From owner-freebsd-current@FreeBSD.ORG Mon Oct 14 00:48:45 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 2E4E2631; Mon, 14 Oct 2013 00:48:45 +0000 (UTC) (envelope-from kwhite@site.uottawa.ca) Received: from courriel.site.uottawa.ca (eecsmail.engineering.uottawa.ca [137.122.24.224]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id C97FD2FCD; Mon, 14 Oct 2013 00:48:43 +0000 (UTC) Received: from [10.0.2.15] (dsl-66-225-161-151.vianet.ca [66.225.161.151]) (authenticated bits=0) by courriel.site.uottawa.ca (8.14.5/8.14.4) with ESMTP id r9E0YE9C060375 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Sun, 13 Oct 2013 20:34:14 -0400 (EDT) (envelope-from kwhite@site.uottawa.ca) Date: Sun, 13 Oct 2013 20:34:15 -0400 (EDT) From: Keith White X-X-Sender: kwhite@localhost.my.domain To: freebsd-current@freebsd.org Subject: ZFS panic (dn->dn_datablkshift != 0) with r256304 and send/recv Message-ID: User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII Cc: avg@freebsd.org X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Oct 2013 00:48:45 -0000 I get the following assert failure with a recent current: panic: solaris assert: dn->dn_datablkshift != 0, file: /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_tx.c, line: 638 # uname -a FreeBSD freebsd10 11.0-CURRENT FreeBSD 11.0-CURRENT #0 r256304: Thu Oct 10 19:38:55 EDT 2013 kwhite@freebsd10:/tank/obj/usr/src/sys/GENERIC amd64 # kgdb /boot/kernel/kernel /var/crash/vmcore.last GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Unread portion of the kernel message buffer: ... <118># zfs send -vi tank/RPI@20131004 tank/RPI@20131013 | zfs recv -vF m_tank/RPI@20131013 <118>send from @20131004 to tank/RPI@20131013 estimated size is 85.0M <118>total estimated size is 85.0M <118>TIME SENT SNAPSHOT <118>receiving incremental stream of tank/RPI@20131013 into m_tank/RPI@20131013 <118>19:45:12 5.90M tank/RPI@20131013 <118>19:45:13 36.4M tank/RPI@20131013 <118>19:45:15 38.4M tank/RPI@20131013 <118>19:45:16 41.3M tank/RPI@20131013 panic: solaris assert: dn->dn_datablkshift != 0, file: /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_tx.c, line: 638 cpuid = 0 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00977711a0 kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe0097771250 vpanic() at vpanic+0x126/frame 0xfffffe0097771290 panic() at panic+0x43/frame 0xfffffe00977712f0 assfail() at assfail+0x22/frame 0xfffffe0097771300 dmu_tx_hold_free() at dmu_tx_hold_free+0x162/frame 0xfffffe00977713e0 dmu_free_long_range() at dmu_free_long_range+0x244/frame 0xfffffe0097771450 dmu_free_long_object() at dmu_free_long_object+0x1f/frame 0xfffffe0097771480 dmu_recv_stream() at dmu_recv_stream+0x86e/frame 0xfffffe00977716b0 zfs_ioc_recv() at zfs_ioc_recv+0x96c/frame 0xfffffe0097771920 zfsdev_ioctl() at zfsdev_ioctl+0x54a/frame 0xfffffe00977719c0 devfs_ioctl_f() at devfs_ioctl_f+0xf0/frame 0xfffffe0097771a20 kern_ioctl() at kern_ioctl+0x2ca/frame 0xfffffe0097771a90 sys_ioctl() at sys_ioctl+0x11f/frame 0xfffffe0097771ae0 amd64_syscall() at amd64_syscall+0x265/frame 0xfffffe0097771bf0 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe0097771bf0 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8019f49ca, rsp = 0x7fffffff9438, rbp = 0x7fffffff94c0 --- KDB: enter: panic Uptime: 7m30s ... (kgdb) where #0 doadump (textdump=1) at pcpu.h:219 #1 0xffffffff808b88b7 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:447 #2 0xffffffff808b8dc5 in vpanic (fmt=, ap=) at /usr/src/sys/kern/kern_shutdown.c:754 #3 0xffffffff808b8e13 in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:683 #4 0xffffffff81dd1222 in assfail (a=, f=, l=) at /usr/src/sys/modules/opensolaris/../../cddl/compat/opensolaris/kern/opensolaris_cmn_err.c:81 #5 0xffffffff81c847c2 in dmu_tx_hold_free (tx=0xfffff800118bda00, object=, off=, len=) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_tx.c:638 #6 0xffffffff81c78124 in dmu_free_long_range (os=0xfffff8000580f000, object=, offset=0, length=18446744073709551615) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dmu.c:654 #7 0xffffffff81c781df in dmu_free_long_object (os=0xfffff8000580f000, object=66055) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dmu.c:700 #8 0xffffffff81c7c39e in dmu_recv_stream (drc=0xfffffe0097771728, fp=, voffp=0xfffffe0097771718, cleanup_fd=8, action_handlep=) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c:1289 #9 0xffffffff81d0a1fc in zfs_ioc_recv (zc=0xfffffe0001830000) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c:4102 #10 0xffffffff81d054ea in zfsdev_ioctl (dev=, zcmd=, arg=, flag=, td=) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c:5960 #11 0xffffffff807b0d40 in devfs_ioctl_f (fp=0xfffff80005304dc0, com=3222821403, data=0xfffff800027abc40, cred=, td=0xfffff8000524f000) at /usr/src/sys/fs/devfs/devfs_vnops.c:757 #12 0xffffffff8090ffea in kern_ioctl (td=0xfffff8000524f000, fd=, com=0) at file.h:319 #13 0xffffffff8090fccf in sys_ioctl (td=0xfffff8000524f000, uap=0xfffffe0097771b80) at /usr/src/sys/kern/sys_generic.c:698 #14 0xffffffff80cb2e05 in amd64_syscall (td=0xfffff8000524f000, traced=0) at subr_syscall.c:134 #15 0xffffffff80c979fb in Xfast_syscall () at /usr/src/sys/amd64/amd64/exception.S:391 #16 0x00000008019f49ca in ?? () Previous frame inner to this frame (corrupt stack?) Current language: auto; currently minimal (kgdb) ...keith