[syzbot] Monthly jfs report (Aug 2026)

[syzbot] Monthly jfs report (Aug 2026)

[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, 4 new issues were detected and 0 were fixed.
In total, 72 issues are still open and 73 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  105337  Yes   kernel BUG in jfs_evict_inode
                   https://syzkaller.appspot.com/bug?extid=9c0c58ea2e4887ab502e
<2>  61635   Yes   KASAN: slab-use-after-free Read in lbmIODone
                   https://syzkaller.appspot.com/bug?extid=ecf51a7ccb6b1394e90c
<3>  55185   Yes   WARNING in dbAdjTree
                   https://syzkaller.appspot.com/bug?extid=ab18fa9c959320611727
<4>  48552   Yes   kernel BUG in txUnlock
                   https://syzkaller.appspot.com/bug?extid=a63afa301d1258d09267
<5>  7954    Yes   KASAN: slab-use-after-free Write in dtSplitPage
                   https://syzkaller.appspot.com/bug?extid=a939a1121380d3212940
<6>  7907    Yes   general protection fault in txEnd
                   https://syzkaller.appspot.com/bug?extid=1d096d31de6a0491b55e
<7>  7737    Yes   kernel BUG in dbFindLeaf
                   https://syzkaller.appspot.com/bug?extid=dcea2548c903300a400e
<8>  5214    Yes   INFO: task hung in lock_metapage
                   https://syzkaller.appspot.com/bug?extid=1d84a1682e4673d5c4fb
<9>  3274    Yes   UBSAN: array-index-out-of-bounds in dtInsertEntry
                   https://syzkaller.appspot.com/bug?extid=5f7f0caf9979e9d09ff8
<10> 1554    Yes   WARNING in dbJoin
                   https://syzkaller.appspot.com/bug?extid=a67911c5a11315aa55a8

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