[ 250.307209][ C3] [ 250.307461][ C3] ================================ [ 250.307701][ C3] WARNING: inconsistent lock state [ 250.307941][ C3] 6.15.0-virtme #1 Not tainted [ 250.308183][ C3] -------------------------------- [ 250.308416][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 250.308706][ C3] so_incoming_cpu/2390 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 250.309005][ C3] ffffffff925daf78 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 250.309435][ C3] {SOFTIRQ-ON-W} state was registered at: [ 250.309673][ C3] __lock_acquire+0x20b/0x7e0 [ 250.309920][ C3] lock_acquire.part.0+0xb6/0x240 [ 250.310153][ C3] _raw_spin_lock+0x33/0x40 [ 250.310401][ C3] simple_pin_fs+0x24/0x150 [ 250.310633][ C3] start_creating.part.0+0x52/0x310 [ 250.310883][ C3] debugfs_create_dir+0x6a/0x540 [ 250.311121][ C3] component_debug_init+0x17/0x30 [ 250.311373][ C3] do_one_initcall+0x8f/0x1e0 [ 250.311612][ C3] do_initcalls+0x176/0x280 [ 250.311851][ C3] kernel_init_freeable+0x22d/0x300 [ 250.312088][ C3] kernel_init+0x20/0x200 [ 250.312326][ C3] ret_from_fork+0x240/0x320 [ 250.312571][ C3] ret_from_fork_asm+0x1a/0x30 [ 250.312805][ C3] irq event stamp: 620 [ 250.312981][ C3] hardirqs last enabled at (620): [] kasan_quarantine_put+0x10d/0x230 [ 250.313407][ C3] hardirqs last disabled at (619): [] kasan_quarantine_put+0xb8/0x230 [ 250.313816][ C3] softirqs last enabled at (0): [] copy_process+0x1594/0x5210 [ 250.314231][ C3] softirqs last disabled at (243): [] __irq_exit_rcu+0xfa/0x160 [ 250.314644][ C3] [ 250.314644][ C3] other info that might help us debug this: [ 250.314990][ C3] Possible unsafe locking scenario: [ 250.314990][ C3] [ 250.315333][ C3] CPU0 [ 250.315508][ C3] ---- [ 250.315680][ C3] lock(pin_fs_lock); [ 250.315858][ C3] [ 250.316035][ C3] lock(pin_fs_lock); [ 250.316212][ C3] [ 250.316212][ C3] *** DEADLOCK *** [ 250.316212][ C3] [ 250.316556][ C3] 2 locks held by so_incoming_cpu/2390: [ 250.316791][ C3] #0: ffff8880016a2410 (&sb->s_type->i_mutex_key#2){++++}-{4:4}, at: start_creating.part.0+0x96/0x310 [ 250.317268][ C3] #1: ffffffff9238b540 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 250.317685][ C3] [ 250.317685][ C3] stack backtrace: [ 250.317981][ C3] CPU: 3 UID: 0 PID: 2390 Comm: so_incoming_cpu Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 250.317986][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.317992][ C3] Call Trace: [ 250.317996][ C3] [ 250.317998][ C3] dump_stack_lvl+0x82/0xd0 [ 250.318007][ C3] print_usage_bug.part.0+0x25f/0x360 [ 250.318012][ C3] mark_lock_irq+0x343/0x400 [ 250.318015][ C3] ? __kasan_slab_alloc+0x59/0x70 [ 250.318022][ C3] ? kmem_cache_alloc_noprof+0x10b/0x330 [ 250.318031][ C3] ? __alloc_object+0x2f/0x2e0 [ 250.318036][ C3] ? __create_object+0x22/0xb0 [ 250.318040][ C3] ? kmem_cache_alloc_lru_noprof+0x288/0x330 [ 250.318043][ C3] ? __d_alloc+0x31/0x8d0 [ 250.318049][ C3] ? d_alloc+0x48/0x1d0 [ 250.318053][ C3] ? save_trace+0x52/0x170 [ 250.318061][ C3] mark_lock+0x174/0x2f0 [ 250.318064][ C3] mark_usage+0x46/0x150 [ 250.318067][ C3] __lock_acquire+0x20b/0x7e0 [ 250.318072][ C3] lock_acquire.part.0+0xb6/0x240 [ 250.318075][ C3] ? simple_pin_fs+0x24/0x150 [ 250.318078][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.318081][ C3] ? lock_acquire+0x10c/0x170 [ 250.318084][ C3] ? simple_pin_fs+0x24/0x150 [ 250.318088][ C3] _raw_spin_lock+0x33/0x40 [ 250.318091][ C3] ? simple_pin_fs+0x24/0x150 [ 250.318094][ C3] simple_pin_fs+0x24/0x150 [ 250.318097][ C3] debugfs_remove+0x35/0x70 [ 250.318100][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 250.318108][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 250.318110][ C3] ? __sk_destruct+0x383/0x780 [ 250.318122][ C3] ? rcu_do_batch+0x34f/0xf20 [ 250.318125][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 250.318128][ C3] ? irq_exit_rcu+0xe/0x30 [ 250.318130][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.318135][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.318140][ C3] ? rcu_is_watching+0x41/0xc0 [ 250.318142][ C3] ? lock_acquire+0x10c/0x170 [ 250.318144][ C3] ? unwind_next_frame+0x15b/0x1e10 [ 250.318148][ C3] ? arch_stack_walk+0x8b/0xf0 [ 250.318153][ C3] ? stack_trace_save+0x93/0xd0 [ 250.318159][ C3] ? kasan_save_stack+0x24/0x50 [ 250.318163][ C3] ? kasan_save_track+0x14/0x30 [ 250.318166][ C3] ? __kasan_slab_alloc+0x59/0x70 [ 250.318172][ C3] __put_net+0x19/0x60 [ 250.318178][ C3] __sk_destruct+0x58a/0x780 [ 250.318181][ C3] ? rcu_do_batch+0x34a/0xf20 [ 250.318185][ C3] rcu_do_batch+0x34f/0xf20 [ 250.318190][ C3] ? find_held_lock+0x2b/0x80 [ 250.318195][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 250.318199][ C3] ? mark_held_locks+0x49/0x80 [ 250.318202][ C3] ? note_gp_changes+0x182/0x1e0 [ 250.318205][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.318210][ C3] rcu_core+0x2bb/0x500 [ 250.318215][ C3] handle_softirqs+0x21b/0x620 [ 250.318220][ C3] __irq_exit_rcu+0xfa/0x160 [ 250.318223][ C3] irq_exit_rcu+0xe/0x30 [ 250.318225][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.318229][ C3] [ 250.318230][ C3] [ 250.318233][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.318236][ C3] RIP: 0010:rcu_is_watching+0x41/0xc0 [ 250.318239][ C3] Code: e9 93 89 c5 83 f8 3f 0f 87 82 00 00 00 48 8d 3c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <75> 5c 48 03 1c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 [ 250.318242][ C3] RSP: 0018:ffffc900008071b0 EFLAGS: 00000246 [ 250.318245][ C3] RAX: dffffc0000000000 RBX: ffffffff93e927d0 RCX: 0000000000000002 [ 250.318247][ C3] RDX: 1ffffffff232e3c7 RSI: ffffffff91056840 RDI: ffffffff91971e38 [ 250.318249][ C3] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 250.318250][ C3] R10: ffffffff8e01d687 R11: ffffc90000807358 R12: 0000000000000000 [ 250.318252][ C3] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 250.318255][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.318260][ C3] lock_acquire+0x10c/0x170 [ 250.318263][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.318266][ C3] unwind_next_frame+0x15b/0x1e10 [ 250.318268][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.318271][ C3] ? kasan_save_stack+0x24/0x50 [ 250.318276][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 250.318280][ C3] ? kasan_save_stack+0x24/0x50 [ 250.318282][ C3] ? kernel_text_address+0x17/0xe0 [ 250.318287][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 250.318291][ C3] arch_stack_walk+0x8b/0xf0 [ 250.318296][ C3] ? kasan_save_stack+0x24/0x50 [ 250.318301][ C3] stack_trace_save+0x93/0xd0 [ 250.318304][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 250.318308][ C3] ? validate_chain+0x166/0x4d0 [ 250.318312][ C3] kasan_save_stack+0x24/0x50 [ 250.318315][ C3] ? kasan_save_stack+0x24/0x50 [ 250.318320][ C3] ? check_bytes_and_report+0x6d/0x150 [ 250.318324][ C3] ? find_held_lock+0x2b/0x80 [ 250.318328][ C3] ? mark_held_locks+0x49/0x80 [ 250.318331][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.318334][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.318337][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 250.318341][ C3] ? get_partial_node.part.0+0x1c2/0x3b0 [ 250.318346][ C3] ? ___slab_alloc+0x4b2/0x1170 [ 250.318350][ C3] ? __alloc_object+0x2f/0x2e0 [ 250.318356][ C3] kasan_save_track+0x14/0x30 [ 250.318359][ C3] __kasan_slab_alloc+0x59/0x70 [ 250.318363][ C3] kmem_cache_alloc_noprof+0x10b/0x330 [ 250.318367][ C3] ? __d_alloc+0x31/0x8d0 [ 250.318371][ C3] __alloc_object+0x2f/0x2e0 [ 250.318375][ C3] __create_object+0x22/0xb0 [ 250.318378][ C3] kmem_cache_alloc_lru_noprof+0x288/0x330 [ 250.318383][ C3] __d_alloc+0x31/0x8d0 [ 250.318387][ C3] d_alloc+0x48/0x1d0 [ 250.318392][ C3] d_alloc_parallel+0xdb/0xec0 [ 250.318398][ C3] ? __pfx_number+0x10/0x10 [ 250.318404][ C3] ? __pfx_widen_string+0x10/0x10 [ 250.318407][ C3] ? __pfx_d_alloc_parallel+0x10/0x10 [ 250.318411][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.318414][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.318419][ C3] __lookup_slow+0x17e/0x3c0 [ 250.318426][ C3] ? __pfx___lookup_slow+0x10/0x10 [ 250.318431][ C3] ? __d_lookup+0x1ca/0x380 [ 250.318436][ C3] ? lookup_dcache+0x21/0x130 [ 250.318441][ C3] start_creating.part.0+0x113/0x310 [ 250.318446][ C3] __debugfs_create_file+0x84/0x5b0 [ 250.318451][ C3] debugfs_create_file_full+0x1a/0x20 [ 250.318455][ C3] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 250.318458][ C3] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 250.318461][ C3] ? __lock_acquire+0x44d/0x7e0 [ 250.318465][ C3] ? find_held_lock+0x2b/0x80 [ 250.318469][ C3] ? __create_object+0x5e/0xb0 [ 250.318471][ C3] ? __lock_release+0x5d/0x170 [ 250.318474][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.318477][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.318480][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.318484][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.318487][ C3] ? __raw_spin_lock_init+0x3f/0x110 [ 250.318491][ C3] preinit_net+0x2ed/0x9d0 [ 250.318495][ C3] copy_net_ns+0x1b2/0x4b0 [ 250.318500][ C3] create_new_namespaces+0x35f/0x900 [ 250.318508][ C3] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 250.318512][ C3] ksys_unshare+0x2c2/0x6e0 [ 250.318516][ C3] ? __pfx_ksys_unshare+0x10/0x10 [ 250.318521][ C3] ? do_user_addr_fault+0x959/0xe00 [ 250.318527][ C3] __x64_sys_unshare+0x31/0x40 [ 250.318530][ C3] do_syscall_64+0xc1/0x380 [ 250.318535][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.318538][ C3] RIP: 0033:0x7f835602693b [ 250.318541][ C3] Code: 73 01 c3 48 8b 0d c5 94 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 95 94 1b 00 f7 d8 64 89 01 48 [ 250.318544][ C3] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 250.318547][ C3] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 250.318548][ C3] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 250.318550][ C3] RBP: 00007f8355fe2000 R08: 0000000000000000 R09: 0000000000000000 [ 250.318552][ C3] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 250.318553][ C3] R13: 00007ffe69e64590 R14: 00007f8355fe2000 R15: 00000000004082a0 [ 250.318560][ C3] [ 250.354809][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 250.355195][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 2390, name: so_incoming_cpu [ 250.355588][ C3] preempt_count: 101, expected: 0 [ 250.355811][ C3] RCU nest depth: 1, expected: 0 [ 250.356043][ C3] INFO: lockdep is turned off. [ 250.356268][ C3] Preemption disabled at: [ 250.356270][ C3] [] __slab_alloc.constprop.0+0x2c/0xb0 [ 250.356726][ C3] CPU: 3 UID: 0 PID: 2390 Comm: so_incoming_cpu Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 250.356730][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.356732][ C3] Call Trace: [ 250.356734][ C3] [ 250.356735][ C3] dump_stack_lvl+0xb0/0xd0 [ 250.356744][ C3] __might_resched+0x360/0x5a0 [ 250.356752][ C3] down_write+0x72/0x210 [ 250.356756][ C3] ? __pfx_down_write+0x10/0x10 [ 250.356759][ C3] ? simple_recursive_removal+0x33/0x610 [ 250.356764][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.356769][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 250.356775][ C3] simple_recursive_removal+0x6a/0x610 [ 250.356778][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 250.356781][ C3] ? __pfx_remove_one+0x10/0x10 [ 250.356789][ C3] debugfs_remove+0x44/0x70 [ 250.356792][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 250.356798][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 250.356801][ C3] ? __sk_destruct+0x383/0x780 [ 250.356806][ C3] ? rcu_do_batch+0x34f/0xf20 [ 250.356811][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 250.356814][ C3] ? irq_exit_rcu+0xe/0x30 [ 250.356819][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.356825][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.356829][ C3] ? rcu_is_watching+0x41/0xc0 [ 250.356832][ C3] ? lock_acquire+0x10c/0x170 [ 250.356834][ C3] ? unwind_next_frame+0x15b/0x1e10 [ 250.356838][ C3] ? arch_stack_walk+0x8b/0xf0 [ 250.356843][ C3] ? stack_trace_save+0x93/0xd0 [ 250.356849][ C3] ? kasan_save_stack+0x24/0x50 [ 250.356855][ C3] ? kasan_save_track+0x14/0x30 [ 250.356859][ C3] ? __kasan_slab_alloc+0x59/0x70 [ 250.356865][ C3] __put_net+0x19/0x60 [ 250.356871][ C3] __sk_destruct+0x58a/0x780 [ 250.356874][ C3] ? rcu_do_batch+0x34a/0xf20 [ 250.356878][ C3] rcu_do_batch+0x34f/0xf20 [ 250.356882][ C3] ? find_held_lock+0x2b/0x80 [ 250.356888][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 250.356893][ C3] ? mark_held_locks+0x49/0x80 [ 250.356895][ C3] ? note_gp_changes+0x182/0x1e0 [ 250.356898][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.356903][ C3] rcu_core+0x2bb/0x500 [ 250.356907][ C3] handle_softirqs+0x21b/0x620 [ 250.356913][ C3] __irq_exit_rcu+0xfa/0x160 [ 250.356916][ C3] irq_exit_rcu+0xe/0x30 [ 250.356918][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.356921][ C3] [ 250.356922][ C3] [ 250.356924][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.356927][ C3] RIP: 0010:rcu_is_watching+0x41/0xc0 [ 250.356930][ C3] Code: e9 93 89 c5 83 f8 3f 0f 87 82 00 00 00 48 8d 3c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <75> 5c 48 03 1c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 [ 250.356932][ C3] RSP: 0018:ffffc900008071b0 EFLAGS: 00000246 [ 250.356935][ C3] RAX: dffffc0000000000 RBX: ffffffff93e927d0 RCX: 0000000000000002 [ 250.356937][ C3] RDX: 1ffffffff232e3c7 RSI: ffffffff91056840 RDI: ffffffff91971e38 [ 250.356939][ C3] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 250.356940][ C3] R10: ffffffff8e01d687 R11: ffffc90000807358 R12: 0000000000000000 [ 250.356942][ C3] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 250.356945][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.356950][ C3] lock_acquire+0x10c/0x170 [ 250.356952][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.356956][ C3] unwind_next_frame+0x15b/0x1e10 [ 250.356958][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.356961][ C3] ? kasan_save_stack+0x24/0x50 [ 250.356965][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 250.356969][ C3] ? kasan_save_stack+0x24/0x50 [ 250.356972][ C3] ? kernel_text_address+0x17/0xe0 [ 250.356977][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 250.356981][ C3] arch_stack_walk+0x8b/0xf0 [ 250.356986][ C3] ? kasan_save_stack+0x24/0x50 [ 250.356991][ C3] stack_trace_save+0x93/0xd0 [ 250.356994][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 250.356998][ C3] ? validate_chain+0x166/0x4d0 [ 250.357002][ C3] kasan_save_stack+0x24/0x50 [ 250.357005][ C3] ? kasan_save_stack+0x24/0x50 [ 250.357010][ C3] ? check_bytes_and_report+0x6d/0x150 [ 250.357013][ C3] ? find_held_lock+0x2b/0x80 [ 250.357018][ C3] ? mark_held_locks+0x49/0x80 [ 250.357021][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.357025][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.357028][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 250.357031][ C3] ? get_partial_node.part.0+0x1c2/0x3b0 [ 250.357037][ C3] ? ___slab_alloc+0x4b2/0x1170 [ 250.357040][ C3] ? __alloc_object+0x2f/0x2e0 [ 250.357047][ C3] kasan_save_track+0x14/0x30 [ 250.357050][ C3] __kasan_slab_alloc+0x59/0x70 [ 250.357054][ C3] kmem_cache_alloc_noprof+0x10b/0x330 [ 250.357058][ C3] ? __d_alloc+0x31/0x8d0 [ 250.357064][ C3] __alloc_object+0x2f/0x2e0 [ 250.357068][ C3] __create_object+0x22/0xb0 [ 250.357072][ C3] kmem_cache_alloc_lru_noprof+0x288/0x330 [ 250.357077][ C3] __d_alloc+0x31/0x8d0 [ 250.357082][ C3] d_alloc+0x48/0x1d0 [ 250.357086][ C3] d_alloc_parallel+0xdb/0xec0 [ 250.357091][ C3] ? __pfx_number+0x10/0x10 [ 250.357095][ C3] ? __pfx_widen_string+0x10/0x10 [ 250.357099][ C3] ? __pfx_d_alloc_parallel+0x10/0x10 [ 250.357102][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.357106][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.357110][ C3] __lookup_slow+0x17e/0x3c0 [ 250.357115][ C3] ? __pfx___lookup_slow+0x10/0x10 [ 250.357121][ C3] ? __d_lookup+0x1ca/0x380 [ 250.357126][ C3] ? lookup_dcache+0x21/0x130 [ 250.357131][ C3] start_creating.part.0+0x113/0x310 [ 250.357136][ C3] __debugfs_create_file+0x84/0x5b0 [ 250.357141][ C3] debugfs_create_file_full+0x1a/0x20 [ 250.357144][ C3] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 250.357148][ C3] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 250.357151][ C3] ? __lock_acquire+0x44d/0x7e0 [ 250.357155][ C3] ? find_held_lock+0x2b/0x80 [ 250.357159][ C3] ? __create_object+0x5e/0xb0 [ 250.357161][ C3] ? __lock_release+0x5d/0x170 [ 250.357164][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.357166][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.357170][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.357174][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.357177][ C3] ? __raw_spin_lock_init+0x3f/0x110 [ 250.357181][ C3] preinit_net+0x2ed/0x9d0 [ 250.357184][ C3] copy_net_ns+0x1b2/0x4b0 [ 250.357189][ C3] create_new_namespaces+0x35f/0x900 [ 250.357196][ C3] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 250.357200][ C3] ksys_unshare+0x2c2/0x6e0 [ 250.357204][ C3] ? __pfx_ksys_unshare+0x10/0x10 [ 250.357209][ C3] ? do_user_addr_fault+0x959/0xe00 [ 250.357215][ C3] __x64_sys_unshare+0x31/0x40 [ 250.357218][ C3] do_syscall_64+0xc1/0x380 [ 250.357223][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.357225][ C3] RIP: 0033:0x7f835602693b [ 250.357228][ C3] Code: 73 01 c3 48 8b 0d c5 94 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 95 94 1b 00 f7 d8 64 89 01 48 [ 250.357230][ C3] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 250.357233][ C3] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 250.357234][ C3] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 250.357236][ C3] RBP: 00007f8355fe2000 R08: 0000000000000000 R09: 0000000000000000 [ 250.357237][ C3] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 250.357239][ C3] R13: 00007ffe69e64590 R14: 00007f8355fe2000 R15: 00000000004082a0 [ 250.357245][ C3] [ 250.424493][ C3] BUG: scheduling while atomic: so_incoming_cpu/2390/0x00000102 [ 250.424867][ C3] INFO: lockdep is turned off. [ 250.425096][ C3] Modules linked in: cls_matchall ip6_gre gre vxlan act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf sch_ingress [ 250.425760][ C3] Preemption disabled at: [ 250.425762][ C3] [] __slab_alloc.constprop.0+0x2c/0xb0 [ 250.426231][ C3] CPU: 3 UID: 0 PID: 2390 Comm: so_incoming_cpu Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 250.426237][ C3] Tainted: [W]=WARN [ 250.426238][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.426240][ C3] Call Trace: [ 250.426241][ C3] [ 250.426243][ C3] dump_stack_lvl+0xb0/0xd0 [ 250.426249][ C3] ? __slab_alloc.constprop.0+0x2c/0xb0 [ 250.426252][ C3] __schedule_bug+0x11e/0x170 [ 250.426257][ C3] schedule_debug+0x30d/0x3c0 [ 250.426261][ C3] __schedule+0x11b/0x1b00 [ 250.426267][ C3] ? __pfx_osq_unlock+0x10/0x10 [ 250.426272][ C3] ? __pfx___schedule+0x10/0x10 [ 250.426276][ C3] ? rwsem_spin_on_owner+0x107/0x250 [ 250.426282][ C3] ? rwsem_try_write_lock+0xd4/0x6f0 [ 250.426285][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.426289][ C3] ? schedule+0x1ee/0x270 [ 250.426292][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.426296][ C3] schedule+0xe2/0x270 [ 250.426299][ C3] schedule_preempt_disabled+0x18/0x30 [ 250.426303][ C3] rwsem_down_write_slowpath+0x3b3/0xb20 [ 250.426307][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.426309][ C3] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 250.426314][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.426317][ C3] ? lock_acquire+0x10c/0x170 [ 250.426320][ C3] ? simple_recursive_removal+0x24a/0x610 [ 250.426324][ C3] ? __might_resched+0x2f/0x5a0 [ 250.426328][ C3] down_write+0x1da/0x210 [ 250.426331][ C3] ? __pfx_down_write+0x10/0x10 [ 250.426334][ C3] ? __up_write+0x1ad/0x530 [ 250.426336][ C3] ? trace_lock_release+0x2a/0xd0 [ 250.426341][ C3] simple_recursive_removal+0x24a/0x610 [ 250.426344][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 250.426347][ C3] ? __pfx_remove_one+0x10/0x10 [ 250.426353][ C3] debugfs_remove+0x44/0x70 [ 250.426356][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 250.426361][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 250.426363][ C3] ? __sk_destruct+0x383/0x780 [ 250.426367][ C3] ? rcu_do_batch+0x34f/0xf20 [ 250.426372][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 250.426374][ C3] ? irq_exit_rcu+0xe/0x30 [ 250.426378][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.426382][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.426386][ C3] ? rcu_is_watching+0x41/0xc0 [ 250.426388][ C3] ? lock_acquire+0x10c/0x170 [ 250.426391][ C3] ? unwind_next_frame+0x15b/0x1e10 [ 250.426395][ C3] ? arch_stack_walk+0x8b/0xf0 [ 250.426399][ C3] ? stack_trace_save+0x93/0xd0 [ 250.426405][ C3] ? kasan_save_stack+0x24/0x50 [ 250.426411][ C3] ? kasan_save_track+0x14/0x30 [ 250.426414][ C3] ? __kasan_slab_alloc+0x59/0x70 [ 250.426419][ C3] __put_net+0x19/0x60 [ 250.426424][ C3] __sk_destruct+0x58a/0x780 [ 250.426427][ C3] ? rcu_do_batch+0x34a/0xf20 [ 250.426431][ C3] rcu_do_batch+0x34f/0xf20 [ 250.426435][ C3] ? find_held_lock+0x2b/0x80 [ 250.426439][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 250.426443][ C3] ? mark_held_locks+0x49/0x80 [ 250.426446][ C3] ? note_gp_changes+0x182/0x1e0 [ 250.426448][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.426453][ C3] rcu_core+0x2bb/0x500 [ 250.426457][ C3] handle_softirqs+0x21b/0x620 [ 250.426462][ C3] __irq_exit_rcu+0xfa/0x160 [ 250.426464][ C3] irq_exit_rcu+0xe/0x30 [ 250.426467][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.426470][ C3] [ 250.426471][ C3] [ 250.426473][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.426476][ C3] RIP: 0010:rcu_is_watching+0x41/0xc0 [ 250.426479][ C3] Code: e9 93 89 c5 83 f8 3f 0f 87 82 00 00 00 48 8d 3c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <75> 5c 48 03 1c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 [ 250.426481][ C3] RSP: 0018:ffffc900008071b0 EFLAGS: 00000246 [ 250.426483][ C3] RAX: dffffc0000000000 RBX: ffffffff93e927d0 RCX: 0000000000000002 [ 250.426486][ C3] RDX: 1ffffffff232e3c7 RSI: ffffffff91056840 RDI: ffffffff91971e38 [ 250.426488][ C3] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 250.426490][ C3] R10: ffffffff8e01d687 R11: ffffc90000807358 R12: 0000000000000000 [ 250.426491][ C3] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 250.426494][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.426499][ C3] lock_acquire+0x10c/0x170 [ 250.426502][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.426506][ C3] unwind_next_frame+0x15b/0x1e10 [ 250.426508][ C3] ? unwind_next_frame+0x147/0x1e10 [ 250.426510][ C3] ? kasan_save_stack+0x24/0x50 [ 250.426515][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 250.426519][ C3] ? kasan_save_stack+0x24/0x50 [ 250.426522][ C3] ? kernel_text_address+0x17/0xe0 [ 250.426526][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 250.426530][ C3] arch_stack_walk+0x8b/0xf0 [ 250.426535][ C3] ? kasan_save_stack+0x24/0x50 [ 250.426540][ C3] stack_trace_save+0x93/0xd0 [ 250.426543][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 250.426547][ C3] ? validate_chain+0x166/0x4d0 [ 250.426551][ C3] kasan_save_stack+0x24/0x50 [ 250.426554][ C3] ? kasan_save_stack+0x24/0x50 [ 250.426559][ C3] ? check_bytes_and_report+0x6d/0x150 [ 250.426562][ C3] ? find_held_lock+0x2b/0x80 [ 250.426567][ C3] ? mark_held_locks+0x49/0x80 [ 250.426569][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.426573][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.426576][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 250.426579][ C3] ? get_partial_node.part.0+0x1c2/0x3b0 [ 250.426584][ C3] ? ___slab_alloc+0x4b2/0x1170 [ 250.426588][ C3] ? __alloc_object+0x2f/0x2e0 [ 250.426595][ C3] kasan_save_track+0x14/0x30 [ 250.426598][ C3] __kasan_slab_alloc+0x59/0x70 [ 250.426602][ C3] kmem_cache_alloc_noprof+0x10b/0x330 [ 250.426606][ C3] ? __d_alloc+0x31/0x8d0 [ 250.426611][ C3] __alloc_object+0x2f/0x2e0 [ 250.426615][ C3] __create_object+0x22/0xb0 [ 250.426619][ C3] kmem_cache_alloc_lru_noprof+0x288/0x330 [ 250.426624][ C3] __d_alloc+0x31/0x8d0 [ 250.426628][ C3] d_alloc+0x48/0x1d0 [ 250.426632][ C3] d_alloc_parallel+0xdb/0xec0 [ 250.426636][ C3] ? __pfx_number+0x10/0x10 [ 250.426641][ C3] ? __pfx_widen_string+0x10/0x10 [ 250.426643][ C3] ? __pfx_d_alloc_parallel+0x10/0x10 [ 250.426647][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.426650][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.426655][ C3] __lookup_slow+0x17e/0x3c0 [ 250.426659][ C3] ? __pfx___lookup_slow+0x10/0x10 [ 250.426664][ C3] ? __d_lookup+0x1ca/0x380 [ 250.426670][ C3] ? lookup_dcache+0x21/0x130 [ 250.426675][ C3] start_creating.part.0+0x113/0x310 [ 250.426679][ C3] __debugfs_create_file+0x84/0x5b0 [ 250.426684][ C3] debugfs_create_file_full+0x1a/0x20 [ 250.426687][ C3] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 250.426691][ C3] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 250.426694][ C3] ? __lock_acquire+0x44d/0x7e0 [ 250.426698][ C3] ? find_held_lock+0x2b/0x80 [ 250.426702][ C3] ? __create_object+0x5e/0xb0 [ 250.426704][ C3] ? __lock_release+0x5d/0x170 [ 250.426707][ C3] ? rcu_is_watching+0x12/0xc0 [ 250.426710][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.426713][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.426718][ C3] ? lockdep_init_map_type+0x4b/0x280 [ 250.426721][ C3] ? __raw_spin_lock_init+0x3f/0x110 [ 250.426725][ C3] preinit_net+0x2ed/0x9d0 [ 250.426728][ C3] copy_net_ns+0x1b2/0x4b0 [ 250.426733][ C3] create_new_namespaces+0x35f/0x900 [ 250.426739][ C3] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 250.426743][ C3] ksys_unshare+0x2c2/0x6e0 [ 250.426748][ C3] ? __pfx_ksys_unshare+0x10/0x10 [ 250.426753][ C3] ? do_user_addr_fault+0x959/0xe00 [ 250.426759][ C3] __x64_sys_unshare+0x31/0x40 [ 250.426762][ C3] do_syscall_64+0xc1/0x380 [ 250.426766][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.426769][ C3] RIP: 0033:0x7f835602693b [ 250.426771][ C3] Code: 73 01 c3 48 8b 0d c5 94 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 95 94 1b 00 f7 d8 64 89 01 48 [ 250.426773][ C3] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 250.426776][ C3] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 250.426777][ C3] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 250.426779][ C3] RBP: 00007f8355fe2000 R08: 0000000000000000 R09: 0000000000000000 [ 250.426780][ C3] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 250.426782][ C3] R13: 00007ffe69e64590 R14: 00007f8355fe2000 R15: 00000000004082a0 [ 250.426788][ C3] [ 250.464403][ T2390] ------------[ cut here ]------------ [ 250.464643][ T2390] Voluntary context switch within RCU read-side critical section! [ 250.464686][ T2390] WARNING: CPU: 3 PID: 2390 at kernel/rcu/tree_plugin.h:332 rcu_note_context_switch+0x616/0x780 [ 250.465516][ T2390] Modules linked in: cls_matchall ip6_gre gre vxlan act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf sch_ingress [ 250.466173][ T2390] CPU: 3 UID: 0 PID: 2390 Comm: so_incoming_cpu Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 250.466700][ T2390] Tainted: [W]=WARN [ 250.466877][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.467169][ T2390] RIP: 0010:rcu_note_context_switch+0x616/0x780 [ 250.467466][ T2390] Code: 00 00 00 65 48 8b 3d 41 51 be 05 e8 04 86 fc ff e9 f6 fc ff ff c6 05 b7 3a ba 04 01 90 48 c7 c7 20 d6 ed 90 e8 1b d3 dd ff 90 <0f> 0b 90 90 e9 fd fa ff ff 4c 89 e7 e8 d9 af 69 00 e9 a2 fb ff ff [ 250.468281][ T2390] RSP: 0018:ffffc90000270910 EFLAGS: 00010086 [ 250.468576][ T2390] RAX: 0000000000000000 RBX: ffff88806cfb9f00 RCX: 0000000000000000 [ 250.468927][ T2390] RDX: 0000000000000003 RSI: 0000000000000004 RDI: 0000000000000001 [ 250.469279][ T2390] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff2440ca0 [ 250.469630][ T2390] R10: 0000000000000003 R11: 0000000000000000 R12: ffff88800dd68040 [ 250.469979][ T2390] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806cfb90c0 [ 250.470328][ T2390] FS: 00007f8355fe4740(0000) GS:ffff8880d9121000(0000) knlGS:0000000000000000 [ 250.470741][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 250.471041][ T2390] CR2: 00007f8356026930 CR3: 0000000002aae002 CR4: 0000000000772ef0 [ 250.471391][ T2390] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 250.471743][ T2390] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 250.472090][ T2390] PKRU: 55555554 [ 250.472269][ T2390] Call Trace: [ 250.472447][ T2390] [ 250.472574][ T2390] __schedule+0x138/0x1b00 [ 250.472815][ T2390] ? __pfx_osq_unlock+0x10/0x10 [ 250.473055][ T2390] ? __pfx___schedule+0x10/0x10 [ 250.473291][ T2390] ? rwsem_spin_on_owner+0x107/0x250 [ 250.473532][ T2390] ? rwsem_try_write_lock+0xd4/0x6f0 [ 250.473766][ T2390] ? rcu_is_watching+0x12/0xc0 [ 250.474002][ T2390] ? schedule+0x1ee/0x270 [ 250.474178][ T2390] ? rcu_is_watching+0x12/0xc0 [ 250.474426][ T2390] schedule+0xe2/0x270 [ 250.474605][ T2390] schedule_preempt_disabled+0x18/0x30 [ 250.474838][ T2390] rwsem_down_write_slowpath+0x3b3/0xb20 [ 250.475073][ T2390] ? rcu_is_watching+0x12/0xc0 [ 250.475305][ T2390] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 250.475598][ T2390] ? rcu_is_watching+0x12/0xc0 [ 250.475831][ T2390] ? lock_acquire+0x10c/0x170 [ 250.476073][ T2390] ? simple_recursive_removal+0x24a/0x610 [ 250.476310][ T2390] ? __might_resched+0x2f/0x5a0 [ 250.476547][ T2390] down_write+0x1da/0x210 [ 250.476723][ T2390] ? __pfx_down_write+0x10/0x10 [ 250.476961][ T2390] ? __up_write+0x1ad/0x530 [ 250.477197][ T2390] ? trace_lock_release+0x2a/0xd0 [ 250.477433][ T2390] simple_recursive_removal+0x24a/0x610 [ 250.477666][ T2390] ? do_raw_spin_unlock+0x58/0x220 [ 250.477902][ T2390] ? __pfx_remove_one+0x10/0x10 [ 250.478138][ T2390] debugfs_remove+0x44/0x70 [ 250.478371][ T2390] ref_tracker_dir_exit+0xcf/0x740 [ 250.478604][ T2390] ? __pfx_ref_tracker_free+0x10/0x10 [ 250.478838][ T2390] ? __sk_destruct+0x383/0x780 [ 250.479072][ T2390] ? rcu_do_batch+0x34f/0xf20 [ 250.479306][ T2390] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 250.479544][ T2390] ? irq_exit_rcu+0xe/0x30 [ 250.479777][ T2390] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.480069][ T2390] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.480358][ T2390] ? rcu_is_watching+0x41/0xc0 [ 250.480590][ T2390] ? lock_acquire+0x10c/0x170 [ 250.480822][ T2390] ? unwind_next_frame+0x15b/0x1e10 [ 250.481055][ T2390] ? arch_stack_walk+0x8b/0xf0 [ 250.481293][ T2390] ? stack_trace_save+0x93/0xd0 [ 250.481529][ T2390] ? kasan_save_stack+0x24/0x50 [ 250.481764][ T2390] ? kasan_save_track+0x14/0x30 [ 250.481997][ T2390] ? __kasan_slab_alloc+0x59/0x70 [ 250.482232][ T2390] __put_net+0x19/0x60 [ 250.482409][ T2390] __sk_destruct+0x58a/0x780 [ 250.482642][ T2390] ? rcu_do_batch+0x34a/0xf20 [ 250.482875][ T2390] rcu_do_batch+0x34f/0xf20 [ 250.483116][ T2390] ? find_held_lock+0x2b/0x80 [ 250.483351][ T2390] ? __pfx_rcu_do_batch+0x10/0x10 [ 250.483585][ T2390] ? mark_held_locks+0x49/0x80 [ 250.483820][ T2390] ? note_gp_changes+0x182/0x1e0 [ 250.484051][ T2390] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.484293][ T2390] rcu_core+0x2bb/0x500 [ 250.484472][ T2390] handle_softirqs+0x21b/0x620 [ 250.484720][ T2390] __irq_exit_rcu+0xfa/0x160 [ 250.484963][ T2390] irq_exit_rcu+0xe/0x30 [ 250.485142][ T2390] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 250.485376][ T2390] [ 250.485497][ T2390] [ 250.485615][ T2390] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 250.485906][ T2390] RIP: 0010:rcu_is_watching+0x41/0xc0 [ 250.486143][ T2390] Code: e9 93 89 c5 83 f8 3f 0f 87 82 00 00 00 48 8d 3c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <75> 5c 48 03 1c ed 20 1e 97 91 48 b8 00 00 00 00 00 fc ff df 48 89 [ 250.486956][ T2390] RSP: 0018:ffffc900008071b0 EFLAGS: 00000246 [ 250.487251][ T2390] RAX: dffffc0000000000 RBX: ffffffff93e927d0 RCX: 0000000000000002 [ 250.487604][ T2390] RDX: 1ffffffff232e3c7 RSI: ffffffff91056840 RDI: ffffffff91971e38 [ 250.487952][ T2390] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 250.488305][ T2390] R10: ffffffff8e01d687 R11: ffffc90000807358 R12: 0000000000000000 [ 250.488653][ T2390] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 250.488997][ T2390] ? unwind_next_frame+0x147/0x1e10 [ 250.489232][ T2390] lock_acquire+0x10c/0x170 [ 250.489468][ T2390] ? unwind_next_frame+0x147/0x1e10 [ 250.489712][ T2390] unwind_next_frame+0x15b/0x1e10 [ 250.489947][ T2390] ? unwind_next_frame+0x147/0x1e10 [ 250.490179][ T2390] ? kasan_save_stack+0x24/0x50 [ 250.490417][ T2390] ? __pfx_unwind_next_frame+0x10/0x10 [ 250.490652][ T2390] ? kasan_save_stack+0x24/0x50 [ 250.490888][ T2390] ? kernel_text_address+0x17/0xe0 [ 250.491127][ T2390] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 250.491425][ T2390] arch_stack_walk+0x8b/0xf0 [ 250.491663][ T2390] ? kasan_save_stack+0x24/0x50 [ 250.491897][ T2390] stack_trace_save+0x93/0xd0 [ 250.492129][ T2390] ? __pfx_stack_trace_save+0x10/0x10 [ 250.492363][ T2390] ? validate_chain+0x166/0x4d0 [ 250.492599][ T2390] kasan_save_stack+0x24/0x50 [ 250.492837][ T2390] ? kasan_save_stack+0x24/0x50 [ 250.493077][ T2390] ? check_bytes_and_report+0x6d/0x150 [ 250.493314][ T2390] ? find_held_lock+0x2b/0x80 [ 250.493550][ T2390] ? mark_held_locks+0x49/0x80 [ 250.493785][ T2390] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.494078][ T2390] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.494322][ T2390] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 250.494615][ T2390] ? get_partial_node.part.0+0x1c2/0x3b0 [ 250.494854][ T2390] ? ___slab_alloc+0x4b2/0x1170 [ 250.495089][ T2390] ? __alloc_object+0x2f/0x2e0 [ 250.495325][ T2390] kasan_save_track+0x14/0x30 [ 250.495562][ T2390] __kasan_slab_alloc+0x59/0x70 [ 250.495797][ T2390] kmem_cache_alloc_noprof+0x10b/0x330 [ 250.496033][ T2390] ? __d_alloc+0x31/0x8d0 [ 250.496211][ T2390] __alloc_object+0x2f/0x2e0 [ 250.496445][ T2390] __create_object+0x22/0xb0 [ 250.496684][ T2390] kmem_cache_alloc_lru_noprof+0x288/0x330 [ 250.496979][ T2390] __d_alloc+0x31/0x8d0 [ 250.497158][ T2390] d_alloc+0x48/0x1d0 [ 250.497336][ T2390] d_alloc_parallel+0xdb/0xec0 [ 250.497570][ T2390] ? __pfx_number+0x10/0x10 [ 250.497805][ T2390] ? __pfx_widen_string+0x10/0x10 [ 250.498040][ T2390] ? __pfx_d_alloc_parallel+0x10/0x10 [ 250.498276][ T2390] ? lockdep_init_map_type+0x4b/0x280 [ 250.498513][ T2390] ? lockdep_init_map_type+0x4b/0x280 [ 250.498750][ T2390] __lookup_slow+0x17e/0x3c0 [ 250.498985][ T2390] ? __pfx___lookup_slow+0x10/0x10 [ 250.499221][ T2390] ? __d_lookup+0x1ca/0x380 [ 250.499456][ T2390] ? lookup_dcache+0x21/0x130 [ 250.499694][ T2390] start_creating.part.0+0x113/0x310 [ 250.499931][ T2390] __debugfs_create_file+0x84/0x5b0 [ 250.500169][ T2390] debugfs_create_file_full+0x1a/0x20 [ 250.500404][ T2390] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 250.500696][ T2390] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 250.500987][ T2390] ? __lock_acquire+0x44d/0x7e0 [ 250.501222][ T2390] ? find_held_lock+0x2b/0x80 [ 250.501456][ T2390] ? __create_object+0x5e/0xb0 [ 250.501693][ T2390] ? __lock_release+0x5d/0x170 [ 250.501927][ T2390] ? rcu_is_watching+0x12/0xc0 [ 250.502162][ T2390] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 250.502457][ T2390] ? lockdep_hardirqs_on+0x7c/0x110 [ 250.502696][ T2390] ? lockdep_init_map_type+0x4b/0x280 [ 250.502931][ T2390] ? __raw_spin_lock_init+0x3f/0x110 [ 250.503165][ T2390] preinit_net+0x2ed/0x9d0 [ 250.503406][ T2390] copy_net_ns+0x1b2/0x4b0 [ 250.503642][ T2390] create_new_namespaces+0x35f/0x900 [ 250.503880][ T2390] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 250.504115][ T2390] ksys_unshare+0x2c2/0x6e0 [ 250.504359][ T2390] ? __pfx_ksys_unshare+0x10/0x10 [ 250.504595][ T2390] ? do_user_addr_fault+0x959/0xe00 [ 250.504830][ T2390] __x64_sys_unshare+0x31/0x40 [ 250.505061][ T2390] do_syscall_64+0xc1/0x380 [ 250.505302][ T2390] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.505593][ T2390] RIP: 0033:0x7f835602693b [ 250.505825][ T2390] Code: 73 01 c3 48 8b 0d c5 94 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 95 94 1b 00 f7 d8 64 89 01 48 [ 250.506622][ T2390] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 250.506978][ T2390] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 250.507323][ T2390] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 250.507667][ T2390] RBP: 00007f8355fe2000 R08: 0000000000000000 R09: 0000000000000000 [ 250.508010][ T2390] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 250.508356][ T2390] R13: 00007ffe69e64590 R14: 00007f8355fe2000 R15: 00000000004082a0 [ 250.508702][ T2390] [ 250.508879][ T2390] irq event stamp: 620 [ 250.509057][ T2390] hardirqs last enabled at (620): [] kasan_quarantine_put+0x10d/0x230 [ 250.509465][ T2390] hardirqs last disabled at (619): [] kasan_quarantine_put+0xb8/0x230 [ 250.509883][ T2390] softirqs last enabled at (0): [] copy_process+0x1594/0x5210 [ 250.510295][ T2390] softirqs last disabled at (243): [] __irq_exit_rcu+0xfa/0x160 [ 250.510703][ T2390] ---[ end trace 0000000000000000 ]--- [ 250.510959][ T2390] ------------[ cut here ]------------ [ 250.511024][ T2390] WARNING: CPU: 3 PID: 2390 at arch/x86/kernel/process_64.c:617 __switch_to+0xa5d/0xd60 [ 250.511151][ T2390] Modules linked in: cls_matchall ip6_gre gre vxlan act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf sch_ingress [ 250.511347][ T2390] CPU: 3 UID: 0 PID: 2390 Comm: so_incoming_cpu Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 250.511486][ T2390] Tainted: [W]=WARN [ 250.511540][ T2390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.511622][ T2390] RIP: 0010:__switch_to+0xa5d/0xd60 [ 250.511689][ T2390] Code: 00 49 c7 84 24 48 16 00 00 00 00 00 00 e9 d6 fc ff ff 48 89 ee 4c 89 e7 e8 e0 f0 02 00 e9 c3 fb ff ff 8e db e9 5e f9 ff ff 90 <0f> 0b 90 e9 d1 f5 ff ff 8e c3 e9 cb f8 ff ff 80 e4 fd 80 e7 fd e9 [ 250.511911][ T2390] RSP: 0018:ffffc90000157ce0 EFLAGS: 00010002 [ 250.511995][ T2390] RAX: 0000000000000001 RBX: ffff88806cfb90d8 RCX: 0000000000000000 [ 250.512092][ T2390] RDX: 1ffff1100d9f721a RSI: ffffffff91056840 RDI: ffffffff91056880 [ 250.512184][ T2390] RBP: ffff888001b645c0 R08: 0000000000000001 R09: ffffed100228c2a8 [ 250.512282][ T2390] R10: ffff888011461543 R11: ffff88800dd68558 R12: ffff88800dd68040 [ 250.512385][ T2390] R13: 0000000000000003 R14: ffff88800dd69660 R15: ffff88806cfb90c0 [ 250.512483][ T2390] FS: 00007f8355fe4740(0000) GS:ffff8880d9121000(0000) knlGS:0000000000000000 [ 250.512593][ T2390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 250.512677][ T2390] CR2: 00007f8356026930 CR3: 0000000002aae002 CR4: 0000000000772ef0 [ 250.512782][ T2390] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 250.512876][ T2390] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 250.512968][ T2390] PKRU: 55555554 [ 250.513021][ T2390] Call Trace: [ 250.513072][ T2390] irq event stamp: 620 [ 250.513121][ T2390] hardirqs last enabled at (620): [] kasan_quarantine_put+0x10d/0x230 [ 250.513237][ T2390] hardirqs last disabled at (619): [] kasan_quarantine_put+0xb8/0x230 [ 250.513347][ T2390] softirqs last enabled at (0): [] copy_process+0x1594/0x5210 [ 250.513459][ T2390] softirqs last disabled at (243): [] __irq_exit_rcu+0xfa/0x160 [ 250.513575][ T2390] ---[ end trace 0000000000000000 ]--- [ 276.307503][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 276.308171][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 276.308436][ C2] rcu: (detected by 2, t=26002 jiffies, g=145957, q=3470 ncpus=4) [ 276.308685][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:2389 task_flags:0x400140 flags:0x00004002 [ 276.309088][ C2] Call Trace: [ 354.313494][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 354.313862][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 354.314154][ C0] rcu: (detected by 0, t=104008 jiffies, g=145957, q=4239 ncpus=4) [ 354.314431][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 354.314875][ C0] Call Trace: [ 432.319492][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 432.319820][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 432.320078][ C1] rcu: (detected by 1, t=182014 jiffies, g=145957, q=4576 ncpus=4) [ 432.320327][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 432.320743][ C1] Call Trace: [ 493.144552][ T44] INFO: task so_incoming_cpu:2390 blocked for more than 122 seconds. [ 493.144992][ T44] Tainted: G W 6.15.0-virtme #1 [ 493.145181][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 493.145433][ T44] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 493.145807][ T44] Call Trace: [ 493.145940][ T44] INFO: task so_incoming_cpu:2392 blocked for more than 122 seconds. [ 493.146153][ T44] Tainted: G W 6.15.0-virtme #1 [ 493.146334][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 493.146582][ T44] task:so_incoming_cpu state:D stack:29672 pid:2392 tgid:2392 ppid:1 task_flags:0x400140 flags:0x00004006 [ 493.146927][ T44] Call Trace: [ 493.147048][ T44] [ 493.147142][ T44] __schedule+0x862/0x1b00 [ 493.147312][ T44] ? __pfx___schedule+0x10/0x10 [ 