[ 16.556170][ C3] [ 16.556337][ C3] ================================ [ 16.556576][ C3] WARNING: inconsistent lock state [ 16.556807][ C3] 6.15.0-virtme #1 Not tainted [ 16.557041][ C3] -------------------------------- [ 16.557271][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 16.557561][ C3] unshare/259 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 16.557851][ C3] ffffffff903c5af8 (pin_fs_lock){+.?.}-{3:3}, at: simple_pin_fs+0x24/0x150 [ 16.558272][ C3] {SOFTIRQ-ON-W} state was registered at: [ 16.558504][ C3] __lock_acquire+0x20b/0x7e0 [ 16.558745][ C3] lock_acquire.part.0+0xb6/0x240 [ 16.558983][ C3] _raw_spin_lock+0x33/0x40 [ 16.559224][ C3] simple_pin_fs+0x24/0x150 [ 16.559461][ C3] start_creating.part.0+0x52/0x310 [ 16.559694][ C3] debugfs_create_dir+0x6a/0x540 [ 16.559933][ C3] component_debug_init+0x17/0x30 [ 16.560173][ C3] do_one_initcall+0x8f/0x1e0 [ 16.560409][ C3] do_initcalls+0x176/0x280 [ 16.560643][ C3] kernel_init_freeable+0x22d/0x300 [ 16.560881][ C3] kernel_init+0x20/0x200 [ 16.561116][ C3] ret_from_fork+0x240/0x320 [ 16.561351][ C3] ret_from_fork_asm+0x1a/0x30 [ 16.561585][ C3] irq event stamp: 6202 [ 16.561763][ C3] hardirqs last enabled at (6202): [] _raw_spin_unlock_irqrestore+0x5d/0x80 [ 16.562226][ C3] hardirqs last disabled at (6201): [] _raw_spin_lock_irqsave+0x5b/0x60 [ 16.562636][ C3] softirqs last enabled at (5262): [] handle_softirqs+0x358/0x620 [ 16.563047][ C3] softirqs last disabled at (5647): [] __irq_exit_rcu+0xfa/0x160 [ 16.563456][ C3] [ 16.563456][ C3] other info that might help us debug this: [ 16.563806][ C3] Possible unsafe locking scenario: [ 16.563806][ C3] [ 16.564152][ C3] CPU0 [ 16.564327][ C3] ---- [ 16.564508][ C3] lock(pin_fs_lock); [ 16.564684][ C3] [ 16.564860][ C3] lock(pin_fs_lock); [ 16.565049][ C3] [ 16.565049][ C3] *** DEADLOCK *** [ 16.565049][ C3] [ 16.565396][ C3] 3 locks held by unshare/259: [ 16.565632][ C3] #0: ffff8880016a6890 (mapping.invalidate_lock){.+.+}-{4:4}, at: page_cache_ra_unbounded+0x132/0x5e0 [ 16.566113][ C3] #1: ffff8880095551c8 (&fc->bg_lock){+.+.}-{3:3}, at: fuse_request_queue_background+0x2eb/0x620 [ 16.566591][ C3] #2: ffffffff901774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x2e4/0xf20 [ 16.567018][ C3] [ 16.567018][ C3] stack backtrace: [ 16.567317][ C3] CPU: 3 UID: 0 PID: 259 Comm: unshare Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 16.567322][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.567325][ C3] Call Trace: [ 16.567327][ C3] [ 16.567329][ C3] dump_stack_lvl+0x82/0xd0 [ 16.567335][ C3] print_usage_bug.part.0+0x25f/0x360 [ 16.567340][ C3] mark_lock_irq+0x343/0x400 [ 16.567344][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 16.567349][ C3] ? save_trace+0x52/0x170 [ 16.567355][ C3] mark_lock+0x174/0x2f0 [ 16.567358][ C3] mark_usage+0x46/0x150 [ 16.567361][ C3] __lock_acquire+0x20b/0x7e0 [ 16.567365][ C3] ? __lock_acquire+0x44d/0x7e0 [ 16.567369][ C3] lock_acquire.part.0+0xb6/0x240 [ 16.567372][ C3] ? simple_pin_fs+0x24/0x150 [ 16.567376][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.567380][ C3] ? lock_acquire+0x10c/0x170 [ 16.567383][ C3] ? simple_pin_fs+0x24/0x150 [ 16.567388][ C3] _raw_spin_lock+0x33/0x40 [ 16.567391][ C3] ? simple_pin_fs+0x24/0x150 [ 16.567395][ C3] simple_pin_fs+0x24/0x150 [ 16.567399][ C3] debugfs_remove+0x35/0x70 [ 16.567402][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 16.567407][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 16.567411][ C3] ? __sk_destruct+0x383/0x780 [ 16.567416][ C3] ? rcu_do_batch+0x34c/0xf20 [ 16.567419][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 16.567422][ C3] ? irq_exit_rcu+0xe/0x30 [ 16.567425][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.567429][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.567433][ C3] ? lock_release+0x91/0xc0 [ 16.567435][ C3] ? unwind_next_frame+0x4f3/0x1e10 [ 16.567438][ C3] ? arch_stack_walk+0x8b/0xf0 [ 16.567443][ C3] ? stack_trace_save+0x93/0xd0 [ 16.567445][ C3] ? kasan_save_stack+0x24/0x50 [ 16.567450][ C3] ? kasan_save_track+0x14/0x30 [ 16.567453][ C3] ? kasan_save_free_info+0x3b/0x60 [ 16.567456][ C3] ? __kasan_slab_free+0x38/0x50 [ 16.567461][ C3] __put_net+0x19/0x60 [ 16.567465][ C3] __sk_destruct+0x58a/0x780 [ 16.567469][ C3] ? rcu_do_batch+0x34a/0xf20 [ 16.567472][ C3] rcu_do_batch+0x34c/0xf20 [ 16.567475][ C3] ? find_held_lock+0x2b/0x80 [ 16.567479][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 16.567482][ C3] ? mark_held_locks+0x49/0x80 [ 16.567485][ C3] ? note_gp_changes+0x182/0x1e0 [ 16.567488][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.567492][ C3] rcu_core+0x2bb/0x500 [ 16.567496][ C3] handle_softirqs+0x218/0x620 [ 16.567501][ C3] __irq_exit_rcu+0xfa/0x160 [ 16.567504][ C3] irq_exit_rcu+0xe/0x30 [ 16.567507][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.567510][ C3] [ 16.567511][ C3] [ 16.567513][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.567516][ C3] RIP: 0010:lock_release+0x91/0xc0 [ 16.567520][ C3] Code: c7 0a 89 c7 8f e8 bf d9 7a 02 b8 ff ff ff ff 65 0f c1 05 42 8e 14 05 83 f8 01 75 16 9c 58 f6 c4 02 75 2c 80 e7 02 74 01 fb 5b <5d> 41 5c e9 97 15 7d 02 90 0f 0b 90 48 c7 c7 e4 f4 c8 8f e8 87 d9 [ 16.567522][ C3] RSP: 0000:ffffc90000ad6ec0 EFLAGS: 00000202 [ 16.567526][ C3] RAX: 0000000000000046 RBX: 1ffff9200015ade4 RCX: ffffc90000ad6e84 [ 16.567528][ C3] RDX: 0000000000000002 RSI: ffffffff8fc7890a RDI: ffffffff8f453be0 [ 16.567529][ C3] RBP: ffffffff901775e0 R08: 0000000000000000 R09: ffffc90000ad7019 [ 16.567531][ C3] R10: 0000000000000000 R11: ffffc90000ad7018 R12: ffffffff8c812a2e [ 16.567533][ C3] R13: ffffc90000ad6fd8 R14: ffffc90000ad0000 R15: ffffc90000ad78c8 [ 16.567535][ C3] ? unwind_next_frame+0x4ee/0x1e10 [ 16.567541][ C3] unwind_next_frame+0x4f3/0x1e10 [ 16.567544][ C3] ? fuse_readahead+0x72d/0xa50 [ 