linux-kernel - ardb/for-kernelci bisection: boot on rk3288-rock2-square

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Date:   Wed, 04 Dec 2019 07:28:03 -0800 (PST)
From:   "kernelci.org bot" <bot@...nelci.org>
To:     tomeu.vizoso@...labora.com, guillaume.tucker@...labora.com,
        enric.balletbo@...labora.com, khilman@...libre.com,
        mgalka@...labora.com, Ard Biesheuvel <ardb@...nel.org>,
        broonie@...nel.org
Cc:     Alexandre Torgue <alexandre.torgue@...com>,
        linux-stm32@...md-mailman.stormreply.com,
        linux-crypto@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Herbert Xu <herbert@...dor.apana.org.au>
Subject: ardb/for-kernelci bisection: boot on rk3288-rock2-square

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* This automated bisection report was sent to you on the basis  *
* that you may be involved with the breaking commit it has      *
* found.  No manual investigation has been done to verify it,   *
* and the root cause of the problem may be somewhere else.      *
*                                                               *
* If you do send a fix, please include this trailer:            *
*   Reported-by: "kernelci.org bot" <bot@...nelci.org>          *
*                                                               *
* Hope this helps!                                              *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

ardb/for-kernelci bisection: boot on rk3288-rock2-square

Summary:
  Start:      16839329da69 enable extra tests by default
  Details:    https://kernelci.org/boot/id/5de791acd6451dc5be960f08
  Plain log:  https://storage.kernelci.org//ardb/for-kernelci/v5.4-9340-g16839329da69/arm/multi_v7_defconfig+CONFIG_SMP=n/gcc-8/lab-collabora/boot-rk3288-rock2-square.txt
  HTML log:   https://storage.kernelci.org//ardb/for-kernelci/v5.4-9340-g16839329da69/arm/multi_v7_defconfig+CONFIG_SMP=n/gcc-8/lab-collabora/boot-rk3288-rock2-square.html
  Result:     16839329da69 enable extra tests by default

Checks:
  revert:     PASS
  verify:     PASS

Parameters:
  Tree:       ardb
  URL:        git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git
  Branch:     for-kernelci
  Target:     rk3288-rock2-square
  CPU arch:   arm
  Lab:        lab-collabora
  Compiler:   gcc-8
  Config:     multi_v7_defconfig+CONFIG_SMP=n
  Test suite: boot

Breaking commit found:

-------------------------------------------------------------------------------
commit 16839329da69263e7360f3819bae01bcf4b220ec
Author: Ard Biesheuvel <ardb@...nel.org>
Date:   Tue Dec 3 12:29:31 2019 +0000

    enable extra tests by default

diff --git a/crypto/Kconfig b/crypto/Kconfig
index 5575d48473bd..36af840aa820 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -140,7 +140,6 @@ if CRYPTO_MANAGER2
 
 config CRYPTO_MANAGER_DISABLE_TESTS
 	bool "Disable run-time self tests"
-	default y
 	help
 	  Disable run-time self tests that normally take place at
 	  algorithm registration.
@@ -148,6 +147,7 @@ config CRYPTO_MANAGER_DISABLE_TESTS
 config CRYPTO_MANAGER_EXTRA_TESTS
 	bool "Enable extra run-time crypto self tests"
 	depends on DEBUG_KERNEL && !CRYPTO_MANAGER_DISABLE_TESTS
+	default y
 	help
 	  Enable extra run-time self tests of registered crypto algorithms,
 	  including randomized fuzz tests.
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index 88f33c0efb23..5df87bcf6c4d 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -40,7 +40,7 @@ static bool notests;
 module_param(notests, bool, 0644);
 MODULE_PARM_DESC(notests, "disable crypto self-tests");
 
-static bool panic_on_fail;
+static bool panic_on_fail = true;
 module_param(panic_on_fail, bool, 0444);
 
 #ifdef CONFIG_CRYPTO_MANAGER_EXTRA_TESTS
-------------------------------------------------------------------------------


Git bisection log:

-------------------------------------------------------------------------------
git bisect start
# good: [b94ae8ad9fe79da61231999f347f79645b909bda] Merge tag 'seccomp-v5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
git bisect good b94ae8ad9fe79da61231999f347f79645b909bda
# bad: [16839329da69263e7360f3819bae01bcf4b220ec] enable extra tests by default
git bisect bad 16839329da69263e7360f3819bae01bcf4b220ec
# good: [25cbf24a7eec7c3dee4113b2e98b572e128009b7] crypto: aead - move crypto_aead_maxauthsize() to <crypto/aead.h>
git bisect good 25cbf24a7eec7c3dee4113b2e98b572e128009b7
# good: [7b19c7a82950ed034645fa92adce29cd6163ed3e] crypto: testmgr - check skcipher min_keysize
git bisect good 7b19c7a82950ed034645fa92adce29cd6163ed3e
# good: [062752a354aaf03b46b86cba5fdaa2fd5c932860] crypto: testmgr - create struct aead_extra_tests_ctx
git bisect good 062752a354aaf03b46b86cba5fdaa2fd5c932860
# good: [2cd56a00fff8584e342164c65e6b55da61f79c4a] crypto: testmgr - generate inauthentic AEAD test vectors
git bisect good 2cd56a00fff8584e342164c65e6b55da61f79c4a
# first bad commit: [16839329da69263e7360f3819bae01bcf4b220ec] enable extra tests by default
-------------------------------------------------------------------------------