HEAD is now at 158b685... 0day head guard for 'devel-f4-i386-201404081359' git checkout 455c6fdbd219161bd09b1165f11699d6d73de11c ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:455c6fdbd219161bd09b1165f11699d6d73de11c:bisect-linux5 2014-04-09-23:40:23 455c6fdbd219161bd09b1165f11699d6d73de11c compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-455c6fdbd219161bd09b1165f11699d6d73de11c Check for kernel in /kernel/i386-randconfig-fd1-0408/455c6fdbd219161bd09b1165f11699d6d73de11c waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-455c6fdbd219161bd09b1165f11699d6d73de11c waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-455c6fdbd219161bd09b1165f11699d6d73de11c kernel: /kernel/i386-randconfig-fd1-0408/455c6fdbd219161bd09b1165f11699d6d73de11c/vmlinuz-3.14.0 2014-04-10-00:03:23 detecting boot state ... 21 22 SUCCESS bisect: good commit 455c6fdbd219161bd09b1165f11699d6d73de11c git bisect start 158b6856256ef0171c2c7db83832b249861e9d3b 455c6fdbd219161bd09b1165f11699d6d73de11c -- /c/kernel-tests/linear-bisect: ["-b", "158b6856256ef0171c2c7db83832b249861e9d3b", "-g", "455c6fdbd219161bd09b1165f11699d6d73de11c", "/c/kernel-tests/bisect-test-boot-failure.sh", "/kernel-tests/linux5/obj-bisect"] Bisecting: 996 revisions left to test after this (roughly 10 steps) [646a0bcc54fefa29c32fc03bebde6ff613a3047b] Merge 'drm-exynos/exynos-drm-next-todo' into devel-f4-i386-201404081359 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:646a0bcc54fefa29c32fc03bebde6ff613a3047b:bisect-linux5 2014-04-10-00:05:55 646a0bcc54fefa29c32fc03bebde6ff613a3047b compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-646a0bcc54fefa29c32fc03bebde6ff613a3047b Check for kernel in /kernel/i386-randconfig-fd1-0408/646a0bcc54fefa29c32fc03bebde6ff613a3047b waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-646a0bcc54fefa29c32fc03bebde6ff613a3047b waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-646a0bcc54fefa29c32fc03bebde6ff613a3047b kernel: /kernel/i386-randconfig-fd1-0408/646a0bcc54fefa29c32fc03bebde6ff613a3047b/vmlinuz-3.14.0-00534-g646a0bc 2014-04-10-00:24:55 detecting boot state .. 20 22 SUCCESS Bisecting: 102 revisions left to test after this (roughly 7 steps) [65c4c808e7aa0d49fac20baeebbb1869ee5dfe14] Merge 'vireshk/isolate-cpusets' into devel-f4-i386-201404081359 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:65c4c808e7aa0d49fac20baeebbb1869ee5dfe14:bisect-linux5 2014-04-10-00:26:56 65c4c808e7aa0d49fac20baeebbb1869ee5dfe14 compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-65c4c808e7aa0d49fac20baeebbb1869ee5dfe14 Check for kernel in /kernel/i386-randconfig-fd1-0408/65c4c808e7aa0d49fac20baeebbb1869ee5dfe14 waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-65c4c808e7aa0d49fac20baeebbb1869ee5dfe14 waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-65c4c808e7aa0d49fac20baeebbb1869ee5dfe14 kernel: /kernel/i386-randconfig-fd1-0408/65c4c808e7aa0d49fac20baeebbb1869ee5dfe14/vmlinuz-3.14.0-00626-g65c4c80 2014-04-10-00:32:57 detecting boot state .. 11 22 SUCCESS Bisecting: 10 revisions left to test after this (roughly 4 steps) [78fb990bc3dd5c7a71b01c87e9e94d218720bfac] Merge 'open-osd/raid6' into devel-f4-i386-201404081359 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:78fb990bc3dd5c7a71b01c87e9e94d218720bfac:bisect-linux5 2014-04-10-00:34:57 78fb990bc3dd5c7a71b01c87e9e94d218720bfac compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-78fb990bc3dd5c7a71b01c87e9e94d218720bfac Check for kernel in /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-78fb990bc3dd5c7a71b01c87e9e94d218720bfac waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-78fb990bc3dd5c7a71b01c87e9e94d218720bfac kernel: /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/vmlinuz-3.14.0-00995-g78fb990 2014-04-10-00:57:57 detecting boot state .... TEST FAILURE [ 0.310748] xor: using function: pIII_sse (0.048 MB/sec) [ 0.311648] ------------[ cut here ]------------ [ 0.311648] ------------[ cut here ]------------ [ 0.312376] WARNING: CPU: 0 PID: 1 at init/main.c:708 do_one_initcall+0x11d/0x136() /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-quantal-f3-124:20140410005932:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-quantal-lkp-ib03-94:20140410005934:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-quantal-f3-82:20140410005937:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-quantal-lkp-ib03-108:20140410005941:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-yocto-lkp-ib03-110:20140410005938:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-yocto-lkp-ib04-62:20140410005937:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-yocto-f2-48:20140410005947:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 /kernel/i386-randconfig-fd1-0408/78fb990bc3dd5c7a71b01c87e9e94d218720bfac/dmesg-yocto-f2-85:20140410005953:i386-randconfig-fd1-0408:3.14.0-00995-g78fb990:1 0:8:8 all_good:bad:all_bad boots linear-bisect: bad branch may be open-osd/raid6 linear-bisect: handle over to git bisect linear-bisect: git bisect start 78fb990bc3dd5c7a71b01c87e9e94d218720bfac 65c4c808e7aa0d49fac20baeebbb1869ee5dfe14 -- Previous HEAD position was 78fb990... Merge 'open-osd/raid6' into devel-f4-i386-201404081359 HEAD is now at 9dc0b63... Merge 'vireshk/timer-cleanup-for-tglx' into devel-roam-i386-201404021703 Bisecting: 4 revisions left to test after this (roughly 2 steps) [523fd2062839e80b615d5382bc9c44736cc24c8c] ore: (trivial) reformat some code linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:523fd2062839e80b615d5382bc9c44736cc24c8c:bisect-linux5 2014-04-10-01:00:03 523fd2062839e80b615d5382bc9c44736cc24c8c compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-523fd2062839e80b615d5382bc9c44736cc24c8c Check for kernel in /kernel/i386-randconfig-fd1-0408/523fd2062839e80b615d5382bc9c44736cc24c8c waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-523fd2062839e80b615d5382bc9c44736cc24c8c waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-523fd2062839e80b615d5382bc9c44736cc24c8c kernel: /kernel/i386-randconfig-fd1-0408/523fd2062839e80b615d5382bc9c44736cc24c8c/vmlinuz-3.14.0-rc8-00004-g523fd20 2014-04-10-01:18:03 detecting boot state .. 1 19 22 SUCCESS Bisecting: 2 revisions left to test after this (roughly 1 step) [a7b6083b7dfa79c3109e200317fe190d7b61d1eb] ore: Support for raid 6 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:a7b6083b7dfa79c3109e200317fe190d7b61d1eb:bisect-linux5 2014-04-10-01:20:34 a7b6083b7dfa79c3109e200317fe190d7b61d1eb compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-a7b6083b7dfa79c3109e200317fe190d7b61d1eb Check for kernel in /kernel/i386-randconfig-fd1-0408/a7b6083b7dfa79c3109e200317fe190d7b61d1eb waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-a7b6083b7dfa79c3109e200317fe190d7b61d1eb waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-a7b6083b7dfa79c3109e200317fe190d7b61d1eb kernel: /kernel/i386-randconfig-fd1-0408/a7b6083b7dfa79c3109e200317fe190d7b61d1eb/vmlinuz-3.14.0-rc8-00006-ga7b6083 2014-04-10-01:28:34 detecting boot state ... 22 SUCCESS Bisecting: 0 revisions left to test after this (roughly 1 step) [edffc9c132ffb305179d016fc68d8e947bad83f4] SQUASHME: ore: 2 raid6 bugs running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:edffc9c132ffb305179d016fc68d8e947bad83f4:bisect-linux5 2014-04-10-01:30:35 edffc9c132ffb305179d016fc68d8e947bad83f4 compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-edffc9c132ffb305179d016fc68d8e947bad83f4 Check for kernel in /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4 waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-edffc9c132ffb305179d016fc68d8e947bad83f4 waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-edffc9c132ffb305179d016fc68d8e947bad83f4 kernel: /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/vmlinuz-3.14.0-rc8-00008-gedffc9c 2014-04-10-01:39:35 detecting boot state .... TEST FAILURE [ 0.310737] xor: using function: prefetch64-sse (0.108 MB/sec) [ 0.311625] ------------[ cut here ]------------ [ 0.311625] ------------[ cut here ]------------ [ 0.312335] WARNING: CPU: 0 PID: 1 at init/main.c:708 do_one_initcall+0x11d/0x136() /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f3-118:20140410014057:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f3-67:20140410014101:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-lkp-ib04-76:20140410014101:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f3-105:20140410014103:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f2-88:20140410014107:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f4-113:20140410014108:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f4-14:20140410014115:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f4-59:20140410014113:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f2-85:20140410014113:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f4-14:20140410014110:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f4-4:20140410014115:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f4-55:20140410014110:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-lkp-ib03-42:20140410014107:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-lkp-ib04-47:20140410014113:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-f3-71:20140410014117:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-quantal-lkp-ib04-55:20140410014118:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f3-47:20140410014124:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f3-69:20140410014118:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f4-120:20140410014117:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 /kernel/i386-randconfig-fd1-0408/edffc9c132ffb305179d016fc68d8e947bad83f4/dmesg-yocto-f4-26:20140410014126:i386-randconfig-fd1-0408:3.14.0-rc8-00008-gedffc9c:14 0:20:20 all_good:bad:all_bad boots Bisecting: 0 revisions left to test after this (roughly 0 steps) [60e833d86a01ad9d8204a04b8db324106ab50395] RFC: do_xor_speed Broken on UML do to jiffies running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux5/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:60e833d86a01ad9d8204a04b8db324106ab50395:bisect-linux5 2014-04-10-01:41:38 60e833d86a01ad9d8204a04b8db324106ab50395 compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-60e833d86a01ad9d8204a04b8db324106ab50395 Check for kernel in /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395 waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-60e833d86a01ad9d8204a04b8db324106ab50395 waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-60e833d86a01ad9d8204a04b8db324106ab50395 kernel: /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/vmlinuz-3.14.0-rc8-00007-g60e833d 2014-04-10-01:47:38 detecting boot state .... TEST FAILURE [ 0.391090] xor: using function: prefetch64-sse (0.138 MB/sec) [ 0.392411] ------------[ cut here ]------------ [ 0.392411] ------------[ cut here ]------------ [ 0.393514] WARNING: CPU: 0 PID: 1 at init/main.c:708 do_one_initcall+0x11d/0x136() /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-lkp-ib03-120:20140410014910:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-f3-74:20140410014920:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib03-105:20140410014916:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib03-20:20140410014912:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib03-34:20140410014917:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib04-11:20140410014912:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib04-33:20140410014914:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib04-86:20140410014920:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-f3-18:20140410014911:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-f3-64:20140410014920:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-lkp-ib03-22:20140410014913:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-lkp-ib04-29:20140410014919:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-lkp-ib04-65:20140410014917:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib03-31:20140410014920:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib03-65:20140410014919:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-lkp-ib04-45:20140410014920:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-lkp-ib03-78:20140410014921:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-f3-21:20140410014923:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-quantal-f3-99:20140410014924:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 /kernel/i386-randconfig-fd1-0408/60e833d86a01ad9d8204a04b8db324106ab50395/dmesg-yocto-lkp-ib04-10:20140410014922:i386-randconfig-fd1-0408:3.14.0-rc8-00007-g60e833d:2 0:20:20 all_good:bad:all_bad boots 60e833d86a01ad9d8204a04b8db324106ab50395 is the first bad commit commit 60e833d86a01ad9d8204a04b8db324106ab50395 Author: Boaz Harrosh Date: Thu Jul 19 15:22:37 2012 +0300 RFC: do_xor_speed Broken on UML do to jiffies Remember that hang I reported a while back on UML. Well I'm at it again, and it still hangs and I found why. I have dprinted jiffies and it never advances during the loop at do_xor_speed. There for it is stuck in an endless loop. I have also dprinted current_kernel_time() and it returns the same constant value as well. Note that it does usually work on UML, only during the modprobe of xor.ko while that test is running. It looks like some lucking is preventing the clock from ticking. However ktime_get_ts does work for me so I changed the code as below, so I can work. See how I put several safety guards, to never get hangs again. And I think my time based approach is more accurate then previous system. UML guys please investigate the jiffies issue? what is xor.ko not doing right? Signed-off-by: Boaz Harrosh :040000 040000 312c3ed1d4e3f71e228b4a36663c01c94d1e3621 43bbcd7bbebe9906f975136cb9fb5a463ebf57eb M crypto :040000 040000 3d48cc1392f12e16301993ee3e70ead5400f9ab9 f62baa9b6224ef39c323c0a5dda154b0083dbf16 M lib bisect run success Previous HEAD position was 60e833d... RFC: do_xor_speed Broken on UML do to jiffies HEAD is now at a7b6083... ore: Support for raid 6 ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:a7b6083b7dfa79c3109e200317fe190d7b61d1eb:bisect-linux5 2014-04-10-01:49:41 a7b6083b7dfa79c3109e200317fe190d7b61d1eb reuse /kernel/i386-randconfig-fd1-0408/a7b6083b7dfa79c3109e200317fe190d7b61d1eb/vmlinuz-3.14.0-rc8-00006-ga7b6083 2014-04-10-01:49:42 detecting boot state ... 