vmlinux.o: warning: objtool: gntdev_copy+0x381: stack state mismatch: cfa1=4+96 cfa2=-1+0

From: kernel test robot
Date: Wed Nov 06 2024 - 18:58:53 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f43b15692129904ccc064180fa2dd796ba3843a5
commit: 9bf4e919ccad613b3596eebf1ff37b05b6405307 Bluetooth: Fix type of len in {l2cap,sco}_sock_getsockopt_old()
date: 7 months ago
config: x86_64-randconfig-104-20241106 (https://download.01.org/0day-ci/archive/20241107/202411070755.aWgLgIN8-lkp@xxxxxxxxx/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241107/202411070755.aWgLgIN8-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202411070755.aWgLgIN8-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> vmlinux.o: warning: objtool: gntdev_copy+0x381: stack state mismatch: cfa1=4+96 cfa2=-1+0

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