From: syzbot <syzbot+fd7e415d891073b83e1f@syzkaller.appspotmail.com>
To: eadavis@qq.com, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [bpf?] BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu
Date: Tue, 30 Jun 2026 03:26:01 -0700 [thread overview]
Message-ID: <6a4399b9.b42ede87.8e801.0005.GAE@google.com> (raw)
In-Reply-To: <tencent_A11B5C4B611B1A2505BA59BB2A338C9EAC08@qq.com>
Hello,
syzbot has tested the proposed patch but the reproducer is still triggering an issue:
lost connection to test machine
Tested on:
commit: 9b51a615 bpf,fork: wipe ->bpf_storage before bailouts ..
git tree: bpf
console output: https://syzkaller.appspot.com/x/log.txt?x=11a080d6580000
kernel config: https://syzkaller.appspot.com/x/.config?x=86ba763b42fa66a
dashboard link: https://syzkaller.appspot.com/bug?extid=fd7e415d891073b83e1f
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
patch: https://syzkaller.appspot.com/x/patch.diff?x=11028bae580000
next prev parent reply other threads:[~2026-06-30 10:26 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-30 6:20 [syzbot] [bpf?] BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu syzbot
2026-06-30 8:16 ` Edward Adam Davis
2026-06-30 10:26 ` syzbot [this message]
2026-06-30 8:20 ` Edward Adam Davis
2026-06-30 10:54 ` syzbot
2026-06-30 8:41 ` [PATCH] bpf: Fix smp_processor_id() call trace for preemptible kernels Edward Adam Davis
2026-06-30 8:49 ` sashiko-bot
2026-06-30 9:11 ` [PATCH v2] " Edward Adam Davis
2026-06-30 9:48 ` sashiko-bot
2026-06-30 11:14 ` Edward Adam Davis
2026-06-30 12:25 ` Jiayuan Chen
2026-06-30 12:46 ` Edward Adam Davis
2026-06-30 13:09 ` [PATCH v3] " Edward Adam Davis
2026-06-30 13:22 ` sashiko-bot
2026-06-30 14:11 ` [PATCH v4] " Edward Adam Davis
2026-06-30 14:29 ` sashiko-bot
2026-06-30 14:46 ` bot+bpf-ci
2026-07-01 0:27 ` [PATCH v5] " Edward Adam Davis
2026-07-01 19:57 ` Andrii Nakryiko
2026-07-02 4:34 ` Edward Adam Davis
2026-07-02 5:40 ` Alexei Starovoitov
2026-06-30 9:08 ` [syzbot] [bpf?] BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu Edward Adam Davis
2026-06-30 11:22 ` syzbot
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