On 7/7/2022 3:34 PM, Dan Carpenter wrote:
If I had to guess, I'd say it was probably the recent changes in linux-next with bitops. Those things messed up Smatch as well and the timing fits. But I don't have a way to test. Anyway, let's ask the kbuild devs. On Wed, Jul 06, 2022 at 11:09:13AM -0700, Vineet Gupta wrote:On 7/5/22 23:49, Dan Carpenter wrote:[ trimmed massive CC list (see below) ] What's going on with all the arch/arc build breakage on linux-next? regards, dan carpenterlinux-snps-arc is not there, does one need to subscribe to these ?I don't know how the CC list for BUILD REGRESSIONs is made.Unverified Error/Warning (likely false positive, please contact us if interested): block/partitions/efi.c:223:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 block/sed-opal.c:427:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 crypto/asymmetric_keys/pkcs7_verify.c:311:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 drivers/ata/libata-core.c:2802:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 drivers/ata/libata-eh.c:2842:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 drivers/ata/sata_dwc_460ex.c:691:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 drivers/base/power/runtime.c:1570:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637 drivers/block/rbd.c:6142:1: internal compiler error: in arc_ifcvt, at config/arc/arc.c:9637[snip..] We would need more specifics: what compiler version is this ? Thx for bringing this to our attention.Hey LTP devs, which GCC are you using and which .config is generating these "internal compiler error" issues? regards, dan carpenter
Hi Dan, The commit 6a5365f8 triggered this issue, I attached the config file for your reference.tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 088b9c375534d905a4d337c78db3b3bfbb52c4a0commit: 6a5365f857f82fce381eff6be5592dcc7b5a053a [7990/8197] compiler-gcc.h: remove ancient workaround for gcc PR 58670
config: arc-buildonly-randconfig-r001-20220706 (attached as .config) compiler: arceb-elf-gcc (GCC) 11.3.0 reproduce (this is a W=1 build):wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=6a5365f857f82fce381eff6be5592dcc7b5a053a
git remote add linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 6a5365f857f82fce381eff6be5592dcc7b5a053a
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross
W=1 O=build_dir ARCH=arc SHELL=/bin/bash kernel/sched/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <l...@intel.com>
All errors (new ones prefixed by >>):
during RTL pass: mach
kernel/sched/core.c: In function 'enqueue_task':
>> kernel/sched/core.c:2076:1: internal compiler error: in arc_ifcvt, at
>> config/arc/arc.c:9637
2076 | }
| ^
0x57f26d arc_ifcvt
/tmp/build-crosstools-gcc-11.3.0-binutils-2.38/gcc/gcc-11.3.0/gcc/config/arc/arc.c:9637
0xd92d04 arc_reorg
/tmp/build-crosstools-gcc-11.3.0-binutils-2.38/gcc/gcc-11.3.0/gcc/config/arc/arc.c:8419
0xa4f289 execute
/tmp/build-crosstools-gcc-11.3.0-binutils-2.38/gcc/gcc-11.3.0/gcc/reorg.c:4045
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
Best Regards,
Rong Chen
config.gz
Description: GNU Zip compressed data
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