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

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Message-ID: <67e08a1a.050a0220.a7ebc.0004.GAE@google.com>
Date: Sun, 23 Mar 2025 15:24:26 -0700
From: syzbot <syzbot+list3422dac14361a02f01d5@...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 (Mar 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 1 were fixed.
In total, 29 issues are still open and 282 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  21440   Yes   possible deadlock in trie_delete_elem
                   https://syzkaller.appspot.com/bug?extid=9d95beb2a3c260622518
<2>  2281    Yes   possible deadlock in __bpf_ringbuf_reserve
                   https://syzkaller.appspot.com/bug?extid=850aaf14624dc0c6d366
<3>  2116    Yes   WARNING in bpf_map_lookup_percpu_elem
                   https://syzkaller.appspot.com/bug?extid=dce5aae19ae4d6399986
<4>  242     Yes   INFO: rcu detected stall in sys_clone (8)
                   https://syzkaller.appspot.com/bug?extid=c4c6c3dc10cc96bcf723
<5>  178     Yes   possible deadlock in __queue_map_get
                   https://syzkaller.appspot.com/bug?extid=8bdfc2c53fb2b63e1871
<6>  78      Yes   possible deadlock in queue_stack_map_push_elem
                   https://syzkaller.appspot.com/bug?extid=252bc5c744d0bba917e1
<7>  68      No    INFO: rcu detected stall in sys_sendmmsg (7)
                   https://syzkaller.appspot.com/bug?extid=53e660acb94e444b9d63
<8>  56      Yes   possible deadlock in __stack_map_get
                   https://syzkaller.appspot.com/bug?extid=dddd99ae26c656485d89
<9>  40      Yes   INFO: rcu detected stall in ip_list_rcv (6)
                   https://syzkaller.appspot.com/bug?extid=45b67ef6e09a39a2cbcd
<10> 31      Yes   BUG: MAX_STACK_TRACE_ENTRIES too low! (4)
                   https://syzkaller.appspot.com/bug?extid=c6c4861455fdd207f160

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