Using -Oline -j 72 W=1 redirect to /tmp/tmp.y101kax98S and /tmp/tmp.cVWIkBCTWR LLVM=1 cc=clang clang version 20.1.8 (Fedora 20.1.8-1.fc42) Tree base: 65a1d07a25eb ("net/sched: Return NULL when htb_lookup_leaf encounters an empty rbtree") Skip baseline build, not the first patch and no Kconfig updates Building the tree before the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_clang' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool CALL ../scripts/checksyscalls.sh INSTALL libsubcmd_headers CHK kernel/kheaders_data.tar.xz Kernel: arch/x86/boot/bzImage is ready (#1022) Building the tree with the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_clang' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool CALL ../scripts/checksyscalls.sh INSTALL libsubcmd_headers CHK kernel/kheaders_data.tar.xz Kernel: arch/x86/boot/bzImage is ready (#1022)