[syzbot] Monthly jfs report (Apr 2023)

[syzbot]

Hello jfs maintainers/developers,

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

During the period, 1 new issues were detected and 0 were fixed.
In total, 63 issues are still open and 9 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  4032    Yes   UBSAN: shift-out-of-bounds in extAlloc
                   https://syzkaller.appspot.com/bug?extid=5f088f29593e6b4c8db8
<2>  940     Yes   KASAN: slab-out-of-bounds Read in hex_dump_to_buffer
                   https://syzkaller.appspot.com/bug?extid=489783e0c22fbb27d8e9
<3>  871     Yes   UBSAN: array-index-out-of-bounds in xtInsert
                   https://syzkaller.appspot.com/bug?extid=55a7541cfd25df68109e
<4>  594     Yes   general protection fault in lmLogSync (2)
                   https://syzkaller.appspot.com/bug?extid=e14b1036481911ae4d77
<5>  455     Yes   kernel BUG in jfs_evict_inode
                   https://syzkaller.appspot.com/bug?extid=9c0c58ea2e4887ab502e
<6>  306     Yes   general protection fault in write_special_inodes
                   https://syzkaller.appspot.com/bug?extid=c732e285f8fc38d15916
<7>  229     Yes   kernel BUG in txUnlock
                   https://syzkaller.appspot.com/bug?extid=a63afa301d1258d09267
<8>  221     Yes   UBSAN: array-index-out-of-bounds in dbAllocBits
                   https://syzkaller.appspot.com/bug?extid=ae2f5a27a07ae44b0f17
<9>  202     Yes   UBSAN: array-index-out-of-bounds in txCommit
                   https://syzkaller.appspot.com/bug?extid=0558d19c373e44da3c18
<10> 136     Yes   general protection fault in jfs_flush_journal
                   https://syzkaller.appspot.com/bug?extid=194bfe3476f96782c0b6

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