loop0: detected capacity change from 0 to 32768 bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,compression=lz4,metadata_target=invalid label 1791,noshard_inode_numbers,journal_flush_disabled,norecovery,reconstruct_alloc bcachefs (loop0): recovering from clean shutdown, journal seq 10 bcachefs (loop0): Version upgrade required: Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete Doing incompatible version upgrade from 0.24: unwritten_extents to 1.13: inode_has_child_snapshots 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,set_fs_needs_rebalance bcachefs (loop0): dropping and reconstructing all alloc info invalid bkey u64s 7 type extent 4099:8:U32_MAX len 8 ver 0: durability: 1 crc: c_size 8 size 8 offset 0 nonce 0 csum none 0:0 compress incompressible ptr: 0:13631522:0 gen 0 invalid pointer past last bucket (13631522 > 128): delete?, fixing bcachefs (loop0): error validating btree node at btree inodes level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 7589ab5e0c11cc7a written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0 node offset 16/24 bset u64s 110 bset byte offset 280: keys out of order: u64s 18 type inode_v3 670014898176:4098:U32_MAX len 0 ver 0 > u64s 18 type inode_v3 0:4099:U32_MAX len 0 ver 0, fixing invalid bkey u64s 18 type inode_v3 670014898176:4098:U32_MAX len 0 ver 0: (unpack error) nonzero k.p.inode: delete?, fixing bcachefs (loop0): btree_node_read_work: rewriting btree node at btree=inodes level=0 SPOS_MAX due to error bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): stripes_read... done bcachefs (loop0): snapshots_read... done bcachefs (loop0): check_allocations... done bcachefs (loop0): going read-write bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean bcachefs (loop0): done starting filesystem ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5316 at fs/bcachefs/fs-io.c:315 __bch2_truncate_folio+0x22aa/0x26b0 fs/bcachefs/fs-io.c:315 Modules linked in: CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.13.0-rc6-syzkaller-00036-gfbfd64d25c7a #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__bch2_truncate_folio+0x22aa/0x26b0 fs/bcachefs/fs-io.c:315 Code: 41 5f 5d c3 cc cc cc cc e8 a3 a7 67 fd 48 c7 c7 bc 5a 11 8e e8 17 8b e8 ff 89 05 31 28 1d 16 e9 2c e0 ff ff e8 87 a7 67 fd 90 <0f> 0b 90 e9 88 f8 ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c ff RSP: 0018:ffffc9000d5b7920 EFLAGS: 00010283 RAX: ffffffff8437dc99 RBX: 0000000000000000 RCX: 0000000000100000 RDX: ffffc9000e8fa000 RSI: 00000000000019e4 RDI: 00000000000019e5 RBP: ffffc9000d5b7c10 R08: ffffffff8437d51c R09: 1ffffd4000293880 R10: dffffc0000000000 R11: fffff94000293881 R12: 1ffff1100a882ada R13: ffffc9000d5b7ba0 R14: ffff8880544156d0 R15: 0000000000000000 FS: 00007f148b6d76c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f148ab6f1c8 CR3: 000000003f080000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_truncate_folios fs/bcachefs/fs-io.c:354 [inline] bchfs_fallocate+0x219/0x730 fs/bcachefs/fs-io.c:721 bch2_fallocate_dispatch+0x3ac/0x540 fs/bcachefs/fs-io.c:780 vfs_fallocate+0x569/0x6e0 fs/open.c:327 ksys_fallocate fs/open.c:351 [inline] __do_sys_fallocate fs/open.c:356 [inline] __se_sys_fallocate fs/open.c:354 [inline] __x64_sys_fallocate+0xbc/0x110 fs/open.c:354 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f148a985d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f148b6d7038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007f148ab75fa0 RCX: 00007f148a985d29 RDX: 0000000000000081 RSI: 0000000000000010 RDI: 0000000000000005 RBP: 00007f148aa01b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000047fff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f148ab75fa0 R15: 00007ffff2f43e78