[syzbot] Monthly nilfs report (Apr 2023)

[syzbot] Monthly nilfs report (Apr 2023)

[syzbot]

Hello nilfs maintainers/developers,

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

During the period, 1 new issues were detected and 3 were fixed.
In total, 17 issues are still open and 24 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  1238    Yes   INFO: task hung in lock_mount
                   https://syzkaller.appspot.com/bug?extid=221d75710bde87fa0e97
<2>  605     Yes   WARNING in nilfs_btree_assign
                   https://syzkaller.appspot.com/bug?extid=31837fe952932efc8fb9
<3>  321     Yes   WARNING in nilfs_sufile_set_segment_usage
                   https://syzkaller.appspot.com/bug?extid=14e9f834f6ddecece094
<4>  241     Yes   INFO: task hung in sync_inodes_sb (4)
                   https://syzkaller.appspot.com/bug?extid=7d50f1e54a12ba3aeae2
<5>  195     No    INFO: task hung in path_openat (7)
                   https://syzkaller.appspot.com/bug?extid=950a0cdaa2fdd14f5bdc
<6>  55      Yes   INFO: task hung in nilfs_detach_log_writer
                   https://syzkaller.appspot.com/bug?extid=e3973c409251e136fdd0
<7>  28      Yes   kernel BUG in folio_end_writeback
                   https://syzkaller.appspot.com/bug?extid=7e5cf1d80677ec185e63
<8>  21      No    KASAN: slab-out-of-bounds Read in nilfs_iget_test
                   https://syzkaller.appspot.com/bug?extid=cac676135771fc8f1eb2
<9>  6       No    BUG: unable to handle kernel NULL pointer dereference in nilfs_segctor_do_construct
                   https://syzkaller.appspot.com/bug?extid=5afc832d6dbb2fd17538
<10> 3       No    WARNING in nilfs_btree_propagate
                   https://syzkaller.appspot.com/bug?extid=527641d191abe35993c1

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

To disable reminders for individual bugs, reply with the following command:
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To change bug's subsystems, reply with:
#syz set <Ref> subsystems: new-subsystem

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[syzbot] Monthly nilfs report (Apr 2023)

[syzbot]

Hello nilfs maintainers/developers,

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

During the period, 1 new issues were detected and 3 were fixed.
In total, 17 issues are still open and 24 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  1238    Yes   INFO: task hung in lock_mount
                   https://syzkaller.appspot.com/bug?extid=221d75710bde87fa0e97
<2>  605     Yes   WARNING in nilfs_btree_assign
                   https://syzkaller.appspot.com/bug?extid=31837fe952932efc8fb9
<3>  321     Yes   WARNING in nilfs_sufile_set_segment_usage
                   https://syzkaller.appspot.com/bug?extid=14e9f834f6ddecece094
<4>  241     Yes   INFO: task hung in sync_inodes_sb (4)
                   https://syzkaller.appspot.com/bug?extid=7d50f1e54a12ba3aeae2
<5>  195     No    INFO: task hung in path_openat (7)
                   https://syzkaller.appspot.com/bug?extid=950a0cdaa2fdd14f5bdc
<6>  55      Yes   INFO: task hung in nilfs_detach_log_writer
                   https://syzkaller.appspot.com/bug?extid=e3973c409251e136fdd0
<7>  28      Yes   kernel BUG in folio_end_writeback
                   https://syzkaller.appspot.com/bug?extid=7e5cf1d80677ec185e63
<8>  21      No    KASAN: slab-out-of-bounds Read in nilfs_iget_test
                   https://syzkaller.appspot.com/bug?extid=cac676135771fc8f1eb2
<9>  6       No    BUG: unable to handle kernel NULL pointer dereference in nilfs_segctor_do_construct
                   https://syzkaller.appspot.com/bug?extid=5afc832d6dbb2fd17538
<10> 3       No    WARNING in nilfs_btree_propagate
                   https://syzkaller.appspot.com/bug?extid=527641d191abe35993c1

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org

To disable reminders for individual bugs, reply with the following command:
#syz set <Ref> no-reminders

To change bug's subsystems, reply with:
#syz set <Ref> subsystems: new-subsystem

You may send multiple commands in a single email message.