From c5764a9d99e1f84eef38ee09cb80491cb24ac905 Mon Sep 17 00:00:00 2001 From: Sam James Date: Mon, 25 Jul 2022 00:19:17 +0100 Subject: sys-kernel/genkernel: backport chroot/busybox fix, s390x config Needed to fix sparc livecds at least. Bug: https://bugs.gentoo.org/842027 Signed-off-by: Sam James --- .../files/genkernel-4.2.6-chroot-path.patch | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 sys-kernel/genkernel/files/genkernel-4.2.6-chroot-path.patch (limited to 'sys-kernel/genkernel/files') diff --git a/sys-kernel/genkernel/files/genkernel-4.2.6-chroot-path.patch b/sys-kernel/genkernel/files/genkernel-4.2.6-chroot-path.patch new file mode 100644 index 000000000000..150506c454c8 --- /dev/null +++ b/sys-kernel/genkernel/files/genkernel-4.2.6-chroot-path.patch @@ -0,0 +1,49 @@ +https://gitweb.gentoo.org/proj/genkernel.git/commit/?id=33394fef9f712ca0854eca248fe85863771ca04a + +From: "Andreas K. Hüttel" +Date: Mon, 16 May 2022 21:31:34 +0200 +Subject: linuxrc: do not rely on chroot evaluating PATH +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +When trying to install a new kernel on catbus.sparc.dev.gentoo.org, the +newly built initrd consistently claimed that it could not find init, and +dropped to the rescue shell. + +However, init was there just fine in /newroot (as before). + +I dug out the command that is actually run inside linuxrc, + + elif ! chroot "${CHROOT}" test -x /${init#/} 1>/dev/null 2>&1 + +and tried to run that manually, which led to a rather strange error message + +rescueshell / # chroot /newroot test -x /lib/systemd/systemd +chroot: can't execute 'test': File name too long + +Some more research led me to the busybox manpage (where here chroot comes +from): +https://busybox.net/downloads/BusyBox.html#chroot + +chroot + chroot NEWROOT [PROG [ARGS]] + Run PROG with root directory set to NEWROOT + +Note, the third argument is *not* a command (as with usual chroot, see the +manpage from coreutils chroot) but a program! + +Bug: https://bugs.gentoo.org/842027 +Signed-off-by: Andreas K. Hüttel +--- a/defaults/linuxrc ++++ b/defaults/linuxrc +@@ -1376,7 +1376,7 @@ do + if ! mountpoint "${CHROOT}" 1>/dev/null 2>&1 + then + bad_msg "${CHROOT} is not a mountpoint; Was root device (${REAL_ROOT}) not mounted?" +- elif ! chroot "${CHROOT}" test -x /${init#/} 1>/dev/null 2>&1 ++ elif ! chroot "${CHROOT}" /usr/bin/test -x /${init#/} 1>/dev/null 2>&1 + then + mounted_root_device=$(mountpoint -n /newroot 2>/dev/null | awk '{ print $1 }') + bad_msg "init (${init}) not found in mounted root device (${mounted_root_device})!" +cgit v1.2.3-18-g5258 -- cgit v1.2.3-65-gdbad