linux-kernel - [syzbot] Monthly bpf report (Jan 2025)

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Message-ID: <678e05df.050a0220.303755.006d.GAE@google.com>
Date: Mon, 20 Jan 2025 00:14:23 -0800
From: syzbot <syzbot+list2d8ac09ea19806ba1dec@...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 (Jan 2025)

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, 1 new issues were detected and 0 were fixed.
In total, 37 issues are still open and 279 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  21432   Yes   possible deadlock in trie_delete_elem
                   https://syzkaller.appspot.com/bug?extid=9d95beb2a3c260622518
<2>  2116    Yes   WARNING in bpf_map_lookup_percpu_elem
                   https://syzkaller.appspot.com/bug?extid=dce5aae19ae4d6399986
<3>  1747    Yes   possible deadlock in __bpf_ringbuf_reserve
                   https://syzkaller.appspot.com/bug?extid=850aaf14624dc0c6d366
<4>  417     Yes   UBSAN: array-index-out-of-bounds in bpf_prog_select_runtime
                   https://syzkaller.appspot.com/bug?extid=d2a2c639d03ac200a4f1
<5>  318     Yes   KMSAN: uninit-value in ___bpf_prog_run (4)
                   https://syzkaller.appspot.com/bug?extid=853242d9c9917165d791
<6>  224     Yes   INFO: rcu detected stall in sys_clone (8)
                   https://syzkaller.appspot.com/bug?extid=c4c6c3dc10cc96bcf723
<7>  169     Yes   possible deadlock in __queue_map_get
                   https://syzkaller.appspot.com/bug?extid=8bdfc2c53fb2b63e1871
<8>  72      Yes   INFO: rcu detected stall in sys_bpf (9)
                   https://syzkaller.appspot.com/bug?extid=4fe86fa6110c580ea1f5
<9>  62      Yes   possible deadlock in queue_stack_map_push_elem
                   https://syzkaller.appspot.com/bug?extid=252bc5c744d0bba917e1
<10> 50      Yes   possible deadlock in __stack_map_get
                   https://syzkaller.appspot.com/bug?extid=dddd99ae26c656485d89

---
This report is generated by a bot. It may contain errors.
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