16.567550][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 16.567554][ C3] ? fuse_readahead+0x72d/0xa50 [ 16.567557][ C3] ? kernel_text_address+0x17/0xe0 [ 16.567561][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 16.567565][ C3] arch_stack_walk+0x8b/0xf0 [ 16.567570][ C3] ? read_pages+0x187/0xab0 [ 16.567574][ C3] stack_trace_save+0x93/0xd0 [ 16.567577][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 16.567579][ C3] ? validate_chain+0x166/0x4d0 [ 16.567584][ C3] kasan_save_stack+0x24/0x50 [ 16.567586][ C3] ? kasan_save_stack+0x24/0x50 [ 16.567589][ C3] ? kasan_save_track+0x14/0x30 [ 16.567592][ C3] ? kasan_save_free_info+0x3b/0x60 [ 16.567594][ C3] ? __kasan_slab_free+0x38/0x50 [ 16.567597][ C3] ? kfree+0x144/0x320 [ 16.567602][ C3] ? virtio_fs_enqueue_req+0x73c/0xfe0 [ 16.567606][ C3] ? virtio_fs_send_req+0x13a/0x710 [ 16.567610][ C3] ? flush_bg_queue+0x160/0x3d0 [ 16.567612][ C3] ? fuse_request_queue_background+0x476/0x620 [ 16.567616][ C3] ? fuse_simple_background+0x10a/0x180 [ 16.567618][ C3] ? fuse_send_readpages+0x593/0x940 [ 16.567622][ C3] ? fuse_readahead+0x72d/0xa50 [ 16.567625][ C3] ? find_held_lock+0x2b/0x80 [ 16.567630][ C3] ? mark_held_locks+0x49/0x80 [ 16.567633][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 16.567636][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.567639][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 16.567642][ C3] ? __debug_check_no_obj_freed+0x252/0x520 [ 16.567646][ C3] ? find_held_lock+0x2b/0x80 [ 16.567651][ C3] ? __pfx___debug_check_no_obj_freed+0x10/0x10 [ 16.567656][ C3] ? mark_held_locks+0x49/0x80 [ 16.567659][ C3] ? __call_rcu_common.constprop.0+0x2b1/0x610 [ 16.567662][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.567665][ C3] kasan_save_track+0x14/0x30 [ 16.567668][ C3] kasan_save_free_info+0x3b/0x60 [ 16.567671][ C3] __kasan_slab_free+0x38/0x50 [ 16.567674][ C3] kfree+0x144/0x320 [ 16.567677][ C3] ? virtio_fs_enqueue_req+0x73c/0xfe0 [ 16.567682][ C3] virtio_fs_enqueue_req+0x73c/0xfe0 [ 16.567688][ C3] ? __pfx_virtio_fs_enqueue_req+0x10/0x10 [ 16.567692][ C3] ? rcu_read_lock_any_held+0x43/0xb0 [ 16.567696][ C3] ? validate_chain+0x166/0x4d0 [ 16.567701][ C3] ? __lock_acquire+0x44d/0x7e0 [ 16.567705][ C3] ? find_held_lock+0x2b/0x80 [ 16.567709][ C3] ? fuse_get_unique+0x54/0x70 [ 16.567712][ C3] ? __lock_release+0x5d/0x170 [ 16.567716][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 16.567721][ C3] virtio_fs_send_req+0x13a/0x710 [ 16.567724][ C3] ? fuse_send_one+0xe1/0x180 [ 16.567728][ C3] flush_bg_queue+0x160/0x3d0 [ 16.567733][ C3] fuse_request_queue_background+0x476/0x620 [ 16.567738][ C3] fuse_simple_background+0x10a/0x180 [ 16.567741][ C3] fuse_send_readpages+0x593/0x940 [ 16.567746][ C3] fuse_readahead+0x72d/0xa50 [ 16.567753][ C3] ? __pfx_fuse_readahead+0x10/0x10 [ 16.567760][ C3] read_pages+0x187/0xab0 [ 16.567763][ C3] ? xa_load+0x112/0x230 [ 16.567768][ C3] ? __pfx_read_pages+0x10/0x10 [ 16.567770][ C3] ? xa_load+0x11c/0x230 [ 16.567777][ C3] page_cache_ra_unbounded+0x441/0x5e0 [ 16.567783][ C3] filemap_fault+0x7a5/0x1500 [ 16.567789][ C3] ? __pfx_filemap_map_pages+0x10/0x10 [ 16.567792][ C3] ? __pfx_filemap_fault+0x10/0x10 [ 16.567798][ C3] ? do_fault_around+0x2c6/0x4c0 [ 16.567803][ C3] __do_fault+0xed/0x3a0 [ 16.567807][ C3] do_pte_missing+0x67d/0xca0 [ 16.567810][ C3] ? rcu_read_unlock+0x18/0x70 [ 16.567813][ C3] handle_pte_fault+0x3e0/0x690 [ 16.567818][ C3] ? __pfx_handle_pte_fault+0x10/0x10 [ 16.567821][ C3] ? reacquire_held_locks+0xd1/0x200 [ 16.567824][ C3] ? do_user_addr_fault+0x461/0xe00 [ 16.567828][ C3] __handle_mm_fault+0x3fc/0x5e0 [ 16.567832][ C3] ? __pfx___handle_mm_fault+0x10/0x10 [ 16.567835][ C3] ? __lock_release+0xa8/0x170 [ 16.567842][ C3] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 16.567846][ C3] handle_mm_fault+0x200/0x420 [ 16.567850][ C3] ? __pfx_handle_mm_fault+0x10/0x10 [ 16.567853][ C3] ? exc_page_fault+0x5d/0xc0 [ 16.567857][ C3] ? __lock_release+0x5d/0x170 [ 16.567861][ C3] do_user_addr_fault+0x576/0xe00 [ 16.567865][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.567869][ C3] exc_page_fault+0x5d/0xc0 [ 16.567873][ C3] asm_exc_page_fault+0x26/0x30 [ 16.567875][ C3] RIP: 0033:0x7f46b931ba30 [ 16.567879][ C3] Code: 01 d1 4c 01 d7 4c 01 c9 48 39 f1 48 0f 45 f7 48 8b 0d 84 40 01 00 84 d2 48 8b 79 08 4a 8d 0c 27 48 0f 45 f9 48 39 c3 76 24 90 <48> 8b 10 4c 01 e2 83 78 08 08 0f 85 50 02 00 00 48 8b 48 10 48 83 [ 16.567881][ C3] RSP: 002b:00007ffd8a59b490 EFLAGS: 00010287 [ 16.567883][ C3] RAX: 00007f46b92fa000 RBX: 00007f46b92faab0 RCX: 00007f46b93250d0 [ 16.567885][ C3] RDX: 00007f46b932d390 RSI: 00007f46b92fab70 RDI: 00007f46b92f95b0 [ 16.567887][ C3] RBP: 00007ffd8a59b4f0 R08: 00007f46b92f9d78 R09: 0000000000000000 [ 16.567888][ C3] R10: 0000000000000060 R11: 00007f46b932eeb0 R12: 00007f46b92f9000 [ 16.567890][ C3] R13: 000000006fffff41 R14: 00000000effffef5 R15: 00007ffd8a59b500 [ 16.567895][ C3] [ 16.609923][ C3] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 16.610306][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 259, name: unshare [ 16.610841][ C3] preempt_count: 101, expected: 0 [ 16.611064][ C3] RCU nest depth: 1, expected: 0 [ 16.611284][ C3] INFO: lockdep is turned off. [ 16.611666][ C3] Preemption disabled at: [ 16.611668][ C3] [<0000000000000000>] 0x0 [ 16.612056][ C3] CPU: 3 UID: 0 PID: 259 Comm: unshare Not tainted 6.15.0-virtme #1 PREEMPT(full) [ 16.612061][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.612063][ C3] Call Trace: [ 16.612065][ C3] [ 16.612067][ C3] dump_stack_lvl+0xb0/0xd0 [ 16.612074][ C3] __might_resched+0x360/0x5a0 [ 16.612081][ C3] down_write+0x72/0x210 [ 16.612085][ C3] ? __pfx_down_write+0x10/0x10 [ 16.612088][ C3] ? simple_recursive_removal+0x33/0x610 [ 16.612092][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.612098][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 