git checkout 6d0abeca3242a88cab8232e4acd7e2bf088f3bc2 ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:6d0abeca3242a88cab8232e4acd7e2bf088f3bc2:bisect-linux 2014-02-21-05:40:45 6d0abeca3242a88cab8232e4acd7e2bf088f3bc2 compiling 200 real 2823 user 212 sys 1514.01% cpu i386-randconfig-c5-02201550 2014-02-21-05:44:53 detecting boot state 3.14.0-rc3.. 1 16.............. 19. 20 SUCCESS bisect: good commit 6d0abeca3242a88cab8232e4acd7e2bf088f3bc2 git bisect start 837caba6587ab563ef3779429ddc9f49adb6b6fc 6d0abeca3242a88cab8232e4acd7e2bf088f3bc2 -- /c/kernel-tests/linear-bisect: ["-b", "837caba6587ab563ef3779429ddc9f49adb6b6fc", "-g", "6d0abeca3242a88cab8232e4acd7e2bf088f3bc2", "/c/kernel-tests/bisect-test-boot-failure.sh", "/kernel-tests/linux/obj-bisect"] Bisecting: 2458 revisions left to test after this (roughly 12 steps) [a2769d08037fdbb3533d916a65e64d55e027e99c] Merge 'sparc/master' into devel-hourly-2014022015 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:a2769d08037fdbb3533d916a65e64d55e027e99c:bisect-linux 2014-02-21-05:55:30 a2769d08037fdbb3533d916a65e64d55e027e99c compiling 160 real 2800 user 204 sys 1873.25% cpu i386-randconfig-c5-02201550 2014-02-21-05:58:33 detecting boot state 3.14.0-rc3-01054-ga2769d0... 20 SUCCESS Bisecting: 1404 revisions left to test after this (roughly 11 steps) [1b2a1643a39d52dfd8cea79be9202bfe00852166] Merge 'arm-tegra/for-next' into devel-hourly-2014022015 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:1b2a1643a39d52dfd8cea79be9202bfe00852166:bisect-linux 2014-02-21-06:00:35 1b2a1643a39d52dfd8cea79be9202bfe00852166 compiling 150 real 2834 user 213 sys 2032.20% cpu i386-randconfig-c5-02201550 2014-02-21-06:03:26 detecting boot state 3.14.0-rc3-01737-g1b2a164... 19... 20 SUCCESS Bisecting: 721 revisions left to test after this (roughly 10 steps) [3e8c6ac2fc26d1976164ef0ed588ddf319ea1ae4] Merge 'shawnguo/imx6/dt' into devel-hourly-2014022015 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:3e8c6ac2fc26d1976164ef0ed588ddf319ea1ae4:bisect-linux 2014-02-21-06:07:33 3e8c6ac2fc26d1976164ef0ed588ddf319ea1ae4 compiling 66 real 978 user 73 sys 1582.65% cpu i386-randconfig-c5-02201550 2014-02-21-06:09:06 detecting boot state 3.14.0-rc3-02351-g3e8c6ac.. 1 16.. 17 18. 20 SUCCESS Bisecting: 107 revisions left to test after this (roughly 7 steps) [c8a798fbd56e7dec9cea66a55c9644d1cee51cce] Merge 'nmenon/push/voltdm-notifier-v1' into devel-hourly-2014022015 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:c8a798fbd56e7dec9cea66a55c9644d1cee51cce:bisect-linux 2014-02-21-06:14:07 c8a798fbd56e7dec9cea66a55c9644d1cee51cce compiling 36 real 204 user 22 sys 614.06% cpu i386-randconfig-c5-02201550 2014-02-21-06:15:06 detecting boot state 3.14.0-rc3-02369-gc8a798f... 18... 