493.147475][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 493.147645][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.147812][ T44] ? schedule+0x1ee/0x270 [ 493.147934][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.148091][ T44] schedule+0xe2/0x270 [ 493.148216][ T44] schedule_preempt_disabled+0x18/0x30 [ 493.148371][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 493.148540][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 493.148728][ T44] ? kernel_text_address+0xce/0xe0 [ 493.148892][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.149054][ T44] ? lock_acquire+0x10c/0x170 [ 493.149214][ T44] ? start_creating.part.0+0x96/0x310 [ 493.149374][ T44] down_write+0x1da/0x210 [ 493.149502][ T44] ? __pfx_down_write+0x10/0x10 [ 493.149660][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 493.149822][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 493.149985][ T44] start_creating.part.0+0x96/0x310 [ 493.150142][ T44] __debugfs_create_file+0x84/0x5b0 [ 493.150304][ T44] debugfs_create_file_full+0x1a/0x20 [ 493.150461][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 493.150662][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 493.150853][ T44] ? do_raw_spin_lock+0x130/0x270 [ 493.151017][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 493.151174][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.151336][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.151502][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 493.151705][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 493.151860][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 493.152016][ T44] preinit_net+0x2ed/0x9d0 [ 493.152174][ T44] copy_net_ns+0x1b2/0x4b0 [ 493.152330][ T44] create_new_namespaces+0x35f/0x900 [ 493.152516][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 493.152680][ T44] ? handle_mm_fault+0x200/0x420 [ 493.152839][ T44] ksys_unshare+0x2c2/0x6e0 [ 493.152998][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 493.153152][ T44] ? exc_page_fault+0x5d/0xc0 [ 493.153307][ T44] ? trace_lock_release+0x2a/0xd0 [ 493.153465][ T44] ? lock_release+0x13/0xc0 [ 493.153628][ T44] ? do_user_addr_fault+0x959/0xe00 [ 493.153793][ T44] __x64_sys_unshare+0x31/0x40 [ 493.153947][ T44] do_syscall_64+0xc1/0x380 [ 493.154108][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 493.154298][ T44] RIP: 0033:0x7f835602693b [ 493.154464][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 493.154706][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 493.154939][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 493.155165][ T44] RBP: 00007f8355fe1000 R08: 0000000000000000 R09: 0000000000000000 [ 493.155395][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 493.155638][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe1000 R15: 00000000004082a0 [ 493.155873][ T44] [ 493.156000][ T44] INFO: task so_incoming_cpu:2394 blocked for more than 122 seconds. [ 493.156213][ T44] Tainted: G W 6.15.0-virtme #1 [ 493.156393][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 493.156647][ T44] task:so_incoming_cpu state:D stack:29672 pid:2394 tgid:2394 ppid:1 task_flags:0x400140 flags:0x00004006 [ 493.156980][ T44] Call Trace: [ 493.157101][ T44] [ 493.157187][ T44] __schedule+0x862/0x1b00 [ 493.157346][ T44] ? __pfx___schedule+0x10/0x10 [ 493.157512][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 493.157669][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.157832][ T44] ? schedule+0x1ee/0x270 [ 493.157955][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.158117][ T44] schedule+0xe2/0x270 [ 493.158239][ T44] schedule_preempt_disabled+0x18/0x30 [ 493.158392][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 493.158557][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 493.158748][ T44] ? kernel_text_address+0xce/0xe0 [ 493.158907][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.159060][ T44] ? lock_acquire+0x10c/0x170 [ 493.159221][ T44] ? start_creating.part.0+0x96/0x310 [ 493.159380][ T44] down_write+0x1da/0x210 [ 493.159510][ T44] ? __pfx_down_write+0x10/0x10 [ 493.159665][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 493.159822][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 493.159978][ T44] start_creating.part.0+0x96/0x310 [ 493.160134][ T44] __debugfs_create_file+0x84/0x5b0 [ 493.160294][ T44] debugfs_create_file_full+0x1a/0x20 [ 493.160447][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 493.160645][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 493.160837][ T44] ? do_raw_spin_lock+0x130/0x270 [ 493.160993][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 493.161147][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.161301][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.161456][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 493.161653][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 493.161807][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 493.161964][ T44] preinit_net+0x2ed/0x9d0 [ 493.162121][ T44] copy_net_ns+0x1b2/0x4b0 [ 493.162278][ T44] create_new_namespaces+0x35f/0x900 [ 493.162435][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 493.162616][ T44] ? handle_mm_fault+0x200/0x420 [ 493.162772][ T44] ksys_unshare+0x2c2/0x6e0 [ 493.162930][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 493.163083][ T44] ? exc_page_fault+0x5d/0xc0 [ 493.163240][ T44] ? trace_lock_release+0x2a/0xd0 [ 493.163402][ T44] ? lock_release+0x13/0xc0 [ 493.163566][ T44] ? do_user_addr_fault+0x959/0xe00 [ 493.163730][ T44] __x64_sys_unshare+0x31/0x40 [ 493.163886][ T44] do_syscall_64+0xc1/0x380 [ 493.164046][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 493.164234][ T44] RIP: 0033:0x7f835602693b [ 493.164393][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 493.164627][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 493.164855][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 493.165080][ T44] RBP: 00007f8355fe3000 R08: 0000000000000000 R09: 0000000000000000 [ 493.165305][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 493.165537][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe3000 R15: 00000000004082a0 [ 493.165766][ T44] [ 493.165893][ T44] INFO: task so_incoming_cpu:2397 blocked for more than 122 seconds. [ 493.166107][ T44] Tainted: G W 6.15.0-virtme #1 [ 493.166290][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 493.166542][ T44] task:so_incoming_cpu state:D stack:29672 pid:2397 tgid:2397 ppid:1 task_flags:0x400140 flags:0x00004006 [ 493.166876][ T44] Call Trace: [ 493.167000][ T44] [ 493.167086][ T44] __schedule+0x862/0x1b00 [ 493.167247][ T44] ? __pfx___schedule+0x10/0x10 [ 493.167414][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 493.167582][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.167741][ T44] ? schedule+0x1ee/0x270 [ 493.167860][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.168021][ T44] schedule+0xe2/0x270 [ 493.168146][ T44] schedule_preempt_disabled+0x18/0x30 [ 493.168301][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 493.168462][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 493.168658][ T44] ? kernel_text_address+0xce/0xe0 [ 493.168820][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.168974][ T44] ? lock_acquire+0x10c/0x170 [ 493.169131][ T44] ? start_creating.part.0+0x96/0x310 [ 493.169289][ T44] down_write+0x1da/0x210 [ 493.169412][ T44] ? __pfx_down_write+0x10/0x10 [ 493.169572][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 493.169729][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 493.169883][ T44] start_creating.part.0+0x96/0x310 [ 493.170042][ T44] __debugfs_create_file+0x84/0x5b0 [ 493.170202][ T44] debugfs_create_file_full+0x1a/0x20 [ 493.170359][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 493.170555][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 493.170755][ T44] ? do_raw_spin_lock+0x130/0x270 [ 493.170915][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 493.171069][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.171227][ T44] ? rcu_is_watching+0x12/0xc0 [ 493.171383][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 493.171581][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 493.171736][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 493.171894][ T44] preinit_net+0x2ed/0x9d0 [ 493.172053][ T44] copy_net_ns+0x1b2/0x4b0 [ 493.172216][ T44] create_new_namespaces+0x35f/0x900 [ 493.172375][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 493.172552][ T44] ? handle_mm_fault+0x200/0x420 [ 493.172713][ T44] ksys_unshare+0x2c2/0x6e0 [ 493.172870][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 493.173025][ T44] ? exc_page_fault+0x5d/0xc0 [ 493.173179][ T44] ? trace_lock_release+0x2a/0xd0 [ 493.173338][ T44] ? lock_release+0x13/0xc0 [ 493.173499][ T44] ? do_user_addr_fault+0x959/0xe00 [ 493.173664][ T44] __x64_sys_unshare+0x31/0x40 [ 493.173822][ T44] do_syscall_64+0xc1/0x380 [ 493.173980][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 493.174173][ T44] RIP: 0033:0x7f835602693b [ 493.174337][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 493.174571][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 493.174799][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 493.175030][ T44] RBP: 00007f8355fe2000 R08: 0000000000000000 R09: 0000000000000000 [ 493.175258][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 493.175494][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe2000 R15: 00000000004082a0 [ 493.175724][ T44] [ 493.175853][ T44] INFO: lockdep is turned off. [ 510.325494][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 510.325913][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 510.326203][ C0] rcu: (detected by 0, t=260020 jiffies, g=145957, q=5596 ncpus=4) [ 510.326484][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 510.326939][ C0] Call Trace: [ 588.331494][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 588.331929][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 588.332225][ C0] rcu: (detected by 0, t=338026 jiffies, g=145957, q=6643 ncpus=4) [ 588.332503][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 588.332948][ C0] Call Trace: [ 616.024549][ T44] INFO: task so_incoming_cpu:2390 blocked for more than 245 seconds. [ 