Monday Patch Queue Review update (2026-06-08)

[Carlos O'Donell]

Most recent meeting status is always here:
https://sourceware.org/glibc/wiki/PatchworkReviewMeetings#Update

Meeting: 2026-06-08 @ 0900h EST5EDT

Video/Audio: https://bbb.linuxfoundation.org/room/adm-alk-1uu-7fu

IRC: #glibc on OFTC.

​ * State NEW and delegate NOBODY at 620 patches.
  * Starting at 136667.
  * iconv: Suppress intermediate errors with //TRANSLIT (bug 34236) (Florian)
   * Reviewer Pool: Arjun Shankar.
  * libio: use _IO_have_wbackup for wide streams (Andreas)
   * Reviewer Pool: Florian Weimer
  * [v2] rtld: cache cpuid results on the stack for intel (Fabian)
   * Sunil Pandey (Intel) did v1 review, so leaving this for Intel to review.
  * [v4,1/1] ldconfig: add --install option (DJ)
   * Reviewer Pool: Adhemerval
  * aarch64: Fix static PIE CPU feature detection (BZ 34205) (Adhemerval)
   * Reviewer Pool: Wilco
   * Discussed that there is an indirect property of CPU feature selection.
   * Carlos: I don't want to expose the ifuncs by name.
   * Florian: I want to expose the ifunc names so we can log them.
   * Currently you have to use a debugger and dlsym(0, "strcmp") (this does not work: print strcmp)
   * Adhemerval: We do expose a list of ifuncs and have an API, but it's accessible to a debugger.
  * nptl: Add TLS guard page between thread stack and static TLS [BZ #22850] (Adhemerval)
   * Reviewer Pool: Carlos O'Donell
   * Adhemerval: Didn't test with valgrind and ASAN.
  * [v5,1/1] malloc: aarch64: Add ifuncs for malloc functions (Yury)
   * Reviewer Pool: Adhemerval
  * alpha: Change gethostname overflow errno from EOVERFLOW to ENAMETOOLONG (panzhe)
   * Changes requested.
  * [v1] elf: Improve diagnostics for static TLS exhaustion (Fred)
   * Reviewer Pool: Adhemerval.
  * riscv: Add big-endian support to string-fzi.h. (Jovan)
   * Carlos and Florian to post questions about RISC-V BE support.
  * Stopping at 136339.
  * Wilco: There is a difference in Linux kernel structures and glibc structures.
  * Discussed harmonizing signal.h for the siginfo_t structure defintion between glibc userspace and kernel UAPI userspace.
  * Discussed "Fixes for CVE-2026-5435, CVE-2026-6238" and review.
  * Pointer guard hardening and consolidation (Adhemerval)
   * Notes: Pointer guard is not initialized for dlopen. BZ 34196.
   * Notes: Someone can derive both guard values by querying getauxval.
   * Reviewer Pool; DJ.

-- 
Cheers,
Carlos.