Date: Sun, 13 Oct 2013 20:34:15 -0400 (EDT) From: Keith White <kwhite@site.uottawa.ca> To: freebsd-current@freebsd.org Cc: avg@freebsd.org Subject: ZFS panic (dn->dn_datablkshift != 0) with r256304 and send/recv Message-ID: <alpine.BSF.2.00.1310132013330.1414@localhost.my.domain>
next in thread | raw e-mail | index | archive | help
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=<value optimized out>, ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:754
#3 0xffffffff808b8e13 in panic (fmt=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:683
#4 0xffffffff81dd1222 in assfail (a=<value optimized out>, f=<value optimized out>, l=<value optimized out>) 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=<value optimized out>, off=<value optimized out>, len=<value optimized out>)
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=<value optimized out>, 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=<value optimized out>, voffp=0xfffffe0097771718, cleanup_fd=8, action_handlep=<value optimized out>)
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=<value optimized out>, zcmd=<value optimized out>, arg=<value optimized out>, flag=<value optimized out>, td=<value optimized out>)
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=<value optimized out>, td=0xfffff8000524f000) at /usr/src/sys/fs/devfs/devfs_vnops.c:757
#12 0xffffffff8090ffea in kern_ioctl (td=0xfffff8000524f000, fd=<value optimized out>, 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
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?alpine.BSF.2.00.1310132013330.1414>