Greetings, 0day kernel testing robot got the below dmesg and the first bad commit is https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit 75bbe64614323c366378feb1e748952d04a0bec6 Author: Roman Gushchin AuthorDate: Mon Oct 9 21:24:43 2017 +0100 Commit: Mark Brown CommitDate: Mon Oct 9 21:24:43 2017 +0100 proc: document CoreDumping flag in /proc//status Add description for the CoreDumping flag in /proc//status. The flag is intended to be used to avoid killing processes during the generation of the coredump files and avoid getting corrupted coredump files. Link: http://lkml.kernel.org/r/20170928135357.GA8470@castle.DHCP.thefacebook.com Signed-off-by: Roman Gushchin Cc: Alexander Viro Cc: Ingo Molnar Cc: Konstantin Khlebnikov Cc: Oleg Nesterov Signed-off-by: Andrew Morton Signed-off-by: Mark Brown 26a60a38a1 proc, coredump: add CoreDumping flag to /proc/pid/status 75bbe64614 proc: document CoreDumping flag in /proc//status 36ef71cae3 Add linux-next specific files for 20171018 +-------------------------------+------------+------------+---------------+ | | 26a60a38a1 | 75bbe64614 | next-20171018 | +-------------------------------+------------+------------+---------------+ | boot_successes | 51 | 0 | 0 | | boot_failures | 0 | 52 | 35 | | BUG:kernel_hang_in_boot_stage | 0 | 52 | 35 | +-------------------------------+------------+------------+---------------+ Decompressing Linux... Parsing ELF... Performing relocations... done. Booting the kernel. # HH:MM RESULT GOOD BAD GOOD_BUT_DIRTY DIRTY_NOT_BAD git bisect start 3fd49c0edac1e6df0d62f7e0fe9276a7f199b43b v4.13 -- git bisect good 42057e1825cc581d46a46495e9ddc3f243f31539 # 14:21 G 22 0 0 0 Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm git bisect good fd8df81c8855ef013b52a58cbff274b8e697e0f1 # 14:22 G 22 0 0 0 Merge remote-tracking branch 'rockchip/for-next' git bisect good 9af64b7823f914839451b1083d9858d95e569b4a # 14:22 G 22 0 0 0 Merge remote-tracking branch 'regmap/for-next' git bisect good 2635d0d003e0b53fdc12c131b35aeb3853d6edee # 14:42 G 13 0 0 0 Merge remote-tracking branch 'drivers-x86/for-next' git bisect good dfffaccaf552dedd667d33638d3c38894d4ec732 # 14:55 G 13 0 0 0 Merge remote-tracking branch 'cgroup/for-next' git bisect good 06e7cf6759c75e45bd49a87c55f645e91c7b6572 # 14:55 G 22 0 0 0 Merge remote-tracking branch 'dma-buf/for-next' git bisect good 8c676a706966c6cd754f9e1dab48680b71b63f3f # 15:01 G 13 0 0 0 Merge remote-tracking branch 'kspp/for-next/kspp' git bisect bad a11d9a99f777cc66048c29f806b68c6f59f8734b # 15:01 B 0 44 132 26 nfp: Explicitly include linux/bug.h git bisect bad e3e55de8a2515fff588af895c38f1f9ce838049f # 15:01 B 0 38 137 32 Merge branch 'akpm-current/current' git bisect good 0d0418216d12a889abe54dc85df87f8f7ed0d829 # 15:02 G 22 0 0 0 block: restore /proc/partitions to not display non-partitionable removable devices git bisect good 3c18822a77407bc7e1309c4705999b910f7dde86 # 15:02 G 22 0 0 0 mm: vmscan: do not pass reclaimed slab to vmpressure git bisect bad 7dc10dd1e27577c234a0b5422911f261ca41b722 # 15:02 B 0 47 153 23 kdump, vmcoreinfo: report actual value of phys_base git bisect bad 92f5ac42879ee8f6079a8ba242cf3e078410e64c # 15:02 B 0 50 152 20 Makefile: fix CONFIG_CC_STACKPROTECTOR_AUTO to not enable SSP git bisect bad 490f7524887f138829298157387ccfecda9ffd12 # 15:02 B 0 70 134 0 proc: : uninline name_to_int() git bisect good 7effc0215f26bcc6fc38070467b531c4641f892d # 15:19 G 16 0 0 0 mm/vmstat.c: walk the zone in pageblock_nr_pages steps git bisect bad 75bbe64614323c366378feb1e748952d04a0bec6 # 15:36 B 0 16 41 12 proc: document CoreDumping flag in /proc//status git bisect good 26a60a38a1df66317f3fd7fa0a40837f36c1e48a # 15:57 G 16 0 0 0 proc, coredump: add CoreDumping flag to /proc/pid/status # first bad commit: [75bbe64614323c366378feb1e748952d04a0bec6] proc: document CoreDumping flag in /proc//status git bisect good 26a60a38a1df66317f3fd7fa0a40837f36c1e48a # 16:04 G 47 0 0 0 proc, coredump: add CoreDumping flag to /proc/pid/status # extra tests on HEAD of kees/kspp/timer/next/20171023/conversions git bisect bad 9dda9a1777cd1e51e01b30880592c22d86f46548 # 16:04 B 0 17 44 9 treewide: Remove TIMER_FUNC_TYPE cast # extra tests on tree/branch linux-next/master git bisect bad 36ef71cae353f88fd6e095e2aaa3e5953af1685d # 16:05 B 0 35 84 0 Add linux-next specific files for 20171018 # extra tests with first bad commit reverted git bisect bad 075c5ce5182ab3824c0a10f26a2d79139230cdac # 16:55 B 5 8 5 5 Revert "proc: document CoreDumping flag in /proc//status" --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/lkp Intel Corporation