Attachment 193617 Details for Bug 228412 – kgdb output

kgdb output

typescript (text/plain), 5.97 KB, created by Victor Sudakov on 2018-05-22 16:33:49 UTC

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Creator: Victor Sudakov

Created: 2018-05-22 16:33:49 UTC

Size: 5.97 KB

patch

obsolete

>Script started on Tue May 22 23:28:13 2018
>root@vas:~ #

>root@vas:~ #

>root@vas:~ # kgdb /boot/kernel/kernel /var/crash/vmcore.4

>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>.
><118>Terminated
><118>May 20 11:34:01 vas syslogd: exiting on signal 15
>
>
>Fatal trap 9: general protection fault while in kernel mode
>cpuid = 1; apic id = 02
>instruction pointer	= 0x20:0xffffffff80b75e32
>stack pointer	        = 0x28:0xfffffe0234ff2570
>frame pointer	        = 0x28:0xfffffe0234ff25e0
>code segment		= base 0x0, limit 0xfffff, type 0x1b
>			= DPL 0, pres 1, long 1, def32 0, gran 1
>processor eflags	= interrupt enabled, resume, IOPL = 0
>current process		= 2200 (syncthing)
>trap number		= 9
>panic: general protection fault
>cpuid = 1
>KDB: stack backtrace:
>#0 0xffffffff809c5780 at kdb_backtrace+0x60
>#1 0xffffffff80986056 at vpanic+0x126
>#2 0xffffffff80985f23 at panic+0x43
>#3 0xffffffff80da59fd at trap_fatal+0x35d
>#4 0xffffffff80da5683 at trap+0x7e3
>#5 0xffffffff80d8a92c at calltrap+0x8
>#6 0xffffffff80b647a1 at in6_mc_leave+0x91
>#7 0xffffffff80b652fd at ip6_freemoptions+0x10d
>#8 0xffffffff80ac1f9f at in_pcbfree+0x21f
>#9 0xffffffff80b88103 at udp6_detach+0xf3
>#10 0xffffffff80a088eb at sofree+0x1bb
>#11 0xffffffff80a08e5f at soclose+0x3af
>#12 0xffffffff80936eb9 at _fdrop+0x29
>#13 0xffffffff809399da at closef+0x24a
>#14 0xffffffff809395b9 at fdescfree+0x579
>#15 0xffffffff80946a7f at exit1+0x5ff
>#16 0xffffffff8094647e at sys_sys_exit+0xe
>#17 0xffffffff80da6432 at amd64_syscall+0x452
>Uptime: 2m21s
>Dumping 548 out of 8071 MB:..3%..12%..21%..33%..41%..53%..62%..71%..82%..91%
>
>Reading symbols from /boot/kernel/zfs.ko.symbols...done.
>Loaded symbols for /boot/kernel/zfs.ko.symbols
>Reading symbols from /boot/kernel/opensolaris.ko.symbols...done.
>Loaded symbols for /boot/kernel/opensolaris.ko.symbols
>Reading symbols from /boot/kernel/ipfw.ko.symbols...done.
>Loaded symbols for /boot/kernel/ipfw.ko.symbols
>Reading symbols from /boot/kernel/ipfw_nat.ko.symbols...done.
>Loaded symbols for /boot/kernel/ipfw_nat.ko.symbols
>Reading symbols from /boot/kernel/libalias.ko.symbols...done.
>Loaded symbols for /boot/kernel/libalias.ko.symbols
>Reading symbols from /boot/kernel/i915kms.ko.symbols...done.
>Loaded symbols for /boot/kernel/i915kms.ko.symbols
>Reading symbols from /boot/kernel/iicbb.ko.symbols...done.
>Loaded symbols for /boot/kernel/iicbb.ko.symbols
>Reading symbols from /boot/kernel/iicbus.ko.symbols...done.
>Loaded symbols for /boot/kernel/iicbus.ko.symbols
>Reading symbols from /boot/kernel/iic.ko.symbols...done.
>Loaded symbols for /boot/kernel/iic.ko.symbols
>Reading symbols from /boot/kernel/drm2.ko.symbols...done.
>Loaded symbols for /boot/kernel/drm2.ko.symbols
