From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dvalin.narfation.org (dvalin.narfation.org [213.160.73.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E8D973FBB9; Tue, 19 Mar 2024 13:19:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.160.73.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710854376; cv=none; b=E4ZyEl7pDrgfQp/JcQUFJBVejjc9mV5M0NEVUrgJpJ1sB7kvhGb5m5UBb5PdimUwyBO1r3hEzjLpm4KblkAfc7Vl87yJs7un9I3Y4MyVfinoqP/axud3eLj6N/YNDfxGyfCtxcYeGFNBCJaaOomV+uH3WkiNPIIMIYwq2SJdapU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710854376; c=relaxed/simple; bh=y5PFZZrOqJ9NtxbU4B1OWP5hKkoz13ncb5FkS6JbXw0=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=cj6PxbU/7GN6KPgw5PCM4XkQ1/Eu0LiB5bDqX9XLceMxxyJDmg6iIWv0R6Y45WHzM+YgqvkPBvBvTiQLDr0qihcPyLJlTYIWlMyAaTYvrNI0KLXqpumYge9Sqj6XHS1avTrqhh95eUzJLQz/A35SE04vp4NU8TiZyizxEuVD4y4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=narfation.org; spf=pass smtp.mailfrom=narfation.org; dkim=pass (1024-bit key) header.d=narfation.org header.i=@narfation.org header.b=ebQjNwzQ; arc=none smtp.client-ip=213.160.73.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=narfation.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=narfation.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=narfation.org header.i=@narfation.org header.b="ebQjNwzQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=narfation.org; s=20121; t=1710854364; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=qlMWgzCdIDDA3TfwtyMcSQvofdYr4JxDgv8/lzTuVSY=; b=ebQjNwzQiC9YAQIOw5K3DJugtjjHnKCsOBqUZQHO8KmDFC6CaDWqsrzvDnWawN8KYIvZZJ XbyOlyAJJtqqZAaLqXXGmzYogRHlo7EELioeF50I9zQKOShoFQZ+uFkka5OuOdcK4CNuFI aDWZ+pU6Iwl84el0Fv8w7jzskZmX3xM= From: Sven Eckelmann To: akpm@linux-foundation.org, andrii@kernel.org, ast@kernel.org, b.a.t.m.a.n@lists.open-mesh.org, bpf@vger.kernel.org, christian@brauner.io, daniel@iogearbox.net, dvyukov@google.com, edumazet@google.com, elver@google.com, glider@google.com, hdanton@sina.com, jakub@cloudflare.com, jannh@google.com, john.fastabend@gmail.com, kasan-dev@googlegroups.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mareklindner@neomailbox.ch, mark.rutland@arm.com, netdev@vger.kernel.org, pabeni@redhat.com, shakeelb@google.com, syzkaller-bugs@googlegroups.com, syzbot Subject: Re: [syzbot] [batman?] [bpf?] possible deadlock in lock_timer_base Date: Tue, 19 Mar 2024 14:19:20 +0100 Message-ID: <2615678.iZASKD2KPV@ripper> In-Reply-To: <000000000000901b1c0614010091@google.com> References: <000000000000901b1c0614010091@google.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart2316114.PYKUYFuaPT"; micalg="pgp-sha512"; protocol="application/pgp-signature" --nextPart2316114.PYKUYFuaPT Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii"; protected-headers="v1" From: Sven Eckelmann Date: Tue, 19 Mar 2024 14:19:20 +0100 Message-ID: <2615678.iZASKD2KPV@ripper> In-Reply-To: <000000000000901b1c0614010091@google.com> References: <000000000000901b1c0614010091@google.com> MIME-Version: 1.0 On Tuesday, 19 March 2024 11:33:17 CET syzbot wrote: > syzbot has found a reproducer for the following issue on: > > HEAD commit: 35c3e2791756 Revert "net: Re-use and set mono_delivery_tim.. > git tree: net > console output: https://syzkaller.appspot.com/x/log.txt?x=10569181180000 > kernel config: https://syzkaller.appspot.com/x/.config?x=6fb1be60a193d440 > dashboard link: https://syzkaller.appspot.com/bug?extid=8983d6d4f7df556be565 > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13d9fa4e180000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=137afac9180000 > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/26b55a26fc12/disk-35c3e279.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/6f39fa55c828/vmlinux-35c3e279.xz > kernel image: https://storage.googleapis.com/syzbot-assets/e1e0501539e6/bzImage-35c3e279.xz > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+8983d6d4f7df556be565@syzkaller.appspotmail.com Sorry, this is a little bit off-topic. But how does sysbot figure out the subsystems (like "[batman?]"). Because neither the reproducer nor the backtrace nor the console output mention anything batman-adv related. Kind regards, Sven --nextPart2316114.PYKUYFuaPT Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. 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