23 64.. 65 66 SUCCESS Previous HEAD position was a7b6083... ore: Support for raid 6 HEAD is now at 158b685... 0day head guard for 'devel-f4-i386-201404081359' ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:158b6856256ef0171c2c7db83832b249861e9d3b:bisect-linux5 TEST FAILURE [ 0.310693] xor: using function: pIII_sse (0.091 MB/sec) [ 0.311422] ------------[ cut here ]------------ [ 0.311422] ------------[ cut here ]------------ [ 0.312073] WARNING: CPU: 0 PID: 1 at init/main.c:708 do_one_initcall+0x11d/0x136() /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-yocto-jaketown-32:20140409234046:i386-randconfig-fd1-0408:: /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-lkp-ib04-48:20140409234010:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-lkp-ib04-51:20140409234030:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-f3-80:20140409234025:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-yocto-lkp-ib03-7:20140409234031:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-lkp-ib03-7:20140409234006:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-lkp-ib03-43:20140409234022:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-yocto-lkp-ib04-35:20140408154905:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-yocto-lkp-ib04-60:20140408155032:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-lkp-ib03-112:20140409234006:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-yocto-lkp-ib03-27:20140409234032:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 /kernel/i386-randconfig-fd1-0408/158b6856256ef0171c2c7db83832b249861e9d3b/dmesg-quantal-lkp-ib03-53:20140409234017:i386-randconfig-fd1-0408:3.14.0-00492-g158b685:210 0:12:13 all_good:bad:all_bad boots [detached HEAD fce4100] Revert "RFC: do_xor_speed Broken on UML do to jiffies" 2 files changed, 33 insertions(+), 46 deletions(-) ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linux-devel:devel-f4-i386-201404081359:fce410023d34d88948c315cea95fd7c1ea874230:bisect-linux5 2014-04-10-01:54:17 fce410023d34d88948c315cea95fd7c1ea874230 compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-fce410023d34d88948c315cea95fd7c1ea874230 Check for kernel in /kernel/i386-randconfig-fd1-0408/fce410023d34d88948c315cea95fd7c1ea874230 waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-fce410023d34d88948c315cea95fd7c1ea874230 2014-04-10 01:55:17 Kernel build fail or timeout 2014-04-10-01:55:17 fce410023d34d88948c315cea95fd7c1ea874230 SKIP BROKEN BUILD Check /kernel-tests/build-served/i386-randconfig-fd1-0408-fce410023d34d88948c315cea95fd7c1ea874230 ========= upstream ========= From git://gitmirror/linus 69cd9eb..39de65a master -> linus/master Warning: you are leaving 1 commit behind, not connected to any of your branches: fce4100 Revert "RFC: do_xor_speed Broken on UML do to jiffies" If you want to keep them by creating a new branch, this may be a good time to do so with: git branch new_branch_name fce4100 HEAD is now at 39de65a... Merge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/linus:master:39de65aa2c3eee901db020a4f1396998e09602a3:bisect-linux5 2014-04-10-01:55:26 39de65aa2c3eee901db020a4f1396998e09602a3 reuse /kernel/i386-randconfig-fd1-0408/39de65aa2c3eee901db020a4f1396998e09602a3/vmlinuz-3.14.0-12236-g39de65a 2014-04-10-01:55:26 detecting boot state ... 22 57 64 65 66 SUCCESS ========= linux-next ========= Previous HEAD position was 39de65a... Merge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux HEAD is now at 35e2933... Add linux-next specific files for 20140409 ls -a /kernel-tests/run-queue/kvm/i386-randconfig-fd1-0408/next:master:35e2933ca69ef1b8061e5aee090535410336e063:bisect-linux5 2014-04-10-01:59:27 35e2933ca69ef1b8061e5aee090535410336e063 compiling Queued build task to /kernel-tests/build-queue/i386-randconfig-fd1-0408-35e2933ca69ef1b8061e5aee090535410336e063 Check for kernel in /kernel/i386-randconfig-fd1-0408/35e2933ca69ef1b8061e5aee090535410336e063 waiting for completion of /kernel-tests/build-queue/i386-randconfig-fd1-0408-35e2933ca69ef1b8061e5aee090535410336e063 waiting for completion of /kernel-tests/build-queue/.i386-randconfig-fd1-0408-35e2933ca69ef1b8061e5aee090535410336e063 kernel: /kernel/i386-randconfig-fd1-0408/35e2933ca69ef1b8061e5aee090535410336e063/vmlinuz-3.14.0-next-20140409 2014-04-10-02:03:27 detecting boot state . 61 65 66 SUCCESS