19 20 SUCCESS Bisecting: 89 revisions left to test after this (roughly 7 steps) [d753bad21612f2e1ee7e7fa16753aac483f8036f] Merge 'cgroup/review-migration-update-v2' into devel-hourly-2014022015 running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:d753bad21612f2e1ee7e7fa16753aac483f8036f:bisect-linux 2014-02-21-06:19:39 d753bad21612f2e1ee7e7fa16753aac483f8036f compiling 146 real 1019 user 71 sys 743.79% cpu i386-randconfig-c5-02201550 2014-02-21-06:23:32 detecting boot state 3.14.0-rc3-02433-gd753bad... TEST FAILURE [ 18.489637] irda_setsockopt: not allowed to set MAXSDUSIZE for this socket type! [ 19.609418] [ 19.609713] =============================== [ 19.610323] [ INFO: suspicious RCU usage. ] [ 19.611084] 3.14.0-rc3-02433-gd753bad #28 Not tainted [ 19.611843] ------------------------------- [ 19.612488] /kernel-tests/linux/include/linux/cgroup.h:697 suspicious rcu_dereference_check() usage! [ 19.613893] [ 19.613893] other info that might help us debug this: [ 19.613893] [ 19.615811] [ 19.615811] rcu_scheduler_active = 1, debug_locks = 0 [ 19.616782] 2 locks held by trinity-c0/4340: [ 19.617760] #0: (callback_mutex){+.+...}, at: [<81118466>] cpuset_cpus_allowed+0x1e/0x123 [ 19.619303] #1: (&(&p->alloc_lock)->rlock){+.+...}, at: [<8111846d>] cpuset_cpus_allowed+0x25/0x123 [ 19.620848] [ 19.620848] stack backtrace: [ 19.621490] CPU: 0 PID: 4340 Comm: trinity-c0 Not tainted 3.14.0-rc3-02433-gd753bad #28 [ 19.622763] 00000000 00000000 931dbf28 81878c1a 00000001 00000000 931dbf50 810cdf94 [ 19.624291] 81c3d078 81c4c175 00000001 00000000 937b8d70 937b8d70 937b9128 826d3b80 [ 19.625648] 931dbf68 81118544 931dbf80 937b8d70 00000000 931dbf9c 931dbf94 810b24d2 [ 19.627120] Call Trace: [ 19.627560] [<81878c1a>] dump_stack+0x7e/0xf1 [ 19.628260] [<810cdf94>] lockdep_rcu_suspicious+0xf2/0xfa [ 19.629094] [<81118544>] cpuset_cpus_allowed+0xfc/0x123 [ 19.629906] [<810b24d2>] sched_setaffinity+0x3fe/0x502 [ 19.630718] [<810b20d4>] ? set_cpus_allowed_ptr+0x1d6/0x1d6 [ 19.631545] [<810b267b>] SyS_sched_setaffinity+0xa5/0xab [ 19.632354] [<8188a14a>] sysenter_do_call+0x12/0x3c [ 63.872059] spin_lock-torture: Writes: Total: 4 Max/Min: 0/0 Fail: 0 * Asking all remaining processes to terminate... killall5[4363]: mount returned non-zero exit status /kernel/i386-randconfig-c5-02201550/d753bad21612f2e1ee7e7fa16753aac483f8036f/dmesg-quantal-xian-61:20140221062454:i386-randconfig-c5-02201550:3.14.0-rc3-02433-gd753bad:28 /kernel/i386-randconfig-c5-02201550/d753bad21612f2e1ee7e7fa16753aac483f8036f/dmesg-quantal-xian-62:20140221062453:i386-randconfig-c5-02201550:3.14.0-rc3-02433-gd753bad:28 /kernel/i386-randconfig-c5-02201550/d753bad21612f2e1ee7e7fa16753aac483f8036f/dmesg-quantal-xian-3:20140221062456:i386-randconfig-c5-02201550:3.14.0-rc3-02433-gd753bad:28 /kernel/i386-randconfig-c5-02201550/d753bad21612f2e1ee7e7fa16753aac483f8036f/dmesg-yocto-xian-11:20140221062457:i386-randconfig-c5-02201550:3.14.0-rc3-02433-gd753bad:28 0:4:4 all_good:bad:all_bad boots 2014-02-21 06:25:03 REPEAT COUNT: 20 # /kernel-tests/linux/obj-bisect/.repeat linear-bisect: bad branch may be cgroup/review-migration-update-v2 linear-bisect: handle over to git bisect linear-bisect: git bisect start d753bad21612f2e1ee7e7fa16753aac483f8036f c8a798fbd56e7dec9cea66a55c9644d1cee51cce -- Previous HEAD position was d753bad... Merge 'cgroup/review-migration-update-v2' into devel-hourly-2014022015 HEAD is now at f71194a... Merge branch 'x86/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Bisecting: 31 revisions left to test after this (roughly 5 steps) [80b13586997d8e584caa772bd99e2a3e55ac6abe] cgroup: relocate cgroup_rm_cftypes() linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:80b13586997d8e584caa772bd99e2a3e55ac6abe:bisect-linux 2014-02-21-06:25:12 80b13586997d8e584caa772bd99e2a3e55ac6abe compiling 249 real 2821 user 208 sys 1213.92% cpu i386-randconfig-c5-02201550 2014-02-21-06:30:48 detecting boot state 3.14.0-rc1-00056-g80b1358... 