dashboard/config: set RCU_EXP_CPU_STALL_TIMEOUT to 0

The zero values makes the kernel use the RCU_CPU_STALL_TIMEOUT value,
which is already set to a big enough value.

Context: see the recent LKML discussion at
https://lore.kernel.org/all/6723aa4d.050a0220.35b515.0161.GAE@google.com/T/

50 files changed, 52 insertions, 57 deletions

diff --git a/dashboard/config/linux/android-6.1-base.config b/dashboard/config/linux/android-6.1-base.config
index 671f167a7..ad3e572bb 100644
--- a/dashboard/config/linux/android-6.1-base.config
+++ b/dashboard/config/linux/android-6.1-base.config
@@ -6462,7 +6462,7 @@ CONFIG_BUG_ON_DATA_CORRUPTION=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
 # end of RCU Debugging
diff --git a/dashboard/config/linux/android-6.1.config b/dashboard/config/linux/android-6.1.config
index ae7f84fe9..fa8ee2397 100644
--- a/dashboard/config/linux/android-6.1.config
+++ b/dashboard/config/linux/android-6.1.config
@@ -7963,7 +7963,7 @@ CONFIG_BUG_ON_DATA_CORRUPTION=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
 # end of RCU Debugging
diff --git a/dashboard/config/linux/bits/timeouts_emu.yml b/dashboard/config/linux/bits/timeouts_emu.yml
index c8f4b01d0..390459752 100644
--- a/dashboard/config/linux/bits/timeouts_emu.yml
+++ b/dashboard/config/linux/bits/timeouts_emu.yml
@@ -8,7 +8,5 @@ config:
  # See the comment in x86_64.yml re these numbers.
  - RCU_CPU_STALL_TIMEOUT: 300
  - DEFAULT_HUNG_TASK_TIMEOUT: [420, -nonoise, -kmsan, -kcsan, -kmemleak]
- # 21000 is the max value for the config, so we don't multiply it.
- # TODO: `rcu: Allow up to five minutes expedited RCU CPU stall-warning timeouts` lets us set more than 21k,
- # but we first need to change the config generation tool to support multiple possible parameter values.
- - RCU_EXP_CPU_STALL_TIMEOUT: [21000, v5.19]
+ # A zero RCU_EXP_CPU_STALL_TIMEOUT value makes it equal to RCU_CPU_STALL_TIMEOUT.
+ - RCU_EXP_CPU_STALL_TIMEOUT: [0, v5.19]
diff --git a/dashboard/config/linux/bits/timeouts_native.yml b/dashboard/config/linux/bits/timeouts_native.yml
index 08c88641b..56e43b8db 100644
--- a/dashboard/config/linux/bits/timeouts_native.yml
+++ b/dashboard/config/linux/bits/timeouts_native.yml
@@ -30,8 +30,5 @@ config:
  - RCU_CPU_STALL_TIMEOUT: 100
  # The constraints repeat constraints on inclusion of debug.yml which enables hung task detection.
  - DEFAULT_HUNG_TASK_TIMEOUT: [140, -nonoise, -kmsan, -kcsan, -kmemleak]
- # By default it is set to a too small value, which causes tons of
- # `rcu_preempt detected expedited stalls on CPUs/tasks`.
- # TODO: `rcu: Allow up to five minutes expedited RCU CPU stall-warning timeouts` lets us set more than 21k,
- # but we first need to change the config generation tool to support multiple possible parameter values.
- - RCU_EXP_CPU_STALL_TIMEOUT: [21000, v5.19]
+ # A zero RCU_EXP_CPU_STALL_TIMEOUT value makes it equal to RCU_CPU_STALL_TIMEOUT.
