git checkout 7ddcdb2ccdcae0838a39b1bf7b0773c5540da847 ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:7ddcdb2ccdcae0838a39b1bf7b0773c5540da847:bisect-usb 2014-01-11-19:46:24 7ddcdb2ccdcae0838a39b1bf7b0773c5540da847 compiling 93 real 967 user 93 sys 1130.68% cpu x86_64-randconfig-s2-01111628 2014-01-11-19:48:23 detecting boot state 3.13.0-rc7-08324-g7ddcdb2. 2 3 4 7 11. 13 14 20 SUCCESS bisect: good commit 7ddcdb2ccdcae0838a39b1bf7b0773c5540da847 git bisect start 1955a14a5ba6e3c3b11117812d11dc550ccc37ae 7ddcdb2ccdcae0838a39b1bf7b0773c5540da847 -- /c/kernel-tests/linear-bisect: ["-b", "1955a14a5ba6e3c3b11117812d11dc550ccc37ae", "-g", "7ddcdb2ccdcae0838a39b1bf7b0773c5540da847", "/c/kernel-tests/bisect-test-boot-failure.sh", "/home/wfg/usb/obj-bisect"] Bisecting: 408 revisions left to test after this (roughly 9 steps) [83548563c157403ba219b5bd9c59141f11377182] Merge branch 'akpm-current/current' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:83548563c157403ba219b5bd9c59141f11377182:bisect-usb 2014-01-11-19:53:24 83548563c157403ba219b5bd9c59141f11377182 compiling 298 real 978 user 97 sys 359.92% cpu x86_64-randconfig-s2-01111628 2014-01-11-19:59:55 detecting boot state 3.13.0-rc7-08710-g8354856. TEST FAILURE [ 0.402560] PCI: CLS 0 bytes, default 64 [ 0.403795] Unpacking initramfs... [ 0.472868] ------------[ cut here ]------------ [ 0.473198] WARNING: CPU: 1 PID: 1 at kernel/locking/lockdep.c:3537 check_flags+0x77/0x1ba() [ 0.473198] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.473198] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-08710-g8354856 #3 [ 0.473198] 0000000000000000 ffff880000077a30 ffffffff8156fd0d ffff880000077a78 [ 0.473198] ffff880000077a68 ffffffff81091f0b ffffffff810c6bb2 0000000000000046 [ 0.473198] ffffffff81a06318 ffff880000077d1c 0000000000000282 ffff880000077ac8 [ 0.473198] Call Trace: [ 0.473198] [] dump_stack+0x4d/0x66 [ 0.473198] [] warn_slowpath_common+0x70/0x89 [ 0.473198] [] ? check_flags+0x77/0x1ba [ 0.473198] [] warn_slowpath_fmt+0x47/0x49 [ 0.473198] [] ? __lock_acquire+0x1919/0x1953 [ 0.473198] [] check_flags+0x77/0x1ba [ 0.473198] [] lock_acquire+0x50/0xc4 [ 0.473198] [] _raw_spin_lock+0x32/0x3f [ 0.473198] [] ? __percpu_counter_add+0x45/0x73 [ 0.473198] [] __percpu_counter_add+0x45/0x73 [ 0.473198] [] get_empty_filp+0x99/0x180 [ 0.473198] [] path_openat+0x39/0x5be [ 0.473198] [] ? initrd_load+0x3f/0x3f [ 0.473198] [] do_filp_open+0x35/0x7a [ 0.473198] [] ? _raw_spin_unlock+0x22/0x2d [ 0.473198] [] ? __alloc_fd+0x1ac/0x1be [ 0.473198] [] do_sys_open+0x148/0x1d7 [ 0.473198] [] ? initrd_load+0x3f/0x3f [ 0.473198] [] SyS_open+0x19/0x1b [ 0.473198] [] do_name+0xbb/0x25e [ 0.473198] [] write_buffer+0x21/0x30 [ 0.473198] [] flush_buffer+0x69/0x81 [ 0.473198] [] gunzip+0x251/0x2e0 [ 0.473198] [] ? decompress_method+0x5a/0x5a [ 0.473198] [] ? write_buffer+0x30/0x30 [ 0.473198] [] unpack_to_rootfs+0x12d/0x255 [ 0.473198] [] ? initrd_load+0x3f/0x3f [ 0.473198] [] ? do_header+0x12d/0x12d [ 0.473198] [] populate_rootfs+0x56/0x105 [ 0.473198] [] ? do_header+0x12d/0x12d [ 0.473198] [] do_one_initcall+0x8e/0x138 [ 0.473198] [] ? param_array_set+0x69/0xf5 [ 0.473198] [] ? parse_args+0x180/0x248 [ 0.473198] [] kernel_init_freeable+0x11c/0x1a9 [ 0.473198] [] ? do_early_param+0x8a/0x8a [ 