Vasily Gorbik 33177f01ca kallsyms: exclude kasan local symbols on s390 ... gcc asan instrumentation emits the following sequence to store frame pc when the kernel is built with CONFIG_RELOCATABLE: debug/vsprintf.s: .section .data.rel.ro.local,"aw" .align 8 .LC3: .quad .LASANPC4826@GOTOFF .text .align 8 .type number, @function number: .LASANPC4826: and in case reloc is issued for LASANPC label it also gets into .symtab with the same address as actual function symbol: $ nm -n vmlinux | grep 0000000001397150 0000000001397150 t .LASANPC4826 0000000001397150 t number In the end kernel backtraces are almost unreadable: [ 143.748476] Call Trace: [ 143.748484] ([<000000002da3e62c>] .LASANPC2671+0x114/0x190) [ 143.748492] [<000000002eca1a58>] .LASANPC2612+0x110/0x160 [ 143.748502] [<000000002de9d830>] print_address_description+0x80/0x3b0 [ 143.748511] [<000000002de9dd64>] __kasan_report+0x15c/0x1c8 [ 143.748521] [<000000002ecb56d4>] strrchr+0x34/0x60 [ 143.748534] [<000003ff800a9a40>] kasan_strings+0xb0/0x148 [test_kasan] [ 143.748547] [<000003ff800a9bba>] kmalloc_tests_init+0xe2/0x528 [test_kasan] [ 143.748555] [<000000002da2117c>] .LASANPC4069+0x354/0x748 [ 143.748563] [<000000002dbfbb16>] do_init_module+0x136/0x3b0 [ 143.748571] [<000000002dbff3f4>] .LASANPC3191+0x2164/0x25d0 [ 143.748580] [<000000002dbffc4c>] .LASANPC3196+0x184/0x1b8 [ 143.748587] [<000000002ecdf2ec>] system_call+0xd8/0x2d8 Since LASANPC labels are not even unique and get into .symtab only due to relocs filter them out in kallsyms. Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>		2019-07-08 02:25:59 +09:00
..
atomic	locking/atomics: Don't assume that scripts are executable	2019-04-19 14:21:43 +02:00
basic	fixdep: check return value of printf() and putchar()	2019-07-01 10:30:39 +09:00
coccinelle	coccinelle: api/stream_open: treat all wait_.*() calls as blocking	2019-07-08 02:25:59 +09:00
dtc	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441	2019-06-05 17:37:17 +02:00
gcc-plugins	gcc-plugins: Handle unusual header environment	2019-05-31 10:26:05 -07:00
gdb	scripts/gdb: fix invocation when CONFIG_COMMON_CLK is not set	2019-06-01 15:51:31 -07:00
genksyms	genksyms: Teach parser about 128-bit built-in types	2019-06-24 03:43:03 +09:00
kconfig	kconfig: tests: fix recursive inclusion unit test	2019-06-05 02:33:10 +09:00
ksymoops
mod
package	kbuild: deb-pkg: do not run headers_check	2019-06-15 19:57:02 +09:00
selinux	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156	2019-05-30 11:26:35 -07:00
tracing	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 166	2019-05-30 11:26:39 -07:00
.gitignore
adjust_autoksyms.sh
asn1_compiler.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 36	2019-05-24 17:27:11 +02:00
bin2c.c
bloat-o-meter
bootgraph.pl	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 391	2019-06-05 17:37:11 +02:00
bpf_helpers_doc.py	bpf: fix script for generating man page on BPF helpers	2019-05-13 01:12:45 +02:00
cc-can-link.sh
check_extable.sh
checkincludes.pl
checkkconfigsymbols.py	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 166	2019-05-30 11:26:39 -07:00
checkpatch.pl	checkpatch.pl: Update DT vendor prefix check	2019-05-22 14:54:49 -05:00
checkstack.pl	scripts/checkstack.pl: Fix arm64 wrong or unknown architecture	2019-06-05 02:33:10 +09:00
checksyscalls.sh
checkversion.pl
clang-version.sh
cleanfile
cleanpatch
coccicheck
config
conmakehash.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 54	2019-05-24 17:36:42 +02:00
const_structs.checkpatch
decode_stacktrace.sh
decodecode
depmod.sh
diffconfig
documentation-file-ref-check	scripts/documentation-file-ref-check: detect broken :doc:foo	2019-05-03 06:45:22 -06:00
export_report.pl	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 209	2019-05-30 11:29:53 -07:00
extract-cert.c
extract-ikconfig
extract-module-sig.pl
extract-sys-certs.pl
