Let's use the new printk format to print the stacktrace entry when printing a backtrace to the kernel logs. This will include any module's build ID[1] in it so that offline/crash debugging can easily locate the debuginfo for a module via something like debuginfod[2].
Cc: Catalin Marinas <catalin.mari...@arm.com> Cc: Will Deacon <w...@kernel.org> Cc: <linux-arm-ker...@lists.infradead.org> Cc: Jiri Olsa <jo...@kernel.org> Cc: Alexei Starovoitov <a...@kernel.org> Cc: Jessica Yu <j...@kernel.org> Cc: Evan Green <evgr...@chromium.org> Cc: Hsin-Yi Wang <hsi...@chromium.org> Cc: Petr Mladek <pmla...@suse.com> Cc: Steven Rostedt <rost...@goodmis.org> Cc: Andy Shevchenko <andriy.shevche...@linux.intel.com> Cc: Matthew Wilcox <wi...@infradead.org> Link: https://fedoraproject.org/wiki/Releases/FeatureBuildId [1] Link: https://sourceware.org/elfutils/Debuginfod.html [2] Signed-off-by: Stephen Boyd <swb...@chromium.org> --- arch/arm64/kernel/stacktrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c index ad20981dfda4..9d38da01ff98 100644 --- a/arch/arm64/kernel/stacktrace.c +++ b/arch/arm64/kernel/stacktrace.c @@ -129,7 +129,7 @@ NOKPROBE_SYMBOL(walk_stackframe); static void dump_backtrace_entry(unsigned long where, const char *loglvl) { - printk("%s %pS\n", loglvl, (void *)where); + printk("%s %pSb\n", loglvl, (void *)where); } void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk, -- https://chromeos.dev
