[syzbot] Monthly block report (Aug 2023)

From: syzbot
Date: Mon Aug 07 2023 - 03:29:03 EST


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, 2 new issues were detected and 1 were fixed.
In total, 25 issues are still open and 85 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 1313 Yes WARNING in copy_page_from_iter
https://syzkaller.appspot.com/bug?extid=63dec323ac56c28e644f
<2> 398 Yes INFO: task hung in blkdev_put (4)
https://syzkaller.appspot.com/bug?extid=9a29d5e745bd7523c851
<3> 152 No KMSAN: kernel-infoleak in copy_page_to_iter (4)
https://syzkaller.appspot.com/bug?extid=17a061f6132066e9fb95
<4> 111 Yes INFO: task hung in __filemap_get_folio
https://syzkaller.appspot.com/bug?extid=0e9dc403e57033a74b1d
<5> 93 Yes INFO: task hung in blkdev_fallocate
https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc
<6> 24 Yes INFO: task hung in blkdev_get_by_dev (5)
https://syzkaller.appspot.com/bug?extid=6229476844294775319e
<7> 23 Yes WARNING in blk_register_tracepoints
https://syzkaller.appspot.com/bug?extid=c54ded83396afee31eb1
<8> 12 Yes WARNING in wait_til_done (2)
https://syzkaller.appspot.com/bug?extid=9bc4da690ee5334f5d15
<9> 4 No general protection fault in reset_interrupt (3)
https://syzkaller.appspot.com/bug?extid=619e27617b2abe6b9b72

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