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doc: kgdb: Add description about rodata=off kernel parameter

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STRICT_KERNEL_RWX can not be turned off throught menuconfig on some
architectures, pass "rodata=off" to the kernel in this case.

Tested with qemu on arm64.

Signed-off-by: junan <junan76@163.com>
Suggested-by: Will Deacon <will@kernel.org>
Reviewed-by: Daniel Thompson (RISCstar) <danielt@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260116050410.772340-2-junan76@163.com>
This commit is contained in:
junan
2026-01-16 13:03:13 +08:00
committed by Jonathan Corbet
parent a66437c279
commit 3c5fefc8f1
1 changed files with 7 additions and 0 deletions
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7
Documentation/process/debugging/kgdb.rst
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@@ -380,6 +380,13 @@ virtual address where the kernel image is mapped and confuses
gdb which resolves addresses of kernel symbols from the symbol table
of vmlinux.
Kernel parameter: ``rodata``
----------------------------
``CONFIG_STRICT_KERNEL_RWX`` is turned on by default and is not
visible to menuconfig on some architectures (arm64 for example),
you can pass ``rodata=off`` to the kernel in this case.
Using kdb
=========