[ 89.796717][ C2] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:623 [ 89.797510][ C2] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1993, name: tc [ 89.797825][ C2] preempt_count: 100, expected: 0 [ 89.798003][ C2] RCU nest depth: 1, expected: 0 [ 89.798177][ C2] 3 locks held by tc/1993: [ 89.798353][ C2] #0: ff1100000ba76f78 (&mm->mmap_lock){++++}-{4:4}, at: vm_mmap_pgoff+0xf8/0x320 [ 89.798645][ C2] #1: ffffffffb4377d20 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x17e/0x1ea0 [ 89.798941][ C2] #2: ffffffffb4377c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 89.799225][ C2] Preemption disabled at: [ 89.799228][ C2] [] handle_softirqs+0xf7/0x940 [ 89.799579][ C2] CPU: 2 UID: 0 PID: 1993 Comm: tc Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 89.799584][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.799586][ C2] Call Trace: [ 89.799588][ C2] [ 89.799590][ C2] dump_stack_lvl+0x6f/0xa0 [ 89.799596][ C2] ? handle_softirqs+0xf7/0x940 [ 89.799598][ C2] __might_resched.cold+0x20d/0x2d6 [ 89.799602][ C2] ? arch_stack_walk+0xd7/0x130 [ 89.799606][ C2] ? perf_trace_sched_switch+0x7d0/0x7d0 [ 89.799609][ C2] ? __kasan_slab_alloc+0x60/0x70 [ 89.799612][ C2] ? __alloc_object+0x30/0x250 [ 89.799614][ C2] ? __create_object+0x30/0x110 [ 89.799615][ C2] ? __kmalloc_cache_noprof+0x463/0x620 [ 89.799620][ C2] __mutex_lock+0x118/0x2010 [ 89.799624][ C2] ? validate_chain+0x38b/0xc20 [ 89.799627][ C2] ? __tcf_chain_put+0x5f/0xb20 [ 89.799632][ C2] ? ww_mutex_lock+0x160/0x160 [ 89.799633][ C2] ? __lock_acquire+0x508/0xc10 [ 89.799638][ C2] ? __lock_release.isra.0+0x6b/0x1a0 [ 89.799642][ C2] ? __tcf_chain_put+0x5f/0xb20 [ 89.799644][ C2] __tcf_chain_put+0x5f/0xb20 [ 89.799646][ C2] ? free_percpu.part.0+0x5f7/0xc80 [ 89.799650][ C2] tcf_action_rcu_free+0x14f/0x1a0 [ 89.799653][ C2] ? rcu_do_batch+0x2b4/0x1020 [ 89.799654][ C2] rcu_do_batch+0x2b6/0x1020 [ 89.799659][ C2] ? trace_rcu_batch_end+0x330/0x330 [ 89.799663][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 89.799664][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 89.799667][ C2] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 89.799669][ C2] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 89.799672][ C2] rcu_core+0x2bf/0x640 [ 89.799675][ C2] handle_softirqs+0x1d8/0x940 [ 89.799676][ C2] ? find_held_lock+0x2b/0x80 [ 89.799684][ C2] ? __lock_release.isra.0+0x6b/0x1a0 [ 89.799686][ C2] ? _local_bh_enable+0xd0/0xd0 [ 89.799689][ C2] __irq_exit_rcu+0x103/0x1c0 [ 89.799691][ C2] irq_exit_rcu+0xe/0x30 [ 89.799693][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 89.799695][ C2] [ 89.799696][ C2] [ 89.799696][ C2] ? __lock_acquire+0x508/0xc10 [ 89.799698][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 89.799701][ C2] RIP: 0010:orc_find.part.0+0x1b5/0x3e0 [ 89.799703][ C2] Code: 01 00 00 89 c8 8b 14 95 0c 61 16 b5 48 8d 34 40 48 8d b4 36 74 42 e8 b4 83 c2 01 48 81 fe 0c 61 16 b5 0f 83 04 01 00 00 89 d7 <48> 