+ - RCU_EXP_CPU_STALL_TIMEOUT: [0, v5.19]
diff --git a/dashboard/config/linux/chromeos-6.1-base.config b/dashboard/config/linux/chromeos-6.1-base.config
index 382fad921..67dc97926 100644
--- a/dashboard/config/linux/chromeos-6.1-base.config
+++ b/dashboard/config/linux/chromeos-6.1-base.config
@@ -6611,7 +6611,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
 # end of RCU Debugging
diff --git a/dashboard/config/linux/chromeos-6.1.config b/dashboard/config/linux/chromeos-6.1.config
index 15d961538..3e000daa4 100644
--- a/dashboard/config/linux/chromeos-6.1.config
+++ b/dashboard/config/linux/chromeos-6.1.config
@@ -7897,7 +7897,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
 # end of RCU Debugging
diff --git a/dashboard/config/linux/chromeos-6.6-base.config b/dashboard/config/linux/chromeos-6.6-base.config
index 4a3e33fd4..6370cf117 100644
--- a/dashboard/config/linux/chromeos-6.6-base.config
+++ b/dashboard/config/linux/chromeos-6.6-base.config
@@ -6740,7 +6740,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/chromeos-6.6.config b/dashboard/config/linux/chromeos-6.6.config
index 8ceb5cac9..9eed283ce 100644
--- a/dashboard/config/linux/chromeos-6.6.config
+++ b/dashboard/config/linux/chromeos-6.6.config
@@ -8060,7 +8060,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/cos-6.1-arm64-kasan-base.config b/dashboard/config/linux/cos-6.1-arm64-kasan-base.config
index 13b19e314..846d79047 100644
--- a/dashboard/config/linux/cos-6.1-arm64-kasan-base.config
+++ b/dashboard/config/linux/cos-6.1-arm64-kasan-base.config
@@ -4151,7 +4151,7 @@ CONFIG_DEBUG_CREDENTIALS=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
 # end of RCU Debugging
diff --git a/dashboard/config/linux/cos-6.1-arm64-kasan.config b/dashboard/config/linux/cos-6.1-arm64-kasan.config
index e55dce3e1..016875929 100644
--- a/dashboard/config/linux/cos-6.1-arm64-kasan.config
+++ b/dashboard/config/linux/cos-6.1-arm64-kasan.config
@@ -4199,7 +4199,7 @@ CONFIG_DEBUG_CREDENTIALS=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
 # end of RCU Debugging
diff --git a/dashboard/config/linux/cos-6.1-kasan-base.config b/dashboard/config/linux/cos-6.1-kasan-base.config
index 49fc5a131..bbb7c02c6 100644
--- a/dashboard/config/linux/cos-6.1-kasan-base.config
+++ b/dashboard/config/linux/cos-6.1-kasan-base.config
@@ -4112,7 +4112,7 @@ CONFIG_DEBUG_CREDENTIALS=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
 # end of RCU Debugging
diff --git a/dashboard/config/linux/cos-6.1-kasan.config b/dashboard/config/linux/cos-6.1-kasan.config
index fa4dafea7..3ad7cdf0d 100644
--- a/dashboard/config/linux/cos-6.1-kasan.config
+++ b/dashboard/config/linux/cos-6.1-kasan.config
@@ -4159,7 +4159,7 @@ CONFIG_DEBUG_CREDENTIALS=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
 # end of RCU Debugging
diff --git a/dashboard/config/linux/stable-6.1-arm64-kasan-base.config b/dashboard/config/linux/stable-6.1-arm64-kasan-base.config
index 5b903c530..d9ef3166e 100644
--- a/dashboard/config/linux/stable-6.1-arm64-kasan-base.config
+++ b/dashboard/config/linux/stable-6.1-arm64-kasan-base.config
@@ -9147,7 +9147,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
 # end of RCU Debugging
diff --git a/dashboard/config/linux/stable-6.1-arm64-kasan.config b/dashboard/config/linux/stable-6.1-arm64-kasan.config
index 5b596446b..f71d6357c 100644
--- a/dashboard/config/linux/stable-6.1-arm64-kasan.config
+++ b/dashboard/config/linux/stable-6.1-arm64-kasan.config
@@ -11504,7 +11504,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
 # end of RCU Debugging
diff --git a/dashboard/config/linux/stable-6.1-kasan-base.config b/dashboard/config/linux/stable-6.1-kasan-base.config
index 1cdffa3f6..869f2e456 100644
--- a/dashboard/config/linux/stable-6.1-kasan-base.config
