[syzbot] [xfs?] WARNING in xfs_buf_get_map

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 715abedee4cd Add linux-next specific files for 20230515
git tree: linux-next
console+strace: https://syzkaller.appspot.com/x/log.txt?x=171fe7bd280000
kernel config: https://syzkaller.appspot.com/x/.config?x=6a2745d066dda0ec
dashboard link: https://syzkaller.appspot.com/bug?extid=f1b6cf577de987741ca4
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=115992ed280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12fae015280000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/d4d1d06b34b8/disk-715abede.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/3ef33a86fdc8/vmlinux-715abede.xz
kernel image: https://storage.googleapis.com/syzbot-assets/e0006b413ed1/bzImage-715abede.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/d857490c5037/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f1b6cf...@syzkaller.appspotmail.com

XFS (loop0): Ending clean mount
XFS (loop0): Quotacheck needed: Please wait.
XFS (loop0): Quotacheck: Done.
XFS (loop0): xfs_buf_map_verify: daddr 0x7ffffffffff0 out of range, EOFS 0x8000
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5005 at fs/xfs/xfs_buf.c:535 xfs_buf_map_verify fs/xfs/xfs_buf.c:532 [inline]
WARNING: CPU: 1 PID: 5005 at fs/xfs/xfs_buf.c:535 xfs_buf_get_map+0x1db3/0x2fd0 fs/xfs/xfs_buf.c:688
Modules linked in:
CPU: 1 PID: 5005 Comm: syz-executor273 Not tainted 6.4.0-rc2-next-20230515-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:xfs_buf_map_verify fs/xfs/xfs_buf.c:535 [inline]
RIP: 0010:xfs_buf_get_map+0x1db3/0x2fd0 fs/xfs/xfs_buf.c:688
Code: eb 75 fe 48 8b b5 50 ff ff ff 49 89 d9 4d 89 f8 48 c7 c1 e0 81 8b 8a 48 c7 c2 40 7e 8b 8a 48 c7 c7 a0 7e 8b 8a e8 7d 22 06 00 <0f> 0b 41 bd 8b ff ff ff e9 cf ee ff ff e8 4b eb 75 fe 4c 89 e7 e8
RSP: 0018:ffffc90003a0f560 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000008000 RCX: 0000000000000000
RDX: ffff888028141dc0 RSI: ffffffff83145c36 RDI: 0000000000000005
RBP: ffffc90003a0f6a8 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffffffea R11: 0000000000000001 R12: 0000000000000001
R13: 0000000000000003 R14: dffffc0000000000 R15: 00007ffffffffff0
FS: 000055555688d300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000066c7e0 CR3: 0000000076741000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
xfs_trans_get_buf_map+0x298/0x710 fs/xfs/xfs_trans_buf.c:156
xfs_trans_get_buf fs/xfs/xfs_trans.h:189 [inline]
xfs_dquot_disk_alloc+0x859/0xb80 fs/xfs/xfs_dquot.c:346
xfs_qm_dqread+0x4dd/0x570 fs/xfs/xfs_dquot.c:665
xfs_qm_dqget+0x141/0x4b0 fs/xfs/xfs_dquot.c:869
xfs_qm_vop_dqalloc+0x5f2/0xe70 fs/xfs/xfs_qm.c:1724
xfs_setattr_nonsize+0xab1/0xd30 fs/xfs/xfs_iops.c:702
xfs_vn_setattr+0x1fb/0x260 fs/xfs/xfs_iops.c:1023
notify_change+0xb2c/0x1180 fs/attr.c:483
chown_common+0x57f/0x650 fs/open.c:774
vfs_fchown fs/open.c:842 [inline]
vfs_fchown fs/open.c:834 [inline]
ksys_fchown+0x115/0x170 fs/open.c:853
__do_sys_fchown fs/open.c:861 [inline]
__se_sys_fchown fs/open.c:859 [inline]
__x64_sys_fchown+0x73/0xb0 fs/open.c:859
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd290b4b969
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff36598308 EFLAGS: 00000246 ORIG_RAX: 000000000000005d
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd290b4b969
RDX: 000000000000ee00 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007fd290b0b200 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd290b0b290
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
</TASK>


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[syzbot]

Auto-closing this bug as obsolete.
No recent activity, existing reproducers are no longer triggering the issue.