616.024998][ T44] Tainted: G W 6.15.0-virtme #1 [ 616.025182][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 616.025435][ T44] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 616.025796][ T44] Call Trace: [ 616.025923][ T44] INFO: task so_incoming_cpu:2392 blocked for more than 245 seconds. [ 616.026136][ T44] Tainted: G W 6.15.0-virtme #1 [ 616.026314][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 616.026578][ T44] task:so_incoming_cpu state:D stack:29672 pid:2392 tgid:2392 ppid:1 task_flags:0x400140 flags:0x00004006 [ 616.026911][ T44] Call Trace: [ 616.027033][ T44] [ 616.027122][ T44] __schedule+0x862/0x1b00 [ 616.027294][ T44] ? __pfx___schedule+0x10/0x10 [ 616.027456][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 616.027622][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.027788][ T44] ? schedule+0x1ee/0x270 [ 616.027909][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.028069][ T44] schedule+0xe2/0x270 [ 616.028189][ T44] schedule_preempt_disabled+0x18/0x30 [ 616.028343][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 616.028510][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 616.028699][ T44] ? kernel_text_address+0xce/0xe0 [ 616.028865][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.029022][ T44] ? lock_acquire+0x10c/0x170 [ 616.029177][ T44] ? start_creating.part.0+0x96/0x310 [ 616.029334][ T44] down_write+0x1da/0x210 [ 616.029457][ T44] ? __pfx_down_write+0x10/0x10 [ 616.029622][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 616.029780][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 616.029936][ T44] start_creating.part.0+0x96/0x310 [ 616.030103][ T44] __debugfs_create_file+0x84/0x5b0 [ 616.030261][ T44] debugfs_create_file_full+0x1a/0x20 [ 616.030415][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 616.030616][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 616.030805][ T44] ? do_raw_spin_lock+0x130/0x270 [ 616.030962][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 616.031129][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.031286][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.031438][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 616.031647][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 616.031801][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 616.031958][ T44] preinit_net+0x2ed/0x9d0 [ 616.032122][ T44] copy_net_ns+0x1b2/0x4b0 [ 616.032283][ T44] create_new_namespaces+0x35f/0x900 [ 616.032443][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 616.032608][ T44] ? handle_mm_fault+0x200/0x420 [ 616.032764][ T44] ksys_unshare+0x2c2/0x6e0 [ 616.032923][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 616.033077][ T44] ? exc_page_fault+0x5d/0xc0 [ 616.033247][ T44] ? trace_lock_release+0x2a/0xd0 [ 616.033403][ T44] ? lock_release+0x13/0xc0 [ 616.033568][ T44] ? do_user_addr_fault+0x959/0xe00 [ 616.033730][ T44] __x64_sys_unshare+0x31/0x40 [ 616.033884][ T44] do_syscall_64+0xc1/0x380 [ 616.034044][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.034237][ T44] RIP: 0033:0x7f835602693b [ 616.034399][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 616.034634][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 616.034863][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 616.035085][ T44] RBP: 00007f8355fe1000 R08: 0000000000000000 R09: 0000000000000000 [ 616.035314][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 616.035548][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe1000 R15: 00000000004082a0 [ 616.035778][ T44] [ 616.035900][ T44] INFO: task so_incoming_cpu:2394 blocked for more than 245 seconds. [ 616.036111][ T44] Tainted: G W 6.15.0-virtme #1 [ 616.036293][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 616.036539][ T44] task:so_incoming_cpu state:D stack:29672 pid:2394 tgid:2394 ppid:1 task_flags:0x400140 flags:0x00004006 [ 616.036869][ T44] Call Trace: [ 616.036988][ T44] [ 616.037074][ T44] __schedule+0x862/0x1b00 [ 616.037234][ T44] ? __pfx___schedule+0x10/0x10 [ 616.037391][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 616.037551][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.037706][ T44] ? schedule+0x1ee/0x270 [ 616.037828][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.037983][ T44] schedule+0xe2/0x270 [ 616.038104][ T44] schedule_preempt_disabled+0x18/0x30 [ 616.038260][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 616.038416][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 616.038615][ T44] ? kernel_text_address+0xce/0xe0 [ 616.038774][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.038932][ T44] ? lock_acquire+0x10c/0x170 [ 616.039088][ T44] ? start_creating.part.0+0x96/0x310 [ 616.039247][ T44] down_write+0x1da/0x210 [ 616.039368][ T44] ? __pfx_down_write+0x10/0x10 [ 616.039528][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 616.039683][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 616.039840][ T44] start_creating.part.0+0x96/0x310 [ 616.040002][ T44] __debugfs_create_file+0x84/0x5b0 [ 616.040160][ T44] debugfs_create_file_full+0x1a/0x20 [ 616.040317][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 616.040513][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 616.040702][ T44] ? do_raw_spin_lock+0x130/0x270 [ 616.040857][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 616.041009][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.041170][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.041325][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 616.041522][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 616.041679][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 616.041835][ T44] preinit_net+0x2ed/0x9d0 [ 616.041991][ T44] copy_net_ns+0x1b2/0x4b0 [ 616.042152][ T44] create_new_namespaces+0x35f/0x900 [ 616.042314][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 616.042468][ T44] ? handle_mm_fault+0x200/0x420 [ 616.042632][ T44] ksys_unshare+0x2c2/0x6e0 [ 616.042793][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 616.042948][ T44] ? exc_page_fault+0x5d/0xc0 [ 616.043106][ T44] ? trace_lock_release+0x2a/0xd0 [ 616.043262][ T44] ? lock_release+0x13/0xc0 [ 616.043418][ T44] ? do_user_addr_fault+0x959/0xe00 [ 616.043584][ T44] __x64_sys_unshare+0x31/0x40 [ 616.043739][ T44] do_syscall_64+0xc1/0x380 [ 616.043898][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.044085][ T44] RIP: 0033:0x7f835602693b [ 616.044244][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 616.044471][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 616.044710][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 616.044938][ T44] RBP: 00007f8355fe3000 R08: 0000000000000000 R09: 0000000000000000 [ 616.045165][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 616.045394][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe3000 R15: 00000000004082a0 [ 616.045629][ T44] [ 616.045752][ T44] INFO: task so_incoming_cpu:2397 blocked for more than 245 seconds. [ 616.045961][ T44] Tainted: G W 6.15.0-virtme #1 [ 616.046139][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 616.046384][ T44] task:so_incoming_cpu state:D stack:29672 pid:2397 tgid:2397 ppid:1 task_flags:0x400140 flags:0x00004006 [ 616.046720][ T44] Call Trace: [ 616.046840][ T44] [ 616.046925][ T44] __schedule+0x862/0x1b00 [ 616.047081][ T44] ? __pfx___schedule+0x10/0x10 [ 616.047238][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 616.047400][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.047566][ T44] ? schedule+0x1ee/0x270 [ 616.047685][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.047845][ T44] schedule+0xe2/0x270 [ 616.047965][ T44] schedule_preempt_disabled+0x18/0x30 [ 616.048118][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 616.048273][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 616.048463][ T44] ? kernel_text_address+0xce/0xe0 [ 616.048627][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.048780][ T44] ? lock_acquire+0x10c/0x170 [ 616.048944][ T44] ? start_creating.part.0+0x96/0x310 [ 616.049099][ T44] down_write+0x1da/0x210 [ 616.049219][ T44] ? __pfx_down_write+0x10/0x10 [ 616.049376][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 616.049538][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 616.049692][ T44] start_creating.part.0+0x96/0x310 [ 616.049846][ T44] __debugfs_create_file+0x84/0x5b0 [ 616.050011][ T44] debugfs_create_file_full+0x1a/0x20 [ 616.050164][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 616.050360][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 616.050554][ T44] ? do_raw_spin_lock+0x130/0x270 [ 616.050709][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 616.050862][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.051020][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.051173][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 616.051367][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 616.051527][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 616.051695][ T44] preinit_net+0x2ed/0x9d0 [ 616.051852][ T44] copy_net_ns+0x1b2/0x4b0 [ 616.052010][ T44] create_new_namespaces+0x35f/0x900 [ 616.052170][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 616.052323][ T44] ? handle_mm_fault+0x200/0x420 [ 616.052483][ T44] ksys_unshare+0x2c2/0x6e0 [ 616.052648][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 616.052802][ T44] ? exc_page_fault+0x5d/0xc0 [ 616.052958][ T44] ? trace_lock_release+0x2a/0xd0 [ 616.053120][ T44] ? lock_release+0x13/0xc0 [ 616.053273][ T44] ? do_user_addr_fault+0x959/0xe00 [ 616.053439][ T44] __x64_sys_unshare+0x31/0x40 [ 616.053602][ T44] do_syscall_64+0xc1/0x380 [ 616.053760][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.053946][ T44] RIP: 0033:0x7f835602693b [ 616.054105][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 616.054330][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 616.054567][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 616.054789][ T44] RBP: 00007f8355fe2000 R08: 0000000000000000 R09: 0000000000000000 [ 616.055012][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 616.055239][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe2000 R15: 00000000004082a0 [ 616.055469][ T44] [ 616.055597][ T44] INFO: task so_incoming_cpu:2399 blocked for