+++ b/dashboard/config/linux/stable-6.1-kasan-base.config
@@ -4626,7 +4626,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
 # end of RCU Debugging
diff --git a/dashboard/config/linux/stable-6.1-kasan.config b/dashboard/config/linux/stable-6.1-kasan.config
index e04340e65..4fa1620c2 100644
--- a/dashboard/config/linux/stable-6.1-kasan.config
+++ b/dashboard/config/linux/stable-6.1-kasan.config
@@ -8996,7 +8996,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
 # end of RCU Debugging
diff --git a/dashboard/config/linux/upstream-apparmor-kasan-base.config b/dashboard/config/linux/upstream-apparmor-kasan-base.config
index e2db9a05a..a76684757 100644
--- a/dashboard/config/linux/upstream-apparmor-kasan-base.config
+++ b/dashboard/config/linux/upstream-apparmor-kasan-base.config
@@ -4896,7 +4896,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-apparmor-kasan.config b/dashboard/config/linux/upstream-apparmor-kasan.config
index 0449005bc..49d8f967a 100644
--- a/dashboard/config/linux/upstream-apparmor-kasan.config
+++ b/dashboard/config/linux/upstream-apparmor-kasan.config
@@ -9761,7 +9761,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm-full-base.config b/dashboard/config/linux/upstream-arm-full-base.config
index 67757ae1e..c935602a1 100644
--- a/dashboard/config/linux/upstream-arm-full-base.config
+++ b/dashboard/config/linux/upstream-arm-full-base.config
@@ -4391,7 +4391,7 @@ CONFIG_DEBUG_MAPLE_TREE=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-arm-full.config b/dashboard/config/linux/upstream-arm-full.config
index 0e63220e6..8ed290ab8 100644
--- a/dashboard/config/linux/upstream-arm-full.config
+++ b/dashboard/config/linux/upstream-arm-full.config
@@ -9166,7 +9166,7 @@ CONFIG_DEBUG_MAPLE_TREE=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-arm-kasan-base.config b/dashboard/config/linux/upstream-arm-kasan-base.config
index 5c46eefff..2ab47b7b1 100644
--- a/dashboard/config/linux/upstream-arm-kasan-base.config
+++ b/dashboard/config/linux/upstream-arm-kasan-base.config
@@ -4330,7 +4330,7 @@ CONFIG_DEBUG_MAPLE_TREE=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-arm-kasan.config b/dashboard/config/linux/upstream-arm-kasan.config
index 6b0e5906b..af73a424c 100644
--- a/dashboard/config/linux/upstream-arm-kasan.config
+++ b/dashboard/config/linux/upstream-arm-kasan.config
@@ -7816,7 +7816,7 @@ CONFIG_DEBUG_MAPLE_TREE=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-arm64-full-base.config b/dashboard/config/linux/upstream-arm64-full-base.config
index 76fed2b0f..577a01728 100644
--- a/dashboard/config/linux/upstream-arm64-full-base.config
+++ b/dashboard/config/linux/upstream-arm64-full-base.config
@@ -9931,7 +9931,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm64-full.config b/dashboard/config/linux/upstream-arm64-full.config
index 0140a7014..ff0baf212 100644
--- a/dashboard/config/linux/upstream-arm64-full.config
+++ b/dashboard/config/linux/upstream-arm64-full.config
@@ -12398,7 +12398,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm64-kasan-base.config b/dashboard/config/linux/upstream-arm64-kasan-base.config
index 18896b584..a9a6c928e 100644
--- a/dashboard/config/linux/upstream-arm64-kasan-base.config
+++ b/dashboard/config/linux/upstream-arm64-kasan-base.config
@@ -6280,7 +6280,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm64-kasan.config b/dashboard/config/linux/upstream-arm64-kasan.config
index 4f59a7477..7d0877dde 100644
--- a/dashboard/config/linux/upstream-arm64-kasan.config
+++ b/dashboard/config/linux/upstream-arm64-kasan.config
@@ -7412,7 +7412,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm64-kasan_sw-kcov-base.config b/dashboard/config/linux/upstream-arm64-kasan_sw-kcov-base.config
