https://cros-goldeneye.corp.google.com/chromeos/legoland/builderHistory?buildConfig=amd64-generic-asan&buildBranch=master

libchrome-456626-r1:  * Failed Patch: libchrome-456626-Disable-memory-allocator.patch !
libchrome-456626-r1:  *  ( /mnt/host/source/src/third_party/chromiumos-overlay/chromeos-base/libchrome/files/libchrome-456626-Disable-memory-allocator.patch )
libchrome-456626-r1:  * 
libchrome-456626-r1:  * Include in your bugreport the contents of:
libchrome-456626-r1:  * 
libchrome-456626-r1:  *   /build/amd64-generic/tmp/portage/chromeos-base/libchrome-456626-r1/temp/libchrome-456626-Disable-memory-allocator.patch.out
libchrome-456626-r1: 
libchrome-456626-r1:  * ERROR: chromeos-base/libchrome-456626-r1::chromiumos failed (prepare phase):
libchrome-456626-r1:  *   Failed Patch: libchrome-456626-Disable-memory-allocator.patch!
libchrome-456626-r1:  * 
libchrome-456626-r1:  * Call stack:
libchrome-456626-r1:  *     ebuild.sh, line  133:  Called src_prepare
libchrome-456626-r1:  *   environment, line 3658:  Called epatch '/mnt/host/source/src/third_party/chromiumos-overlay/chromeos-base/libchrome/files/libchrome-456626-Disable-memory-allocator.patch'
libchrome-456626-r1:  *   environment, line 1484:  Called die
libchrome-456626-r1:  * The specific snippet of code:
libchrome-456626-r1:  *               die "Failed Patch: ${patchname}!";

hidehiko This is probably caused by libchrome uprev. Can you please look into updating the memory allocator patch since I won't be able to look into it before Monday.

To repro:

$ ./setup_board --board=amd64-generic --profile=asan
$ ./build_packages --board=amd64-generic libchrome