linux-kernel - [tip:core/rseq 39/42] vmlinux.o: error: objtool: irqentry_exit+0x323: call to class_user_rw_access

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: <202510311508.2nnmAG7r-lkp@intel.com>
Date: Fri, 31 Oct 2025 15:23:43 +0800
From: kernel test robot <lkp@...el.com>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, x86@...nel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Subject: [tip:core/rseq 39/42] vmlinux.o: error: objtool:
 irqentry_exit+0x323: call to class_user_rw_access_destructor() with UACCESS
 enabled

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core/rseq
head:   69c8e3d1610588d677faaa6035e1bd5de9431d6e
commit: 84eeeb00203526c29135d5352833d01e53fc1e16 [39/42] rseq: Switch to fast path processing on exit to user
config: x86_64-randconfig-016-20251031 (https://download.01.org/0day-ci/archive/20251031/202510311508.2nnmAG7r-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251031/202510311508.2nnmAG7r-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202510311508.2nnmAG7r-lkp@intel.com/

All errors (new ones prefixed by >>):

>> vmlinux.o: error: objtool: irqentry_exit+0x323: call to class_user_rw_access_destructor() with UACCESS enabled
   vmlinux.o: error: objtool: .altinstr_replacement+0x12cc: redundant UACCESS disable
   vmlinux.o: error: objtool: .altinstr_replacement+0x12cf: redundant UACCESS disable

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki