tainted [ 20.519980][ C3] -------------------------------- [ 20.520215][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 20.520509][ C3] ksft_runner.sh/267 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 20.520792][ C3] ffffffff88bc5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 20.521206][ C3] {SOFTIRQ-ON-W} state was registered at: [ 20.521433][ C3] __lock_acquire+0x20b/0x7e0 [ 20.521674][ C3] lock_acquire.part.0+0xb6/0x240 [ 20.521902][ C3] _raw_spin_lock+0x33/0x40 [ 20.522133][ C3] simple_pin_fs+0x24/0x150 [ 20.522359][ C3] start_creating.part.0+0x52/0x310 [ 20.522601][ C3] debugfs_create_dir+0x6a/0x540 [ 20.522829][ C3] component_debug_init+0x17/0x30 [ 20.523067][ C3] do_one_initcall+0x8f/0x1e0 [ 20.523295][ C3] do_initcalls+0x176/0x280 [ 20.523542][ C3] kernel_init_freeable+0x22d/0x300 [ 20.523773][ C3] kernel_init+0x20/0x200 [ 20.524013][ C3] ret_from_fork+0x240/0x320 [ 20.524243][ C3] ret_from_fork_asm+0x1a/0x30 [ 20.524486][ C3] irq event stamp: 1690 [ 20.524658][ C3] hardirqs last enabled at (1690): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 20.525113][ C3] hardirqs last disabled at (1689): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 20.525542][ C3] softirqs last enabled at (0): [] copy_process+0x1594/0x5210 [ 20.525940][ C3] softirqs last disabled at (717): [] __irq_exit_rcu+0xfa/0x160 [ 20.526343][ C3] [ 20.526343][ C3] other info that might help us debug this: [ 20.526680][ C3] Possible unsafe locking scenario: [ 20.526680][ C3] [ 20.527016][ C3] CPU0 [ 20.527188][ C3] ---- [ 20.527361][ C3] lock(pin_fs_lock); [ 20.527534][ C3] [ 20.527705][ C3] lock(pin_fs_lock); [ 20.527877][ C3] [ 20.527877][ C3] *** DEADLOCK *** [ 20.527877][ C3] [ 20.528213][ C3] 2 locks held by ksft_runner.sh/267: [ 20.528442][ C3] #0: ffffffff889775e0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x147/0x1e10 [ 20.528853][ C3] #1: ffffffff889774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 20.529256][ C3] [ 20.529256][ C3] stack backtrace: [ 20.529542][ C3] CPU: 3 UID: 0 PID: 267 Comm: ksft_runner.sh Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 20.529547][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.529549][ C3] Call Trace: [ 20.529551][ C3] [ 20.529554][ C3] dump_stack_lvl+0x82/0xd0 [ 20.529561][ C3] print_usage_bug.part.0+0x25f/0x360 [ 20.529566][ C3] mark_lock_irq+0x343/0x400 [ 20.529570][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 20.529574][ C3] ? save_trace+0x52/0x170 [ 20.529580][ C3] mark_lock+0x174/0x2f0 [ 20.529584][ C3] mark_usage+0x46/0x150 [ 20.529587][ C3] __lock_acquire+0x20b/0x7e0 [ 20.529590][ C3] ? __lock_acquire+0x44d/0x7e0 [ 20.529594][ C3] lock_acquire.part.0+0xb6/0x240 [ 20.529597][ C3] ? simple_pin_fs+0x24/0x150 [ 20.529601][ C3] ? rcu_is_watching+0x12/0xc0 [ 20.529606][ C3] ? lock_acquire+0x10c/0x170 [ 20.529609][ C3] ? simple_pin_fs+0x24/0x150 [ 20.529613][ C3] _raw_spin_lock+0x33/0x40 [ 20.529617][ C3] ? simple_pin_fs+0x24/0x150 [ 20.529620][ C3] simple_pin_fs+0x24/0x150 [ 20.529624][ C3] debugfs_remove+0x35/0x70 [ 20.529627][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 20.529635][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 20.529638][ C3] ? __sk_destruct+0x383/0x780 [ 20.529646][ C3] ? rcu_do_batch+0x34c/0xf20 [ 20.529648][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 20.529652][ C3] ? irq_exit_rcu+0xe/0x30 [ 20.529654][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 20.529659][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 20.529663][ C3] ? ftrace_graph_ret_addr+0x6/0x240 [ 20.529670][ C3] ? unwind_next_frame+0xbbd/0x1e10 [ 20.529672][ C3] ? arch_stack_walk+0x8b/0xf0 [ 20.529677][ C3] ? stack_trace_save+0x93/0xd0 [ 20.529681][ C3] ? set_track_prepare+0x3a/0x70 [ 20.529687][ C3] ? __alloc_object+0xf7/0x2e0 [ 20.529690][ C3] ? __create_object+0x22/0xb0 [ 20.529694][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 20.529702][ C3] __put_net+0x19/0x60 [ 20.529706][ C3] __sk_destruct+0x58a/0x780 [ 20.529711][ C3] ? rcu_do_batch+0x34a/0xf20 [ 20.529713][ C3] rcu_do_batch+0x34c/0xf20 [ 20.529716][ C3] ? find_held_lock+0x2b/0x80 [ 20.529721][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 20.529725][ C3] ? note_gp_changes+0x182/0x1e0 [ 20.529728][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 20.529732][ C3] rcu_core+0x2bb/0x500 [ 20.529736][ C3] handle_softirqs+0x218/0x620 [ 20.529741][ C3] __irq_exit_rcu+0xfa/0x160 [ 20.529745][ C3] irq_exit_rcu+0xe/0x30 [ 20.529747][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 20.529751][ C3] [ 20.529752][ C3] [ 20.529754][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 20.529756][ C3] RIP: 0010:ftrace_graph_ret_addr+0x6/0x240 [ 20.529761][ C3] Code: 48 89 14 24 e8 6b 08 4c 00 48 8b 14 24 e9 31 ff ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 <49> 89 d7 41 56 41 55 41 54 55 53 48 83 ec 08 48 81 fa d0 a7 ff 84 [ 20.529763][ C3] RSP: 0018:ffffc90000a57620 EFLAGS: 00000246 [ 20.529767][ C3] RAX: dffffc0000000000 RBX: 1ffff9200014aecf RCX: ffffc90000a57948 [ 20.529769][ C3] RDX: ffffffff858a752b RSI: ffffc90000a57760 RDI: ffff88800aae8040 [ 20.529771][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90000a57771 [ 20.529772][ C3] R10: 0000000000000000 R11: ffffc90000a57770 R12: ffffc90000a57788 [ 20.529774][ C3] R13: ffffc90000a57730 R14: ffffffff898991ea R15: ffffc90000a57948 [ 20.529778][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 20.529783][ C3] unwind_next_frame+0xbbd/0x1e10 [ 20.529786][ C3] ? __create_object+0x22/0xb0 [ 20.529790][ C3] ? kmem_cache_alloc_noprof+0x10b/0x330 [ 20.529794][ C3] ? __alloc_object+0x2f/0x2e0 [ 20.529797][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 20.529801][ C3] ? __create_object+0x22/0xb0 [ 20.529804][ C3] ? kernel_text_address+0x17/0xe0 [ 20.529809][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 20.529812][ C3] arch_stack_walk+0x8b/0xf0 [ 20.529818][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 20.529822][ C3] stack_trace_save+0x93/0xd0 [ 20.529825][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 20.529830][ C3] set_track_prepare+0x3a/0x70 [ 20.529833][ C3] ? rcu_is_watching+0x12/0xc0 [ 20.529836][ C3] ? trace_kmem_cache_alloc+0x2a/0xd0 [ 20.529839][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 20.529843][ C3] __alloc_object+0xf7/0x2e0 [ 20.529847][ C3] __create_object+0x22/0xb0 [ 20.529851][ C3] __kmalloc_cache_noprof+0x2bb/0x360 [ 20.529854][ C3] ? ovl_open_realfile+0x16d/0x330 [ 20.529860][ C3] ovl_open+0x1e5/0x2e0 [ 20.529863][ C3] ? __pfx_ovl_open+0x10/0x10 [ 20.529865][ C3] ? __lock_release+0x5d/0x170 [ 20.529870][ C3] do_dentry_open+0x433/0x10a0 [ 20.529874][ C3] ? __pfx_ovl_open+0x10/0x10 [ 20.529878][ C3] vfs_open+0x82/0x350 [ 20.529884][ C3] do_open+0x591/0xb60 [ 20.529891][ C3] path_openat+0x1e2/0x380 [ 20.529894][ C3] ? __pfx_path_openat+0x10/0x10 [ 20.529896][ C3] ? is_bpf_text_address+0x67/0x120 [ 20.529902][ C3] ? __lock_release+0x5d/0x170 [ 20.529907][ C3] do_filp_open+0x1d7/0x420 [ 20.529910][ C3] ? kernel_text_address+0xce/0xe0 [ 20.529912][ C3] ? __pfx_do_filp_open+0x10/0x10 [ 20.529915][ C3] ? unwind_get_return_address+0x5e/0xa0 [ 20.529918][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 20.529923][ C3] ? __pfx_page_put_link+0x10/0x10 [ 20.529927][ C3] ? rcu_read_lock_any_held+0x43/0xb0 [ 20.529934][ C3] ? __lock_acquire+0x44d/0x7e0 [ 20.529939][ C3] do_open_execat+0xaa/0x2e0 [ 20.529943][ C3] ? __pfx_do_open_execat+0x10/0x10 [ 20.529948][ C3] ? __might_fault+0x11b/0x170 [ 20.529952][ C3] ? __lock_release+0x5d/0x170 [ 20.529956][ C3] alloc_bprm+0x1e/0x390 [ 20.529960][ C3] do_execveat_common.isra.0+0x194/0x550 [ 20.529965][ C3] ? getname_flags+0x101/0x410 [ 20.529968][ C3] __x64_sys_execve+0x8e/0xb0 [ 20.529973][ C3] do_syscall_64+0xc1/0x380 [ 20.529977][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 20.529980][ C3] RIP: 0033:0x7f0acb23740b [ 20.529984][ C3] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48 [ 20.529986][ C3] RSP: 002b:00007ffd61be72b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 20.529989][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0acb23740b [ 20.529991][ C3] RDX: 0000559e40807640 RSI: 0000559e407fad90 RDI: 0000559e40808110 [ 20.529993][ C3] RBP: 0000559e40808110 R08: 0000559e40807230 R09: 0000000000000020 [ 20.529994][ C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff [ 20.529996][ C3] R13: 0000559e407fad90 R14: 0000559e40807640 R15: 0000559e407f6660 [ 20.530001][ C3] [ 20.560220][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 20.560601][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 267, name: ksft_runner.sh [ 20.560972][ C3] preempt_count: 100, expected: 0 [ 20.561195][ C3] RCU nest depth: 1, expected: 0 [ 20.561415][ C3] INFO: lockdep is turned off. [ 20.561629][ C3] Preemption disabled at: [ 20.561631][ C3] [] handle_softirqs+0xe5/0x620 [ 20.562070][ C3] CPU: 3 UID: 0 PID: 267 Comm: ksft_runner.sh Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 