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+f1b6cf577de987741ca4@xxxxxxxxxxxxxxxxxxxxxxxxx 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> --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the bug is already fixed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to change bug's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the bug is a duplicate of another bug, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
