build cycles without fail

[KostyaSha]

OBS 2.4

[    5s] done
[    6s] booting kvm ...
[    6s] /usr/bin/qemu-kvm -no-reboot -nographic -vga none -net none -cpu host -mem-path /hugetlbfs -kernel /boot/vmlinuz -initrd /boot/initrd -append root=/dev/vda panic=1 quiet no-kvmclock nmi_watchdog=0 rw elevator=noop console=ttyS0 init=/.build/build -m 4023 -drive file=/var/cache/obs/worker/root_4/root,if=virtio,cache=none -drive file=/var/cache/obs/worker/root_4/root,if=ide,index=0,cache=none -drive file=/var/cache/obs/worker/root_4.swap,if=virtio,cache=none -smp 2
[    7s] Warning: path not on HugeTLBFS: /hugetlbfs
[    7s] Warning: path not on HugeTLBFS: /hugetlbfs
[    7s] Warning: path not on HugeTLBFS: /hugetlbfs
[    8s] doing fast boot
[    8s] FATAL: Module kqemu not found.
[    8s] FATAL: Module ext2 not found.
[    8s] FATAL: Module ext3 not found.
[    8s] Creating device nodes with udev
[    8s]   Volume group "system" not found
[    8s]   Volume group "OBS" not found
[    8s] Waiting for device /dev/vda to appear:  ok
[    8s] fsck from util-linux 2.21.2
[    8s] [/sbin/fsck.ext4 (1) -- /] fsck.ext4 -a /dev/vda 
[    8s] /dev/vda: clean, 4249/7749632 files, 531050/30998528 blocks
[    8s] fsck succeeded. Mounting root device read-write.
[    8s] Mounting root /dev/vda
[    8s] mount -o rw,acl,user_xattr -t ext4 /dev/vda /root
[    8s] replacing /etc/mtab with symlink to /proc/self/mounts
[    9s] /.build/build: line 1079: perl: command not found
[    9s] ARCHITECTURE PERSONALITY IS UNKNOWN
[    9s] [    1.092803] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000100
[    9s] [    1.092803] 
[    9s] [    1.093206] Pid: 1, comm: build Not tainted 3.7.10-1.28-desktop #1
[    9s] [    1.093206] Call Trace:
[    9s] [    1.093206]  [<ffffffff81004818>] dump_trace+0x88/0x300
[    9s] [    1.093206]  [<ffffffff8158b493>] dump_stack+0x69/0x6f
[    9s] [    1.093206]  [<ffffffff8158cd1f>] panic+0xc5/0x1d1
[    9s] [    1.093206]  [<ffffffff8104b18b>] do_exit+0x87b/0x960
[    9s] [    1.093206]  [<ffffffff8104b598>] do_group_exit+0x38/0xa0
[    9s] [    1.093206]  [<ffffffff8104b612>] sys_exit_group+0x12/0x20
[    9s] [    1.093206]  [<ffffffff8159f02d>] system_call_fastpath+0x1a/0x1f
[    9s] [    1.093206]  [<00007ff4b3585a68>] 0x7ff4b3585a67
[   10s] [    1.077052] Rebooting in 1 seconds..No buildstatus set, either the base system is broken (glibc/bash/perl)
[   10s] or the build host has a kernel or hardware problem...

Fail build instead of loop on one worker? Or create exclude list for this run?