From nobody Wed Aug 30 18:02:34 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 4RbXFZ0n2xz4sLWt for ; Wed, 30 Aug 2023 18:02:42 +0000 (UTC) (envelope-from cy.schubert@cschubert.com) Received: from omta001.cacentral1.a.cloudfilter.net (omta001.cacentral1.a.cloudfilter.net [3.97.99.32]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "Client", Issuer "CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RbXFY1yZSz3XtD for ; Wed, 30 Aug 2023 18:02:40 +0000 (UTC) (envelope-from cy.schubert@cschubert.com) Authentication-Results: mx1.freebsd.org; dkim=none; spf=none (mx1.freebsd.org: domain of cy.schubert@cschubert.com has no SPF policy when checking 3.97.99.32) smtp.mailfrom=cy.schubert@cschubert.com; dmarc=none Received: from shw-obgw-4004a.ext.cloudfilter.net ([10.228.9.227]) by cmsmtp with ESMTP id bFOUqJwgTLAoIbPWZqHv3j; Wed, 30 Aug 2023 18:02:39 +0000 Received: from spqr.komquats.com ([70.66.152.170]) by cmsmtp with ESMTPA id bPWVqVRbv3fOSbPWWqU0s1; Wed, 30 Aug 2023 18:02:39 +0000 X-Authority-Analysis: v=2.4 cv=J8G5USrS c=1 sm=1 tr=0 ts=64ef843f a=y8EK/9tc/U6QY+pUhnbtgQ==:117 a=y8EK/9tc/U6QY+pUhnbtgQ==:17 a=kj9zAlcOel0A:10 a=UttIx32zK-AA:10 a=YxBL1-UpAAAA:8 a=6I5d2MoRAAAA:8 a=EkcXrb_YAAAA:8 a=B5J-8FBYUyk5F4RCGBQA:9 a=CjuIK1q_8ugA:10 a=Ia-lj3WSrqcvXOmTRaiG:22 a=IjZwj45LgO3ly-622nXo:22 a=LK5xJRSDVpKd5WXXoEvA:22 Received: from slippy.cwsent.com (slippy [10.1.1.91]) by spqr.komquats.com (Postfix) with ESMTP id CFD5F260 for ; Wed, 30 Aug 2023 11:02:34 -0700 (PDT) Received: by slippy.cwsent.com (Postfix, from userid 1000) id 8F1E668; Wed, 30 Aug 2023 11:02:34 -0700 (PDT) X-Mailer: exmh version 2.9.0 11/07/2018 with nmh-1.8+dev Reply-to: Cy Schubert From: Cy Schubert X-os: FreeBSD X-Sender: cy@cwsent.com X-URL: http://www.cschubert.com/ To: freebsd-current@freebsd.org Subject: Another ZFS Panic -- buffer modified while frozen 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 Date: Wed, 30 Aug 2023 11:02:34 -0700 Message-Id: <20230830180234.8F1E668@slippy.cwsent.com> X-CMAE-Envelope: MS4xfESYufaZgR+psmlo/UCL5F6yhARGwq6PvUlo1edGeuMKKePG/gn0GPpSlkPVOGP6eFfu6aBqMkaOQzkFjBEvyFg1iON9YHglMF8OEbdA9rYBOOjbYca/ Ykj1ky70ZRShlpVT5woYR0yQFSIg2ZrFs1gNS03zJ1NfBIsiGH2btZsUZh+JecXh7VuT7wiPo5fiCbD5SxBGigw9cIhdu9UL0Z0= X-Spamd-Bar: - X-Spamd-Result: default: False [-1.64 / 15.00]; AUTH_NA(1.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.999]; NEURAL_HAM_SHORT(-1.00)[-0.998]; NEURAL_HAM_LONG(-0.94)[-0.943]; MV_CASE(0.50)[]; MIME_GOOD(-0.10)[text/plain]; RCVD_IN_DNSWL_LOW(-0.10)[3.97.99.32:from]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:16509, ipnet:3.96.0.0/15, country:US]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; R_SPF_NA(0.00)[no SPF record]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[cschubert.com]; RCVD_COUNT_THREE(0.00)[4]; RCVD_TLS_LAST(0.00)[]; FROM_HAS_DN(0.00)[]; REPLYTO_EQ_FROM(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; HAS_REPLYTO(0.00)[Cy.Schubert@cschubert.com] X-Rspamd-Queue-Id: 4RbXFY1yZSz3XtD A different panic on a different amd64 machine also running