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authorJonathan Corbet <corbet@lwn.net>2024-09-05 14:01:38 -0600
committerJonathan Corbet <corbet@lwn.net>2024-09-05 14:01:38 -0600
commitd224338aa105bf3c4c4aa8b2ccdbd675c71ffbfe (patch)
treeb7b6b8c98595c89f7ad5307120cb3156708991bc /kernel/panic.c
parenteb5ed2fae19745fcb7dd0dcfbfbcd8b2847bc5c1 (diff)
parent431c1646e1f86b949fa3685efc50b660a364c2b6 (diff)
Merge tag 'v6.11-rc6' into docs-mw
This is done primarily to get a docs build fix merged via another tree so that "make htmldocs" stops failing.
Diffstat (limited to 'kernel/panic.c')
-rw-r--r--kernel/panic.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index f861bedc1925..2a0449144f82 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -64,6 +64,8 @@ unsigned long panic_on_taint;
bool panic_on_taint_nousertaint = false;
static unsigned int warn_limit __read_mostly;
+bool panic_triggering_all_cpu_backtrace;
+
int panic_timeout = CONFIG_PANIC_TIMEOUT;
EXPORT_SYMBOL_GPL(panic_timeout);
@@ -253,8 +255,12 @@ void check_panic_on_warn(const char *origin)
*/
static void panic_other_cpus_shutdown(bool crash_kexec)
{
- if (panic_print & PANIC_PRINT_ALL_CPU_BT)
+ if (panic_print & PANIC_PRINT_ALL_CPU_BT) {
+ /* Temporary allow non-panic CPUs to write their backtraces. */
+ panic_triggering_all_cpu_backtrace = true;
trigger_all_cpu_backtrace();
+ panic_triggering_all_cpu_backtrace = false;
+ }
/*
* Note that smp_send_stop() is the usual SMP shutdown function,