more than 122 seconds. [ 616.055805][ T44] Tainted: G W 6.15.0-virtme #1 [ 616.055983][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 616.056221][ T44] task:so_incoming_cpu state:D stack:29672 pid:2399 tgid:2399 ppid:1 task_flags:0x400140 flags:0x00004006 [ 616.056564][ T44] Call Trace: [ 616.056682][ T44] [ 616.056768][ T44] __schedule+0x862/0x1b00 [ 616.056925][ T44] ? __pfx___schedule+0x10/0x10 [ 616.057081][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 616.057235][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.057394][ T44] ? schedule+0x1ee/0x270 [ 616.057518][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.057677][ T44] schedule+0xe2/0x270 [ 616.057797][ T44] schedule_preempt_disabled+0x18/0x30 [ 616.057951][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 616.058107][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 616.058292][ T44] ? kernel_text_address+0xce/0xe0 [ 616.058453][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.058613][ T44] ? lock_acquire+0x10c/0x170 [ 616.058769][ T44] ? start_creating.part.0+0x96/0x310 [ 616.058923][ T44] down_write+0x1da/0x210 [ 616.059044][ T44] ? __pfx_down_write+0x10/0x10 [ 616.059197][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 616.059351][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 616.059515][ T44] start_creating.part.0+0x96/0x310 [ 616.059670][ T44] __debugfs_create_file+0x84/0x5b0 [ 616.059829][ T44] debugfs_create_file_full+0x1a/0x20 [ 616.059982][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 616.060172][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 616.060364][ T44] ? do_raw_spin_lock+0x130/0x270 [ 616.060529][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 616.060683][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.060838][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.060994][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 616.061184][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 616.061337][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 616.061501][ T44] preinit_net+0x2ed/0x9d0 [ 616.061663][ T44] copy_net_ns+0x1b2/0x4b0 [ 616.061820][ T44] create_new_namespaces+0x35f/0x900 [ 616.061976][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 616.062136][ T44] ? handle_mm_fault+0x200/0x420 [ 616.062291][ T44] ksys_unshare+0x2c2/0x6e0 [ 616.062446][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 616.062610][ T44] ? exc_page_fault+0x5d/0xc0 [ 616.062765][ T44] ? trace_lock_release+0x2a/0xd0 [ 616.062923][ T44] ? lock_release+0x13/0xc0 [ 616.063077][ T44] ? do_user_addr_fault+0x959/0xe00 [ 616.063235][ T44] __x64_sys_unshare+0x31/0x40 [ 616.063395][ T44] do_syscall_64+0xc1/0x380 [ 616.063561][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.063746][ T44] RIP: 0033:0x7f835602693b [ 616.063904][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 616.064127][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 616.064351][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 616.064601][ T44] RBP: 00007f8355fe1000 R08: 0000000000000000 R09: 0000000000000000 [ 616.064824][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 616.065048][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe1000 R15: 00000000004082a0 [ 616.065272][ T44] [ 616.065399][ T44] INFO: task so_incoming_cpu:2401 blocked for more than 122 seconds. [ 616.065620][ T44] Tainted: G W 6.15.0-virtme #1 [ 616.065797][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 616.066037][ T44] task:so_incoming_cpu state:D stack:29672 pid:2401 tgid:2401 ppid:1 task_flags:0x400140 flags:0x00004006 [ 616.066375][ T44] Call Trace: [ 616.066503][ T44] [ 616.066590][ T44] __schedule+0x862/0x1b00 [ 616.066747][ T44] ? __pfx___schedule+0x10/0x10 [ 616.066904][ T44] ? rwsem_try_write_lock+0xd4/0x6f0 [ 616.067058][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.067212][ T44] ? schedule+0x1ee/0x270 [ 616.067331][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.067496][ T44] schedule+0xe2/0x270 [ 616.067626][ T44] schedule_preempt_disabled+0x18/0x30 [ 616.067779][ T44] rwsem_down_write_slowpath+0x3b3/0xb20 [ 616.067935][ T44] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 616.068122][ T44] ? kernel_text_address+0xce/0xe0 [ 616.068279][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.068431][ T44] ? lock_acquire+0x10c/0x170 [ 616.068596][ T44] ? start_creating.part.0+0x96/0x310 [ 616.068759][ T44] down_write+0x1da/0x210 [ 616.068880][ T44] ? __pfx_down_write+0x10/0x10 [ 616.069033][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 616.069187][ T44] ? _raw_spin_unlock+0x2d/0x50 [ 616.069342][ T44] start_creating.part.0+0x96/0x310 [ 616.069503][ T44] __debugfs_create_file+0x84/0x5b0 [ 616.069664][ T44] debugfs_create_file_full+0x1a/0x20 [ 616.069822][ T44] ref_tracker_dir_debugfs.part.0+0x108/0x150 [ 616.070011][ T44] ? __pfx_ref_tracker_dir_debugfs.part.0+0x10/0x10 [ 616.070201][ T44] ? do_raw_spin_lock+0x130/0x270 [ 616.070356][ T44] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 616.070515][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.070674][ T44] ? rcu_is_watching+0x12/0xc0 [ 616.070825][ T44] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 616.071028][ T44] ? lockdep_init_map_type+0x4b/0x280 [ 616.071181][ T44] ? __raw_spin_lock_init+0x3f/0x110 [ 616.071336][ T44] preinit_net+0x2ed/0x9d0 [ 616.071497][ T44] copy_net_ns+0x1b2/0x4b0 [ 616.071665][ T44] create_new_namespaces+0x35f/0x900 [ 616.071821][ T44] unshare_nsproxy_namespaces+0x8a/0x1b0 [ 616.071981][ T44] ? handle_mm_fault+0x200/0x420 [ 616.072137][ T44] ksys_unshare+0x2c2/0x6e0 [ 616.072291][ T44] ? __pfx_ksys_unshare+0x10/0x10 [ 616.072466][ T44] ? exc_page_fault+0x5d/0xc0 [ 616.072632][ T44] ? trace_lock_release+0x2a/0xd0 [ 616.072787][ T44] ? lock_release+0x13/0xc0 [ 616.072939][ T44] ? do_user_addr_fault+0x959/0xe00 [ 616.073097][ T44] __x64_sys_unshare+0x31/0x40 [ 616.073257][ T44] do_syscall_64+0xc1/0x380 [ 616.073413][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 616.073607][ T44] RIP: 0033:0x7f835602693b [ 616.073771][ T44] RSP: 002b:00007ffe69e64558 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 616.073993][ T44] RAX: ffffffffffffffda RBX: 00007ffe69e64590 RCX: 00007f835602693b [ 616.074217][ T44] RDX: 0000000000000000 RSI: 00007ffe69e64590 RDI: 0000000040000000 [ 616.074443][ T44] RBP: 00007f8355fe3000 R08: 0000000000000000 R09: 0000000000000000 [ 616.074680][ T44] R10: 00007f8355ffbf18 R11: 0000000000000202 R12: 0000000000000001 [ 616.074903][ T44] R13: 00007ffe69e64590 R14: 00007f8355fe3000 R15: 00000000004082a0 [ 616.075129][ T44] [ 616.075247][ T44] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 616.075506][ T44] INFO: lockdep is turned off. [ 666.337494][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 666.337901][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 666.338181][ C3] rcu: (detected by 3, t=416032 jiffies, g=145957, q=7990 ncpus=4) [ 666.338453][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 666.338899][ C3] Call Trace: [ 744.342494][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 744.342898][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 744.343178][ C1] rcu: (detected by 1, t=494037 jiffies, g=145957, q=8019 ncpus=4) [ 744.343463][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 744.343895][ C1] Call Trace: [ 822.348493][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 822.348906][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 822.349185][ C1] rcu: (detected by 1, t=572043 jiffies, g=145957, q=8048 ncpus=4) [ 822.349468][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 822.349893][ C1] Call Trace: [ 900.354495][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 900.354922][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 900.355186][ C2] rcu: (detected by 2, t=650049 jiffies, g=145957, q=8077 ncpus=4) [ 900.355465][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 900.355867][ C2] Call Trace: [ 978.360494][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 978.360935][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 978.361236][ C0] rcu: (detected by 0, t=728055 jiffies, g=145957, q=8106 ncpus=4) [ 978.361518][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 978.361953][ C0] Call Trace: [ 1056.366492][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1056.366843][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1056.367166][ C2] rcu: (detected by 2, t=806061 jiffies, g=145957, q=8135 ncpus=4) [ 1056.367456][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1056.367909][ C2] Call Trace: [ 1134.372509][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1134.373042][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1134.373504][ C3] rcu: (detected by 3, t=884067 jiffies, g=145957, q=8164 ncpus=4) [ 1134.373910][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1134.374563][ C3] Call Trace: [ 1212.377504][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1212.378035][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1212.378431][ C3] rcu: (detected by 3, t=962072 jiffies, g=145957, q=8193 ncpus=4) [ 1212.378834][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1212.379497][ C3] Call Trace: [ 1290.382493][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1290.382891][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1290.383166][ C2] rcu: (detected by 2, t=1040077 jiffies, g=145957, q=8222 ncpus=4) [ 1290.383432][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1290.383870][ C2] Call Trace: [ 1317.418633][ T70] kmemleak: 881 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1368.388493][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1368.388908][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1368.389225][ C0] rcu: (detected by 0, t=1118083 jiffies, g=145957, q=8258 ncpus=4) [ 1368.389518][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1368.389974][ C0] Call Trace: [ 1446.394493][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1446.394907][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1446.395196][ C0] rcu: (detected by 0, t=1196089 jiffies, g=145957, q=8287 ncpus=4) [ 1446.395524][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1446.395981][ C0] Call Trace: [ 