[syzbot] Monthly exfat report (Jan 2025)

[syzbot] Monthly exfat report (Jan 2025)

[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 1 were fixed.
In total, 14 issues are still open and 21 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 3312    Yes   INFO: task hung in exfat_write_inode
                  https://syzkaller.appspot.com/bug?extid=2f73ed585f115e98aee8
<2> 1094    Yes   WARNING in __brelse (3)
                  https://syzkaller.appspot.com/bug?extid=ce3af36144a13b018cc7
<3> 60      Yes   KMSAN: uninit-value in iov_iter_alignment_iovec
                  https://syzkaller.appspot.com/bug?extid=f2a9c06bfaa027217ebb
<4> 16      No    general protection fault in exfat_init_dir_entry
                  https://syzkaller.appspot.com/bug?extid=ff3c3b48f27747505446
<5> 14      Yes   general protection fault in exfat_get_dentry_cached
                  https://syzkaller.appspot.com/bug?extid=8f8fe64a30c50b289a18
<6> 12      Yes   KMSAN: kernel-infoleak in pipe_read
                  https://syzkaller.appspot.com/bug?extid=41ebd857f013384237a9
<7> 11      Yes   INFO: task hung in chmod_common (5)
                  https://syzkaller.appspot.com/bug?extid=4426dfa686191fab8b50
<8> 7       Yes   INFO: task hung in exfat_lookup (3)
                  https://syzkaller.appspot.com/bug?extid=73c8cd74d6440aef4d6a
<9> 6       Yes   general protection fault in exfat_find_empty_entry
                  https://syzkaller.appspot.com/bug?extid=8941485e471cec199c9e

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