Created attachment 275579 [details] kernel config Build latest stable kernel from https:////cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.16.4.tar.xz with cmd make -j6 deb-pkg end with error in fork.c OS: Ubuntu 16.04 Kernel: 4.16.3 builded with same config Built in docker container. Log: CC [M] drivers/watchdog/wm8350_wdt.o CC [M] drivers/watchdog/max63xx_wdt.o CC [M] drivers/watchdog/softdog.o CC [M] drivers/watchdog/menf21bmc_wdt.o CC [M] drivers/watchdog/rave-sp-wdt.o AR drivers/watchdog/watchdog.o AR drivers/watchdog/built-in.o AR drivers/built-in.o GEN .version CHK include/generated/compile.h AR built-in.o LD vmlinux.o MODPOST vmlinux.o kernel/fork.o: In function `__mmdrop': /kernel/build_kernel/linux-4.16.4/kernel/fork.c:600: undefined reference to `hmm_mm_destroy' Makefile:1041: recipe for target 'vmlinux' failed make[2]: *** [vmlinux] Error 1 scripts/package/Makefile:90: recipe for target 'deb-pkg' failed make[1]: *** [deb-pkg] Error 2 Makefile:1398: recipe for target 'deb-pkg' failed make: *** [deb-pkg] Error 2
gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.9)
It is also reproduced in linux-4.16.5
Fixed in linux-4.16.6