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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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60 lines
1.6 KiB
Plaintext
60 lines
1.6 KiB
Plaintext
# Changes to this file are automatically used in the new kernel
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# after ./run, no need to do anything different.
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CONFIG_DEBUG_FS=y
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CONFIG_DEBUG_INFO=y
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CONFIG_DEBUG_KERNEL=y
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CONFIG_GDB_SCRIPTS=y
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# Non-static variables show up on /proc/kallsyms
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# https://stackoverflow.com/questions/20196636/does-kallsyms-have-all-the-symbol-of-kernel-functions/44614878#44614878
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CONFIG_KALLSYMS_ALL=y
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# zcat /proc/config.gz
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CONFIG_IKCONFIG=y
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CONFIG_IKCONFIG_PROC=y
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# TODO make example.
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# This seems to allow userspace to create arbitrary configuration trees,
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# which kernel modules can then read and interpret.
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CONFIG_CONFIGFS_FS=y
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# KGDB
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CONFIG_CONSOLE_POLL=y
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CONFIG_KDB_CONTINUE_CATASTROPHIC=0
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CONFIG_KDB_DEFAULT_ENABLE=0x1
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CONFIG_KDB_KEYBOARD=y
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CONFIG_KGDB=y
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CONFIG_KGDB_KDB=y
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CONFIG_KGDB_LOW_LEVEL_TRAP=y
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CONFIG_KGDB_SERIAL_CONSOLE=y
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CONFIG_KGDB_TESTS=y
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CONFIG_KGDB_TESTS_ON_BOOT=n
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CONFIG_MAGIC_SYSRQ=y
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CONFIG_MAGIC_SYSRQ_DEFAULT_ENABLE=0x1
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CONFIG_SERIAL_KGDB_NMI=n
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# Module.symvers in kernel tree and modules tree contains CRC of signatures.
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# TODO: I think the CRC are stored in the built kernel and module, and checked
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# at insmod, but bgrep did not find it in kernel image.
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# Does not show in /proc/kallyms either.
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CONFIG_MODVERSIONS=y
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# ftrace
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CONFIG_DYNAMIC_FTRACE=y
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CONFIG_FTRACE=y
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CONFIG_FTRACE_SYSCALLS=y
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CONFIG_FUNCTION_GRAPH_TRACER=y
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CONFIG_FUNCTION_PROFILER=y
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CONFIG_FUNCTION_TRACER=y
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CONFIG_HWLAT_TRACER=y
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CONFIG_IRQSOFF_TRACER=y
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CONFIG_SCHED_TRACER=y
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CONFIG_STACK_TRACER=y
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CONFIG_TRACER_SNAPSHOT=y
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# x86
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# https://stackoverflow.com/questions/20069620/print-kernels-page-table-entries
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# cat /sys/kernel/debug/kernel_page_tables
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CONFIG_X86_PTDUMP=y
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