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[2001:470:1f1c:a0::2]) by smtp.gmail.com with ESMTPSA id w8sm20092661wre.70.2021.06.29.22.02.59 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 29 Jun 2021 22:02:59 -0700 (PDT) Subject: panic: Unaligned free (was: kernel panic while copying files) To: freebsd-current@freebsd.org References: <20210607090109.08ecb130@ernst.home> <20210608084646.6a7e1bc7@ernst.home> <20210608155405.5cf0e200@ernst.home> <20210610095041.38d7597c@ernst.home> <20210629094201.77ef5f22@ernst.home> From: Graham Perrin Message-ID: Date: Wed, 30 Jun 2021 06:02:59 +0100 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 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 In-Reply-To: <20210629094201.77ef5f22@ernst.home> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-GB X-Rspamd-Queue-Id: 4GF8P40hgwz3tNb X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=Iry5Mmbg; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of grahamperrin@gmail.com designates 2a00:1450:4864:20::329 as permitted sender) smtp.mailfrom=grahamperrin@gmail.com X-Spamd-Result: default: False [-2.03 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; TO_DN_NONE(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[2a00:1450:4864:20::329:from]; FREEMAIL_ENVFROM(0.00)[gmail.com]; MID_RHS_MATCH_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.99)[-0.993]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[2a00:1450:4864:20::329:from:127.0.2.255]; NEURAL_SPAM_SHORT(0.96)[0.962]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::329:from]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current] X-ThisMailContainsUnwantedMimeParts: N On 29/06/2021 10:42, Gary Jennejohn wrote: > … panic is now the result of an unaligned free. > > panic: Unaligned free of 0xfffff800259e2800 from zone > 0xfffffe00dc9d2000(da_ccb) slab 0xfffff800259e2fd8(3) > > I have the crash dump and a debug kernel in case anyone wants more info. Can you post the backtrace etc. here? Thanks