extract-vmlinux	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 378	2019-06-05 17:37:10 +02:00
extract_xc3028.pl	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 339	2019-06-05 17:37:07 +02:00
faddr2line
file-size.sh
find-unused-docs.sh
gcc-goto.sh
gcc-ld
gcc-plugin.sh
gcc-version.sh
gcc-x86_32-has-stack-protector.sh
gcc-x86_64-has-stack-protector.sh
gen_compile_commands.py
gen_ksymdeps.sh
get_dvb_firmware	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61	2019-05-24 17:36:45 +02:00
get_maintainer.pl
gfp-translate	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 166	2019-05-30 11:26:39 -07:00
headerdep.pl
headers_check.pl
headers_install.sh	kbuild: simplify scripts/headers_install.sh	2019-06-15 19:57:02 +09:00
insert-sys-cert.c
kallsyms.c	kallsyms: exclude kasan local symbols on s390	2019-07-08 02:25:59 +09:00
Kbuild.include	kbuild: save $(strip ...) for calling if_changed and friends	2019-07-01 10:03:40 +09:00
Kconfig.include	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
kernel-doc
ld-version.sh
leaking_addresses.pl	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 166	2019-05-30 11:26:39 -07:00
Lindent
link-vmlinux.sh	Kbuild updates for v5.2	2019-05-08 12:25:12 -07:00
Makefile	kbuild: remove build_unifdef target in scripts/Makefile	2019-06-15 19:57:01 +09:00
Makefile.asm-generic
Makefile.build	kbuild: add support for ensuring headers are self-contained	2019-06-15 19:57:02 +09:00
Makefile.clean
Makefile.dtbinst
Makefile.extrawarn	kbuild: Remove unnecessary -Wno-unused-value	2019-06-24 03:43:03 +09:00
Makefile.gcc-plugins
Makefile.headersinst	kbuild: fix 'No such file or directory' warning for headers_install	2019-06-24 03:43:03 +09:00
Makefile.host	kbuild: remove 'addtree' and 'flags' magic for header search paths	2019-05-18 11:49:57 +09:00
Makefile.kasan
Makefile.kcov	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
Makefile.lib	kbuild: add support for ensuring headers are self-contained	2019-06-15 19:57:02 +09:00
Makefile.modbuiltin	kbuild: use $(srctree) instead of KBUILD_SRC to check out-of-tree build	2019-04-02 23:28:04 +09:00
Makefile.modinst
Makefile.modpost	modpost: make KBUILD_MODPOST_WARN also configurable for external modules	2019-04-11 23:11:51 +09:00
Makefile.modsign
Makefile.ubsan	ubsan: Remove vla bound checks.	2019-05-06 11:12:09 -07:00
makelst
markup_oops.pl	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 373	2019-06-05 17:37:10 +02:00
mkcompile_h
mkmakefile	kbuild: mkmakefile: generate a simple wrapper of top Makefile	2019-04-02 23:27:38 +09:00
mksysmap
mkuboot.sh
module-common.lds
modules-check.sh	kbuild: do not check name uniqueness of builtin modules	2019-05-21 08:54:05 +09:00
namespace.pl
objdiff	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 199	2019-05-30 11:29:23 -07:00
parse-maintainers.pl
patch-kernel
pnmtologo.c
profile2linkerlist.pl
prune-kernel
recordmcount.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 378	2019-06-05 17:37:10 +02:00
recordmcount.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 378	2019-06-05 17:37:10 +02:00
recordmcount.pl	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 166	2019-05-30 11:26:39 -07:00
setlocalversion
show_delta	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 438	2019-06-05 17:37:17 +02:00
sign-file.c
sortextable.c	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 378	2019-06-05 17:37:10 +02:00
sortextable.h	treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 378	2019-06-05 17:37:10 +02:00
spdxcheck-test.sh
spdxcheck.py	spdxcheck.py: fix directory structures	2019-06-01 15:51:31 -07:00
spelling.txt
sphinx-pre-install	SPDX update for 5.2-rc3, round 1	2019-05-31 08:34:32 -07:00
split-man.pl
stackdelta
stackusage
subarch.include
tags.sh	treewide: Add SPDX license identifier for missed files	2019-05-21 10:50:45 +02:00
unifdef.c
ver_linux
xen-hypercalls.sh
xz_wrap.sh