anjiahao1 opened a new pull request #5836:
URL: https://github.com/apache/incubator-nuttx/pull/5836
this is a tool,when crash help you to debug.
Signed-off-by: anjiahao <anjia...@xiaomi.com>
## introduce
This tool can help you analyze the call stack information when the system
crashes
## principle
After the ELF file and crash log file are processed by the python script, a
gdb server is established, and gdb is used to connect to the gdb server for
debugging
## usage
### first
save crash log，like this:
`[ 38.995788] [27] [ EMERG] [ap] arm_registerdump: R0: 00000002 R1:
3c4927c4 R2: 3c480684 R3: 3c4927c4
[ 38.996961] [27] [ EMERG] [ap] arm_registerdump: R4: 3c49fbc0 R5:
3c492718 R6: 000000e0 FP: 3c49fbc0
[ 38.998134] [27] [ EMERG] [ap] arm_registerdump: R8: 3c49fc30 SB:
00000001 SL: 00000001 R11: 00000000
[ 38.999306] [27] [ EMERG] [ap] arm_registerdump: IP: 00020040 SP:
3c49fba0 LR: 2c5198ef PC: 2c54468a
[ 39.000479] [27] [ EMERG] [ap] arm_registerdump: xPSR: 210f0000 BASEPRI:
00000080 CONTROL: 00000004
[ 39.001599] [27] [ EMERG] [ap] arm_registerdump: EXC_RETURN: ffffffa8
[ 39.002398] [27] [ EMERG] [ap] arm_dump_stack: IRQ Stack:
[ 39.003091] [27] [ EMERG] [ap] arm_dump_stack: sp: 3c411318
[ 39.003838] [27] [ EMERG] [ap] arm_dump_stack: base: 3c410bd8
[ 39.004584] [27] [ EMERG] [ap] arm_dump_stack: size: 00000800
[ 39.010928] [27] [ EMERG] [ap] arm_stackdump: 3c411300: 00000001 2001125c
3c411318 201dff00 000004e0 2c5440c3 00000001 00000004
[ 39.011088] [27] [ EMERG] [ap] arm_stackdump: 3c411320: 2c54468a 2c52e905
3c40a7e8 3c27a0c0 2c53ef71 3c3fb23c 00000009 00000000
[ 39.011247] [27] [ EMERG] [ap] arm_stackdump: 3c411340: 00000000 2c530223
3c41135b 2c52c797 0000001f 2c52c87f 1f000000 00000000
[ 39.011354] [27] [ EMERG] [ap] arm_stackdump: 3c411360: 00000000 3c3f02a8
0000000c 3c438a08 201dff00 2c53ea2d 2c53ea09 2c7f6aa1
[ 39.011567] [27] [ EMERG] [ap] arm_stackdump: 3c411380: e0001000 00000027
3c409510 00057a45 00000000 00057a4b e0001000 2c516a99
[ 39.012953] [27] [ EMERG] [ap] arm_stackdump: 3c4113a0: 00000000 00000000
201dff00 00000027 2001125c 2001105c 20011230 200111ec
[ 39.014393] [27] [ EMERG] [ap] arm_dump_stack: User Stack:
[ 39.015086] [27] [ EMERG] [ap] arm_dump_stack: sp: 3c49fba0
[ 39.015832] [27] [ EMERG] [ap] arm_dump_stack: base: 201df418
[ 39.016578] [27] [ EMERG] [ap] arm_dump_stack: size: 00000be8
[ 39.017325] [27] [ EMERG] [ap] arm_dump_stack: ERROR: User Stack pointer
is not within the stack
[ 39.023988] [27] [ EMERG] [ap] arm_stackdump: 201df400: 3c449f58 00000000
00000000 00000000 00000000 00000002 deadbeef deadbeef
[ 39.024148] [27] [ EMERG] [ap] arm_stackdump: 201df420: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.024308] [27] [ EMERG] [ap] arm_stackdump: 201df440: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.024468] [27] [ EMERG] [ap] arm_stackdump: 201df460: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.024681] [27] [ EMERG] [ap] arm_stackdump: 201df480: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.026067] [27] [ EMERG] [ap] arm_stackdump: 201df4a0: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.027506] [27] [ EMERG] [ap] arm_stackdump: 201df4c0: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.028946] [27] [ EMERG] [ap] arm_stackdump: 201df4e0: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.030385] [27] [ EMERG] [ap] arm_stackdump: 201df500: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.031824] [27] [ EMERG] [ap] arm_stackdump: 201df520: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.033264] [27] [ EMERG] [ap] arm_stackdump: 201df540: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.034703] [27] [ EMERG] [ap] arm_stackdump: 201df560: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.036142] [27] [ EMERG] [ap] arm_stackdump: 201df580: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef
[ 39.037581] [27] [ EMERG] [ap] arm_stackdump: 201df5a0: deadbeef deadbeef
deadbeef deadbeef deadbeef deadbeef deadbeef deadbeef`
save a file, `log`
### second
use `./minidumpserver.py -l log -e nuttx` log is you saved crash log,
nuttx is your elf file.
### third
use gdb to connect gdb server
arm-none-eabi-gdb nuttx -ex "target remote 127.0.0.1:1234"
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