>Reading symbols from /boot/kernel/sem.ko.symbols...done.
>Loaded symbols for /boot/kernel/sem.ko.symbols
>Reading symbols from /boot/kernel/vmm.ko.symbols...done.
>Loaded symbols for /boot/kernel/vmm.ko.symbols
>Reading symbols from /boot/kernel/nmdm.ko.symbols...done.
>Loaded symbols for /boot/kernel/nmdm.ko.symbols
>Reading symbols from /boot/kernel/geom_eli.ko.symbols...done.
>Loaded symbols for /boot/kernel/geom_eli.ko.symbols
>Reading symbols from /boot/kernel/crypto.ko.symbols...done.
>Loaded symbols for /boot/kernel/crypto.ko.symbols
>Reading symbols from /boot/kernel/if_tap.ko.symbols...done.
>Loaded symbols for /boot/kernel/if_tap.ko.symbols
>Reading symbols from /boot/kernel/if_bridge.ko.symbols...done.
>Loaded symbols for /boot/kernel/if_bridge.ko.symbols
>Reading symbols from /boot/kernel/bridgestp.ko.symbols...done.
>Loaded symbols for /boot/kernel/bridgestp.ko.symbols
>Reading symbols from /boot/kernel/uhid.ko.symbols...done.
>Loaded symbols for /boot/kernel/uhid.ko.symbols
>Reading symbols from /boot/kernel/ums.ko.symbols...done.
>Loaded symbols for /boot/kernel/ums.ko.symbols
>Reading symbols from /boot/kernel/pf.ko.symbols...done.
>Loaded symbols for /boot/kernel/pf.ko.symbols
>Reading symbols from /boot/modules/vboxdrv.ko...done.
>Loaded symbols for /boot/modules/vboxdrv.ko
>Reading symbols from /boot/modules/vboxnetflt.ko...done.
>Loaded symbols for /boot/modules/vboxnetflt.ko
>Reading symbols from /boot/kernel/netgraph.ko.symbols...done.
>Loaded symbols for /boot/kernel/netgraph.ko.symbols
>Reading symbols from /boot/kernel/ng_ether.ko.symbols...done.
>Loaded symbols for /boot/kernel/ng_ether.ko.symbols
>Reading symbols from /boot/modules/vboxnetadp.ko...done.
>Loaded symbols for /boot/modules/vboxnetadp.ko
>Reading symbols from /boot/kernel/wlan_xauth.ko.symbols...done.
>Loaded symbols for /boot/kernel/wlan_xauth.ko.symbols
>Reading symbols from /boot/kernel/autofs.ko.symbols...done.
>Loaded symbols for /boot/kernel/autofs.ko.symbols
>#0  doadump (textdump=<value optimized out>) at pcpu.h:219
>219	pcpu.h: No such file or directory.
>	in pcpu.h
>(kgdb) f 7
>#7  0xffffffff80b75e32 in mld_change_state (inm=0xfffff80156445400, delay=0) at /usr/src/sys/netinet6/mld6.c:1904
>1904	/usr/src/sys/netinet6/mld6.c: No such file or directory.
>	in /usr/src/sys/netinet6/mld6.c
>Current language:  auto; currently minimal
>(kgdb) l
>1899	in /usr/src/sys/netinet6/mld6.c
>(kgdb) i lo
>ifp = (struct ifnet *) 0x119b847000000000
>mli = <value optimized out>
>(kgdb) p *ifp
>Cannot access memory at address 0x119b847000000000
>(kgdb) p mld_mtx
>$1 = {lock_object = {lo_name = 0xffffffff81066202 "mld_mtx", lo_flags = 16973824, lo_data = 0, lo_witness = 0x0}, 
>  mtx_lock = 18446735278243845376}
>(kgdb) 
>$2 = {lock_object = {lo_name = 0xffffffff81066202 "mld_mtx", lo_flags = 16973824, lo_data = 0, lo_witness = 0x0}, 
>  mtx_lock = 18446735278243845376}
>(kgdb) q
>root@vas:~ # ^Dexit
>
>Script done on Tue May 22 23:30:30 2018

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Attachments on bug 228412: 193599 | 193617 | 193747