2 15 17. 19 20 SUCCESS Bisecting: 15 revisions left to test after this (roughly 4 steps) [889ed9ceaa97bb02bf5d7349e24639f7fc5f4fa0] cgroup: remove css_scan_tasks() running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:889ed9ceaa97bb02bf5d7349e24639f7fc5f4fa0:bisect-linux 2014-02-21-06:35:20 889ed9ceaa97bb02bf5d7349e24639f7fc5f4fa0 compiling 68 real 1019 user 73 sys 1605.08% cpu i386-randconfig-c5-02201550 2014-02-21-06:36:50 detecting boot state 3.14.0-rc1-00072-g889ed9c... 18.................... 19 20 SUCCESS Bisecting: 7 revisions left to test after this (roughly 3 steps) [49ef68ad82efeb60f283ef56527ab8969c7e927b] cgroup: update cgroup_enable_task_cg_lists() to grab siglock running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:49ef68ad82efeb60f283ef56527ab8969c7e927b:bisect-linux 2014-02-21-06:49:51 49ef68ad82efeb60f283ef56527ab8969c7e927b compiling 69 real 1012 user 72 sys 1561.35% cpu i386-randconfig-c5-02201550 2014-02-21-06:51:15 detecting boot state 3.14.0-rc1-00080-g49ef68a... 17.................. 18 19.... 20 SUCCESS Bisecting: 3 revisions left to test after this (roughly 2 steps) [fb6efb01d880e9dcbd19861abd28f55bf061116d] cgroup: split process / task migration into four steps running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:fb6efb01d880e9dcbd19861abd28f55bf061116d:bisect-linux 2014-02-21-07:05:46 fb6efb01d880e9dcbd19861abd28f55bf061116d compiling 66 real 995 user 73 sys 1604.14% cpu i386-randconfig-c5-02201550 2014-02-21-07:07:16 detecting boot state 3.14.0-rc1-00084-gfb6efb0.. 8 18.................... 19 20 SUCCESS Bisecting: 1 revision left to test after this (roughly 1 step) [fb47fea7a59cf3d6387c566084a6684b5005af83] cgroup: drop task_lock() protection around task->cgroups running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:fb47fea7a59cf3d6387c566084a6684b5005af83:bisect-linux 2014-02-21-07:20:17 fb47fea7a59cf3d6387c566084a6684b5005af83 compiling 66 real 1009 user 73 sys 1626.56% cpu i386-randconfig-c5-02201550 2014-02-21-07:21:48 detecting boot state 3.14.0-rc1-00086-gfb47fea.... TEST FAILURE [ 22.265232] irda_setsockopt: not allowed to set MAXSDUSIZE for this socket type! [ 24.240272] [ 24.240489] =============================== [ 24.240941] [ INFO: suspicious RCU usage. ] [ 24.241371] 3.14.0-rc1-00086-gfb47fea #33 Not tainted [ 24.241898] ------------------------------- [ 24.242332] /kernel-tests/linux/include/linux/cgroup.h:697 suspicious rcu_dereference_check() usage! [ 24.243264] [ 24.243264] other info that might help us debug this: [ 24.243264] [ 24.244092] [ 24.244092] rcu_scheduler_active = 1, debug_locks = 0 [ 24.244760] 2 locks held by trinity-c1/4285: [ 24.245212] #0: (callback_mutex){+.+...}, at: [<81117c5c>] cpuset_cpus_allowed+0x1e/0x123 [ 24.246205] #1: (&(&p->alloc_lock)->rlock){+.+...