Warning: Permanently added '[localhost]:19253' (ED25519) to the list of known hosts. executing program [ 85.256274][ T5097] loop0: detected capacity change from 0 to 32768 [ 85.262212][ T5097] ======================================================= [ 85.262212][ T5097] WARNING: The mand mount option has been deprecated and [ 85.262212][ T5097] and is ignored by this kernel. Remove the mand [ 85.262212][ T5097] option from the mount to silence this warning. [ 85.262212][ T5097] ======================================================= [ 85.410257][ T5097] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,compression=zstd,norecovery,recovery_pass_last=check_dirents,nojournal_transaction_names,version_upgrade=none [ 85.440450][ T5097] [ 85.441336][ T5097] ============================================ [ 85.443333][ T5097] WARNING: possible recursive locking detected [ 85.445351][ T5097] 6.12.0-rc1-syzkaller #0 Not tainted [ 85.448738][ T5097] -------------------------------------------- [ 85.451031][ T5097] syz-executor119/5097 is trying to acquire lock: [ 85.453319][ T5097] ffff888040b00908 (&c->sb_lock){+.+.}-{3:3}, at: bch2_replicas_entry_validate+0x2a/0x80 [ 85.457014][ T5097] [ 85.457014][ T5097] but task is already holding lock: [ 85.459787][ T5097] ffff888040b00908 (&c->sb_lock){+.+.}-{3:3}, at: bch2_read_superblock_clean+0x36/0x520 [ 85.463278][ T5097] [ 85.463278][ T5097] other info that might help us debug this: [ 85.466081][ T5097] Possible unsafe locking scenario: [ 85.466081][ T5097] [ 85.468692][ T5097] CPU0 [ 85.469968][ T5097] ---- [ 85.471209][ T5097] lock(&c->sb_lock); [ 85.472720][ T5097] lock(&c->sb_lock); [ 85.474313][ T5097] [ 85.474313][ T5097] *** DEADLOCK *** [ 85.474313][ T5097] [ 85.477310][ T5097] May be due to missing lock nesting notation [ 85.477310][ T5097] [ 85.480235][ T5097] 2 locks held by syz-executor119/5097: [ 85.482303][ T5097] #0: ffff888040b00278 (&c->state_lock){+.+.}-{3:3}, at: bch2_fs_start+0x45/0x5b0 [ 85.486096][ T5097] #1: ffff888040b00908 (&c->sb_lock){+.+.}-{3:3}, at: bch2_read_superblock_clean+0x36/0x520 [ 85.489911][ T5097] [ 85.489911][ T5097] stack backtrace: [ 85.492062][ T5097] CPU: 0 UID: 0 PID: 5097 Comm: syz-executor119 Not tainted 6.12.0-rc1-syzkaller #0 [ 85.495531][ T5097] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.499447][ T5097] Call Trace: [ 85.500724][ T5097] [ 85.501804][ T5097] dump_stack_lvl+0x241/0x360 [ 85.503553][ T5097] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.505459][ T5097] ? __pfx__printk+0x10/0x10 [ 85.507226][ T5097] ? lockdep_unlock+0x16a/0x300 [ 85.509054][ T5097] print_deadlock_bug+0x483/0x620 [ 85.511023][ T5097] validate_chain+0x15e2/0x5920 [ 85.512886][ T5097] ? __pfx_validate_chain+0x10/0x10 [ 85.514964][ T5097] ? mark_lock+0x9a/0x360 [ 85.517151][ T5097] ? __lock_acquire+0x1384/0x2050 [ 85.519425][ T5097] ? mark_lock+0x9a/0x360 [ 85.521154][ T5097] __lock_acquire+0x1384/0x2050 [ 85.523065][ T5097] lock_acquire+0x1ed/0x550 [ 85.524813][ T5097] ? bch2_replicas_entry_validate+0x2a/0x80 [ 85.527059][ T5097] ? __pfx_lock_acquire+0x10/0x10 [ 85.528923][ T5097] ? lockdep_hardirqs_on+0x99/0x150 [ 85.530771][ T5097] ? __pfx___might_resched+0x10/0x10 [ 85.532665][ T5097] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 85.534851][ T5097] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 85.537099][ T5097] ? stack_trace_save+0x118/0x1d0 [ 85.539042][ T5097] __mutex_lock+0x136/0xd70 [ 85.540900][ T5097] ? bch2_replicas_entry_validate+0x2a/0x80 [ 85.543136][ T5097] ? kasan_save_track+0x51/0x80 [ 85.544931][ T5097] ? kasan_save_track+0x3f/0x80 [ 85.546771][ T5097] ? __kasan_kmalloc+0x98/0xb0 [ 85.548588][ T5097] ? __kmalloc_node_track_caller_noprof+0x225/0x440 [ 85.551213][ T5097] ? kmemdup_noprof+0x2a/0x60 [ 85.552955][ T5097] ? bch2_read_superblock_clean+0xd6/0x520 [ 85.555188][ T5097] ? bch2_replicas_entry_validate+0x2a/0x80 [ 85.557543][ T5097] ? bch2_fs_start+0x356/0x5b0 [ 85.559375][ T5097] ? __pfx___mutex_lock+0x10/0x10 [ 85.561184][ T5097] ? do_syscall_64+0xf3/0x230 [ 85.563132][ T5097] bch2_replicas_entry_validate+0x2a/0x80 [ 85.565147][ T5097] journal_entry_data_usage_validate+0x2b6/0x690 [ 85.567376][ T5097] ? __pfx_journal_entry_data_usage_validate+0x10/0x10 [ 85.570094][ T5097] ? journal_entry_usage_validate+0xc2/0x360 [ 85.572341][ T5097] ? __pfx_journal_entry_usage_validate+0x10/0x10 [ 85.574975][ T5097] ? rcu_is_watching+0x15/0xb0 [ 85.576769][ T5097] ? trace_kmalloc+0x1f/0xd0 [ 85.578568][ T5097] ? __kmalloc_node_track_caller_noprof+0x242/0x440 [ 85.580927][ T5097] ? kmemdup_noprof+0x45/0x60 [ 85.582956][ T5097] ? bch2_journal_entry_validate+0x6a/0xf0 [ 85.585487][ T5097] bch2_read_superblock_clean+0x207/0x520 [ 85.587769][ T5097] bch2_fs_recovery+0x1f4/0x39c0 [ 85.589632][ T5097] ? mark_lock+0x9a/0x360 [ 85.591251][ T5097] ? __lock_acquire+0x1384/0x2050 [ 85.593216][ T5097] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 85.595612][ T5097] ? __pfx_lock_release+0x10/0x10 [ 85.597526][ T5097] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 85.599597][ T5097] ? __pfx_lock_release+0x10/0x10 [ 85.601487][ T5097] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 85.603652][ T5097] ? bch2_get_next_online_dev+0x4b9/0x4f0 [ 85.605781][ T5097] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 85.607888][ T5097] ? llist_reverse_order+0x72/0x90 [ 85.609863][ T5097] bch2_fs_start+0x356/0x5b0 [ 85.611617][ T5097] bch2_fs_get_tree+0xd68/0x1710 [ 85.613471][ T5097] ? __pfx_bch2_fs_get_tree+0x10/0x10 [ 85.615377][ T5097] ? generic_parse_monolithic+0x387/0x400 [ 85.617417][ T5097] ? apparmor_capable+0x13b/0x1b0 [ 85.619000][ T5097] vfs_get_tree+0x90/0x2b0 [ 85.620614][ T5097] do_new_mount+0x2be/0xb40 [ 85.622347][ T5097] ? __pfx_do_new_mount+0x10/0x10 [ 85.624186][ T5097] __se_sys_mount+0x2d6/0x3c0 [ 85.625922][ T5097] ? __pfx___se_sys_mount+0x10/0x10 [ 85.627797][ T5097] ? do_syscall_64+0x100/0x230 [ 85.629554][ T5097] ? __x64_sys_mount+0x20/0xc0 [ 85.631336][ T5097] do_syscall_64+0xf3/0x230 [ 85.632985][ T5097] ? clear_bhb_loop+0x35/0x90 [ 85.634624][ T5097] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.636602][ T5097] RIP: 0033:0x7f89942c406a [ 85.638138][ T5097] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 85.644471][ T5097] RSP: 002b:00007ffe9fc3f258 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 85.647166][ T5097] RAX: ffffffffffffffda RBX: 00007ffe9fc3f270 RCX: 00007f89942c406a [ 85.650217][ T5097] RDX: 0000000020005d80 RSI: 0000000020000240 RDI: 00007ffe9fc3f270 [ 85.653131][ T5097] RBP: 0000000000000004 R08: 00007ffe9fc3f2b0 R09: 0000000000005daf [ 85.656100][ T5097] R10: 0000000000000044 R11: 0000000000000282 R12: 0000000000000044 [ 85.659074][ T5097] R13: 00007ffe9fc3f2b0 R14: 0000000000000003 R15: 0000000001000000 [ 85.662078][ T5097] [ 91.656421][ T785] cfg80211: failed to load regulatory.db VM DIAGNOSIS: 14:32:54 Registers: info registers vcpu 0 CPU#0 RAX=000000000000007a RBX=ffffffff9a711e40 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002c66570 R8 =ffffffff8549699b R9 =1ffff1100660e046 R10=dffffc0000000000 R11=ffffffff85496950 R12=dffffc0000000000 R13=ffffffff9a40cf05 R14=000000000000007a R15=00000000000003f8 RIP=ffffffff854969ce RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 00005555820ce380 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f97b0702e10 CR3=0000000011cf0000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000440401 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffe9fc3f3f0 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f8994347620 00007f899433b5d8 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f899432d0c4 00007f8994340240 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 65723d73726f7272 6500747865003036 36396f7369007265 6c6c616b7a797300 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 40571856574a5757 4000515d40001513 131c4a564c005740 4949444e5f5c5600 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000