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Message-ID: <000000000000633cf1061fa4125b@google.com>
Date: Wed, 14 Aug 2024 05:43:23 -0700
From: syzbot <syzbot+list2edbf5245474e3beec7a@...kaller.appspotmail.com>
To: andrii@...nel.org, ast@...nel.org, bpf@...r.kernel.org, 
	daniel@...earbox.net, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly bpf report (Aug 2024)

Hello bpf maintainers/developers,

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

During the period, 2 new issues were detected and 6 were fixed.
In total, 48 issues are still open and 269 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  19123   Yes   possible deadlock in trie_delete_elem
                   https://syzkaller.appspot.com/bug?extid=9d95beb2a3c260622518
<2>  13875   Yes   KASAN: slab-out-of-bounds Read in btf_datasec_check_meta
                   https://syzkaller.appspot.com/bug?extid=cc32304f6487ebff9b70
<3>  8937    Yes   possible deadlock in task_fork_fair
                   https://syzkaller.appspot.com/bug?extid=1a93ee5d329e97cfbaff
<4>  1885    Yes   WARNING in bpf_map_lookup_percpu_elem
                   https://syzkaller.appspot.com/bug?extid=dce5aae19ae4d6399986
<5>  1371    Yes   possible deadlock in __bpf_ringbuf_reserve
                   https://syzkaller.appspot.com/bug?extid=850aaf14624dc0c6d366
<6>  336     Yes   general protection fault in dev_map_enqueue (2)
                   https://syzkaller.appspot.com/bug?extid=cca39e6e84a367a7e6f6
<7>  199     Yes   KMSAN: uninit-value in ___bpf_prog_run (4)
                   https://syzkaller.appspot.com/bug?extid=853242d9c9917165d791
<8>  147     Yes   possible deadlock in __queue_map_get
                   https://syzkaller.appspot.com/bug?extid=8bdfc2c53fb2b63e1871
<9>  102     No    possible deadlock in trie_update_elem
                   https://syzkaller.appspot.com/bug?extid=ea624e536fee669a05cf
<10> 77      Yes   INFO: rcu detected stall in sys_openat (3)
                   https://syzkaller.appspot.com/bug?extid=23d96fb466ad56cbb5e5

---
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@...glegroups.com.

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

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