index c47736067..9029de3b1 100644
--- a/dashboard/config/linux/upstream-arm64-kasan_sw-kcov-base.config
+++ b/dashboard/config/linux/upstream-arm64-kasan_sw-kcov-base.config
@@ -6302,7 +6302,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm64-kasan_sw-kcov.config b/dashboard/config/linux/upstream-arm64-kasan_sw-kcov.config
index 0cae02cd0..c5394e992 100644
--- a/dashboard/config/linux/upstream-arm64-kasan_sw-kcov.config
+++ b/dashboard/config/linux/upstream-arm64-kasan_sw-kcov.config
@@ -7438,7 +7438,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-arm64-mte-base.config b/dashboard/config/linux/upstream-arm64-mte-base.config
index 12b08df1a..f49cd1d70 100644
--- a/dashboard/config/linux/upstream-arm64-mte-base.config
+++ b/dashboard/config/linux/upstream-arm64-mte-base.config
@@ -6216,7 +6216,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-arm64-mte.config b/dashboard/config/linux/upstream-arm64-mte.config
index d0d75b8fd..16a99f9c2 100644
--- a/dashboard/config/linux/upstream-arm64-mte.config
+++ b/dashboard/config/linux/upstream-arm64-mte.config
@@ -7348,7 +7348,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-kasan-badwrites-base.config b/dashboard/config/linux/upstream-kasan-badwrites-base.config
index ecd31aa2d..9d79a7cf3 100644
--- a/dashboard/config/linux/upstream-kasan-badwrites-base.config
+++ b/dashboard/config/linux/upstream-kasan-badwrites-base.config
@@ -4899,7 +4899,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-kasan-badwrites.config b/dashboard/config/linux/upstream-kasan-badwrites.config
index 0e23241e0..62a09c847 100644
--- a/dashboard/config/linux/upstream-kasan-badwrites.config
+++ b/dashboard/config/linux/upstream-kasan-badwrites.config
@@ -9764,7 +9764,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-kcsan-base.config b/dashboard/config/linux/upstream-kcsan-base.config
index c72fa7a69..b204c039c 100644
--- a/dashboard/config/linux/upstream-kcsan-base.config
+++ b/dashboard/config/linux/upstream-kcsan-base.config
@@ -4784,7 +4784,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-kcsan.config b/dashboard/config/linux/upstream-kcsan.config
index dac3f5fb4..5c6f049fe 100644
--- a/dashboard/config/linux/upstream-kcsan.config
+++ b/dashboard/config/linux/upstream-kcsan.config
@@ -9101,7 +9101,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-kmsan-base.config b/dashboard/config/linux/upstream-kmsan-base.config
index 1eedd8684..e54f47296 100644
--- a/dashboard/config/linux/upstream-kmsan-base.config
+++ b/dashboard/config/linux/upstream-kmsan-base.config
@@ -4753,7 +4753,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-kmsan-next-base.config b/dashboard/config/linux/upstream-kmsan-next-base.config
index 08db4de37..85c72bbf5 100644
--- a/dashboard/config/linux/upstream-kmsan-next-base.config
+++ b/dashboard/config/linux/upstream-kmsan-next-base.config
@@ -4779,7 +4779,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-kmsan-next.config b/dashboard/config/linux/upstream-kmsan-next.config
index 3bc5e6418..1b50d58f2 100644
--- a/dashboard/config/linux/upstream-kmsan-next.config
+++ b/dashboard/config/linux/upstream-kmsan-next.config
@@ -9452,7 +9452,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-kmsan.config b/dashboard/config/linux/upstream-kmsan.config
index 4b83ddf3b..ae84ce4cc 100644
--- a/dashboard/config/linux/upstream-kmsan.config
+++ b/dashboard/config/linux/upstream-kmsan.config
@@ -9411,7 +9411,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-leak-base.config b/dashboard/config/linux/upstream-leak-base.config
index 1f09c41ba..ddd91e148 100644
--- a/dashboard/config/linux/upstream-leak-base.config
+++ b/dashboard/config/linux/upstream-leak-base.config
@@ -4802,7 +4802,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-leak.config b/dashboard/config/linux/upstream-leak.config
