diff options
author | V3n3RiX <venerix@koprulu.sector> | 2021-10-26 00:10:07 +0100 |
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committer | V3n3RiX <venerix@koprulu.sector> | 2021-10-26 00:10:07 +0100 |
commit | 95461df035e3867364495f065e5e805bf629b2d7 (patch) | |
tree | 867dce371a84a696e91be255d89f282975aa0480 /dev-libs/elfutils/files | |
parent | 46eedbedafdb0040c37884982d4c775ce277fb7b (diff) |
gentoo resync : 25.10.2021
Diffstat (limited to 'dev-libs/elfutils/files')
-rw-r--r-- | dev-libs/elfutils/files/elfutils-0.185-glibc-2.34-test-failure.patch | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/dev-libs/elfutils/files/elfutils-0.185-glibc-2.34-test-failure.patch b/dev-libs/elfutils/files/elfutils-0.185-glibc-2.34-test-failure.patch new file mode 100644 index 000000000000..134e642ab0eb --- /dev/null +++ b/dev-libs/elfutils/files/elfutils-0.185-glibc-2.34-test-failure.patch @@ -0,0 +1,124 @@ +https://sourceware.org/git/?p=elfutils.git;a=commit;h=9aee0992d6e6ec4cce2c015d8da4b61022c6f6dd + +Author: Mark Wielaard <mark@klomp.org> +Date: Wed Aug 4 21:01:27 2021 +0200 + + tests: Allow an extra pthread_kill frame in backtrace tests + + glibc 2.34 calls pthread_kill from the raise function. Before raise + directly called the (tg)kill syscall. So allow pthread_kill to be the + first frame in a backtrace where raise is expected. Also change some + asserts to fprintf plus abort to make it more clear why the testcase + fails. + + https://sourceware.org/bugzilla/show_bug.cgi?id=28190 + + Signed-off-by: Mark Wielaard <mark@klomp.org> + +--- a/tests/backtrace.c ++++ b/tests/backtrace.c +@@ -97,6 +97,9 @@ callback_verify (pid_t tid, unsigned frameno, Dwarf_Addr pc, + static bool reduce_frameno = false; + if (reduce_frameno) + frameno--; ++ static bool pthread_kill_seen = false; ++ if (pthread_kill_seen) ++ frameno--; + if (! use_raise_jmp_patching && frameno >= 2) + frameno += 2; + const char *symname2 = NULL; +@@ -107,11 +110,26 @@ callback_verify (pid_t tid, unsigned frameno, Dwarf_Addr pc, + && (strcmp (symname, "__kernel_vsyscall") == 0 + || strcmp (symname, "__libc_do_syscall") == 0)) + reduce_frameno = true; ++ else if (! pthread_kill_seen && symname ++ && strstr (symname, "pthread_kill") != NULL) ++ pthread_kill_seen = true; + else +- assert (symname && strcmp (symname, "raise") == 0); ++ { ++ if (!symname || strcmp (symname, "raise") != 0) ++ { ++ fprintf (stderr, ++ "case 0: expected symname 'raise' got '%s'\n", symname); ++ abort (); ++ } ++ } + break; + case 1: +- assert (symname != NULL && strcmp (symname, "sigusr2") == 0); ++ if (symname == NULL || strcmp (symname, "sigusr2") != 0) ++ { ++ fprintf (stderr, ++ "case 1: expected symname 'sigusr2' got '%s'\n", symname); ++ abort (); ++ } + break; + case 2: // x86_64 only + /* __restore_rt - glibc maybe does not have to have this symbol. */ +@@ -120,11 +138,21 @@ callback_verify (pid_t tid, unsigned frameno, Dwarf_Addr pc, + if (use_raise_jmp_patching) + { + /* Verify we trapped on the very first instruction of jmp. */ +- assert (symname != NULL && strcmp (symname, "jmp") == 0); ++ if (symname == NULL || strcmp (symname, "jmp") != 0) ++ { ++ fprintf (stderr, ++ "case 3: expected symname 'raise' got '%s'\n", symname); ++ abort (); ++ } + mod = dwfl_addrmodule (dwfl, pc - 1); + if (mod) + symname2 = dwfl_module_addrname (mod, pc - 1); +- assert (symname2 == NULL || strcmp (symname2, "jmp") != 0); ++ if (symname2 == NULL || strcmp (symname2, "jmp") != 0) ++ { ++ fprintf (stderr, ++ "case 3: expected symname2 'jmp' got '%s'\n", symname2); ++ abort (); ++ } + break; + } + FALLTHROUGH; +@@ -137,11 +165,22 @@ callback_verify (pid_t tid, unsigned frameno, Dwarf_Addr pc, + duplicate_sigusr2 = true; + break; + } +- assert (symname != NULL && strcmp (symname, "stdarg") == 0); ++ if (symname == NULL || strcmp (symname, "stdarg") != 0) ++ { ++ fprintf (stderr, ++ "case 4: expected symname 'stdarg' got '%s'\n", symname); ++ abort (); ++ } + break; + case 5: + /* Verify we trapped on the very last instruction of child. */ +- assert (symname != NULL && strcmp (symname, "backtracegen") == 0); ++ if (symname == NULL || strcmp (symname, "backtracegen") != 0) ++ { ++ fprintf (stderr, ++ "case 5: expected symname 'backtracegen' got '%s'\n", ++ symname); ++ abort (); ++ } + mod = dwfl_addrmodule (dwfl, pc); + if (mod) + symname2 = dwfl_module_addrname (mod, pc); +@@ -151,7 +190,15 @@ callback_verify (pid_t tid, unsigned frameno, Dwarf_Addr pc, + // instructions or even inserts some padding instructions at the end + // (which apparently happens on ppc64). + if (use_raise_jmp_patching) +- assert (symname2 == NULL || strcmp (symname2, "backtracegen") != 0); ++ { ++ if (symname2 != NULL && strcmp (symname2, "backtracegen") == 0) ++ { ++ fprintf (stderr, ++ "use_raise_jmp_patching didn't expect symname2 " ++ "'backtracegen'\n"); ++ abort (); ++ } ++ } + break; + } + } |