8d 3c 7f 48 8d bc 3f 74 42 e8 b4 48 81 ff 0c 61 16 b5 0f 87 e9 [ 89.799705][ C2] RSP: 0018:ffa0000001d76f68 EFLAGS: 00000293 [ 89.799708][ C2] RAX: 000000000002a9ad RBX: ffffffffb18ced87 RCX: 000000000002a9ad [ 89.799709][ C2] RDX: 000000000002a9b4 RSI: ffffffffb4f83c82 RDI: 000000000002a9b4 [ 89.799710][ C2] RBP: 0000000000000001 R08: 0000000000000001 R09: ff11000010342e58 [ 89.799711][ C2] R10: 0000000000010ced R11: 000000000002c952 R12: ffa0000001d770f8 [ 89.799711][ C2] R13: ffa0000001d770a0 R14: ff11000010342340 R15: 0000000000000000 [ 89.799714][ C2] ? kmem_cache_free+0x367/0x560 [ 89.799720][ C2] ? rcu_is_watching+0x15/0xd0 [ 89.799722][ C2] unwind_next_frame+0x272/0x1ea0 [ 89.799724][ C2] ? kmem_cache_free+0x368/0x560 [ 89.799727][ C2] ? find_held_lock+0x2b/0x80 [ 89.799730][ C2] ? stack_access_ok+0x1e0/0x1e0 [ 89.799733][ C2] ? __unwind_start+0x432/0x910 [ 89.799735][ C2] ? write_profile+0xf0/0xf0 [ 89.799739][ C2] arch_stack_walk+0xd7/0x130 [ 89.799743][ C2] ? kmem_cache_free+0x368/0x560 [ 89.799747][ C2] stack_trace_save+0x93/0xc0 [ 89.799750][ C2] ? filter_irq_stacks+0xd0/0xd0 [ 89.799755][ C2] kasan_save_stack+0x2f/0x50 [ 89.799757][ C2] ? kasan_save_stack+0x2f/0x50 [ 89.799759][ C2] ? kasan_save_track+0x14/0x30 [ 89.799761][ C2] ? __kasan_slab_alloc+0x60/0x70 [ 89.799762][ C2] ? kmem_cache_alloc_noprof+0x221/0x5f0 [ 89.799764][ C2] ? __alloc_object+0x30/0x250 [ 89.799765][ C2] ? __create_object+0x30/0x110 [ 89.799766][ C2] ? __kmalloc_cache_noprof+0x463/0x620 [ 89.799768][ C2] ? kmem_cache_free+0x368/0x560 [ 89.799782][ C2] kasan_save_track+0x14/0x30 [ 89.799784][ C2] __kasan_slab_alloc+0x60/0x70 [ 89.799787][ C2] kmem_cache_alloc_noprof+0x221/0x5f0 [ 89.799791][ C2] __alloc_object+0x30/0x250 [ 89.799793][ C2] __create_object+0x30/0x110 [ 89.799795][ C2] __kmalloc_cache_noprof+0x463/0x620 [ 89.799799][ C2] ? vms_complete_munmap_vmas+0x679/0xe60 [ 89.799802][ C2] kmem_cache_free+0x368/0x560 [ 89.799804][ C2] ? fput+0x1f/0xa0 [ 89.799807][ C2] vms_complete_munmap_vmas+0x679/0xe60 [ 89.799811][ C2] ? __mmap_new_vma+0xc55/0x11b0 [ 89.799812][ C2] ? perf_event_mmap+0xc7/0x4f0 [ 89.799816][ C2] ? __mmap_new_vma+0x11b0/0x11b0 [ 89.799821][ C2] ? vma_set_page_prot+0xa4/0x120 [ 89.799826][ C2] __mmap_region+0x749/0xc70 [ 89.799828][ C2] ? vma_merge_new_range+0xb30/0xb30 [ 89.799830][ C2] ? filemap_get_pages+0x678/0xc80 [ 89.799836][ C2] ? mark_usage+0x61/0x170 [ 89.799839][ C2] ? copy_page_to_iter+0x139/0x290 [ 89.799843][ C2] ? folio_mark_accessed+0x15e/0x9c0 [ 89.799857][ C2] ? mas_prev+0xae/0xc0 [ 89.799871][ C2] ? vm_unmapped_area+0x181/0x1f0 [ 89.799874][ C2] ? arch_get_unmapped_area_topdown+0xfa/0x870 [ 89.799879][ C2] mmap_region+0x26d/0x490 [ 89.799882][ C2] ? mm_take_all_locks+0xa50/0xa50 [ 89.799883][ C2] ? __might_fault+0x97/0x140 [ 89.799888][ C2] ? __get_unmapped_area+0x190/0x2c0 [ 89.799891][ C2] ? ovl_file_end_write+0x70/0x70 [ 89.799894][ C2] do_mmap+0x9cc/0xf80 [ 89.799898][ C2] ? __ia32_sys_brk+0x50/0x50 [ 89.799900][ C2] ? down_write_killable+0xcd/0x260 [ 89.799902][ C2] ? down_write+0x1f0/0x1f0 [ 89.799906][ C2] vm_mmap_pgoff+0x16c/0x320 [ 89.799910][ C2] ? randomize_page+0x80/0x80 [ 89.799914][ C2] ? __fget_files+0x1e3/0x460 [ 89.799919][ C2] ksys_mmap_pgoff+0x1ed/0x560 [ 89.799921][ C2] ? rcu_is_watching+0x15/0xd0 [ 89.799924][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 89.799926][ C2] ? do_syscall_64+0x82/0x590 [ 89.799927][ C2] do_syscall_64+0x117/0x590 [ 89.799928][ C2] ? trace_hardirqs_off+0xd/0x30 [ 89.799932][ C2] ? exc_page_fault+0xee/0x100 [ 89.799934][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 89.799936][ C2] RIP: 0033:0x7fdcb86ef85c [ 89.799939][ C2] Code: 1e fa 41 f7 c1 ff 0f 00 00 75 33 55 48 89 e5 41 54 41 89 cc 53 48 89 fb 48 85 ff 74 51 45 89 e2 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 24 5b 41 5c 5d c3 0f 1f 80 00 00 00 00 c7 05 [ 89.799940][ C2] RSP: 002b:00007ffe2f282900 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 89.799942][ C2] RAX: ffffffffffffffda RBX: 00007fdcb86b9000 RCX: 00007fdcb86ef85c [ 89.799943][ C2] RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00007fdcb86b9000 [ 89.799944][ C2] RBP: 00007ffe2f282910 R08: 0000000000000005 R09: 000000000002f000 [ 89.799944][ C2] R10: 0000000000000812 R11: 0000000000000206 R12: 0000000000000812 [ 89.799945][ C2] R13: 00007ffe2f282990 R14: 00007ffe2f282dc0 R15: 000000000002e954 [ 89.799951][ C2] [ 89.818431][ C2] [ 89.818498][ C2] ============================= [ 89.818577][ C2] [ BUG: Invalid wait context ] [ 89.818655][ C2] 7.1.0-rc5-virtme #1 Tainted: G W [ 89.818755][ C2] ----------------------------- [ 89.818832][ C2] tc/1993 is trying to lock: [ 89.818910][ C2] ff1100000e6150b0 (&block->lock){+.+.}-{4:4}, at: __tcf_chain_put+0x5f/0xb20 [ 89.819051][ C2] other info that might help us debug this: [ 89.819146][ C2] context-{3:3} [ 89.819204][ C2] 3 locks held by tc/1993: [ 89.819283][ C2] #0: ff1100000ba76f78 (&mm->mmap_lock){++++}-{4:4}, at: vm_mmap_pgoff+0xf8/0x320 [ 89.819420][ C2] #1: ffffffffb4377d20 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x17e/0x1ea0 [ 89.819559][ C2] #2: ffffffffb4377c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 89.819694][ C2] stack backtrace: [ 89.819754][ C2] CPU: 2 UID: 0 PID: 1993 Comm: tc Tainted: G W 7.1.0-rc5-virtme #1 PREEMPT(full) [ 89.819757][ C2] Tainted: [W]=WARN [ 89.819758][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 89.819759][ C2] Call Trace: [ 89.819760][ C2] [ 89.819761][ C2] dump_stack_lvl+0x6f/0xa0 [ 89.819764][ C2] __lock_acquire.cold+0x3a/0x66 [ 89.819767][ C2] ? dump_stack_lvl+0x86/0xa0 [ 89.819769][ C2] lock_acquire.part.0+0xbc/0x260 [ 89.819771][ C2] ? __tcf_chain_put+0x5f/0xb20 [ 89.819773][ C2] ? rcu_is_watching+0x15/0xd0 [ 89.819775][ C2] ? lock_acquire+0x134/0x160 [ 89.819777][ C2] __mutex_lock+0x1ae/0x2010 [ 89.819779][ C2] ? __tcf_chain_put+0x5f/0xb20 [ 89.819781][ C2] ? __tcf_chain_put+0x5f/0xb20 [ 89.819783][ C2] ? ww_mutex_lock+0x160/0x160 [ 89.819784][ C2] ? __lock_acquire+0x508/0xc10 [ 89.819786][ C2] ? __lock_release.isra.0+0x6b/0x1a0 [ 89.819788][ C2] ? __tcf_chain_put+0x5f/0xb20 [ 89.819790][ C2] __tcf_chain_put+0x5f/0xb20 [ 89.819791][ C2] ? free_percpu.part.0+0x5f7/0xc80 [ 89.819794][ C2] tcf_action_rcu_free+0x14f/0x1a0 [ 89.819795][ C2] ? rcu_do_batch+0x2b4/0x1020 [ 89.819797][ C2] rcu_do_batch+0x2b6/0x1020 [ 89.819799][ C2] ? trace_rcu_batch_end+0x330/0x330 [ 89.819801][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 89.819803][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 89.819805][ C2] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 89.819806][ C2] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 89.819808][ C2] rcu_core+0x2bf/0x640 [ 89.819810][ C2] handle_softirqs+0x1d8/0x940 [ 89.819812][ C2] ? find_held_lock+0x2b/0x80 [ 89.819814][ C2] ? __lock_release.isra.0+0x6b/0x1a0 [ 89.819816][ C2] ? _local_bh_enable+0xd0/0xd0 [ 89.819818][ C2] __irq_exit_rcu+0x103/0x1c0 [ 89.819819][ C2] irq_exit_rcu+0xe/0x30 [ 89.819820][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 89.819822][ C2] [ 89.819823][ C2] [ 89.819823][ C2] ? __lock_acquire+0x508/0xc10 [ 89.819825][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 89.819826][ C2] RIP: 0010:orc_find.part.0+0x1b5/0x3e0 [ 89.819828][ C2] Code: 01 00 00 89 c8 8b 14 95 0c 61 16 b5 48 8d 34 40 48 8d b4 36 74 42 e8 b4 83 c2 01 48 81 fe 0c 61 16 b5 0f 83 04 01 00 00 89 d7 <48> 8d 3c 7f 48 8d bc 3f 74 42 e8 b4 48 81 ff 0c 61 16 b5 0f 87 e9 [ 89.819829][ C2] RSP: 0018:ffa0000001d76f68 EFLAGS: 00000293 [ 89.819831][ C2] RAX: 000000000002a9ad RBX: ffffffffb18ced87 RCX: 000000000002a9ad [ 89.819832][ C2] RDX: 000000000002a9b4 RSI: ffffffffb4f83c82 RDI: 000000000002a9b4 [ 89.819833][ C2] RBP: 0000000000000001 R08: 0000000000000001 R09: ff11000010342e58 [ 89.819834][ C2] R10: 0000000000010ced R11: 000000000002c952 R12: ffa0000001d770f8 [ 89.819834][ C2] R13: ffa0000001d770a0 R14: ff11000010342340 R15: 0000000000000000 [ 89.819836][ C2] ? kmem_cache_free+0x367/0x560 [ 89.819839][ C2] ? rcu_is_watching+0x15/0xd0 [ 89.819841][ C2] unwind_next_frame+0x272/0x1ea0 [ 89.819842][ C2] ? kmem_cache_free+0x368/0x560 [ 89.819844][ C2] ? find_held_lock+0x2b/0x80 [ 89.819846][ C2] ? stack_access_ok+0x1e0/0x1e0 [ 89.819848][ C2] ? __unwind_start+0x432/0x910 [ 89.819849][ C2] ? write_profile+0xf0/0xf0 [ 89.819851][ C2] arch_stack_walk+0xd7/0x130 [ 89.819854][ C2] ? kmem_cache_free+0x368/0x560 [ 89.819856][ C2] stack_trace_save+0x93/0xc0 [ 89.819858][ C2] ? filter_irq_stacks+0xd0/0xd0 [ 89.819861][ C2] kasan_save_stack+0x2f/0x50 [ 89.819863][ C2] ? kasan_save_stack+0x2f/0x50 [ 89.819865][ C2] ? kasan_save_track+0x14/0x30 [ 89.819866][ C2] ? __kasan_slab_alloc+0x60/0x70 [ 89.819868][ C2] ? kmem_cache_alloc_noprof+0x221/0x5f0 [ 89.819869][ C2] ? __alloc_object+0x30/0x250 [ 89.819870][ C2] ? __create_object+0x30/0x110 [ 89.819871][ C2] ? __kmalloc_cache_noprof+0x463/0x620 [ 89.819873][ C2] ? kmem_cache_free+0x368/0x560 [ 89.819878][ C2] kasan_save_track+0x14/0x30 [ 89.819880][ C2] __kasan_slab_alloc+0x60/0x70 [ 89.819881][ C2] kmem_cache_alloc_noprof+0x221/0x5f0 [ 89.819884][ C2] __alloc_object+0x30/0x250 [ 89.819885][ C2] __create_object+0x30/0x110 [ 89.819887][ C2] __kmalloc_cache_noprof+0x463/0x620 [ 89.819889][ C2] ? vms_complete_munmap_vmas+0x679/0xe60 [ 89.819891][ C2] kmem_cache_free+0x368/0x560 [ 89.819892][ C2] ? fput+0x1f/0xa0 [ 89.819894][ C2] vms_complete_munmap_vmas+0x679/0xe60 [ 89.819896][ C2] ? __mmap_new_vma+0xc55/0x11b0 [ 89.819897][ C2] ? perf_event_mmap+0xc7/0x4f0 [ 89.819900][ C2] ? __mmap_new_vma+0x11b0/0x11b0 [ 89.819902][ C2] ? vma_set_page_prot+0xa4/0x120 [ 89.819905][ C2] __mmap_region+0x749/0xc70 [ 89.819906][ C2] ? vma_merge_new_range+0xb30/0xb30 [ 89.819907][ C2] ? filemap_get_pages+0x678/0xc80 [ 89.819910][ C2] ? mark_usage+0x61/0x170 [ 89.819912][ C2] ? copy_page_to_iter+0x139/0x290 [ 89.819914][ C2] ? folio_mark_accessed+0x15e/0x9c0 [ 89.819919][ C2] ? mas_prev+0xae/0xc0 [ 89.819924][ C2] ? vm_unmapped_area+0x181/0x1f0 [ 89.819926][ C2] ? arch_get_unmapped_area_topdown+0xfa/0x870 [ 89.819929][ C2] mmap_region+0x26d/0x490 [ 89.819930][ C2] ? mm_take_all_locks+0xa50/0xa50 [ 89.819932][ C2] ? __might_fault+0x97/0x140 [ 89.819934][ C2] ? __get_unmapped_area+0x190/0x2c0 [ 89.819936][ C2] ? ovl_file_end_write+0x70/0x70 [ 89.819938][ C2] do_mmap+0x9cc/0xf80 [ 89.819940][ C2] ? __ia32_sys_brk+0x50/0x50 [ 89.819942][ C2] ? down_write_killable+0xcd/0x260 [ 89.819943][ C2] ? down_write+0x1f0/0x1f0 [ 89.819945][ C2] vm_mmap_pgoff+0x16c/0x320 [ 89.819947][ C2] ? randomize_page+0x80/0x80 [ 89.819949][ C2] ? __fget_files+0x1e3/0x460 [ 89.819952][ C2] ksys_mmap_pgoff+0x1ed/0x560 [ 89.819953][ C2] ? rcu_is_watching+0x15/0xd0 [ 89.819955][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 89.819957][ C2] ? do_syscall_64+0x82/0x590 [ 89.819958][ C2] do_syscall_64+0x117/0x590 [ 89.819959][ C2] ? trace_hardirqs_off+0xd/0x30 [ 89.819961][ C2] ? exc_page_fault+0xee/0x100 [ 89.819963][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 89.819964][ C2] RIP: 0033:0x7fdcb86ef85c [ 89.819966][ C2] Code: 1e fa 41 f7 c1 ff 0f 00 00 75 33 55 48 89 e5 41 54 41 89 cc 53 48 89 fb 48 85 ff 74 51 45 89 e2 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 24 5b 41 5c 5d c3 0f 1f 80 00 00 00 00 c7 05 [ 89.819967][ C2] RSP: 002b:00007ffe2f282900 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 89.819968][ C2] RAX: ffffffffffffffda RBX: 00007fdcb86b9000 RCX: 00007fdcb86ef85c [ 89.819969][ C2] RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00007fdcb86b9000 [ 89.819970][ C2] RBP: 00007ffe2f282910 R08: 0000000000000005 R09: 000000000002f000 [ 89.819971][ C2] R10: 0000000000000812 R11: 0000000000000206 R12: 0000000000000812 [ 89.819971][ C2] R13: 00007ffe2f282990 R14: 00007ffe2f282dc0 R15: 000000000002e954 [ 89.819974][ C2]