poudriere but building amd64 packages. Exmh was just started, displaying back to my laptop at the time of panic. panic: buffer modified while frozen! cpuid = 1 time = 1693417762 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe008e67fba0 vpanic() at vpanic+0x132/frame 0xfffffe008e67fcd0 panic() at panic+0x43/frame 0xfffffe008e67fd30 arc_cksum_verify() at arc_cksum_verify+0x12c/frame 0xfffffe008e67fd80 arc_buf_destroy_impl() at arc_buf_destroy_impl+0x6f/frame 0xfffffe008e67fdc0 arc_buf_destroy() at arc_buf_destroy+0xd5/frame 0xfffffe008e67fdf0 dbuf_destroy() at dbuf_destroy+0x60/frame 0xfffffe008e67fe40 dbuf_evict_one() at dbuf_evict_one+0x176/frame 0xfffffe008e67fe70 dbuf_evict_thread() at dbuf_evict_thread+0x345/frame 0xfffffe008e67fef0 fork_exit() at fork_exit+0x82/frame 0xfffffe008e67ff30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe008e67ff30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- Uptime: 3h46m10s Dumping 1962 out of 8122 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91 % __curthread () at /opt/src/git-src/sys/amd64/include/pcpu_aux.h:57 57 __asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (offsetof(struct pcpu , (kgdb) bt #0 __curthread () at /opt/src/git-src/sys/amd64/include/pcpu_aux.h:57 #1 doadump (textdump=textdump@entry=1) at /opt/src/git-src/sys/kern/kern_shutdown.c:405 #2 0xffffffff806c1b30 in kern_reboot (howto=260) at /opt/src/git-src/sys/kern/kern_shutdown.c:526 #3 0xffffffff806c202f in vpanic ( fmt=0xffffffff83d82b7c "buffer modified while frozen!", ap=ap@entry=0xfffffe008e67fd10) at /opt/src/git-src/sys/kern/kern_shutdown.c:970 #4 0xffffffff806c1dd3 in panic (fmt=) at /opt/src/git-src/sys/kern/kern_shutdown.c:894 #5 0xffffffff83ae5f2c in arc_cksum_verify (buf=0xfffff80188cde180) at /opt/src/git-src/sys/contrib/openzfs/module/zfs/arc.c:1475 #6 0xffffffff83ae99ff in arc_buf_destroy_impl ( buf=buf@entry=0xfffff80188cde180) at /opt/src/git-src/sys/contrib/openzfs/module/zfs/arc.c:3113 #7 0xffffffff83ae9625 in arc_buf_destroy (buf=0xfffff80188cde180, tag=tag@entry=0xfffff80104a534c8) at /opt/src/git-src/sys/contrib/openzfs/module/zfs/arc.c:3889 #8 0xffffffff83b0eee0 in dbuf_destroy (db=db@entry=0xfffff80104a534c8) at /opt/src/git-src/sys/contrib/openzfs/module/zfs/dbuf.c:2983 #9 0xffffffff83b17996 in dbuf_evict_one () at /opt/src/git-src/sys/contrib/openzfs/module/zfs/dbuf.c:781 --Type for more, q to quit, c to continue without paging--c #10 0xffffffff83b0c345 in dbuf_evict_thread (unused=) at /opt/src/git-src/sys/contrib/openzfs/module/zfs/dbuf.c:819 #11 0xffffffff80677ab2 in fork_exit ( callout=0xffffffff83b0c000 , arg=0x0, frame=0xfffffe008e67ff40) at /opt/src/git-src/sys/kern/kern_fork.c:1160 #12 (kgdb) FreeBSD cwsys 15.0-CURRENT FreeBSD 15.0-CURRENT amd64 1500000 #4 komquats-n26508 9-b22aae410bc7: Wed Aug 30 04:38:24 PDT 2023 root@cwsys:/export/obj/opt/ src/ git-src/amd64.amd64/sys/BREAK2 amd64 Almost the same configuration as the other machine. -- Cheers, Cy Schubert FreeBSD UNIX: Web: https://FreeBSD.org NTP: Web: https://nwtime.org e^(i*pi)+1=0