[syzbot] Monthly block report (Nov 2025)

[syzbot] Monthly block report (Nov 2025)

[syzbot]

Hello block maintainers/developers,

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

During the period, 1 new issues were detected and 0 were fixed.
In total, 42 issues are still open and 105 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  6246    No    INFO: task hung in read_part_sector (2)
                   https://syzkaller.appspot.com/bug?extid=82de77d3f217960f087d
<2>  2620    Yes   INFO: task hung in bdev_release
                   https://syzkaller.appspot.com/bug?extid=4da851837827326a7cd4
<3>  2474    Yes   INFO: task hung in bdev_open
                   https://syzkaller.appspot.com/bug?extid=5c6179f2c4f1e111df11
<4>  1931    Yes   INFO: task hung in sync_bdevs (3)
                   https://syzkaller.appspot.com/bug?extid=97bc0b256218ed6df337
<5>  1692    Yes   INFO: task hung in blkdev_fallocate
                   https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc
<6>  636     Yes   possible deadlock in elevator_change
                   https://syzkaller.appspot.com/bug?extid=ccae337393ac17091c34
<7>  237     No    INFO: task hung in queue_limits_commit_update_frozen
                   https://syzkaller.appspot.com/bug?extid=f272bbfbf8498ddadea5
<8>  87      Yes   WARNING in blk_register_tracepoints
                   https://syzkaller.appspot.com/bug?extid=c54ded83396afee31eb1
<9>  44      Yes   INFO: rcu detected stall in wb_workfn (4)
                   https://syzkaller.appspot.com/bug?extid=5b4f4f81240931b16844
<10> 31      Yes   general protection fault in rtlock_slowlock_locked
                   https://syzkaller.appspot.com/bug?extid=08df3e4c9b304b37cb04

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