1524.400492][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1524.400877][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1524.401160][ C2] rcu: (detected by 2, t=1274095 jiffies, g=145957, q=8316 ncpus=4) [ 1524.401436][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1524.401866][ C2] Call Trace: [ 1602.406493][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1602.406892][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1602.407166][ C1] rcu: (detected by 1, t=1352101 jiffies, g=145957, q=8345 ncpus=4) [ 1602.407430][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1602.407832][ C1] Call Trace: [ 1680.412493][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1680.412891][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1680.413177][ C2] rcu: (detected by 2, t=1430107 jiffies, g=145957, q=8374 ncpus=4) [ 1680.413445][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1680.413868][ C2] Call Trace: [ 1758.418493][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1758.418887][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1758.419156][ C2] rcu: (detected by 2, t=1508113 jiffies, g=145957, q=8403 ncpus=4) [ 1758.419405][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1758.419802][ C2] Call Trace: [ 1836.424493][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1836.424883][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1836.425156][ C1] rcu: (detected by 1, t=1586119 jiffies, g=145957, q=8432 ncpus=4) [ 1836.425405][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1836.425804][ C1] Call Trace: [ 1914.430494][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1914.430897][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1914.431154][ C2] rcu: (detected by 2, t=1664125 jiffies, g=145957, q=8461 ncpus=4) [ 1914.431402][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1914.431808][ C2] Call Trace: [ 1992.436495][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1992.436894][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 1992.437154][ C3] rcu: (detected by 3, t=1742131 jiffies, g=145957, q=8490 ncpus=4) [ 1992.437404][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 1992.437799][ C3] Call Trace: [ 2070.441494][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2070.441854][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2070.442142][ C0] rcu: (detected by 0, t=1820136 jiffies, g=145957, q=8519 ncpus=4) [ 2070.442431][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2070.442862][ C0] Call Trace: [ 2148.447493][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2148.447905][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2148.448162][ C2] rcu: (detected by 2, t=1898142 jiffies, g=145957, q=8548 ncpus=4) [ 2148.448421][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2148.448820][ C2] Call Trace: [ 2226.453577][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2226.454501][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2226.454990][ C0] rcu: (detected by 0, t=1976149 jiffies, g=145957, q=8577 ncpus=4) [ 2226.455273][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2226.455733][ C0] Call Trace: [ 2304.460494][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2304.460888][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2304.461160][ C3] rcu: (detected by 3, t=2054155 jiffies, g=145957, q=8606 ncpus=4) [ 2304.461425][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2304.461866][ C3] Call Trace: [ 2382.465493][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2382.465818][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2382.466093][ C3] rcu: (detected by 3, t=2132160 jiffies, g=145957, q=8635 ncpus=4) [ 2382.466364][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2382.466804][ C3] Call Trace: [ 2460.470493][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2460.470893][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2460.471175][ C1] rcu: (detected by 1, t=2210165 jiffies, g=145957, q=8664 ncpus=4) [ 2460.471463][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2460.471900][ C1] Call Trace: [ 2538.476568][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2538.477054][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2538.477419][ C3] rcu: (detected by 3, t=2288171 jiffies, g=145957, q=8693 ncpus=4) [ 2538.477763][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2538.478255][ C3] Call Trace: [ 2616.481494][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2616.481887][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2616.482149][ C3] rcu: (detected by 3, t=2366176 jiffies, g=145957, q=8722 ncpus=4) [ 2616.482412][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2616.482820][ C3] Call Trace: [ 2694.486494][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2694.486901][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2694.487174][ C3] rcu: (detected by 3, t=2444181 jiffies, g=145957, q=8751 ncpus=4) [ 2694.487426][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2694.487832][ C3] Call Trace: [ 2772.491494][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2772.491896][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2772.492170][ C2] rcu: (detected by 2, t=2522186 jiffies, g=145957, q=8780 ncpus=4) [ 2772.492424][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2772.492818][ C2] Call Trace: [ 2850.497579][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2850.497981][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2850.498278][ C2] rcu: (detected by 2, t=2600192 jiffies, g=145957, q=8809 ncpus=4) [ 2850.498525][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2850.498931][ C2] Call Trace: [ 2928.503578][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2928.504004][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 2928.504260][ C2] rcu: (detected by 2, t=2678198 jiffies, g=145957, q=8838 ncpus=4) [ 2928.504501][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 2928.504885][ C2] Call Trace: [ 3006.509493][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3006.509904][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3006.510154][ C2] rcu: (detected by 2, t=2756204 jiffies, g=145957, q=8867 ncpus=4) [ 3006.510414][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3006.510805][ C2] Call Trace: [ 3084.515494][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3084.515923][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3084.516172][ C2] rcu: (detected by 2, t=2834210 jiffies, g=145957, q=8896 ncpus=4) [ 3084.516414][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3084.516809][ C2] Call Trace: [ 3162.521587][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3162.522091][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3162.522389][ C1] rcu: (detected by 1, t=2912216 jiffies, g=145957, q=8925 ncpus=4) [ 3162.522674][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3162.523121][ C1] Call Trace: [ 3240.527578][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3240.528206][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3240.528499][ C0] rcu: (detected by 0, t=2990222 jiffies, g=145957, q=8954 ncpus=4) [ 3240.528826][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3240.529330][ C0] Call Trace: [ 3318.533615][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3318.534247][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3318.534664][ C3] rcu: (detected by 3, t=3068228 jiffies, g=145957, q=8983 ncpus=4) [ 3318.534965][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3318.535439][ C3] Call Trace: [ 3396.538578][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3396.539039][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3396.539338][ C2] rcu: (detected by 2, t=3146233 jiffies, g=145957, q=9012 ncpus=4) [ 3396.539638][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3396.540065][ C2] Call Trace: [ 3474.544503][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3474.544967][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3474.545268][ C0] rcu: (detected by 0, t=3224239 jiffies, g=145957, q=9041 ncpus=4) [ 3474.545583][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3474.546047][ C0] Call Trace: [ 3552.550545][ C2] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3552.551080][ C2] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3552.551505][ C2] rcu: (detected by 2, t=3302245 jiffies, g=145957, q=9070 ncpus=4) [ 3552.551919][ C2] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3552.552428][ C2] Call Trace: [ 3630.557612][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3630.558303][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3630.558717][ C1] rcu: (detected by 1, t=3380253 jiffies, g=145957, q=9099 ncpus=4) [ 3630.559002][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3630.559472][ C1] Call Trace: [ 3708.564514][ C3] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3708.565097][ C3] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3708.565500][ C3] rcu: (detected by 3, t=3458259 jiffies, g=145957, q=9128 ncpus=4) [ 3708.565907][ C3] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3708.566407][ C3] Call Trace: [ 3786.569505][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3786.570199][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3786.570541][ C1] rcu: (detected by 1, t=3536264 jiffies, g=145957, q=9157 ncpus=4) [ 3786.570830][ C1] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3786.571306][ C1] Call Trace: [ 3864.575591][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3864.576234][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3864.576643][ C0] rcu: (detected by 0, t=3614271 jiffies, g=145957, q=9186 ncpus=4) [ 3864.577009][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3864.577603][ C0] Call Trace: [ 3942.582594][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 3942.583379][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P2390/1:b..l [ 3942.583826][ C0] rcu: (detected by 0, t=3692278 jiffies, g=145957, q=9215 ncpus=4) [ 3942.584233][ C0] task:so_incoming_cpu state:D stack:28800 pid:2390 tgid:2390 ppid:1 task_flags:0x400140 flags:0x00004006 [ 3942.584757][ C0] Call Trace: HARD STOP (3697.277993) WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr