Warning: Permanently added '[localhost]:47130' (ED25519) to the list of known hosts. executing program syzkaller login: [ 80.075444][ T5302] loop0: detected capacity change from 0 to 32768 [ 80.117127][ T5302] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 [ 80.159769][ T5302] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,background_compression=gzip,erasure_code,nojournal_transaction_names,read_only,version_upgrade=incompatible [ 80.159769][ T5302] allowing incompatible features above 0.0: (unknown version) [ 80.159769][ T5302] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes [ 80.187464][ T5302] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 80.190475][ T5302] bcachefs (loop0): Version upgrade required: [ 80.190475][ T5302] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 80.190475][ T5302] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive [ 80.190475][ T5302] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance [ 80.220275][ T5302] bcachefs (loop0): Now allowing incompatible features up to 1.28: inode_has_case_insensitive, previously allowed up to 0.0: (unknown version) [ 80.220275][ T5302] [ 80.243385][ T5302] bcachefs (loop0): btree node read error at btree dirents level 0/0 [ 80.243397][ T5302] u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 9aa2895aefce4bdf written 24 min_key POS_MIN durability: 1 ptr: 0:41:0 gen 0 [ 80.243401][ T5302] loop0 node offset 0/24 bset u64s 0: invalid bkey format: incorrect number of fields: got 5, should be 6 [ 80.243406][ T5302] u64s 3 fields 64:0, 64:0, 32:0, 0:0, 0:0, 0:0 [ 80.243410][ T5302] flagging btree dirents lost data [ 80.243415][ T5302] running recovery pass scan_for_btree_nodes (1), currently at recovery_pass_empty (0) [ 80.243421][ T5302] ret btree_node_read_validate_error [ 80.272082][ T5302] bcachefs (loop0): error reading btree root btree=dirents level=0: btree_node_read_error, fixing [ 80.283826][ T5302] bcachefs (loop0): scan_for_btree_nodes... [ 80.288082][ T5306] ------------[ cut here ]------------ [ 80.292513][ T5306] kernel BUG at fs/bcachefs/bkey.c:272! [ 80.295499][ T5306] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 80.297943][ T5306] CPU: 0 UID: 0 PID: 5306 Comm: read_btree_node Not tainted 6.15.0-syzkaller-01599-gddddf9d64f73 #0 PREEMPT(full) [ 80.302921][ T5306] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 80.309085][ T5306] RIP: 0010:__bch2_bkey_unpack_key+0xdeb/0xe10 [ 80.311879][ T5306] Code: b2 da 00 e9 f3 f9 ff ff e8 a2 10 aa fd 48 c7 c7 a0 7b 55 8e 48 89 ee 4c 89 f2 e8 20 b2 da 00 e9 2e fb ff ff e8 86 10 aa fd 90 <0f> 0b e8 7e 10 aa fd 90 0f 0b e8 76 10 aa fd 90 0f 0b e8 6e 10 aa [ 80.319887][ T5306] RSP: 0018:ffffc9000d3e6ab8 EFLAGS: 00010293 [ 80.322491][ T5306] RAX: ffffffff841519da RBX: 0000000000000003 RCX: ffff888000ad8000 [ 80.325833][ T5306] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000006 [ 80.329133][ T5306] RBP: 0000000000000005 R08: ffffc9000d3e6d4f R09: 0000000000000000 [ 80.332395][ T5306] R10: ffffc9000d3e6d30 R11: fffff52001a7cdaa R12: ffffc9000d3e6d30 [ 80.335737][ T5306] R13: ffff888046dc1028 R14: ffff88803ee140c1 R15: dffffc0000000000 [ 80.339078][ T5306] FS: 0000000000000000(0000) GS:ffff88808d6b1000(0000) knlGS:0000000000000000 [ 80.342820][ T5306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.345655][ T5306] CR2: 000055ce47cf57d0 CR3: 0000000011f33000 CR4: 0000000000352ef0 [ 80.349025][ T5306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.352464][ T5306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.355803][ T5306] Call Trace: [ 80.357220][ T5306] [ 80.358487][ T5306] ? bch2_bkey_swab_key+0x122/0x180 [ 80.360674][ T5306] __bch2_bkey_compat+0x4db/0xbd0 [ 80.362800][ T5306] ? __pfx___bch2_bkey_compat+0x10/0x10 [ 80.365242][ T5306] ? kfree+0x193/0x440 [ 80.367028][ T5306] ? bch2_btree_node_fill+0xd12/0x14f0 [ 80.369372][ T5306] ? bch2_btree_node_get_noiter+0xa2c/0x1000 [ 80.371875][ T5306] ? read_btree_nodes_worker+0x1319/0x1e20 [ 80.374286][ T5306] ? kthread+0x711/0x8a0 [ 80.376115][ T5306] ? ret_from_fork+0x4b/0x80 [ 80.378040][ T5306] ? ret_from_fork_asm+0x1a/0x30 [ 80.380056][ T5306] ? bch2_checksum_update+0x91/0x160 [ 80.382353][ T5306] ? __pfx_bch2_checksum+0x10/0x10 [ 80.384585][ T5306] validate_bset_keys+0x6c1/0x1390 [ 80.386820][ T5306] ? validate_bset+0x1420/0x1bd0 [ 80.388951][ T5306] ? __pfx_validate_bset_keys+0x10/0x10 [ 80.391226][ T5306] ? prt_str+0x439/0x760 [ 80.393034][ T5306] ? bch2_btree_node_read_done+0x17a0/0x4f60 [ 80.395574][ T5306] bch2_btree_node_read_done+0x18c8/0x4f60 [ 80.397955][ T5306] ? __pfx_bch2_btree_node_read_done+0x10/0x10 [ 80.400490][ T5306] ? bch2_extent_ptr_to_text+0x5a/0x900 [ 80.403067][ T5306] ? bch2_extent_ptr_to_text+0x5a/0x900 [ 80.405467][ T5306] ? bch2_bkey_ptrs_to_text+0x1161/0x1310 [ 80.407853][ T5306] ? bch2_printbuf_make_room+0xdb/0x360 [ 80.410092][ T5306] ? enumerated_ref_put+0xbe/0x270 [ 80.412373][ T5306] btree_node_read_work+0x426/0xe30 [ 80.414738][ T5306] ? __pfx_btree_node_read_work+0x10/0x10 [ 80.417247][ T5306] ? bch2_latency_acct+0x436/0x520 [ 80.419361][ T5306] ? __pfx_bch2_latency_acct+0x10/0x10 [ 80.421518][ T5306] ? bio_associate_blkg+0x6d/0x230 [ 80.423481][ T5306] bch2_btree_node_read+0x887/0x29f0 [ 80.425780][ T5306] ? bch2_btree_node_fill+0x954/0x14f0 [ 80.428077][ T5306] ? __pfx_bch2_btree_node_read+0x10/0x10 [ 80.430458][ T5306] ? __mutex_unlock_slowpath+0x1cd/0x700 [ 80.432959][ T5306] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 80.435538][ T5306] ? __pfx___bch2_btree_node_hash_insert+0x10/0x10 [ 80.438125][ T5306] ? bch2_btree_node_mem_alloc+0xcd9/0x1820 [ 80.440925][ T5306] ? six_unlock_ip+0x302/0x430 [ 80.443041][ T5306] ? bch2_btree_node_fill+0xb47/0x14f0 [ 80.445277][ T5306] bch2_btree_node_fill+0xd12/0x14f0 [ 80.447458][ T5306] ? __pfx_bch2_btree_cache_cmp_fn+0x10/0x10 [ 80.449885][ T5306] ? __pfx_bch2_btree_node_fill+0x10/0x10 [ 80.452306][ T5306] ? btree_cache_find+0xf4/0x2d0 [ 80.454578][ T5306] ? btree_cache_find+0xf4/0x2d0 [ 80.456563][ T5306] ? btree_cache_find+0x26f/0x2d0 [ 80.458654][ T5306] ? __pfx_btree_cache_find+0x10/0x10 [ 80.460959][ T5306] bch2_btree_node_get_noiter+0xa2c/0x1000 [ 80.463360][ T5306] read_btree_nodes_worker+0x1319/0x1e20 [ 80.465860][ T5306] ? read_btree_nodes_worker+0xcef/0x1e20 [ 80.468285][ T5306] ? __pfx_read_btree_nodes_worker+0x10/0x10 [ 80.470805][ T5306] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 80.473233][ T5306] ? lockdep_hardirqs_on+0x9c/0x150 [ 80.475380][ T5306] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 80.477952][ T5306] ? __kthread_parkme+0x7b/0x200 [ 80.480087][ T5306] ? __kthread_parkme+0x1a1/0x200 [ 80.482284][ T5306] kthread+0x711/0x8a0 [ 80.483872][ T5306] ? __pfx_read_btree_nodes_worker+0x10/0x10 [ 80.486327][ T5306] ? __pfx_kthread+0x10/0x10 [ 80.488210][ T5306] ? __pfx_kthread+0x10/0x10 [ 80.490042][ T5306] ? _raw_spin_unlock_irq+0x23/0x50 [ 80.492102][ T5306] ? lockdep_hardirqs_on+0x9c/0x150 [ 80.494211][ T5306] ? __pfx_kthread+0x10/0x10 [ 80.495984][ T5306] ret_from_fork+0x4b/0x80 [ 80.497481][ T5306] ? __pfx_kthread+0x10/0x10 [ 80.499245][ T5306] ret_from_fork_asm+0x1a/0x30 [ 80.501226][ T5306] [ 80.502593][ T5306] Modules linked in: [ 80.504771][ T5306] ---[ end trace 0000000000000000 ]--- [ 80.527286][ T5306] RIP: 0010:__bch2_bkey_unpack_key+0xdeb/0xe10 [ 80.529988][ T5306] Code: b2 da 00 e9 f3 f9 ff ff e8 a2 10 aa fd 48 c7 c7 a0 7b 55 8e 48 89 ee 4c 89 f2 e8 20 b2 da 00 e9 2e fb ff ff e8 86 10 aa fd 90 <0f> 0b e8 7e 10 aa fd 90 0f 0b e8 76 10 aa fd 90 0f 0b e8 6e 10 aa [ 80.550607][ T5306] RSP: 0018:ffffc9000d3e6ab8 EFLAGS: 00010293 [ 80.553121][ T5306] RAX: ffffffff841519da RBX: 0000000000000003 RCX: ffff888000ad8000 [ 80.561691][ T5306] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000006 [ 80.571283][ T5306] RBP: 0000000000000005 R08: ffffc9000d3e6d4f R09: 0000000000000000 [ 80.575379][ T5306] R10: ffffc9000d3e6d30 R11: fffff52001a7cdaa R12: ffffc9000d3e6d30 [ 80.578854][ T5306] R13: ffff888046dc1028 R14: ffff88803ee140c1 R15: dffffc0000000000 [ 80.592430][ T5306] FS: 0000000000000000(0000) GS:ffff88808d6b1000(0000) knlGS:0000000000000000 [ 80.602598][ T5306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.606008][ T5306] CR2: 000055ce47cf57d0 CR3: 000000003f92f000 CR4: 0000000000352ef0 [ 80.609320][ T5306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.612570][ T5306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.635271][ T5306] Kernel panic - not syncing: Fatal exception [ 80.637980][ T5306] Kernel Offset: disabled [ 80.639924][ T5306] Rebooting in 86400 seconds.. VM DIAGNOSIS: 07:39:14 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000035 RBX=0000000000000035 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000d3e61f0 R8 =ffff888032250237 R9 =1ffff1100644a046 R10=dffffc0000000000 R11=ffffffff85404840 R12=dffffc0000000000 R13=ffffffff9986293b R14=ffffffff99b67c80 R15=0000000000000000 RIP=ffffffff854048bc 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 0000000000000000 ffffffff 00c00000 GS =0000 ffff88808d6b1000 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=000055ce47cf57d0 CR3=0000000011f33000 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=000000000534c002 Opmask01=0000000000000801 Opmask02=00000000ffffffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000555a683dcc50 0000555a683dcc50 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fffb030ced0 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 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 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f6c737973007325 2e73250064252e73 2500656c6f736e6f 632f7665642f000a ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4a49565c56005600 0b56000041000b56 000040494a564b4a 460a5340410a000a ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 656e72656b205d36 30333554205b5d33 31353239322e3038 2020205b203a6c65 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3620656220646c75 6f6873202c352074 6f67203a73646c65 696620666f207265 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 626d756e20746365 72726f636e69203a 74616d726f662079 656b622064696c61 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 766e69203a302073 3436752074657362 2034322f30207465 7366666f2065646f ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6e2030706f6f6c20 20205d3230333554 205b5d3130343334 322e30382020205b 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