}, at: [<81117c63>] cpuset_cpus_allowed+0x25/0x123 [ 24.247238] [ 24.247238] stack backtrace: [ 24.247679] CPU: 0 PID: 4285 Comm: trinity-c1 Not tainted 3.14.0-rc1-00086-gfb47fea #33 [ 24.248495] 00000000 00000000 80075f28 818731c5 00000001 00000000 80075f50 810ce0db [ 24.249434] 81c32c2d 81c4147d 00000001 00000000 930b2850 930b2850 930b2c08 826c6b00 [ 24.250335] 80075f68 81117d3a 80075f80 930b2850 00000000 80075f9c 80075f94 810b2619 [ 24.251231] Call Trace: [ 24.251508] [<818731c5>] dump_stack+0x7e/0xf1 [ 24.251978] [<810ce0db>] lockdep_rcu_suspicious+0xf2/0xfa [ 24.252522] [<81117d3a>] cpuset_cpus_allowed+0xfc/0x123 [ 24.253062] [<810b2619>] sched_setaffinity+0x3fe/0x502 [ 24.253584] [<810b221b>] ? set_cpus_allowed_ptr+0x1d6/0x1d6 [ 24.254162] [<810b27c2>] SyS_sched_setaffinity+0xa5/0xab [ 24.254705] [<818840ca>] sysenter_do_call+0x12/0x3c * Asking all remaining processes to terminate... killall5[4307]: mount returned non-zero exit status killall5[4307]: /proc not mounted, failed to mount. /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-quantal-athens-23:20140221072320:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-quantal-cairo-30:20140221072312:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-quantal-snb-16:20140221072316:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-quantal-xian-60:20140221072320:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-athens-14:20140221072314:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-athens-37:20140221072315:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-bens-1:20140221072318:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-inn-11:20140221072313:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-inn-16:20140221072314:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-inn-33:20140221072314:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-xian-21:20140221072313:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-xian-47:20140221072316:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-xgwo-5:20140221072322:i386-randconfig-c5-02201550:3.14.0-rc1-00086-gfb47fea:33 /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-quantal-jaketown-1:20140221072332:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/fb47fea7a59cf3d6387c566084a6684b5005af83/dmesg-yocto-jaketown-16:20140221072327:i386-randconfig-c5-02201550:: 0:15:15 all_good:bad:all_bad boots 2014-02-21 07:23:49 REPEAT COUNT: 20 # /kernel-tests/linux/obj-bisect/.repeat Bisecting: 0 revisions left to test after this (roughly 0 steps) [d536dafdfb3fe88b2c9e35284ca62d4739589f87] cgroup: update how a newly forked task gets associated with css_set running /c/kernel-tests/bisect-test-boot-failure.sh /kernel-tests/linux/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:d536dafdfb3fe88b2c9e35284ca62d4739589f87:bisect-linux 2014-02-21-07:23:50 d536dafdfb3fe88b2c9e35284ca62d4739589f87 compiling 107 real 1007 user 73 sys 1003.30% cpu i386-randconfig-c5-02201550 2014-02-21-07:25:57 detecting boot state 3.14.0-rc1-00085-gd536daf... 4 17 18................. 