Attachment 1475790 Details for Bug 1615823 – tegra20 SIGSEGV on memcpy-vfp

tegra20 SIGSEGV on memcpy-vfp

tegra20-glibc-f28-memcpy-vfp.txt (text/plain), 2.28 KB, created by Nicolas Chauvet (kwizart) on 2018-08-14 10:20:51 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Nicolas Chauvet (kwizart)

Created: 2018-08-14 10:20:51 UTC

Size: 2.28 KB

patch

obsolete

>gdb kms-steal-crtc 
>GNU gdb (GDB) Fedora 8.1.1-3.fc28
>Copyright (C) 2018 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "armv7hl-redhat-linux-gnueabi".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><http://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
><http://www.gnu.org/software/gdb/documentation/>.
>For help, type "help".
>Type "apropos word" to search for commands related to "word"...
>Reading symbols from kms-steal-crtc...Missing separate debuginfo for /usr/bin/kms-steal-crtc
>Try: dnf --enablerepo='*debug*' install /usr/lib/debug/.build-id/d1/5adcc2232f77f925922c70b1ad090cfc6943a1.debug
>Reading symbols from /root/drm/kms-steal-crtc...(no debugging symbols found)...done.
>(no debugging symbols found)...done.
>(gdb) run /dev/dri/card0
>Starting program: /usr/bin/kms-steal-crtc /dev/dri/card0
>Cannot parse expression `.L1200 4@r4'.
>warning: Probes-based dynamic linker interface failed.
>Reverting to original interface.
>
>
>Program received signal SIGSEGV, Segmentation fault.
>__memcpy_vfp () at ../sysdeps/arm/armv7/multiarch/memcpy_impl.S:608
>608		ldrmi	tmp1, [src], #4
>(gdb) bt full
>#0  __memcpy_vfp () at ../sysdeps/arm/armv7/multiarch/memcpy_impl.S:608
>No locals.
>#1  0x00401ed8 in kms_screen_create ()
>No symbol table info available.
>#2  0x00401600 in kms_device_open ()
>No symbol table info available.
>#3  0x0040102c in main ()
>No symbol table info available.
>(gdb) info registers
>r0             0x41849c	4293788
>r1             0x0	0
>r2             0x40	64
>r3             0x4	4
>r4             0x418480	4293760
>r5             0x418538	4293944
>r6             0x5e	94
>r7             0x418218	4293144
>r8             0x80000000	2147483648
>r9             0xbefff254	3204444756
>r10            0x405194	4215188
>r11            0x405154	4215124
>r12            0x41849c	4293788
>sp             0xbefff1a0	0xbefff1a0
>lr             0x401ed8	4202200
>pc             0xb6ea35e8	0xb6ea35e8 <__memcpy_vfp+1192>
>cpsr           0x900f0010	-1878065136
>fpscr          0x0	0

Actions: View

Attachments on bug 1615823: 1475790 | 1475891 | 1475892