0.473198] [] ? rest_init+0x137/0x137 [ 0.473198] [] kernel_init+0x9/0xff [ 0.473198] [] ret_from_fork+0x7c/0xb0 [ 0.473198] [] ? rest_init+0x137/0x137 [ 0.473198] ---[ end trace 84e12192d75474af ]--- [ 0.473198] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/83548563c157403ba219b5bd9c59141f11377182/dmesg-quantal-roam-6:20140111200010:x86_64-randconfig-s2-01111628:3.13.0-rc7-08710-g8354856:3 /kernel/x86_64-randconfig-s2-01111628/83548563c157403ba219b5bd9c59141f11377182/dmesg-quantal-stoakley-6:20140111200010:x86_64-randconfig-s2-01111628:3.13.0-rc7-08710-g8354856:3 0:2:2 all_good:bad:all_bad boots [1;35mREPEAT COUNT: 20 # /cc/wfg/usb-bisect/.repeat[0m linear-bisect: bad branch may be branch 'akpm-current/current' linear-bisect: handle over to git bisect linear-bisect: git bisect start 83548563c157403ba219b5bd9c59141f11377182 7ddcdb2ccdcae0838a39b1bf7b0773c5540da847 -- Previous HEAD position was 8354856... Merge branch 'akpm-current/current' HEAD is now at 6e46645... Linux 3.11 Bisecting: 192 revisions left to test after this (roughly 8 steps) [c4645108e4043df1a79e510f614a15c1ed411a20] memcg, slab: kmem_cache_create_memcg(): fix memleak on fail path linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:c4645108e4043df1a79e510f614a15c1ed411a20:bisect-usb 2014-01-11-20:01:01 c4645108e4043df1a79e510f614a15c1ed411a20 compiling [1;35mx86_64-randconfig-s2-01111628: make prepare failed[0m 2014-01-11-20:09:52 c4645108e4043df1a79e510f614a15c1ed411a20 SKIP BROKEN BUILD Check erros in /cc/wfg/usb-bisect and /tmp/kernel/x86_64-randconfig-s2-01111628/c4645108e4043df1a79e510f614a15c1ed411a20 Bisecting: 192 revisions left to test after this (roughly 8 steps) [8b0f1c99ffb8d8af0ab66d7a115fe0873225ef45] ocfs2: return EINVAL if the given range to discard is less than block size running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:8b0f1c99ffb8d8af0ab66d7a115fe0873225ef45:bisect-usb 2014-01-11-20:09:53 8b0f1c99ffb8d8af0ab66d7a115fe0873225ef45 compiling 450 real 964 user 95 sys 235.56% cpu x86_64-randconfig-s2-01111628 2014-01-11-20:17:52 detecting boot state 3.13.0-rc7-00118-g8b0f1c9 3 4 9. 11 16 18.. 19. 20 SUCCESS Bisecting: 169 revisions left to test after this (roughly 7 steps) [201959135faa132bf817cce415cb864d80a822ff] swap: add a simple detector for inappropriate swapin readahead running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:201959135faa132bf817cce415cb864d80a822ff:bisect-usb 2014-01-11-20:24:03 201959135faa132bf817cce415cb864d80a822ff compiling 565 real 953 user 94 sys 185.55% cpu x86_64-randconfig-s2-01111628 2014-01-11-20:41:10 detecting boot state 3.13.0-rc7-00288-g2019591.. 2. 5. 6 9 10 14. 19 20 SUCCESS Bisecting: 84 revisions left to test after this (roughly 6 steps) [d4c0399994314ca03ce1313c4952aa385b9355aa] drivers/rtc/rtc-mxc.c: remove unneeded label running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:d4c0399994314ca03ce1313c4952aa385b9355aa:bisect-usb 2014-01-11-20:47:50 d4c0399994314ca03ce1313c4952aa385b9355aa compiling 121 real 956 user 95 sys 862.67% cpu x86_64-randconfig-s2-01111628 2014-01-11-20:53:48 detecting boot state 3.13.0-rc7-00373-gd4c0399... TEST FAILURE [ 0.377936] PCI: CLS 0 bytes, default 64 [ 0.378955] Unpacking initramfs... [ 0.449232] ------------[ cut here ]------------ [ 0.450067] WARNING: CPU: 0 PID: 1 at kernel/locking/lockdep.c:3535 check_flags+0x77/0x1ba() [ 0.451601] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.452494] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-00373-gd4c0399 #6 [ 0.453861] 0000000000000000 ffff880000077a30 ffffffff81541203 ffff880000077a78 [ 0.455175] ffff880000077a68 ffffffff8107abd0 ffffffff810aed15 0000000000000046 [ 0.455839] ffffffff81a06318 ffff880000077d1c 0000000000000286 ffff880000077ac8 [ 0.455839] Call Trace: [ 0.455839] [] dump_stack+0x4d/0x66 [ 0.455839] [] warn_slowpath_common+0x70/0x89 [ 0.455839] [] ? check_flags+0x77/0x1ba [ 0.455839] [] warn_slowpath_fmt+0x47/0x49 [ 0.455839] [] check_flags+0x77/0x1ba [ 0.455839] [] lock_acquire+0x50/0xc4 [ 0.455839] [] ? final_putname+0x2f/0x32 [ 0.455839] [] _raw_spin_lock+0x32/0x3f [ 0.455839] [] ? __percpu_counter_add+0x45/0x73 [ 0.455839] [] __percpu_counter_add+0x45/0x73 [ 0.455839] [] get_empty_filp+0x99/0x180 [ 0.455839] [] path_openat+0x39/0x5be [ 0.455839] [] ? vfs_fstatat+0x44/0x91 [ 0.455839] [] ? initrd_load+0x3f/0x3f [ 0.455839] [] do_filp_open+0x35/0x7a [ 0.455839] [] ? _raw_spin_unlock+0x22/0x2d [ 0.455839] [] ? __alloc_fd+0x1a9/0x1bb [ 0.455839] [] do_sys_open+0x148/0x1d7 [ 0.455839] [] ? initrd_load+0x3f/0x3f [ 0.455839] [] SyS_open+0x19/0x1b [ 0.455839] [] do_name+0xbb/0x25e [ 0.455839] [] write_buffer+0x21/0x30 [ 0.455839] [] flush_buffer+0x69/0x81 [ 0.455839] [] gunzip+0x251/0x2e0 [ 0.455839] [] ? decompress_method+0x5a/0x5a [ 0.455839] [] ? write_buffer+0x30/0x30 [ 0.455839] [] unpack_to_rootfs+0x12d/0x255 [ 0.455839] [] ? initrd_load+0x3f/0x3f [ 0.455839] [] ? do_header+0x12d/0x12d [ 0.455839] [] populate_rootfs+0x56/0x105 [ 0.455839] [] ? do_header+0x12d/0x12d [ 0.455839] [] do_one_initcall+0x8e/0x138 [ 0.455839] [] ? parameqn+0x33/0x36 [ 0.455839] [] ? parse_args+0x180/0x248 [ 0.455839] [] kernel_init_freeable+0x11c/0x1a9 [ 0.455839] [] ? do_early_param+0x8a/0x8a [ 0.455839] [] ? rest_init+0x137/0x137 [ 0.455839] [] kernel_init+0x9/0xff [ 0.455839] [] ret_from_fork+0x7c/0xb0 [ 0.455839] [] ? rest_init+0x137/0x137 [ 0.455839] ---[ end trace 9e7ffaef7cbd57fe ]--- [ 0.455839] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/d4c0399994314ca03ce1313c4952aa385b9355aa/dmesg-quantal-athens-35:20140111205445:x86_64-randconfig-s2-01111628:3.13.0-rc7-00373-gd4c0399:6 /kernel/x86_64-randconfig-s2-01111628/d4c0399994314ca03ce1313c4952aa385b9355aa/dmesg-quantal-cairo-38:20140111205501:x86_64-randconfig-s2-01111628:3.13.0-rc7-00373-gd4c0399:6 /kernel/x86_64-randconfig-s2-01111628/d4c0399994314ca03ce1313c4952aa385b9355aa/dmesg-quantal-waimea-12:20140111205455:x86_64-randconfig-s2-01111628:3.13.0-rc7-00373-gd4c0399:6 /kernel/x86_64-randconfig-s2-01111628/d4c0399994314ca03ce1313c4952aa385b9355aa/dmesg-quantal-xian-25:20140111205500:x86_64-randconfig-s2-01111628:3.13.0-rc7-00373-gd4c0399:6 /kernel/x86_64-randconfig-s2-01111628/d4c0399994314ca03ce1313c4952aa385b9355aa/dmesg-yocto-xian-43:20140111205457:x86_64-randconfig-s2-01111628:3.13.0-rc7-00373-gd4c0399:6 /kernel/x86_64-randconfig-s2-01111628/d4c0399994314ca03ce1313c4952aa385b9355aa/dmesg-yocto-roam-18:20140111205507:x86_64-randconfig-s2-01111628:3.13.0-rc7-00373-gd4c0399:6 0:6:6 all_good:bad:all_bad boots [1;35mREPEAT COUNT: 20 # /cc/wfg/usb-bisect/.repeat[0m Bisecting: 41 revisions left to test after this (roughly 5 steps) [4e0af6dd2777122c510b4fe92e306d94c4264375] backlight: omap1: use devm_backlight_device_register() running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:4e0af6dd2777122c510b4fe92e306d94c4264375:bisect-usb 2014-01-11-20:55:25 4e0af6dd2777122c510b4fe92e306d94c4264375 compiling 71 real 37 user 6 sys 61.64% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:01:16 detecting boot state 3.13.0-rc7-00331-g4e0af6d 1 2. 3.. 6 7 8 14 17 20 SUCCESS Bisecting: 20 revisions left to test after this (roughly 4 steps) [71c3c0b0f0649c71fa4ee8dd3333b7351fc76707] checkpatch: warn only on "space before semicolon" at end of line running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:71c3c0b0f0649c71fa4ee8dd3333b7351fc76707:bisect-usb 2014-01-11-21:07:19 71c3c0b0f0649c71fa4ee8dd3333b7351fc76707 compiling 44 real 29 user 5 sys 78.80% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:15:22 detecting boot state 3.13.0-rc7-00352-g71c3c0b. TEST FAILURE [ 0.337826] PCI: CLS 0 bytes, default 64 [ 0.338811] Unpacking initramfs... [ 0.397182] ------------[ cut here ]------------ [ 0.398063] WARNING: CPU: 1 PID: 1 at kernel/locking/lockdep.c:3535 check_flags+0x77/0x1ba() [ 0.398063] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.398063] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-00352-g71c3c0b #8 [ 0.398063] 0000000000000000 ffff880000077a30 ffffffff81540ff2 ffff880000077a78 [ 0.398063] ffff880000077a68 ffffffff8107abd0 ffffffff810aed15 0000000000000046 [ 0.398063] ffffffff81a06318 ffff880000077d1c 0000000000000282 ffff880000077ac8 [ 0.398063] Call Trace: [ 0.398063] [] dump_stack+0x4d/0x66 [ 0.398063] [] warn_slowpath_common+0x70/0x89 [ 0.398063] [] ? check_flags+0x77/0x1ba [ 0.398063] [] warn_slowpath_fmt+0x47/0x49 [ 0.398063] [] check_flags+0x77/0x1ba [ 0.398063] [] lock_acquire+0x50/0xc4 [ 0.398063] [] ? final_putname+0x2f/0x32 [ 0.398063] [] _raw_spin_lock+0x32/0x3f [ 0.398063] [] ? __percpu_counter_add+0x45/0x73 [ 0.398063] [] __percpu_counter_add+0x45/0x73 [ 0.398063] [] get_empty_filp+0x99/0x180 [ 0.398063] [] path_openat+0x39/0x5be [ 0.398063] [] ? vfs_fstatat+0x44/0x91 [ 0.398063] [] ? initrd_load+0x3f/0x3f [ 0.398063] [] do_filp_open+0x35/0x7a [ 0.398063] [] ? _raw_spin_unlock+0x22/0x2d [ 0.398063] [] ? __alloc_fd+0x1a9/0x1bb [ 0.398063] [] do_sys_open+0x148/0x1d7 [ 0.398063] [] ? initrd_load+0x3f/0x3f [ 0.398063] [] SyS_open+0x19/0x1b [ 0.398063] [] do_name+0xbb/0x25e [ 0.398063] [] write_buffer+0x21/0x30 [ 0.398063] [] flush_buffer+0x69/0x81 [ 0.398063] [] gunzip+0x251/0x2e0 [ 0.398063] [] ? decompress_method+0x5a/0x5a [ 0.398063] [] ? write_buffer+0x30/0x30 [ 0.398063] [] unpack_to_rootfs+0x12d/0x255 [ 0.398063] [] ? initrd_load+0x3f/0x3f [ 0.398063] [] ? do_header+0x12d/0x12d [ 0.398063] [] populate_rootfs+0x56/0x105 [ 0.398063] [] ? do_header+0x12d/0x12d [ 0.398063] [] do_one_initcall+0x8e/0x138 [ 0.398063] [] ? parameqn+0x33/0x36 [ 0.398063] [] ? parse_args+0x180/0x248 [ 0.398063] [] kernel_init_freeable+0x11c/0x1a9 [ 0.398063] [] ? do_early_param+0x8a/0x8a [ 0.398063] [] ? rest_init+0x137/0x137 [ 0.398063] [] kernel_init+0x9/0xff [ 0.398063] [] ret_from_fork+0x7c/0xb0 [ 0.398063] [] ? rest_init+0x137/0x137 [ 