[syzbot] Monthly block report (Jun 2026)

[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, 0 new issues were detected and 0 were fixed.
In total, 17 issues are still open and 112 have already been fixed.
There are also 26 low-priority issues.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 9088 Yes KMSAN: kernel-infoleak in filemap_read
https://syzkaller.appspot.com/bug?extid=905d785c4923bea2c1db
<2> 1729 Yes INFO: task hung in blkdev_fallocate
https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc
<3> 215 Yes general protection fault in rtlock_slowlock_locked
https://syzkaller.appspot.com/bug?extid=08df3e4c9b304b37cb04
<4> 60724 Yes possible deadlock in __submit_bio
https://syzkaller.appspot.com/bug?extid=949ae54e95a2fab4cbb4
<5> 69 Yes INFO: task hung in blk_trace_remove (2)
https://syzkaller.appspot.com/bug?extid=2373f6be3e6de4f92562
<6> 18 No KASAN: slab-out-of-bounds Read in blk_mq_free_rqs
https://syzkaller.appspot.com/bug?extid=e90526cab23b9efcd03c

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