From owner-freebsd-bugs@freebsd.org Sun Nov 25 13:20:25 2018 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id F1FF81103F69 for ; Sun, 25 Nov 2018 13:20:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 89D90845D8 for ; Sun, 25 Nov 2018 13:20:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 4A1861103F66; Sun, 25 Nov 2018 13:20:24 +0000 (UTC) Delivered-To: bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 371C51103F65 for ; Sun, 25 Nov 2018 13:20:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B7DAA845D1 for ; Sun, 25 Nov 2018 13:20:23 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id E46B91081D for ; Sun, 25 Nov 2018 13:20:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id wAPDKMvr035100 for ; Sun, 25 Nov 2018 13:20:22 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id wAPDKMvk035099 for bugs@FreeBSD.org; Sun, 25 Nov 2018 13:20:22 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 233377] [PowerPC64] Panic during high disk I/O activity Date: Sun, 25 Nov 2018 13:20:22 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: sbruno@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-Rspamd-Queue-Id: 89D90845D8 X-Spamd-Result: default: False [2.26 / 15.00]; local_wl_from(0.00)[freebsd.org]; NEURAL_SPAM_LONG(0.79)[0.792,0]; NEURAL_SPAM_MEDIUM(0.70)[0.698,0]; ASN(0.00)[asn:10310, ipnet:2001:1900:2254::/48, country:US]; NEURAL_SPAM_SHORT(0.77)[0.768,0] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 25 Nov 2018 13:20:25 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D233377 --- Comment #6 from Sean Bruno --- This looks a bit more useful.=20=20 panic: Memory modified after free 0xc00000036e8621a0(32) val=3D0 @ 0xc00000036e8621a0 cpuid =3D 3 time =3D 1543128633 KDB: stack backtrace: 0xe00000008ac7cd80: at .kdb_backtrace+0x5c 0xe00000008ac7ceb0: at .vpanic+0x1b4 0xe00000008ac7cf70: at .panic+0x38 0xe00000008ac7d000: at .trash_ctor+0x58 0xe00000008ac7d080: at .uma_zalloc_arg+0x1f0 0xe00000008ac7d140: at .uma_zalloc_pcpu_arg+0x174 0xe00000008ac7d1e0: at .uma_zfree_arg+0x43c 0xe00000008ac7d290: at .free+0xb4 0xe00000008ac7d320: at .zfs_kmem_free+0x18 0xe00000008ac7d3a0: at .zio_data_buf_free+0x90 0xe00000008ac7d430: at .arc_space_return+0x3f0 0xe00000008ac7d4d0: at .arc_loan_compressed_buf+0x590 0xe00000008ac7d570: at .arc_buf_destroy+0x22c 0xe00000008ac7d620: at .dbuf_destroy+0x98 0xe00000008ac7d6d0: at .dbuf_rm_spill+0x260 0xe00000008ac7d760: at .dbuf_rm_spill+0x5b8 0xe00000008ac7d850: at .fork_exit+0xd0 0xe00000008ac7d8f0: at .fork_trampoline+0x10 0xe00000008ac7d920: at -0x4 KDB: enter: panic [ thread pid 3 tid 100168 ] Stopped at .kdb_enter+0x60: ld r2, r1, 0x28 --=20 You are receiving this mail because: You are the assignee for the bug.=