[syzbot] Monthly nbd report (Nov 2025)

[syzbot] Monthly nbd report (Nov 2025)

[syzbot]

Hello nbd maintainers/developers,

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

During the period, 1 new issues were detected and 0 were fixed.
In total, 7 issues are still open and 8 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 2373    Yes   possible deadlock in pcpu_alloc_noprof (2)
                  https://syzkaller.appspot.com/bug?extid=91771b3fb86ec2dd7227
<2> 339     Yes   INFO: task hung in nbd_queue_rq
                  https://syzkaller.appspot.com/bug?extid=30c16035531e3248dcbc
<3> 64      Yes   possible deadlock in nbd_queue_rq
                  https://syzkaller.appspot.com/bug?extid=3dbc6142c85cc77eaf04
<4> 4       Yes   KASAN: slab-use-after-free Write in recv_work (3)
                  https://syzkaller.appspot.com/bug?extid=56fbf4c7ddf65e95c7cc

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