20.562074][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.562076][ C3] Call Trace: [ 20.562077][ C3] [ 20.562079][ C3] dump_stack_lvl+0xb0/0xd0 [ 20.562086][ C3] __might_resched+0x360/0x5a0 [ 20.562094][ C3] down_write+0x72/0x210 [ 20.562099][ C3] ? __pfx_down_write+0x10/0x10 [ 20.562102][ C3] ? simple_recursive_removal+0x33/0x610 [ 20.562106][ C3] ? rcu_is_watching+0x12/0xc0 [ 20.562111][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 20.562119][ C3] simple_recursive_removal+0x6a/0x610 [ 20.562121][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 20.562125][ C3] ? __pfx_remove_one+0x10/0x10 [ 20.562130][ C3] debugfs_remove+0x44/0x70 [ 20.562133][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 20.562140][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 20.562143][ C3] ? __sk_destruct+0x383/0x780 [ 20.562149][ C3] ? rcu_do_batch+0x34c/0xf20 [ 20.562152][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 20.562155][ C3] ? irq_exit_rcu+0xe/0x30 [ 20.562158][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 20.562164][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 20.562168][ C3] ? ftrace_graph_ret_addr+0x6/0x240 [ 20.562173][ C3] ? unwind_next_frame+0xbbd/0x1e10 [ 20.562177][ C3] ? arch_stack_walk+0x8b/0xf0 [ 20.562183][ C3] ? stack_trace_save+0x93/0xd0 [ 20.562186][ C3] ? set_track_prepare+0x3a/0x70 [ 20.562190][ C3] ? __alloc_object+0xf7/0x2e0 [ 20.562193][ C3] ? __create_object+0x22/0xb0 [ 20.562197][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 20.562204][ C3] __put_net+0x19/0x60 [ 20.562207][ C3] __sk_destruct+0x58a/0x780 [ 20.562211][ C3] ? rcu_do_batch+0x34a/0xf20 [ 20.562214][ C3] rcu_do_batch+0x34c/0xf20 [ 20.562217][ C3] ? find_held_lock+0x2b/0x80 [ 20.562223][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 20.562227][ C3] ? note_gp_changes+0x182/0x1e0 [ 20.562230][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 20.562235][ C3] rcu_core+0x2bb/0x500 [ 20.562239][ C3] handle_softirqs+0x218/0x620 [ 20.562244][ C3] __irq_exit_rcu+0xfa/0x160 [ 20.562247][ C3] irq_exit_rcu+0xe/0x30 [ 20.562250][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 20.562253][ C3] [ 20.562254][ C3] [ 20.562256][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 20.562259][ C3] RIP: 0010:ftrace_graph_ret_addr+0x6/0x240 [ 20.562263][ C3] Code: 48 89 14 24 e8 6b 08 4c 00 48 8b 14 24 e9 31 ff ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 <49> 89 d7 41 56 41 55 41 54 55 53 48 83 ec 08 48 81 fa d0 a7 ff 84 [ 20.562265][ C3] RSP: 0018:ffffc90000a57620 EFLAGS: 00000246 [ 20.562269][ C3] RAX: dffffc0000000000 RBX: 1ffff9200014aecf RCX: ffffc90000a57948 [ 20.562271][ C3] RDX: ffffffff858a752b RSI: ffffc90000a57760 RDI: ffff88800aae8040 [ 20.562272][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90000a57771 [ 20.562274][ C3] R10: 0000000000000000 R11: ffffc90000a57770 R12: ffffc90000a57788 [ 20.562276][ C3] R13: ffffc90000a57730 R14: ffffffff898991ea R15: ffffc90000a57948 [ 20.562280][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 20.562285][ C3] unwind_next_frame+0xbbd/0x1e10 [ 20.562288][ C3] ? __create_object+0x22/0xb0 [ 20.562292][ C3] ? kmem_cache_alloc_noprof+0x10b/0x330 [ 20.562295][ C3] ? __alloc_object+0x2f/0x2e0 [ 20.562298][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 20.562302][ C3] ? __create_object+0x22/0xb0 [ 20.562305][ C3] ? kernel_text_address+0x17/0xe0 [ 20.562308][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 20.562311][ C3] arch_stack_walk+0x8b/0xf0 [ 20.562317][ C3] ? __kmalloc_cache_noprof+0x2bb/0x360 [ 20.562321][ C3] stack_trace_save+0x93/0xd0 [ 20.562324][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 20.562329][ C3] set_track_prepare+0x3a/0x70 [ 20.562332][ C3] ? rcu_is_watching+0x12/0xc0 [ 20.562335][ C3] ? trace_kmem_cache_alloc+0x2a/0xd0 [ 20.562339][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 20.562343][ C3] __alloc_object+0xf7/0x2e0 [ 20.562347][ C3] __create_object+0x22/0xb0 [ 20.562351][ C3] __kmalloc_cache_noprof+0x2bb/0x360 [ 20.562354][ C3] ? ovl_open_realfile+0x16d/0x330 [ 20.562359][ C3] ovl_open+0x1e5/0x2e0 [ 20.562362][ C3] ? __pfx_ovl_open+0x10/0x10 [ 20.562366][ C3] ? __lock_release+0x5d/0x170 [ 20.562371][ C3] do_dentry_open+0x433/0x10a0 [ 20.562374][ C3] ? __pfx_ovl_open+0x10/0x10 [ 20.562378][ C3] vfs_open+0x82/0x350 [ 20.562383][ C3] do_open+0x591/0xb60 [ 20.562391][ C3] path_openat+0x1e2/0x380 [ 20.562394][ C3] ? __pfx_path_openat+0x10/0x10 [ 20.562396][ C3] ? is_bpf_text_address+0x67/0x120 [ 20.562400][ C3] ? __lock_release+0x5d/0x170 [ 20.562405][ C3] do_filp_open+0x1d7/0x420 [ 20.562407][ C3] ? kernel_text_address+0xce/0xe0 [ 20.562410][ C3] ? __pfx_do_filp_open+0x10/0x10 [ 20.562413][ C3] ? unwind_get_return_address+0x5e/0xa0 [ 20.562415][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 20.562420][ C3] ? __pfx_page_put_link+0x10/0x10 [ 20.562425][ C3] ? rcu_read_lock_any_held+0x43/0xb0 [ 20.562430][ C3] ? __lock_acquire+0x44d/0x7e0 [ 20.562434][ C3] do_open_execat+0xaa/0x2e0 [ 20.562438][ C3] ? __pfx_do_open_execat+0x10/0x10 [ 20.562443][ C3] ? __might_fault+0x11b/0x170 [ 20.562445][ C3] ? __lock_release+0x5d/0x170 [ 20.562449][ C3] alloc_bprm+0x1e/0x390 [ 20.562454][ C3] do_execveat_common.isra.0+0x194/0x550 [ 20.562458][ C3] ? getname_flags+0x101/0x410 [ 20.562461][ C3] __x64_sys_execve+0x8e/0xb0 [ 20.562465][ C3] do_syscall_64+0xc1/0x380 [ 20.562468][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 20.562471][ C3] RIP: 0033:0x7f0acb23740b [ 20.562474][ C3] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48 [ 20.562476][ C3] RSP: 002b:00007ffd61be72b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 20.562478][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0acb23740b [ 20.562480][ C3] RDX: 0000559e40807640 RSI: 0000559e407fad90 RDI: 0000559e40808110 [ 20.562482][ C3] RBP: 0000559e40808110 R08: 0000559e40807230 R09: 0000000000000020 [ 20.562483][ C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff [ 20.562485][ C3] R13: 0000559e407fad90 R14: 0000559e40807640 R15: 0000559e407f6660 [ 20.562490][ C3] [ 26.714829][ C1] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 26.715165][ C1] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 22, name: ksoftirqd/1 [ 26.715474][ C1] preempt_count: 100, expected: 0 [ 26.715644][ C1] RCU nest depth: 0, expected: 0 [ 26.715815][ C1] INFO: lockdep is turned off. [ 26.715984][ C1] Preemption disabled at: [ 26.715986][ C1] [] handle_softirqs+0xe5/0x620 [ 26.716338][ C1] CPU: 1 UID: 0 PID: 22 Comm: ksoftirqd/1 Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 26.716344][ C1] Tainted: [W]=WARN [ 26.716346][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.716348][ C1] Call Trace: [ 26.716350][ C1] [ 26.716352][ C1] dump_stack_lvl+0xb0/0xd0 [ 26.716362][ C1] __might_resched+0x360/0x5a0 [ 26.716372][ C1] down_write+0x72/0x210 [ 26.716378][ C1] ? __pfx_down_write+0x10/0x10 [ 26.716381][ C1] ? simple_recursive_removal+0x33/0x610 [ 26.716386][ C1] ? rcu_is_watching+0x12/0xc0 [ 26.716392][ C1] ? do_raw_spin_unlock+0x58/0x220 [ 26.716399][ C1] simple_recursive_removal+0x6a/0x610 [ 26.716402][ C1] ? do_raw_spin_unlock+0x58/0x220 [ 26.716406][ C1] ? __pfx_remove_one+0x10/0x10 [ 26.716412][ C1] debugfs_remove+0x44/0x70 [ 26.716416][ C1] ref_tracker_dir_exit+0xcf/0x740 [ 26.716424][ C1] ? __pfx_ref_tracker_free+0x10/0x10 [ 26.716427][ C1] ? __sk_destruct+0x383/0x780 [ 26.716434][ C1] ? rcu_do_batch+0x34c/0xf20 [ 26.716438][ C1] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 26.716441][ C1] ? smpboot_thread_fn+0x30a/0x960 [ 26.716446][ C1] ? kthread+0x37e/0x600 [ 26.716450][ C1] ? ret_from_fork+0x240/0x320 [ 26.716455][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 26.716462][ C1] ? migrate_enable+0x1f2/0x270 [ 26.716467][ C1] ? __pfx_migrate_enable+0x10/0x10 [ 26.716471][ C1] ? bpf_sk_storage_free+0x9f/0x1c0 [ 26.716476][ C1] ? rcu_is_watching+0x12/0xc0 [ 26.716481][ C1] __put_net+0x19/0x60 [ 26.716485][ C1] __sk_destruct+0x58a/0x780 [ 26.716489][ C1] ? rcu_do_batch+0x34a/0xf20 [ 26.716492][ C1] rcu_do_batch+0x34c/0xf20 [ 26.716496][ C1] ? __pfx_rcu_do_batch+0x10/0x10 [ 26.716500][ C1] ? rcu_is_watching+0x12/0xc0 [ 26.716503][ C1] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 26.716512][ C1] rcu_core+0x2bb/0x500 [ 26.716517][ C1] handle_softirqs+0x218/0x620 [ 26.716522][ C1] ? __pfx_run_ksoftirqd+0x10/0x10 [ 26.716525][ C1] run_ksoftirqd+0x3f/0x70 [ 26.716529][ C1] smpboot_thread_fn+0x30a/0x960 [ 26.716532][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 26.716536][ C1] kthread+0x37e/0x600 [ 26.716539][ C1] ? __pfx_kthread+0x10/0x10 [ 26.716541][ C1] ? ret_from_fork+0x1b/0x320 [ 26.716544][ C1] ? __lock_release+0x5d/0x170 [ 26.716547][ C1] ? rcu_is_watching+0x12/0xc0 [ 26.716550][ C1] ? __pfx_kthread+0x10/0x10 [ 26.716553][ C1] ret_from_fork+0x240/0x320 [ 26.716556][ C1] ? __pfx_kthread+0x10/0x10 [ 26.716558][ C1] ret_from_fork_asm+0x1a/0x30 [ 26.716566][ C1]