git bisect start
# bad: [1ada2b19ca6e13ccefa91ffce3c3b6abeb924d9b] Merge branch 'net' into 3.8.0-rc1-2-iniza-generic
git bisect bad 1ada2b19ca6e13ccefa91ffce3c3b6abeb924d9b
# good: [a49f0d1ea3ec94fc7cf33a7c36a16343b74bd565] Linux 3.8-rc1
git bisect good a49f0d1ea3ec94fc7cf33a7c36a16343b74bd565
# bad: [9650388b5c56578fdccc79c57a8c82fb92b8e7f1] ipv4: arp: fix a lockdep splat in arp_solicit()
git bisect bad 9650388b5c56578fdccc79c57a8c82fb92b8e7f1
# good: [f7e75ba1772bc712af0070655ffd8b09906993b5] ip_gre: fix possible use after free
git bisect good f7e75ba1772bc712af0070655ffd8b09906993b5
# good: [9fdc6bef5f1e8b5d3e65c2e7086033034b0dd307] tuntap: dont use a private kmem_cache
git bisect good 9fdc6bef5f1e8b5d3e65c2e7086033034b0dd307