From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 383B4C433DF for ; Fri, 14 Aug 2020 22:59:09 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id D1B782068E for ; Fri, 14 Aug 2020 22:59:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D1B782068E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 28B836B0002; Fri, 14 Aug 2020 18:59:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 23BF36B0005; Fri, 14 Aug 2020 18:59:08 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1519E6B0006; Fri, 14 Aug 2020 18:59:08 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0201.hostedemail.com [216.40.44.201]) by kanga.kvack.org (Postfix) with ESMTP id F36B56B0002 for ; Fri, 14 Aug 2020 18:59:07 -0400 (EDT) Received: from smtpin15.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id B97CA181AEF2A for ; Fri, 14 Aug 2020 22:59:07 +0000 (UTC) X-FDA: 77150691534.15.north45_430249427000 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin15.hostedemail.com (Postfix) with ESMTP id 8C9EE1814B0C7 for ; Fri, 14 Aug 2020 22:59:07 +0000 (UTC) X-HE-Tag: north45_430249427000 X-Filterd-Recvd-Size: 2958 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by imf06.hostedemail.com (Postfix) with ESMTP for ; Fri, 14 Aug 2020 22:59:07 +0000 (UTC) Received: by mail-il1-f197.google.com with SMTP id o191so7540244ila.3 for ; Fri, 14 Aug 2020 15:59:07 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=26hWQC191k0LtuaZdSkVmfh/7oglcND6lOLk0CrAyjg=; b=L5OIr+lTYx/jtpq8Uig6bViJvuJiIvjPZ2UdVHmLHukKZV/FNwNpLkCCDZNYdLlrVY T7CFnWVxfUv0xpGQjPHwGqJtaX9H9j87a8BwO3ESxT81H6itnl4/6M1bHWBCsfiYemn/ ijJl38xQqbcprqgTe62GOlS0NuKRKrxZq8st7TXYnJfuLFgJlIVTY4VMp0ryf4xU9t5k r2zWnT1TGmsohyJjCN9NZ9n2xb8c97IkkNoJH/ebrUhFO/5fR9b2l3uOQo834NS+Es3u x2q89AZ5zs2geUxwjKRgVHFAkQ1dd1xzeSTVKgjbp45FEr0AGN2zovLs7SCEg5rDWX7G Y07A== X-Gm-Message-State: AOAM533db8yhR2mL8xqBIFau52tbnCTGAjFDjirCiZwgNcc2bT94D1OF Wgu5XYkonWsjAPeCcz3/h0DiB8brfgJRJa7XCDvKlqVYafN0 X-Google-Smtp-Source: ABdhPJypLHX9dDgEVGPD3bwTWaZvyk4HCc9VC0CCoMFtyaW6XMVYLFWi6Q4yAOt+dOK2FInhgOit9VdtS0K9OXDQNFwAB7SvoEdS MIME-Version: 1.0 X-Received: by 2002:a02:6903:: with SMTP id e3mr4870665jac.142.1597445946590; Fri, 14 Aug 2020 15:59:06 -0700 (PDT) Date: Fri, 14 Aug 2020 15:59:06 -0700 In-Reply-To: <000000000000c770710586c6fc92@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000031c95f05acde5eda@google.com> Subject: Re: BUG: unable to handle kernel paging request in free_block (5) From: syzbot To: davem@davemloft.net, edumazet@google.com, jmaloy@redhat.com, jon.maloy@ericsson.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 8C9EE1814B0C7 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam02 X-Bogosity: Ham, tests=bogofilter, spamicity=0.220188, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: syzbot suspects this issue was fixed by commit: commit 1378817486d6860f6a927f573491afe65287abf1 Author: Eric Dumazet Date: Thu May 21 18:29:58 2020 +0000 tipc: block BH before using dst_cache bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1537694a900000 start commit: e6986423 socket: fix compat SO_RCVTIMEO_NEW/SO_SNDTIMEO_NEW git tree: net kernel config: https://syzkaller.appspot.com/x/.config?x=4fb64439e07a1ec0 dashboard link: https://syzkaller.appspot.com/bug?extid=438a5abd4f53adb1c073 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12adddbf200000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: tipc: block BH before using dst_cache For information about bisection process see: https://goo.gl/tpsmEJ#bisection