bisecting fixing commit since 8bac50406cca10a219aa899243d49c57ddaf7c5b building syzkaller on 11ebf937fc501c384b5cf3909da95bf49cd56e81 testing commit 8bac50406cca10a219aa899243d49c57ddaf7c5b with gcc (GCC) 8.1.0 kernel signature: 2a166ad6ecc1f1066c7b2de57adb29f48e42ac8cb5c131cbdc2ce4abd783c5fd all runs: crashed: KASAN: slab-out-of-bounds Write in setup_udp_tunnel_sock testing current HEAD 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796 testing commit 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796 with gcc (GCC) 8.1.0 kernel signature: 8cb93ed806c8d7cc29b1359778836ad5596f500ad2a15e0b29824013208b9afa all runs: OK # git bisect start 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796 8bac50406cca10a219aa899243d49c57ddaf7c5b Bisecting: 324 revisions left to test after this (roughly 8 steps) [fde9261b5217d48dc19f93610759d7a658237c9a] net: qca_spi: Move reset_count to struct qcaspi testing commit fde9261b5217d48dc19f93610759d7a658237c9a with gcc (GCC) 8.1.0 kernel signature: 682ee33ba9694060b9a7828807350eed85ee08b38aeb87bf18910b98783c602b all runs: crashed: KASAN: slab-out-of-bounds Write in setup_udp_tunnel_sock # git bisect good fde9261b5217d48dc19f93610759d7a658237c9a Bisecting: 162 revisions left to test after this (roughly 7 steps) [6cb448ee493c8a514c9afa0c346f3f5b3227de85] net_sched: fix an OOB access in cls_tcindex testing commit 6cb448ee493c8a514c9afa0c346f3f5b3227de85 with gcc (GCC) 8.1.0 kernel signature: 48c78224b8a8bb6b0cbe9070ddfaab095d0980cca740f83256919c31a68075f4 all runs: OK # git bisect bad 6cb448ee493c8a514c9afa0c346f3f5b3227de85 Bisecting: 80 revisions left to test after this (roughly 6 steps) [a30b232c18fa4736efa685f70cd00454a6e998d4] HID: ite: Add USB id match for Acer SW5-012 keyboard dock testing commit a30b232c18fa4736efa685f70cd00454a6e998d4 with gcc (GCC) 8.1.0 kernel signature: ee22770b11c736a00ac77726415a4c0792afafbc7d3845f8b6d7c024d396cbfc all runs: OK # git bisect bad a30b232c18fa4736efa685f70cd00454a6e998d4 Bisecting: 40 revisions left to test after this (roughly 5 steps) [da6b467e112957eea049c400eff84e3cfb89008d] mmc: sdhci: fix minimum clock rate for v3 controller testing commit da6b467e112957eea049c400eff84e3cfb89008d with gcc (GCC) 8.1.0 kernel signature: 724e93eeb6659af21eedc65f9effe6fadc08a9c3aa75ae507debe1d4550294e5 run #0: OK run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: crashed: KASAN: null-ptr-deref Read in batadv_tvlv_container_ogm_append # git bisect good da6b467e112957eea049c400eff84e3cfb89008d Bisecting: 20 revisions left to test after this (roughly 4 steps) [f3439dd7ee8662c4f8558b5f41676e15c31776c2] netfilter: ipset: use bitmap infrastructure completely testing commit f3439dd7ee8662c4f8558b5f41676e15c31776c2 with gcc (GCC) 8.1.0 kernel signature: 79edac5d91fc57f75a49494093253d8d2ee4fe4979ba9e00694af4fbce261b52 all runs: OK # git bisect bad f3439dd7ee8662c4f8558b5f41676e15c31776c2 Bisecting: 9 revisions left to test after this (roughly 3 steps) [09efdaaca8c613bf7c23ec48dc014906b6b6d296] tracing: xen: Ordered comparison of function pointers testing commit 09efdaaca8c613bf7c23ec48dc014906b6b6d296 with gcc (GCC) 8.1.0 kernel signature: e01feb4d76461e9c36facb4d61a6423f4dd7ea7a1727138620c5a64fd7a75284 all runs: OK # git bisect bad 09efdaaca8c613bf7c23ec48dc014906b6b6d296 Bisecting: 4 revisions left to test after this (roughly 2 steps) [c2764d4449e8634c0d020dcf68aabae2f5ffd85d] Input: aiptek - fix endpoint sanity check testing commit c2764d4449e8634c0d020dcf68aabae2f5ffd85d with gcc (GCC) 8.1.0 kernel signature: 4e367f803affa2a31a7148c5a20f63f07cbe0a7227aaec94f098f43517192d28 all runs: OK # git bisect bad c2764d4449e8634c0d020dcf68aabae2f5ffd85d Bisecting: 2 revisions left to test after this (roughly 1 step) [1130377fb5a8095a13c23018edadbabbec7f7fef] Input: pm8xxx-vib - fix handling of separate enable register testing commit 1130377fb5a8095a13c23018edadbabbec7f7fef with gcc (GCC) 8.1.0 kernel signature: c4dcdd53c8f0dcdbb1f0bc518aba7e16a9d32f498a629dfa8a492cd724240337 all runs: OK # git bisect bad 1130377fb5a8095a13c23018edadbabbec7f7fef Bisecting: 0 revisions left to test after this (roughly 0 steps) [c57b0f88fce8b4f697f323cfb3b7acc195b7560f] Documentation: Document arm64 kpti control testing commit c57b0f88fce8b4f697f323cfb3b7acc195b7560f with gcc (GCC) 8.1.0 kernel signature: a8e4c1abbee4a7576a4cc636c67d5ca9c1584d87eeb8d8b309071344413a9770 all runs: OK # git bisect bad c57b0f88fce8b4f697f323cfb3b7acc195b7560f c57b0f88fce8b4f697f323cfb3b7acc195b7560f is the first bad commit commit c57b0f88fce8b4f697f323cfb3b7acc195b7560f Author: Jeremy Linton Date: Fri Jan 25 12:07:00 2019 -0600 Documentation: Document arm64 kpti control commit de19055564c8f8f9d366f8db3395836da0b2176c upstream. For a while Arm64 has been capable of force enabling or disabling the kpti mitigations. Lets make sure the documentation reflects that. Signed-off-by: Jeremy Linton Reviewed-by: Andre Przywara Signed-off-by: Jonathan Corbet Signed-off-by: Greg Kroah-Hartman Documentation/admin-guide/kernel-parameters.txt | 6 ++++++ 1 file changed, 6 insertions(+) culprit signature: a8e4c1abbee4a7576a4cc636c67d5ca9c1584d87eeb8d8b309071344413a9770 parent signature: 724e93eeb6659af21eedc65f9effe6fadc08a9c3aa75ae507debe1d4550294e5 revisions tested: 11, total time: 3h18m54.516480787s (build: 1h35m6.224729546s, test: 1h42m53.417908281s) first good commit: c57b0f88fce8b4f697f323cfb3b7acc195b7560f Documentation: Document arm64 kpti control cc: ["andre.przywara@arm.com" "corbet@lwn.net" "gregkh@linuxfoundation.org" "jeremy.linton@arm.com"]