Hi Daniel, First bad commit (maybe != root cause): tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 44dfa3e24fdde8e95b4815dc4d365cb20755a5e4 commit: 7620e9fedb99dd396bc51e06c7571baa0b4adb40 [1673/1673] nvme-fc: do not wait in vain when unloading module config: x86_64-buildonly-randconfig-002-20250628 (https://download.01.org/0day-ci/archive/20250705/202507051224.xruPNJEF-lkp@i...) compiler: clang version 20.1.7 (https://github.com/llvm/llvm-project 6146a88f60492b520a36f8f8f3231e15f3cc6082) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250705/202507051224.xruPNJEF-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202507051224.xruPNJEF-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/nvme/host/fc.c:335: warning: Function parameter or member 'portptr' not described in 'nvme_fc_register_localport' drivers/nvme/host/fc.c:335: warning: Excess function parameter 'lport_p' description in 'nvme_fc_register_localport' drivers/nvme/host/fc.c:439: warning: Function parameter or member 'portptr' not described in 'nvme_fc_unregister_localport' drivers/nvme/host/fc.c:439: warning: Excess function parameter 'localport' description in 'nvme_fc_unregister_localport' drivers/nvme/host/fc.c:649: warning: Function parameter or member 'portptr' not described in 'nvme_fc_register_remoteport' drivers/nvme/host/fc.c:649: warning: Excess function parameter 'rport_p' description in 'nvme_fc_register_remoteport' drivers/nvme/host/fc.c:821: warning: Function parameter or member 'portptr' not described in 'nvme_fc_unregister_remoteport' drivers/nvme/host/fc.c:821: warning: Excess function parameter 'remoteport' description in 'nvme_fc_unregister_remoteport'

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drivers/nvme/host/fc.o: warning: objtool: nvme_fc_lport_put()+0xa6: unreachable instruction

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