From nobody Wed Jun 21 14:06:28 2023 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4QmQKR0YjJz4gdw9 for ; Wed, 21 Jun 2023 14:06:35 +0000 (UTC) (envelope-from markjdb@gmail.com) Received: from mail-qt1-x836.google.com (mail-qt1-x836.google.com [IPv6:2607:f8b0:4864:20::836]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4QmQKP3s6xz46lJ; Wed, 21 Jun 2023 14:06:33 +0000 (UTC) (envelope-from markjdb@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-qt1-x836.google.com with SMTP id d75a77b69052e-3fde82c8ca7so45938391cf.3; Wed, 21 Jun 2023 07:06:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687356392; x=1689948392; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:from:to:cc:subject:date:message-id :reply-to; bh=KceUmg2OaxmdzOyFgUy5T5UybqrzLERJmG4EZQ5W6zc=; b=LRdI8EGWHDr57pEAqJyWuEh7fTXxslsOhI0n/HzmlifO30yB0OcBXohdNvInyjRgbj iE+msrgFzGM8bDCQWbtnZ/jAD5hPeIlLuwiLH5vdSlXQvsAQeX7fcVlVNuED2BQjyfd1 YuEF9RXz8FrVhquWfoHltImNgpvFgclx6HpnRmoatmbpk7ukA9VV7eMu4CojmPoSEcxS IIjfUy5/e/LPBCfs9dj3ghOqdf5nRouh52z0Tis3eDhdOTjmf73sMqw3BkaNg9o0D83o 3UN0SAF5fWovMnCDGLsW7lb23UpYU/xjVI6nITKQALbackGysdGc4b6RTJS2Xfnbjf2m c+SQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687356392; x=1689948392; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=KceUmg2OaxmdzOyFgUy5T5UybqrzLERJmG4EZQ5W6zc=; b=Wf6skbMOPjpVCcTL54umhXD1Dcz9at8JY3L6GUY2EUqELbHxeBSvx0zCt/OpayZqxV cvqO9fiwn34yZ9uYs8pgS5tUQi0YTH6JMHE/cXrmQkYMg8xCQsxgt40tlWXYJ5gAt+gK 3JRF+EmcfUGcmZd/Tvl6G3iXZpl+iWXQdqw/RzjMuzIftKjlRD92PQazrTHRUZkgEUg1 ulxLEauRDkMgSW/OpXyV7qqZigNuEk8LsrHykQ6NK60z3v6yCq6t8jcx5yuWdic5ssOZ ijv4Y6Q+5oi505UWK6zVpzU9eYq0OUD+1nVacN6wD+qEdqmzMbqAFKUiIbJfI8E/5Zgp 9TwQ== X-Gm-Message-State: AC+VfDzHpPQgXuxvvcfGBF4Xhy+nFL6PLItbUJJsyI8y0VJKTBEslruM 35wVLkCeEtyBPxtYF/vYm2TdVsk+2t8= X-Google-Smtp-Source: ACHHUZ4KZgBrImWI6EKIzysRuageo8yBDIqjGuNFB1jAQNqmIHVYlNDhBAhKDIic5OT/HjA25gtnKg== X-Received: by 2002:a05:622a:142:b0:3fd:e0c6:4d23 with SMTP id v2-20020a05622a014200b003fde0c64d23mr10103285qtw.24.1687356391872; Wed, 21 Jun 2023 07:06:31 -0700 (PDT) Received: from nuc (192-0-220-237.cpe.teksavvy.com. [192.0.220.237]) by smtp.gmail.com with ESMTPSA id s6-20020ac85ec6000000b003e635f80e72sm2397358qtx.48.2023.06.21.07.06.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jun 2023 07:06:31 -0700 (PDT) Date: Wed, 21 Jun 2023 10:06:28 -0400 From: Mark Johnston To: Peter Holm Cc: freebsd-current@freebsd.org Subject: Re: panic: ASan: Invalid access, 1-byte read at ... Message-ID: References: List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 4QmQKP3s6xz46lJ X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N On Wed, Jun 21, 2023 at 11:53:44AM +0200, Peter Holm wrote: > Just got this panic: > > 20230621 11:15:23 all (37/912): linux.sh > panic: ASan: Invalid access, 1-byte read at 0xfffffe020bd78e9f, RedZonePartial(2) > cpuid = 1 > time = 1687338930 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0xa5/frame 0xfffffe01f16abc10 > kdb_backtrace() at kdb_backtrace+0xc7/frame 0xfffffe01f16abd70 > vpanic() at vpanic+0x1d7/frame 0xfffffe01f16abe30 > panic() at panic+0xb5/frame 0xfffffe01f16abf00 > kasan_report() at kasan_report+0xdc/frame 0xfffffe01f16abfd0 > pfs_lookup() at pfs_lookup+0x2c2/frame 0xfffffe01f16ac0f0 > VOP_CACHEDLOOKUP_APV() at VOP_CACHEDLOOKUP_APV+0x91/frame 0xfffffe01f16ac130 > vfs_cache_lookup() at vfs_cache_lookup+0x1f7/frame 0xfffffe01f16ac210 > VOP_LOOKUP_APV() at VOP_LOOKUP_APV+0x91/frame 0xfffffe01f16ac250 > vfs_lookup() at vfs_lookup+0xa0f/frame 0xfffffe01f16ac510 > namei() at namei+0x679/frame 0xfffffe01f16ac690 > vn_open_cred() at vn_open_cred+0xa94/frame 0xfffffe01f16aca10 > kern_openat() at kern_openat+0x50d/frame 0xfffffe01f16acc70 > linux_common_open() at linux_common_open+0x141/frame 0xfffffe01f16acd30 > amd64_syscall() amd64_syscall+0x30f/frame 0xfffffast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe01f16acf30 > --- syscall (2, Linux ELF64, linux_open), rip = 0x8012ef7f0, rsp = 0x7fffffffa238, rbp = 0x7fffffffa290 --- > KDB: enter: panic > [ thread pid 31838 tid 100363 ] > Stopped at kdb_enter+0x34: movq $0,0x1e3f7c1(%rip) > db> > > Details @ https://people.freebsd.org/~pho/stress/log/log0450.txt Hi Peter, Thanks for the report. I believe this would be fixed by https://reviews.freebsd.org/D40692 .