Date: Sat, 15 Nov 2014 14:34:44 +0100 From: Ulrich Grey <usenet@ulrich-grey.de> To: Rui Paulo <rpaulo@me.com> Cc: freebsd-arm@freebsd.org Subject: Re: Wandboard-Quad crashes Message-ID: <20141115143444.5ad037548e06f289d2532fb7@ulrich-grey.de> In-Reply-To: <C6FED1A5-490C-47BE-B071-484271ED370E@me.com> References: <20141113125236.b16cd4e5f0e339eac0494cd4@ulrich-grey.de> <C6FED1A5-490C-47BE-B071-484271ED370E@me.com>
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On Thu, 13 Nov 2014 08:37:13 -0800 Rui Paulo <rpaulo@me.com> wrote: > On Nov 13, 2014, at 03:52, Ulrich Grey <usenet@ulrich-grey.de> wrote: > > > > I am running FreeBSD on a Wandboard-Quad: > > > > FreeBSD 11.0-CURRENT #0 r274420M: Wed Nov 12 14:17:26 UTC 2014 > > user@quad:/usr/local/DEVEL/obj/usr/local/DEVEL/SRC/head/sys/WANDBOARD-QUAD > > arm FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) > > 20140512 WARNING: WITNESS option enabled, expect reduced > > performance. CPU: Cortex A9-r2 rev 10 (Cortex-A core) > > Supported features: ARM_ISA THUMB2 JAZELLE THUMBEE ARMv4 > > Security_Ext > > > > If I try to compile x11/libX11 the system frequently crashes: > > > > Fatal kernel mode data abort: 'Alignment Fault 1' > > trapframe: 0xf72e0ae8 > > FSR=00000001, FAR=000000a7, spsr=60000013 > > r0 =00000004, r1 =00000000, r2 =c242b953, r3 =00000970 > > r4 =c847fd80, r5 =c242b953, r6 =000000a7, r7 =c7df6810 > > r8 =00000000, r9 =00000097, r10=00000970, r11=f72e0b68 > > r12=000000c0, ssp=f72e0b38, slr=c220ebf4, pc =c214fbb4 > > > > [ thread pid 23015 tid 100147 ] > > > > Stopped at __mtx_lock_flags+0x50: ldr r0, [r6] > > > > What can I do? > > Can you send us the backtrace? > Here are the contents of the info files of the last two crashes: root@quad:/var/crash # less info.0 Dump header from device /dev/da0s1b Architecture: armv6 Architecture Version: 1 Dump Length: 64605184B (61 MB) Blocksize: 512 Dumptime: Fri Nov 14 15:52:43 2014 Hostname: quad Magic: FreeBSD Kernel Dump Version String: FreeBSD 11.0-CURRENT #1 r274420M: Fri Nov 14 12:57:30 UTC 2014 gwgpi@quad:/usr/local/DEVEL/obj/usr/local/DEVEL/SRC/head/sys/WANDBOARD-QUAD Panic String: vm_fault: fault on nofault entry, addr: c74c5000 Dump Parity: 1136560497 Bounds: 0 Dump Status: good Dump header from device /dev/da0s1b Architecture: armv6 Architecture Version: 1 Dump Length: 46439424B (44 MB) Blocksize: 512 Dumptime: Sat Nov 15 10:38:33 2014 Hostname: quad Magic: FreeBSD Kernel Dump Version String: FreeBSD 11.0-CURRENT #1 r274420M: Fri Nov 14 12:57:30 UTC 2014 gwgpi@quad:/usr/local/DEVEL/obj/usr/local/DEVEL/SRC/head/sys/WANDBOARD-QUAD Panic String: Trying to access non-existent page va e6000 pte bfffeff2 Dump Parity: 1943179849 Bounds: 1 Dump Status: good I am not able to get a backtrace: root@quad:/usr/obj/usr/local/DEVEL/SRC/head/sys/WANDBOARD-QUAD # kgdb kernel.debug 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 "armv6-marcel-freebsd"...Dwarf Error: Could not find abbrev number 114 [in module /usr/local/DEVEL/obj/usr/local/DEVEL/SRC/head/sys/WANDBOARD-QUAD/kernel.debug] No struct type named linker_file. No struct type named linker_file. No struct type named linker_file. No symbol "linker_path" in current context. No symbol "linker_files" in current context. (kgdb) file kernel.symbols Reading symbols from kernel.symbols...Dwarf Error: Could not find abbrev number 114 [in module /usr/local/DEVEL/obj/usr/local/DEVEL/SRC/head/sys/WANDBOARD-QUAD/kernel.symbols] No struct type named linker_file. No struct type named linker_file. No struct type named linker_file. No symbol "linker_path" in current context. No symbol "linker_files" in current context. (kgdb) ----- Ulrich
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