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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B8E0C433FE for ; Fri, 7 Jan 2022 18:37:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229653AbiAGShH (ORCPT ); Fri, 7 Jan 2022 13:37:07 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:30990 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229528AbiAGShF (ORCPT ); Fri, 7 Jan 2022 13:37:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1641580625; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=uPSTezG0qBUzZU5b+ipwh4/mE7DoJRL0xcY71ufegho=; b=FmtCrAOsC+oCIKBQR0PZZnDO1MoLUIIcrQybrfdorUQTqJxvUV9lpcDwA14RhmjLhUAPIY 4kYyOcZW4+d4nfFtAQivAtx2DcYtz+dwObvSaYSVIpc8v1OMvKyfniui7Ct4gIztVR95AD 2dFAKpF1lSXBfVvmkaPFfuE9aVeE5ns= Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-264-IW_UplKKNBiGVwkbs7ap0w-1; Fri, 07 Jan 2022 13:37:04 -0500 X-MC-Unique: IW_UplKKNBiGVwkbs7ap0w-1 Received: by mail-ed1-f72.google.com with SMTP id s7-20020a056402520700b003f841380832so5372532edd.5 for ; Fri, 07 Jan 2022 10:37:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version:content-transfer-encoding; bh=uPSTezG0qBUzZU5b+ipwh4/mE7DoJRL0xcY71ufegho=; b=GK3s1OP0Ig0VNGnuR2z8XtB8+MAzZsKladKCZLv4tObik3iU7DFfh9myXpB2QLKrE5 8ksxoDRmkIdpp/3/1Ayx5z/Ov+eU/NPsjzZOSVGZ1Px3I1PZX+nm1ACJ5X+VovHMBzj0 RKoBIieVV2FLD56+zBSorLClKZRBb0JcI8SrdOqya0fiunkvxIj6qRa/pDklGfoqAdKY 5u/tFYXt02FGH0on1x/wpDIJOfgT6kZgelv6+EUR77qSeJaEJj38iwgSg4eT7UZ0o5di OYmDCAzxjtVLaEArFTTjQy52HYvUFVuL9UPGRpQnuRriL73Rti8lGezl36ZG4m2sVOId u2+A== X-Gm-Message-State: AOAM532Rj6FInjpVnuouP4eRbXzV9ESpjfD+lx1nUjf3C9mKWRvBEfrF s+oYDptK9l6dmJyL8tLsgwB0wHOHdo9TQyg/vXmgYJwOHymB8Eyh54dfKsGb/JYvajVPcPAdvB9 A7R94olASJB9e5cbI8KH56AmA X-Received: by 2002:a17:906:619:: with SMTP id s25mr51826649ejb.237.1641580622753; Fri, 07 Jan 2022 10:37:02 -0800 (PST) X-Google-Smtp-Source: ABdhPJy4odmwqaxtbqXcUV1sdIzK4rqzuTlxtGZIrWvniq6UiCUTgxjK1RQu6mI3MUUsoObGxHRq4Q== X-Received: by 2002:a17:906:619:: with SMTP id s25mr51826624ejb.237.1641580622442; Fri, 07 Jan 2022 10:37:02 -0800 (PST) Received: from alrua-x1.borgediget.toke.dk ([45.145.92.2]) by smtp.gmail.com with ESMTPSA id ne39sm1630080ejc.142.2022.01.07.10.37.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jan 2022 10:37:01 -0800 (PST) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id 5FF33181F2A; Fri, 7 Jan 2022 19:37:01 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Alexei Starovoitov , syzbot , Jesper Dangaard Brouer Cc: Andrii Nakryiko , Alexei Starovoitov , bpf , Daniel Borkmann , "David S. Miller" , Jesper Dangaard Brouer , John Fastabend , Martin KaFai Lau , KP Singh , Jakub Kicinski , LKML , Network Development , Song Liu , syzkaller-bugs , Yonghong Song Subject: Re: [syzbot] general protection fault in dev_get_by_index_rcu (2) In-Reply-To: <874k6fa1zc.fsf@toke.dk> References: <000000000000ab9b3e05d4feacd6@google.com> <874k6fa1zc.fsf@toke.dk> X-Clacks-Overhead: GNU Terry Pratchett Date: Fri, 07 Jan 2022 19:37:01 +0100 Message-ID: <87y23r8kaa.fsf@toke.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Toke H=C3=B8iland-J=C3=B8rgensen writes: > Alexei Starovoitov writes: > >> Toke, Jesper, >> >> please take a look. >> Seems to be in your area of expertise. > > Yikes, I think I see the problem. Let me just confirm and I'll send a > fix :) Fix here: https://lore.kernel.org/r/20220107183049.311134-1-toke@redhat.com -Toke