done bcachefs (loop0): check_topology... bcachefs (loop0): btree root snapshots unreadable, must recover from scan bcachefs (loop0): no nodes found for btree snapshots, continuing done bcachefs (loop0): accounting_read... done bcachefs (loop0): alloc_read... done bcachefs (loop0): snapshots_read... bcachefs (loop0): running explicit recovery pass reconstruct_snapshots (21), currently at snapshots_read (7) done bcachefs (loop0): check_allocations... bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq ac62141f8dc7e261 written 24 min_key POS_MIN durability: 1 ptr: 0:26:0 gen 0, fixing bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap 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, fixing bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap 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, fixing bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq c0bef60d07ceb940 written 16 min_key POS_MIN durability: 1 ptr: 0:35:0 gen 0, fixing bcachefs (loop0): btree ptr not marked in member info btree allocated bitmap u64s 11 type btree_ptr_v2 SPOS_MAX len 0 ver 0: seq e81e1ed936acf3df written 32 min_key POS_MIN durability: 1 ptr: 0:29:0 gen 0, fixing bcachefs (loop0): bucket 0:32 gen 0 has wrong data_type: got btree, should be need_discard, fixing bcachefs (loop0): bucket 0:32 gen 0 data type need_discard has wrong dirty_sectors: got 256, should be 0, fixing done bcachefs (loop0): going read-write bcachefs (loop0): journal_replay... done bcachefs (loop0): check_lrus... done bcachefs (loop0): check_backpointers_to_extents... done bcachefs (loop0): check_extents_to_backpointers... bcachefs (loop0): scanning for missing backpointers in 6/128 buckets done bcachefs (loop0): reconstruct_snapshots... bcachefs (loop0): snapshot node 4294905343 from tree 4294905343 missing, recreating bcachefs (loop0): snapshot node 4294967295 from tree 4294967295 missing, recreating done bcachefs (loop0): check_inodes... done bcachefs (loop0): resume_logged_ops... done bcachefs (loop0): delete_dead_inodes... done bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean bcachefs (loop0): check_lrus... done bcachefs (loop0): check_backpointers_to_extents... done bcachefs (loop0): check_extents_to_backpointers... done bcachefs (loop0): reconstruct_snapshots... done bcachefs (loop0): check_inodes... done bcachefs (loop0): resume_logged_ops... done bcachefs (loop0): delete_dead_inodes... done bcachefs (loop0): reading quotas bcachefs (loop0): quotas done bcachefs (loop0): done starting filesystem ------------[ cut here ]------------ kernel BUG at fs/bcachefs/quota.c:319! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5312 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller #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_quota_transfer fs/bcachefs/quota.c:319 [inline] RIP: 0010:bch2_quota_transfer+0xa29/0xa50 fs/bcachefs/quota.c:367 Code: ff ff 89 f9 80 e1 07 38 c1 0f 8c 72 f7 ff ff 48 89 d3 e8 ca eb dd fd 48 89 da e9 62 f7 ff ff e8 cd 4d 12 07 e8 b8 f7 7b fd 90 <0f> 0b e8 b0 f7 7b fd 90 0f 0b e8 a8 f7 7b fd 90 0f 0b e8 a0 f7 7b RSP: 0018:ffffc9000d27f720 EFLAGS: 00010287 RAX: ffffffff8443d898 RBX: 0000000000000000 RCX: 0000000000100000 RDX: ffffc9000e1ca000 RSI: 0000000000000917 RDI: 0000000000000918 RBP: ffffc9000d27f8d0 R08: 0000000000000001 R09: 0000000000000001 R10: dffffc0000000000 R11: fffffbfff1efdb2f R12: 0000000000000000 R13: ffff888051e09028 R14: 1ffff11008605b0a R15: dffffc0000000000 FS: 00007ff3429f56c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000040 CR3: 00000000404e4000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_fs_quota_transfer+0x27d/0x4f0 fs/bcachefs/fs.c:179 bch2_setattr_nonsize+0x3a6/0x10e0 fs/bcachefs/fs.c:1126 notify_change+0xb33/0xe40 fs/attr.c:552 chown_common+0x3f9/0x5a0 fs/open.c:782 vfs_fchown fs/open.c:850 [inline] ksys_fchown+0xea/0x160 fs/open.c:862 __do_sys_fchown fs/open.c:867 [inline] __se_sys_fchown fs/open.c:865 [inline] __x64_sys_fchown+0x7a/0x90 fs/open.c:865 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff34658e969 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:00007ff3429f5038 EFLAGS: 00000246 ORIG_RAX: 000000000000005d RAX: ffffffffffffffda RBX: 00007ff3467b5fa0 RCX: 00007ff34658e969 RDX: 000000000000000a RSI: 000000003a736e6f RDI: 0000000000000007 RBP: 00007ff346610ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ff3467b5fa0 R15: 00007ffec371d158 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__bch2_quota_transfer fs/bcachefs/quota.c:319 [inline] RIP: 0010:bch2_quota_transfer+0xa29/0xa50 fs/bcachefs/quota.c:367 Code: ff ff 89 f9 80 e1 07 38 c1 0f 8c 72 f7 ff ff 48 89 d3 e8 ca eb dd fd 48 89 da e9 62 f7 ff ff e8 cd 4d 12 07 e8 b8 f7 7b fd 90 <0f> 0b e8 b0 f7 7b fd 90 0f 0b e8 a8 f7 7b fd 90 0f 0b e8 a0 f7 7b RSP: 0018:ffffc9000d27f720 EFLAGS: 00010287 RAX: ffffffff8443d898 RBX: 0000000000000000 RCX: 0000000000100000 RDX: ffffc9000e1ca000 RSI: 0000000000000917 RDI: 0000000000000918 RBP: ffffc9000d27f8d0 R08: 0000000000000001 R09: 0000000000000001 R10: dffffc0000000000 R11: fffffbfff1efdb2f R12: 0000000000000000 R13: ffff888051e09028 R14: 1ffff11008605b0a R15: dffffc0000000000 FS: 00007ff3429f56c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffffffff000 CR3: 00000000404e4000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400