bcachefs (loop0): Version upgrade required: Version upgrade from 0.19: freespace to 1.7: mi_btree_bitmap incomplete Doing incompatible version upgrade from 0.19: freespace to 1.25: extent_flags 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): error validating btree node on loop0 at btree inodes level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 2a20405ac3f40602 written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0 node offset 16/24 bset u64s 110: checksum error, type chacha20_poly1305_128: got 5c293d62e480127a33c26da9f8cda3ca should be d1e256903dc89dd6436b0db8b45d2093, shutting down bcachefs (loop0): inconsistency detected - emergency read only at journal seq 13 bcachefs (loop0): flagging btree inodes lost data bcachefs (loop0): running explicit recovery pass check_topology (2), currently at recovery_pass_empty (0) bcachefs (loop0): running explicit recovery pass scan_for_btree_nodes (1), currently at recovery_pass_empty (0) error reading btree root btree=inodes level=0: btree_node_read_error, fixing bcachefs (loop0): error validating btree node on loop0 at btree alloc level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 1818ce08861e3527 written 40 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0 node offset 8/40 bset u64s 375: checksum error, type chacha20_poly1305_128: got 316780abddb0b358c654b93f68bdf218 should be 61ec379a8789477e76ff1a5280fd6dbd, shutting down bcachefs (loop0): flagging btree alloc lost data error reading btree root btree=alloc level=0: btree_node_read_error, fixing bcachefs (loop0): error validating btree node on loop0 at btree subvolumes level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq d682cebdf2a7eb26 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0 node offset 0/16 bset u64s 53760: checksum error, type chacha20_poly1305_128: got b84e5cc4a9b316beab7b40c295cc1d7b should be bff45ac871db9bfa3686500c30b7d82f, shutting down bcachefs (loop0): flagging btree subvolumes lost data error reading btree root btree=subvolumes level=0: btree_node_read_error, fixing bcachefs (loop0): error validating btree node on loop0 at btree freespace level 0/0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq b6c44d07df4e9bb7 written 48 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0 node offset 8/48 bset u64s 35: checksum error, type chacha20_poly1305_128: got 6c61cf36282776f7966e0edf3b66c478 should be 696606121d98d113a1b1dc69c6e72339, shutting down bcachefs (loop0): flagging btree freespace lost data error reading btree root btree=freespace level=0: btree_node_read_error, fixing bcachefs (loop0): scan_for_btree_nodes... bcachefs (loop0): btree node scan found 7 nodes after overwrites done bcachefs (loop0): check_topology... bcachefs (loop0): btree root inodes unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovery btree=inodes level=0 POS_MIN - SPOS_MAX bcachefs (loop0): bch2_get_scanned_nodes(): recovering u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 2a20405ac3f40602 written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0 Topology repair: unreadable btree node at btree=inodes level=0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq 2a20405ac3f40602 written 24 min_key POS_MIN durability: 1 ptr: 0:38:0 gen 0, fixing empty interior btree node at btree=inodes level=1 u64s 5 type btree_ptr SPOS_MAX len 0 ver 0, fixing bcachefs (loop0): empty btree root inodes bcachefs (loop0): btree root subvolumes unreadable, must recover from scan bcachefs (loop0): bch2_get_scanned_nodes(): recovery btree=subvolumes level=0 POS_MIN - SPOS_MAX bcachefs (loop0): bch2_get_scanned_nodes(): recovering u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq d682cebdf2a7eb26 written 256 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0 Topology repair: unreadable btree node at btree=subvolumes level=0 u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq d682cebdf2a7eb26 written 256 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing empty interior btree node at btree=subvolumes level=1 u64s 5 type btree_ptr SPOS_MAX len 0 ver 0, fixing bcachefs (loop0): empty btree root subvolumes done bcachefs (loop0): accounting_read... ------------[ cut here ]------------ kernel BUG at fs/bcachefs/btree_iter.c:619! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-10167-g93d52288679e #0 PREEMPT(full) 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_btree_path_level_init+0x9cc/0xa00 fs/bcachefs/btree_iter.c:619 Code: 48 c7 c7 00 2b 35 8f 48 89 ee e8 2f 0c e9 00 e9 e9 fa ff ff e8 95 f7 6e fd 90 0f 0b e8 8d f7 6e fd 90 0f 0b e8 85 f7 6e fd 90 <0f> 0b e8 7d f7 6e fd 90 0f 0b e8 75 f7 6e fd 90 0f 0b e8 6d f7 6e RSP: 0018:ffffc9000d4b66a0 EFLAGS: 00010287 RAX: ffffffff8454736b RBX: 7fb8fa496b6d49b0 RCX: 0000000000100000 RDX: ffffc9000e60a000 RSI: 00000000000725e7 RDI: 00000000000725e8 RBP: dffffc0000000000 R08: ffffffff84546be0 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff52001a96cc8 R12: ffff888054765000 R13: 1a6981799c97a65b R14: 0000000000000000 R15: ffff888044e60033 FS: 00007fe5e960b6c0(0000) GS:ffff88808c5b7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005578b8e09038 CR3: 000000003c734000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btree_path_lock_root fs/bcachefs/btree_iter.c:773 [inline] bch2_btree_path_traverse_one+0x10af/0x2970 fs/bcachefs/btree_iter.c:1189 bch2_btree_path_traverse fs/bcachefs/btree_iter.h:249 [inline] __bch2_btree_iter_peek fs/bcachefs/btree_iter.c:2256 [inline] bch2_btree_iter_peek_max+0xc10/0x6370 fs/bcachefs/btree_iter.c:2359 bch2_btree_iter_peek_max_type fs/bcachefs/btree_iter.h:700 [inline] bch2_accounting_read+0xec4/0x6600 fs/bcachefs/disk_accounting.c:714 bch2_run_recovery_pass+0xf0/0x1e0 fs/bcachefs/recovery_passes.c:226 bch2_run_recovery_passes+0x2ad/0xa90 fs/bcachefs/recovery_passes.c:291 bch2_fs_recovery+0x292a/0x3e20 fs/bcachefs/recovery.c:936 bch2_fs_start+0x37c/0x620 fs/bcachefs/super.c:1057 bch2_fs_get_tree+0x1270/0x18d0 fs/bcachefs/fs.c:2253 vfs_get_tree+0x90/0x2b0 fs/super.c:1759 do_new_mount+0x2cf/0xb70 fs/namespace.c:3878 do_mount fs/namespace.c:4218 [inline] __do_sys_mount fs/namespace.c:4429 [inline] __se_sys_mount+0x38c/0x400 fs/namespace.c:4406 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe5e878e90a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe5e960ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fe5e960aef0 RCX: 00007fe5e878e90a RDX: 000020000000f640 RSI: 0000200000000200 RDI: 00007fe5e960aeb0 RBP: 000020000000f640 R08: 00007fe5e960aef0 R09: 0000000002a18414 R10: 0000000002a18414 R11: 0000000000000246 R12: 0000200000000200 R13: 00007fe5e960aeb0 R14: 000000000000f64b R15: 0000200000000140 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:bch2_btree_path_level_init+0x9cc/0xa00 fs/bcachefs/btree_iter.c:619 Code: 48 c7 c7 00 2b 35 8f 48 89 ee e8 2f 0c e9 00 e9 e9 fa ff ff e8 95 f7 6e fd 90 0f 0b e8 8d f7 6e fd 90 0f 0b e8 85 f7 6e fd 90 <0f> 0b e8 7d f7 6e fd 90 0f 0b e8 75 f7 6e fd 90 0f 0b e8 6d f7 6e RSP: 0018:ffffc9000d4b66a0 EFLAGS: 00010287 RAX: ffffffff8454736b RBX: 7fb8fa496b6d49b0 RCX: 0000000000100000 RDX: ffffc9000e60a000 RSI: 00000000000725e7 RDI: 00000000000725e8 RBP: dffffc0000000000 R08: ffffffff84546be0 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff52001a96cc8 R12: ffff888054765000 R13: 1a6981799c97a65b R14: 0000000000000000 R15: ffff888044e60033 FS: 00007fe5e960b6c0(0000) GS:ffff88808c5b7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005578b8e09038 CR3: 000000003c734000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400