done bcachefs (loop0): check_subvol_children... done bcachefs (loop0): delete_dead_snapshots... done bcachefs (loop0): check_inodes... done bcachefs (loop0): check_extents... done bcachefs (loop0): check_indirect_extents... done bcachefs (loop0): check_dirents... done bcachefs (loop0): check_xattrs... done bcachefs (loop0): check_root... done bcachefs (loop0): check_unreachable_inodes... done bcachefs (loop0): check_subvolume_structure... done bcachefs (loop0): check_directory_structure... done bcachefs (loop0): check_nlinks... done bcachefs (loop0): resume_logged_ops... done bcachefs (loop0): delete_dead_inodes... done bcachefs (loop0): set_fs_needs_rebalance... done bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean bcachefs (loop0): check_alloc_info... done bcachefs (loop0): check_lrus... done bcachefs (loop0): check_btree_backpointers... done bcachefs (loop0): check_backpointers_to_extents... done bcachefs (loop0): check_extents_to_backpointers... bcachefs (loop0): scanning for missing backpointers in 1/128 buckets done bcachefs (loop0): check_alloc_to_lru_refs... done bcachefs (loop0): bucket_gens_init... done bcachefs (loop0): reconstruct_snapshots... done bcachefs (loop0): check_snapshot_trees... done bcachefs (loop0): check_snapshots... done bcachefs (loop0): check_subvols... done bcachefs (loop0): check_subvol_children... done bcachefs (loop0): delete_dead_snapshots... done bcachefs (loop0): check_inodes... done bcachefs (loop0): check_extents... done bcachefs (loop0): check_indirect_extents... done bcachefs (loop0): check_dirents... done bcachefs (loop0): check_xattrs... done bcachefs (loop0): check_root... done bcachefs (loop0): check_unreachable_inodes... done bcachefs (loop0): check_subvolume_structure... done bcachefs (loop0): check_directory_structure... done bcachefs (loop0): check_nlinks... done bcachefs (loop0): resume_logged_ops... done bcachefs (loop0): delete_dead_inodes... done bcachefs (loop0): set_fs_needs_rebalance... done bcachefs (loop0): reading quotas bcachefs (loop0): quotas done bcachefs (loop0): done starting filesystem xt_l2tp: missing protocol rule (udp|l2tpip) ------------[ cut here ]------------ kernel BUG at fs/bcachefs/quota.c:319! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5314 Comm: syz.0.0 Not tainted 6.13.0-syzkaller-00603-g3d3a9c8b89d4 #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_quota_transfer fs/bcachefs/quota.c:319 [inline] RIP: 0010:bch2_quota_transfer+0xaba/0xad0 fs/bcachefs/quota.c:367 Code: 48 c7 c7 f0 01 f7 8e 4c 89 e6 e8 21 7f b2 00 e9 c8 fd ff ff e8 47 14 52 fd 90 0f 0b e8 3f 14 52 fd 90 0f 0b e8 37 14 52 fd 90 <0f> 0b e8 2f 14 52 fd 90 0f 0b e8 a7 8b 80 07 0f 1f 80 00 00 00 00 RSP: 0018:ffffc9000d527640 EFLAGS: 00010287 RAX: ffffffff844d70c9 RBX: ffff8880520ea140 RCX: 0000000000100000 RDX: ffffc9000e22a000 RSI: 0000000000000a5f RDI: 0000000000000a60 RBP: ffffc9000d5277e8 R08: ffffffff844d6d99 R09: 0000000000000001 R10: dffffc0000000000 R11: fffffbfff2034c1f R12: 0000000000000001 R13: 0000000000000000 R14: 1ffff1100a4d9c05 R15: ffff8880526ce028 FS: 00007f46f2f246c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000052ab0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_fs_quota_transfer+0x282/0x4d0 fs/bcachefs/fs.c:160 bch2_setattr_nonsize+0x3c1/0x12a0 fs/bcachefs/fs.c:1080 notify_change+0xbca/0xe90 fs/attr.c:552 chown_common+0x501/0x850 fs/open.c:771 do_fchownat+0x16a/0x240 fs/open.c:802 __do_sys_lchown fs/open.c:827 [inline] __se_sys_lchown fs/open.c:825 [inline] __x64_sys_lchown+0x85/0xa0 fs/open.c:825 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: 0033:0x7f46f2185d29 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:00007f46f2f24038 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 00007f46f2375fa0 RCX: 00007f46f2185d29 RDX: 000000000000ee00 RSI: 0000000000000000 RDI: 0000000020000380 RBP: 00007f46f2201b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f46f2375fa0 R15: 00007ffdc5af4d58 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__bch2_quota_transfer fs/bcachefs/quota.c:319 [inline] RIP: 0010:bch2_quota_transfer+0xaba/0xad0 fs/bcachefs/quota.c:367 Code: 48 c7 c7 f0 01 f7 8e 4c 89 e6 e8 21 7f b2 00 e9 c8 fd ff ff e8 47 14 52 fd 90 0f 0b e8 3f 14 52 fd 90 0f 0b e8 37 14 52 fd 90 <0f> 0b e8 2f 14 52 fd 90 0f 0b e8 a7 8b 80 07 0f 1f 80 00 00 00 00 RSP: 0018:ffffc9000d527640 EFLAGS: 00010287 RAX: ffffffff844d70c9 RBX: ffff8880520ea140 RCX: 0000000000100000 RDX: ffffc9000e22a000 RSI: 0000000000000a5f RDI: 0000000000000a60 RBP: ffffc9000d5277e8 R08: ffffffff844d6d99 R09: 0000000000000001 R10: dffffc0000000000 R11: fffffbfff2034c1f R12: 0000000000000001 R13: 0000000000000000 R14: 1ffff1100a4d9c05 R15: ffff8880526ce028 FS: 00007f46f2f246c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f46e697a000 CR3: 0000000052ab0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400