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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-09-03 07:42:58 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-09-03 07:42:58 +0200
commit35f4a629641b812e04fadef087da5d6af59e32d7 (patch)
tree9cd5010ed6c0bf18cb631e60149a16ecccd9e0f3 /kernel/panic.c
parentfc88bb11617978fb3fcfcc697fd5c9d2dae9c4a3 (diff)
parent431c1646e1f86b949fa3685efc50b660a364c2b6 (diff)
Merge 6.11-rc6 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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,