index bca70bd6a..616816af5 100644
--- a/dashboard/config/linux/upstream-leak.config
+++ b/dashboard/config/linux/upstream-leak.config
@@ -9652,7 +9652,7 @@ CONFIG_DEBUG_PLIST=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 # CONFIG_RCU_EQS_DEBUG is not set
diff --git a/dashboard/config/linux/upstream-riscv64-kasan-base.config b/dashboard/config/linux/upstream-riscv64-kasan-base.config
index dad0c882b..31c43ff71 100644
--- a/dashboard/config/linux/upstream-riscv64-kasan-base.config
+++ b/dashboard/config/linux/upstream-riscv64-kasan-base.config
@@ -5812,7 +5812,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-riscv64-kasan.config b/dashboard/config/linux/upstream-riscv64-kasan.config
index 8a70ed80e..f6d88d46c 100644
--- a/dashboard/config/linux/upstream-riscv64-kasan.config
+++ b/dashboard/config/linux/upstream-riscv64-kasan.config
@@ -7926,7 +7926,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=300
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-selinux-kasan-base.config b/dashboard/config/linux/upstream-selinux-kasan-base.config
index 1579522f3..9bc2b093a 100644
--- a/dashboard/config/linux/upstream-selinux-kasan-base.config
+++ b/dashboard/config/linux/upstream-selinux-kasan-base.config
@@ -4898,7 +4898,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-selinux-kasan.config b/dashboard/config/linux/upstream-selinux-kasan.config
index 499b58491..0b3c832c0 100644
--- a/dashboard/config/linux/upstream-selinux-kasan.config
+++ b/dashboard/config/linux/upstream-selinux-kasan.config
@@ -9763,7 +9763,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-smack-kasan-base.config b/dashboard/config/linux/upstream-smack-kasan-base.config
index 88bbda114..27428c859 100644
--- a/dashboard/config/linux/upstream-smack-kasan-base.config
+++ b/dashboard/config/linux/upstream-smack-kasan-base.config
@@ -4888,7 +4888,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-smack-kasan.config b/dashboard/config/linux/upstream-smack-kasan.config
index 384a4b941..f5e7d2ca9 100644
--- a/dashboard/config/linux/upstream-smack-kasan.config
+++ b/dashboard/config/linux/upstream-smack-kasan.config
@@ -9754,7 +9754,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-unmaintained-base.config b/dashboard/config/linux/upstream-unmaintained-base.config
index 2676ce47d..c84992064 100644
--- a/dashboard/config/linux/upstream-unmaintained-base.config
+++ b/dashboard/config/linux/upstream-unmaintained-base.config
@@ -4842,7 +4842,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-unmaintained.config b/dashboard/config/linux/upstream-unmaintained.config
index db6b4d7f4..79f898c37 100644
--- a/dashboard/config/linux/upstream-unmaintained.config
+++ b/dashboard/config/linux/upstream-unmaintained.config
@@ -5508,7 +5508,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-usb-base.config b/dashboard/config/linux/upstream-usb-base.config
index d448e4815..156d25e48 100644
--- a/dashboard/config/linux/upstream-usb-base.config
+++ b/dashboard/config/linux/upstream-usb-base.config
@@ -4879,7 +4879,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y
diff --git a/dashboard/config/linux/upstream-usb.config b/dashboard/config/linux/upstream-usb.config
index 2f808542b..5a0271eeb 100644
--- a/dashboard/config/linux/upstream-usb.config
+++ b/dashboard/config/linux/upstream-usb.config
@@ -8640,7 +8640,7 @@ CONFIG_PROVE_RCU=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_REF_SCALE_TEST is not set
 CONFIG_RCU_CPU_STALL_TIMEOUT=100
-CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=21000
+CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
 # CONFIG_RCU_CPU_STALL_CPUTIME is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_EQS_DEBUG=y