[syzbot] Monthly block report (Oct 2024)

syzbot
2024-10-16T15:35:38Z

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, 23 issues are still open and 94 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 4260 Yes KMSAN: kernel-infoleak in filemap_read
https://syzkaller.appspot.com/bug?extid=905d785c4923bea2c1db
<2> 2332 Yes INFO: task hung in bdev_release
https://syzkaller.appspot.com/bug?extid=4da851837827326a7cd4
<3> 1566 Yes INFO: task hung in blkdev_fallocate
https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc
<4> 584 No INFO: task hung in bdev_open
https://syzkaller.appspot.com/bug?extid=5c6179f2c4f1e111df11
<5> 89 No INFO: task hung in read_part_sector (2)
https://syzkaller.appspot.com/bug?extid=82de77d3f217960f087d
<6> 44 Yes INFO: rcu detected stall in schedule (7)
https://syzkaller.appspot.com/bug?extid=005409b89b9a9675cb2a
<7> 37 Yes INFO: task hung in nbd_add_socket (2)
https://syzkaller.appspot.com/bug?extid=cbb4b1ebc70d0c5a8c29
<8> 30 No KCSAN: data-race in block_uevent / inc_diskseq (2)
https://syzkaller.appspot.com/bug?extid=c147f9175ec6cc7bd73b
<9> 16 Yes INFO: task hung in truncate_inode_pages
https://syzkaller.appspot.com/bug?extid=bae3c73c7bf2fe3a740b
<10> 11 Yes KASAN: slab-use-after-free Read in percpu_ref_put (2)
https://syzkaller.appspot.com/bug?extid=905d719acdbd213bf67e

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