[syzbot] Monthly xfs report (Jun 2023)

[syzbot]

Hello xfs maintainers/developers,

This is a 31-day syzbot report for the xfs subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/xfs

During the period, 2 new issues were detected and 0 were fixed.
In total, 22 issues are still open and 21 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 1885    No    KMSAN: uninit-value in __crc32c_le_base (3)
                  https://syzkaller.appspot.com/bug?extid=a6d6b8fffa294705dbd8
<2> 188     Yes   KASAN: stack-out-of-bounds Read in xfs_buf_lock
                  https://syzkaller.appspot.com/bug?extid=0bc698a422b5e4ac988c
<3> 127     Yes   INFO: task hung in xfs_buf_item_unpin
                  https://syzkaller.appspot.com/bug?extid=3f083e9e08b726fcfba2
<4> 48      No    KCSAN: data-race in __filemap_remove_folio / folio_mapping (2)
                  https://syzkaller.appspot.com/bug?extid=606f94dfeaaa45124c90
<5> 13      No    KASAN: use-after-free Read in xfs_inode_item_push
                  https://syzkaller.appspot.com/bug?extid=f0da51f81ea0b040c803
<6> 7       Yes   KASAN: stack-out-of-bounds Read in xfs_buf_delwri_submit_buffers
                  https://syzkaller.appspot.com/bug?extid=d2cdeba65d32ed1d2c4d

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