16.612103][ C3] simple_recursive_removal+0x6a/0x610 [ 16.612106][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 16.612109][ C3] ? __pfx_remove_one+0x10/0x10 [ 16.612115][ C3] debugfs_remove+0x44/0x70 [ 16.612118][ C3] ref_tracker_dir_exit+0xcf/0x740 [ 16.612124][ C3] ? __pfx_ref_tracker_free+0x10/0x10 [ 16.612127][ C3] ? __sk_destruct+0x383/0x780 [ 16.612133][ C3] ? rcu_do_batch+0x34c/0xf20 [ 16.612136][ C3] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 16.612139][ C3] ? irq_exit_rcu+0xe/0x30 [ 16.612144][ C3] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.612148][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.612152][ C3] ? lock_release+0x91/0xc0 [ 16.612155][ C3] ? unwind_next_frame+0x4f3/0x1e10 [ 16.612158][ C3] ? arch_stack_walk+0x8b/0xf0 [ 16.612163][ C3] ? stack_trace_save+0x93/0xd0 [ 16.612166][ C3] ? kasan_save_stack+0x24/0x50 [ 16.612170][ C3] ? kasan_save_track+0x14/0x30 [ 16.612173][ C3] ? kasan_save_free_info+0x3b/0x60 [ 16.612176][ C3] ? __kasan_slab_free+0x38/0x50 [ 16.612182][ C3] __put_net+0x19/0x60 [ 16.612186][ C3] __sk_destruct+0x58a/0x780 [ 16.612190][ C3] ? rcu_do_batch+0x34a/0xf20 [ 16.612192][ C3] rcu_do_batch+0x34c/0xf20 [ 16.612195][ C3] ? find_held_lock+0x2b/0x80 [ 16.612201][ C3] ? __pfx_rcu_do_batch+0x10/0x10 [ 16.612204][ C3] ? mark_held_locks+0x49/0x80 [ 16.612207][ C3] ? note_gp_changes+0x182/0x1e0 [ 16.612210][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.612214][ C3] rcu_core+0x2bb/0x500 [ 16.612218][ C3] handle_softirqs+0x218/0x620 [ 16.612224][ C3] __irq_exit_rcu+0xfa/0x160 [ 16.612227][ C3] irq_exit_rcu+0xe/0x30 [ 16.612229][ C3] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 16.612233][ C3] [ 16.612234][ C3] [ 16.612236][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.612238][ C3] RIP: 0010:lock_release+0x91/0xc0 [ 16.612242][ C3] Code: c7 0a 89 c7 8f e8 bf d9 7a 02 b8 ff ff ff ff 65 0f c1 05 42 8e 14 05 83 f8 01 75 16 9c 58 f6 c4 02 75 2c 80 e7 02 74 01 fb 5b <5d> 41 5c e9 97 15 7d 02 90 0f 0b 90 48 c7 c7 e4 f4 c8 8f e8 87 d9 [ 16.612244][ C3] RSP: 0000:ffffc90000ad6ec0 EFLAGS: 00000202 [ 16.612248][ C3] RAX: 0000000000000046 RBX: 1ffff9200015ade4 RCX: ffffc90000ad6e84 [ 16.612250][ C3] RDX: 0000000000000002 RSI: ffffffff8fc7890a RDI: ffffffff8f453be0 [ 16.612252][ C3] RBP: ffffffff901775e0 R08: 0000000000000000 R09: ffffc90000ad7019 [ 16.612253][ C3] R10: 0000000000000000 R11: ffffc90000ad7018 R12: ffffffff8c812a2e [ 16.612255][ C3] R13: ffffc90000ad6fd8 R14: ffffc90000ad0000 R15: ffffc90000ad78c8 [ 16.612257][ C3] ? unwind_next_frame+0x4ee/0x1e10 [ 16.612263][ C3] unwind_next_frame+0x4f3/0x1e10 [ 16.612266][ C3] ? fuse_readahead+0x72d/0xa50 [ 16.612272][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 16.612276][ C3] ? fuse_readahead+0x72d/0xa50 [ 16.612279][ C3] ? kernel_text_address+0x17/0xe0 [ 16.612282][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 16.612286][ C3] arch_stack_walk+0x8b/0xf0 [ 16.612291][ C3] ? read_pages+0x187/0xab0 [ 16.612296][ C3] stack_trace_save+0x93/0xd0 [ 16.612299][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 16.612302][ C3] ? validate_chain+0x166/0x4d0 [ 16.612306][ C3] kasan_save_stack+0x24/0x50 [ 16.612309][ C3] ? kasan_save_stack+0x24/0x50 [ 16.612311][ C3] ? kasan_save_track+0x14/0x30 [ 16.612316][ C3] ? kasan_save_free_info+0x3b/0x60 [ 16.612318][ C3] ? __kasan_slab_free+0x38/0x50 [ 16.612321][ C3] ? kfree+0x144/0x320 [ 16.612325][ C3] ? virtio_fs_enqueue_req+0x73c/0xfe0 [ 16.612330][ C3] ? virtio_fs_send_req+0x13a/0x710 [ 16.612333][ C3] ? flush_bg_queue+0x160/0x3d0 [ 16.612336][ C3] ? fuse_request_queue_background+0x476/0x620 [ 16.612339][ C3] ? fuse_simple_background+0x10a/0x180 [ 16.612342][ C3] ? fuse_send_readpages+0x593/0x940 [ 16.612345][ C3] ? fuse_readahead+0x72d/0xa50 [ 16.612349][ C3] ? find_held_lock+0x2b/0x80 [ 16.612353][ C3] ? mark_held_locks+0x49/0x80 [ 16.612356][ C3] ? _raw_spin_unlock_irqrestore+0x5d/0x80 [ 16.612360][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.612363][ C3] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 16.612366][ C3] ? __debug_check_no_obj_freed+0x252/0x520 [ 16.612370][ C3] ? find_held_lock+0x2b/0x80 [ 16.612375][ C3] ? __pfx___debug_check_no_obj_freed+0x10/0x10 [ 16.612379][ C3] ? mark_held_locks+0x49/0x80 [ 16.612382][ C3] ? __call_rcu_common.constprop.0+0x2b1/0x610 [ 16.612385][ C3] ? lockdep_hardirqs_on+0x7c/0x110 [ 16.612388][ C3] kasan_save_track+0x14/0x30 [ 16.612391][ C3] kasan_save_free_info+0x3b/0x60 [ 16.612393][ C3] __kasan_slab_free+0x38/0x50 [ 16.612397][ C3] kfree+0x144/0x320 [ 16.612400][ C3] ? virtio_fs_enqueue_req+0x73c/0xfe0 [ 16.612405][ C3] virtio_fs_enqueue_req+0x73c/0xfe0 [ 16.612411][ C3] ? __pfx_virtio_fs_enqueue_req+0x10/0x10 [ 16.612415][ C3] ? rcu_read_lock_any_held+0x43/0xb0 [ 16.612418][ C3] ? validate_chain+0x166/0x4d0 [ 16.612423][ C3] ? __lock_acquire+0x44d/0x7e0 [ 16.612428][ C3] ? find_held_lock+0x2b/0x80 [ 16.612431][ C3] ? fuse_get_unique+0x54/0x70 [ 16.612434][ C3] ? __lock_release+0x5d/0x170 [ 16.612438][ C3] ? do_raw_spin_unlock+0x58/0x220 [ 16.612442][ C3] virtio_fs_send_req+0x13a/0x710 [ 16.612446][ C3] ? fuse_send_one+0xe1/0x180 [ 16.612450][ C3] flush_bg_queue+0x160/0x3d0 [ 16.612455][ C3] fuse_request_queue_background+0x476/0x620 [ 16.612459][ C3] fuse_simple_background+0x10a/0x180 [ 16.612463][ C3] fuse_send_readpages+0x593/0x940 [ 16.612468][ C3] fuse_readahead+0x72d/0xa50 [ 16.612475][ C3] ? __pfx_fuse_readahead+0x10/0x10 [ 16.612482][ C3] read_pages+0x187/0xab0 [ 16.612485][ C3] ? xa_load+0x112/0x230 [ 16.612490][ C3] ? __pfx_read_pages+0x10/0x10 [ 16.612493][ C3] ? xa_load+0x11c/0x230 [ 16.612499][ C3] page_cache_ra_unbounded+0x441/0x5e0 [ 16.612505][ C3] filemap_fault+0x7a5/0x1500 [ 16.612511][ C3] ? __pfx_filemap_map_pages+0x10/0x10 [ 16.612514][ C3] ? __pfx_filemap_fault+0x10/0x10 [ 16.612520][ C3] ? do_fault_around+0x2c6/0x4c0 [ 16.612525][ C3] __do_fault+0xed/0x3a0 [ 16.612529][ C3] do_pte_missing+0x67d/0xca0 [ 16.612532][ C3] ? rcu_read_unlock+0x18/0x70 [ 16.612535][ C3] handle_pte_fault+0x3e0/0x690 [ 16.612540][ C3] ? __pfx_handle_pte_fault+0x10/0x10 [ 16.612543][ C3] ? reacquire_held_locks+0xd1/0x200 [ 16.612546][ C3] ? do_user_addr_fault+0x461/0xe00 [ 16.612550][ C3] __handle_mm_fault+0x3fc/0x5e0 [ 16.612554][ C3] ? __pfx___handle_mm_fault+0x10/0x10 [ 16.612557][ C3] ? __lock_release+0xa8/0x170 [ 16.612564][ C3] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 16.612568][ C3] handle_mm_fault+0x200/0x420 [ 16.612572][ C3] ? __pfx_handle_mm_fault+0x10/0x10 [ 16.612575][ C3] ? exc_page_fault+0x5d/0xc0 [ 16.612579][ C3] ? __lock_release+0x5d/0x170 [ 16.612583][ C3] do_user_addr_fault+0x576/0xe00 [ 16.612587][ C3] ? rcu_is_watching+0x12/0xc0 [ 16.612590][ C3] exc_page_fault+0x5d/0xc0 [ 16.612595][ C3] asm_exc_page_fault+0x26/0x30 [ 16.612597][ C3] RIP: 0033:0x7f46b931ba30 [ 16.612600][ C3] Code: 01 d1 4c 01 d7 4c 01 c9 48 39 f1 48 0f 45 f7 48 8b 0d 84 40 01 00 84 d2 48 8b 79 08 4a 8d 0c 27 48 0f 45 f9 48 39 c3 76 24 90 <48> 8b 10 4c 01 e2 83 78 08 08 0f 85 50 02 00 00 48 8b 48 10 48 83 [ 16.612602][ C3] RSP: 002b:00007ffd8a59b490 EFLAGS: 00010287 [ 16.612604][ C3] RAX: 00007f46b92fa000 RBX: 00007f46b92faab0 RCX: 00007f46b93250d0 [ 16.612606][ C3] RDX: 00007f46b932d390 RSI: 00007f46b92fab70 RDI: 00007f46b92f95b0 [ 16.612607][ C3] RBP: 00007ffd8a59b4f0 R08: 00007f46b92f9d78 R09: 0000000000000000 [ 16.612609][ C3] R10: 0000000000000060 R11: 00007f46b932eeb0 R12: 00007f46b92f9000 [ 16.612610][ C3] R13: 000000006fffff41 R14: 00000000effffef5 R15: 00007ffd8a59b500 [ 16.612616][ C3] [ 19.106673][ C0] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1576 [ 19.107092][ C0] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 [ 19.107474][ C0] preempt_count: 101, expected: 0 [ 19.107686][ C0] RCU nest depth: 0, expected: 0 [ 19.107895][ C0] INFO: lockdep is turned off. [ 19.108118][ C0] Preemption disabled at: [ 19.108121][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 19.108614][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.15.0-virtme #1 PREEMPT(full) [ 19.108620][ C0] Tainted: [W]=WARN [ 19.108621][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.108624][ C0] Call Trace: [ 19.108626][ C0] [ 19.108628][ C0] dump_stack_lvl+0xb0/0xd0 [ 19.108636][ C0] __might_resched+0x360/0x5a0 [ 19.108644][ C0] down_write+0x72/0x210 [ 19.108649][ C0] ? __pfx_down_write+0x10/0x10 [ 19.108653][ C0] ? simple_recursive_removal+0x33/0x610 [ 19.108658][ C0] ? rcu_is_watching+0x12/0xc0 [ 19.108664][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 19.108671][ C0] simple_recursive_removal+0x6a/0x610 [ 19.108674][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 19.108678][ C0] ? __pfx_remove_one+0x10/0x10 [ 19.108684][ C0] debugfs_remove+0x44/0x70 [ 19.108687][ C0] ref_tracker_dir_exit+0xcf/0x740 [ 19.108695][ C0] ? __pfx_ref_tracker_free+0x10/0x10 [ 19.108699][ C0] ? __sk_destruct+0x383/0x780 [ 19.108706][ C0] ? rcu_do_batch+0x34c/0xf20 [ 19.108710][ C0] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 19.108713][ C0] ? irq_exit_rcu+0xe/0x30 [ 19.108719][ C0] ? sysvec_apic_timer_interrupt+0xa8/0xc0 [ 19.108725][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 19.108730][ C0] ? pv_native_safe_halt+0xf/0x20 [ 19.108733][ C0] ? default_idle+0x9/0x10 [ 19.108736][ C0] ? default_idle_call+0x6d/0xb0 [ 19.108739][ C0] ? cpuidle_idle_call+0x26f/0x3a0 [ 19.108743][ C0] ? do_idle+0xf6/0x160 [ 19.108745][ C0] ? cpu_startup_entry+0x54/0x60 [ 19.108748][ C0] ? rest_init+0x14b/0x260 [ 19.108751][ C0] ? start_kernel+0x350/0x410 [ 19.108757][ C0] ? bpf_sk_storage_free+0x9f/0x1c0 [ 19.108763][ C0] ? rcu_is_watching+0x12/0xc0 [ 19.108767][ C0] __put_net+0x19/0x60 [ 19.108772][ C0] __sk_destruct+0x58a/0x780 [ 19.108776][ C0] ? rcu_do_batch+0x34a/0xf20 [ 19.108779][ C0] rcu_do_batch+0x34c/0xf20 [ 19.108783][ C0] ? __pfx_rcu_do_batch+0x10/0x10 [ 19.108787][ C0] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 19.108795][ C0] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 19.108802][ C0] rcu_core+0x2bb/0x500 [ 19.108807][ C0] handle_softirqs+0x218/0x620 [ 19.108813][ C0] __irq_exit_rcu+0xfa/0x160 [ 19.108816][ C0] irq_exit_rcu+0xe/0x30 [ 19.108819][ C0] sysvec_apic_timer_interrupt+0xa8/0xc0 [ 19.108823][ C0] [ 19.108824][ C0] [ 19.108825][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 19.108828][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 19.108833][ C0] Code: 92 b5 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 37 10 00 fb f4 fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 19.108836][ C0] RSP: 0018:ffffffff8fe07df8 EFLAGS: 00000246 [ 19.108841][ C0] RAX: 0000000000000000 RBX: 1ffffffff1fc0fc3 RCX: ffffffff8f1905d9 [ 19.108843][ C0] RDX: ffffed1005ec66fb RSI: ffffffff8f453b60 RDI: ffffffff8c98d18f [ 19.108844][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1005ec66fa [ 19.108846][ C0] R10: ffff88802f6337d3 R11: ffffffff92af0748 R12: 0000000000000000 [ 19.108848][ C0] R13: ffffffff8fe1f240 R14: dffffc0000000000 R15: 0000000000014770 [ 19.108852][ C0] ? ct_kernel_exit.constprop.0+0x109/0x160 [ 19.108855][ C0] ? cpuidle_idle_call+0x26f/0x3a0 [ 19.108859][ C0] default_idle+0x9/0x10 [ 19.108861][ C0] default_idle_call+0x6d/0xb0 [ 19.108864][ C0] cpuidle_idle_call+0x26f/0x3a0 [ 19.108867][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10 [ 19.108871][ C0] ? tsc_verify_tsc_adjust+0x98/0x310 [ 19.108877][ C0] do_idle+0xf6/0x160 [ 19.108881][ C0] cpu_startup_entry+0x54/0x60 [ 19.108884][ C0] rest_init+0x14b/0x260 [ 19.108887][ C0] start_kernel+0x350/0x410 [ 19.108891][ C0] x86_64_start_reservations+0x18/0x30 [ 19.108896][ C0] x86_64_start_kernel+0xf8/0x150 [ 19.108900][ C0] common_startup_64+0x13e/0x148 [ 19.108910][ C0]