[syzbot] Monthly exfat report (May 2026)

[syzbot] Monthly exfat report (May 2026)

[syzbot]

Hello exfat maintainers/developers,

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

During the period, 1 new issues were detected and 0 were fixed.
In total, 11 issues are still open and 42 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 3047    Yes   possible deadlock in filemap_fault
                  https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d
<2> 917     Yes   WARNING in rcu_sync_dtor (2)
                  https://syzkaller.appspot.com/bug?extid=823cd0d24881f21ab9f1
<3> 64      No    KCSAN: data-race in fat12_ent_put / fat_mirror_bhs
                  https://syzkaller.appspot.com/bug?extid=51b4c65bb770155d058f
<4> 29      Yes   WARNING in fanotify_handle_event (2)
                  https://syzkaller.appspot.com/bug?extid=318aab2cf26bb7d40228
<5> 1       No    WARNING in fat_add_entries
                  https://syzkaller.appspot.com/bug?extid=872e83c344f0ae2cf617

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