From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EC3D141C72 for ; Fri, 3 May 2024 19:58:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714766287; cv=none; b=c8WZaa3vRRyyBL0FqrtQZ1BGKLH1Lc/GtN5nWAlqCimhas+xYsIur6OkQZrgllKBafXRu4so1imw02ixh6szbqDfWVc6R0ygdiNK+EUtYw+SX6h1ArYGL8NKEFOtwRrrW5yzSZmblzSvsipOA8/rKTu2MTvk7EfzJLcIvaIHpMY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714766287; c=relaxed/simple; bh=GxOghFVCZOu1BSfEKDJHdFXujzxM0Vhi46jNlkXNViI=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=BdYUY7uVstJMo52McjZW/4HhywUgjcq8ybKYqdjbm4F5WmqgXrR7AauhGnl0kf05qv+uHRnof60yJF2H53ZyWx5tfpLiHAs8Xx3013tjOq82Powpg9yZ5tBEAdnK5g8msmym25vcAm1hi2DDLAIh/NEWXLvybCo/KphMy2kjDh8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.71 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f71.google.com with SMTP id ca18e2360f4ac-7da42114485so3394139f.2 for ; Fri, 03 May 2024 12:58:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714766285; x=1715371085; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=pwVY/fyH1gQuGakUUTvfCy/Q1T0f0xT1xNncswAUms0=; b=Q6UAEJtCMcu8ozn27YYJvCEUNK8RYD6CJa75Do7QYt/bRKig8Ww1fFmOFakrGcCCej 18jz8yfNnREG5jljA8piACPHUi9dD+YdGgSDJrwX8I4zmqc/ky/f7HV0DVntubNhZ0T+ 4mDHEBqxjFPf5InG89V8EigqwJdy3zjy5/I/lVswuOlqS821D2bKO9wrym/nCHeZR+GF Ecdr1nGi06wK890b1E9UxaEfumtdSlvLDHQpLgcKD7Pfg0PdcLmBDglHar79sAm5Trk4 jFHywnaW1N4dkIuMH3nXLOmSghsZ5NdZQYPB0GssOHoChJoRMPYOc7dljoG8x3UhX2XK c2cw== X-Forwarded-Encrypted: i=1; AJvYcCXsVS8NsR5P165ibJX28GKGQH9UOj5RfXa2+EyDVjI1P5EdCtoxTACd/wTawTrrwjO5sQXOmr/gyyVrhgQjg4RfsrNiRX8BwRV+8RbD X-Gm-Message-State: AOJu0YyjMnacDKr+yqHS8vipE075YaudLdpyRqOWiXeEjB0fhkBGBElV uKEvAkJyjciGWuexofdrktzWVkoOW88SMAEKprIc4j1aBNo+LIVtL8hU8ACa/Esr8y/+mcIdPSq wL+kBAIHBpfk+V4nw1aoBLaVM4GXspijHc246g28pJPcCpMs7nnPRU44= X-Google-Smtp-Source: AGHT+IFsKhYlfy6o3M/ol0YgBhmeqITegGAPVwX3qSt2L72wwyPU5neB1NYYig825a03FvrKiVlSZ/AuOfzjIlZAaX292wXvouR3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:218d:b0:36c:307b:7f08 with SMTP id j13-20020a056e02218d00b0036c307b7f08mr196694ila.0.1714766283713; Fri, 03 May 2024 12:58:03 -0700 (PDT) Date: Fri, 03 May 2024 12:58:03 -0700 In-Reply-To: <00000000000022a23c061604edb3@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000036c3d90617922353@google.com> Subject: Re: [syzbot] [kasan?] [mm?] INFO: rcu detected stall in __run_timer_base From: syzbot To: akpm@linux-foundation.org, brauner@kernel.org, davem@davemloft.net, dvyukov@google.com, elver@google.com, glider@google.com, hdanton@sina.com, jhs@mojatatu.com, kasan-dev@googlegroups.com, keescook@chromium.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, luyun@kylinos.cn, netdev@vger.kernel.org, pctammela@mojatatu.com, syzkaller-bugs@googlegroups.com, victor@mojatatu.com, viro@zeniv.linux.org.uk, vladimir.oltean@nxp.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit da71714e359b64bd7aab3bd56ec53f307f058133 Author: Jamal Hadi Salim Date: Tue Aug 22 10:12:31 2023 +0000 net/sched: fix a qdisc modification with ambiguous command request bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13b9b317180000 start commit: fe46a7dd189e Merge tag 'sound-6.9-rc1' of git://git.kernel.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1079b317180000 console output: https://syzkaller.appspot.com/x/log.txt?x=17b9b317180000 kernel config: https://syzkaller.appspot.com/x/.config?x=fe78468a74fdc3b7 dashboard link: https://syzkaller.appspot.com/bug?extid=1acbadd9f48eeeacda29 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16435913180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=111600cb180000 Reported-by: syzbot+1acbadd9f48eeeacda29@syzkaller.appspotmail.com Fixes: da71714e359b ("net/sched: fix a qdisc modification with ambiguous command request") For information about bisection process see: https://goo.gl/tpsmEJ#bisection