20 SUCCESS fb47fea7a59cf3d6387c566084a6684b5005af83 is the first bad commit commit fb47fea7a59cf3d6387c566084a6684b5005af83 Author: Tejun Heo Date: Thu Feb 13 15:16:35 2014 -0500 cgroup: drop task_lock() protection around task->cgroups For optimization, task_lock() is additionally used to protect task->cgroups. The optimization is pretty dubious as either css_set_rwsem is grabbed anyway or PF_EXITING already protects task->cgroups. It adds only overhead and confusion at this point. Let's drop task_[un]lock() and update comments accordingly. Signed-off-by: Tejun Heo :040000 040000 01c6c7c51a4999cf922eb8bf58cd7b4a763cba23 c7e152db87b5ab582792247e9474ef2e1aa440de M include :040000 040000 42e863adfc7ec2b033a913e3820878f6564a069a 13749daf4c8351acbec903ddd9cffe90d83391c5 M kernel bisect run success ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:d536dafdfb3fe88b2c9e35284ca62d4739589f87:bisect-linux 2014-02-21-07:37:58 d536dafdfb3fe88b2c9e35284ca62d4739589f87 reuse /kernel/i386-randconfig-c5-02201550/d536dafdfb3fe88b2c9e35284ca62d4739589f87/vmlinuz-3.14.0-rc1-00085-gd536daf 2014-02-21-07:37:58 detecting boot state .. 1 2 10 45 46.......... 48 49 56 58 60 SUCCESS ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:837caba6587ab563ef3779429ddc9f49adb6b6fc:bisect-linux TEST FAILURE [ 20.903338] irda_setsockopt: not allowed to set MAXSDUSIZE for this socket type! [ 23.560309] [ 23.560563] =============================== [ 23.561149] [ INFO: suspicious RCU usage. ] [ 23.561691] 3.14.0-rc3-02458-g837caba #2 Not tainted [ 23.562322] ------------------------------- [ 23.562838] include/linux/cgroup.h:697 suspicious rcu_dereference_check() usage! [ 23.564188] [ 23.564188] other info that might help us debug this: [ 23.564188] [ 23.565219] [ 23.565219] rcu_scheduler_active = 1, debug_locks = 0 [ 23.566067] 2 locks held by trinity-c1/4417: [ 23.566655] #0: (callback_mutex){+.+...}, at: [<81118395>] cpuset_cpus_allowed+0x1e/0x123 [ 23.568062] #1: (&(&p->alloc_lock)->rlock){+.+...}, at: [<8111839c>] cpuset_cpus_allowed+0x25/0x123 [ 23.569404] [ 23.569404] stack backtrace: [ 23.569975] CPU: 0 PID: 4417 Comm: trinity-c1 Not tainted 3.14.0-rc3-02458-g837caba #2 [ 23.570926] 00000000 00000000 930aff28 81877cc3 00000001 00000000 930aff50 810cdec4 [ 23.572210] 81c3c6e0 81c4bbfc 00000001 00000000 9379c330 9379c330 9379c6e8 826d5b80 [ 23.573404] 930aff68 81118473 930aff80 9379c330 00000000 930aff9c 930aff94 810b2442 [ 23.574580] Call Trace: [ 23.574946] [<81877cc3>] dump_stack+0x7e/0xf1 [ 23.575566] [<810cdec4>] lockdep_rcu_suspicious+0xf2/0xfa [ 23.576401] [<81118473>] cpuset_cpus_allowed+0xfc/0x123 [ 23.577166] [<810b2442>] sched_setaffinity+0x3fe/0x502 [ 23.577840] [<810b2044>] ? set_cpus_allowed_ptr+0x1d6/0x1d6 [ 23.578581] [<810b25eb>] SyS_sched_setaffinity+0xa5/0xab [ 23.579323] [<818891ca>] sysenter_do_call+0x12/0x3c [ 23.586073] VFS: Warning: trinity-c0 using old stat() call. Recompile your binary. [ 23.587285] VFS: Warning: trinity-c0 using old stat() call. Recompile your binary. [ 64.564792] spin_lock-torture: Writes: Total: 4 Max/Min: 0/0 Fail: 0 