[syzbot] Monthly udf report (Jan 2024)

[syzbot]

Hello udf maintainers/developers,

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

During the period, 1 new issues were detected and 0 were fixed.
In total, 16 issues are still open and 18 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  2016    Yes   WARNING in udf_truncate_extents
                   https://syzkaller.appspot.com/bug?extid=43fc5ba6dcb33e3261ca
<2>  250     Yes   KMSAN: uninit-value in udf_update_tag
                   https://syzkaller.appspot.com/bug?extid=d31185aa54170f7fc1f5
<3>  144     Yes   KASAN: use-after-free Write in udf_close_lvid
                   https://syzkaller.appspot.com/bug?extid=60864ed35b1073540d57
<4>  39      Yes   KASAN: use-after-free Read in udf_finalize_lvid
                   https://syzkaller.appspot.com/bug?extid=46073c22edd7f242c028
<5>  37      Yes   KASAN: use-after-free Read in udf_sync_fs
                   https://syzkaller.appspot.com/bug?extid=82df44ede2faca24c729
<6>  20      Yes   WARNING in udf_setsize (2)
                   https://syzkaller.appspot.com/bug?extid=db6df8c0f578bc11e50e
<7>  6       Yes   UBSAN: array-index-out-of-bounds in udf_process_sequence
                   https://syzkaller.appspot.com/bug?extid=abb7222a58e4ebc930ad
<8>  5       Yes   KASAN: slab-out-of-bounds Write in udf_adinicb_writepage
                   https://syzkaller.appspot.com/bug?extid=a3db10baf0c0ee459854
<9>  3       No    WARNING in udf_prealloc_blocks (2)
                   https://syzkaller.appspot.com/bug?extid=cc2b732891efbf755b78
<10> 2       Yes   KASAN: slab-use-after-free Read in udf_free_blocks
                   https://syzkaller.appspot.com/bug?extid=0b7937459742a0a4cffd

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