linux-kernel - selftests: arm64: pac.c:237:pac_instructions_not_nop:Expected 0 (0) != keyia (35747322042253312)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <CA+G9fYtDLPwpiH++b_RVnMrHX3trFt-fY06UnV1Q5oSE6Nrsrg@mail.gmail.com>
Date: Thu, 16 Jan 2025 19:56:15 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: "open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@...r.kernel.org>, 
	open list <linux-kernel@...r.kernel.org>, lkft-triage@...ts.linaro.org
Cc: Anders Roxell <anders.roxell@...aro.org>, Dan Carpenter <dan.carpenter@...aro.org>, 
	Arnd Bergmann <arnd@...db.de>, Catalin Marinas <catalin.marinas@....com>, Mark Brown <broonie@...nel.org>, 
	Aishwarya TCV <Aishwarya.TCV@....com>, Boyan Karatotev <boyan.karatotev@....com>
Subject: selftests: arm64: pac.c:237:pac_instructions_not_nop:Expected 0 (0)
 != keyia (35747322042253312)

The selftests: arm64: pac getting failed on FVP, Graviton-vm and Qemu-arm64
running Linux next-20250113..next-20250116.

Started noticing from next-20250113.
Bad: next-20250110
Bad: next-20250113

Test failed:
 pac
 global.pac_instructions_not_nop
 global.pac_instructions_not_nop_generic

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
Test regression: kselftest-arm64/arm64_pac

Test output log:
--------------
# selftests: arm64: pac
# TAP version 13
# 1..7
# # Starting 7 tests from 1 test cases.
# #  RUN           global.corrupt_pac ...
# #            OK  global.corrupt_pac
# ok 1 global.corrupt_pac
# #  RUN           global.pac_instructions_not_nop ...
# # pac.c:237:pac_instructions_not_nop:Expected 0 (0) != keyia
(35747322042253312)
# # pac.c:237:pac_instructions_not_nop:keyia instructions did nothing
# # pac_instructions_not_nop: Test terminated by assertion
# #          FAIL  global.pac_instructions_not_nop
# not ok 2 global.pac_instructions_not_nop
# #  RUN           global.pac_instructions_not_nop_generic ...
# # pac.c:252:pac_instructions_not_nop_generic:Expected 0 (0) != keyg
(35747322042253312)
# # pac.c:252:pac_instructions_not_nop_generic:keyg instructions did nothing
# # pac_instructions_not_nop_generic: Test terminated by assertion
# #          FAIL  global.pac_instructions_not_nop_generic
# not ok 3 global.pac_instructions_not_nop_generic
# #  RUN           global.single_thread_different_keys ...
# #            OK  global.single_thread_different_keys
# ok 4 global.single_thread_different_keys
# #  RUN           global.exec_changed_keys ...
# #            OK  global.exec_changed_keys
# ok 5 global.exec_changed_keys
# #  RUN           global.context_switch_keep_keys ...
# #            OK  global.context_switch_keep_keys
# ok 6 global.context_switch_keep_keys
# #  RUN           global.context_switch_keep_keys_generic ...
# #            OK  global.context_switch_keep_keys_generic
# ok 7 global.context_switch_keep_keys_generic
# # FAILED: 5 / 7 tests passed.
# # Totals: pass:5 fail:2 xfail:0 xpass:0 skip:0 error:0
not ok 37 selftests: arm64: pac # exit=1

Links:
- https://qa-reports.linaro.org/lkft/linux-next-master/tests/kselftest-arm64/arm64_pac
- https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20250116/testrun/26774718/suite/kselftest-arm64/test/arm64_pac/log
- https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20250116/testrun/26774718/suite/kselftest-arm64/test/arm64_pac/details/

--
Linaro LKFT
https://lkft.linaro.org