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-snb-22:20140221053929:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-bens-4:20140220161732:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-jaketown-10:20140220161649:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-snb-45:20140220161643:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-cairo-30:20140220161645:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-jaketown-48:20140220161652:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-jaketown-2:20140221053941:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-bens-3:20140220161811:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-athens-32:20140221053931:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-jaketown-8:20140220161652:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-athens-1:20140221053936:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-jaketown-27:20140221053946:i386-randconfig-c5-02201550:: /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-bens-3:20140220161816:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-xian-49:20140221053930:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-athens-11:20140221053931:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-xian-23:20140220161640:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-yocto-xian-60:20140221053929:i386-randconfig-c5-02201550:3.14.0-rc3-02458-g837caba:2 /kernel/i386-randconfig-c5-02201550/837caba6587ab563ef3779429ddc9f49adb6b6fc/dmesg-quantal-jaketown-38:20140221053945:i386-randconfig-c5-02201550:: 0:18:19 all_good:bad:all_bad boots [detached HEAD 373f7d6] Revert "cgroup: drop task_lock() protection around task->cgroups" Committer: Wu Fengguang Your name and email address were configured automatically based on your username and hostname. Please check that they are accurate. You can suppress this message by setting them explicitly: git config --global user.name "Your Name" git config --global user.email you@example.com After doing this, you may fix the identity used for this commit with: git commit --amend --reset-author 2 files changed, 75 insertions(+), 28 deletions(-) ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:373f7d6eec9fc4ac34f1cca58430d038e0cab88a:bisect-linux 2014-02-21-07:49:27 373f7d6eec9fc4ac34f1cca58430d038e0cab88a compiling 2014-02-21-07:55:51 detecting boot state 3.14.0-rc3-02459-g373f7d6... 35 49. 50. 51. 55 57 59 60 SUCCESS ========= upstream ========= Warning: you are leaving 1 commit behind, not connected to any of your branches: 373f7d6 Revert "cgroup: drop task_lock() protection around task->cgroups" 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 373f7d6 HEAD is now at d158fc7... Merge tag 'pci-v3.14-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:d158fc7f36a25e19791d25a55da5623399a2644f:bisect-linux 2014-02-21-08:02:53 d158fc7f36a25e19791d25a55da5623399a2644f compiling 2014-02-21-08:06:12 detecting boot state 3.14.0-rc3-00219-gd158fc7... 30 55............. 58 59 60 SUCCESS ========= linux-next ========= Previous HEAD position was d158fc7... Merge tag 'pci-v3.14-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci HEAD is now at 12f1d94... Add linux-next specific files for 20140220 ls -a /kernel-tests/run-queue/kvm/i386-randconfig-c5-02201550/linux-devel:devel-hourly-2014022015:12f1d94f0c8b256c04cb9b6b5dd989c32e44f11b:bisect-linux 2014-02-21-08:16:44 12f1d94f0c8b256c04cb9b6b5dd989c32e44f11b reuse /kernel/i386-randconfig-c5-02201550/12f1d94f0c8b256c04cb9b6b5dd989c32e44f11b/vmlinuz-3.14.0-rc3-next-20140220-04183-g12f1d94 2014-02-21-08:16:44 detecting boot state .. 5 45.............. 46.... 48 50 53 54... 57 60 SUCCESS