0.398063] ---[ end trace 923927fd51c1987e ]--- [ 0.398063] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/71c3c0b0f0649c71fa4ee8dd3333b7351fc76707/dmesg-quantal-bens-4:20140111211319:x86_64-randconfig-s2-01111628:3.13.0-rc7-00352-g71c3c0b:8 /kernel/x86_64-randconfig-s2-01111628/71c3c0b0f0649c71fa4ee8dd3333b7351fc76707/dmesg-quantal-bens-4:20140111211332:x86_64-randconfig-s2-01111628:3.13.0-rc7-00352-g71c3c0b:8 0:2:2 all_good:bad:all_bad boots [1;35mREPEAT COUNT: 20 # /cc/wfg/usb-bisect/.repeat[0m Bisecting: 10 revisions left to test after this (roughly 3 steps) [383f1e84a52533a6d198e8a6f3e79ff5b433269a] lib/kstrtox.c: remove redundant cleanup running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:383f1e84a52533a6d198e8a6f3e79ff5b433269a:bisect-usb 2014-01-11-21:16:07 383f1e84a52533a6d198e8a6f3e79ff5b433269a compiling 32 real 28 user 5 sys 106.19% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:21:11 detecting boot state 3.13.0-rc7-00341-g383f1e8. 5. 6.. 9 10... 11 12 14 15 16. 20 SUCCESS Bisecting: 4 revisions left to test after this (roughly 3 steps) [55cbfd15fd125aad68b9a958749ae2d3c192db9c] lib/assoc_array.c: remove global variable running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:55cbfd15fd125aad68b9a958749ae2d3c192db9c:bisect-usb 2014-01-11-21:30:13 55cbfd15fd125aad68b9a958749ae2d3c192db9c compiling 63 real 29 user 6 sys 55.35% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:31:37 detecting boot state 3.13.0-rc7-00347-g55cbfd1 4 11. 12. 15 18. 19.... 20 SUCCESS Bisecting: 1 revision left to test after this (roughly 1 step) [299de867cbaf576ee0aa08d3c38339dcaa70d4d1] firmware/dmi_scan: generalize for use by other archs running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:299de867cbaf576ee0aa08d3c38339dcaa70d4d1:bisect-usb 2014-01-11-21:38:41 299de867cbaf576ee0aa08d3c38339dcaa70d4d1 compiling 57 real 29 user 5 sys 60.83% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:41:57 detecting boot state 3.13.0-rc7-00350-g299de86. TEST FAILURE [ 0.301491] PCI: CLS 0 bytes, default 64 [ 0.302170] Unpacking initramfs... [ 0.350115] ------------[ cut here ]------------ [ 0.350721] WARNING: CPU: 1 PID: 1 at kernel/locking/lockdep.c:3535 check_flags+0x77/0x1ba() [ 0.351759] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.352342] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-00350-g299de86 #11 [ 0.353081] 0000000000000000 ffff880000077a30 ffffffff81540ff2 ffff880000077a78 [ 0.353081] ffff880000077a68 ffffffff8107abd0 ffffffff810aed15 0000000000000046 [ 0.353081] ffffffff81a06318 ffff880000077d1c 0000000000000286 ffff880000077ac8 [ 0.353081] Call Trace: [ 0.353081] [] dump_stack+0x4d/0x66 [ 0.353081] [] warn_slowpath_common+0x70/0x89 [ 0.353081] [] ? check_flags+0x77/0x1ba [ 0.353081] [] warn_slowpath_fmt+0x47/0x49 [ 0.353081] [] check_flags+0x77/0x1ba [ 0.353081] [] lock_acquire+0x50/0xc4 [ 0.353081] [] ? final_putname+0x2f/0x32 [ 0.353081] [] _raw_spin_lock+0x32/0x3f [ 0.353081] [] ? __percpu_counter_add+0x45/0x73 [ 0.353081] [] __percpu_counter_add+0x45/0x73 [ 0.353081] [] get_empty_filp+0x99/0x180 [ 0.353081] [] path_openat+0x39/0x5be [ 0.353081] [] ? vfs_fstatat+0x44/0x91 [ 0.353081] [] ? initrd_load+0x3f/0x3f [ 0.353081] [] do_filp_open+0x35/0x7a [ 0.353081] [] ? _raw_spin_unlock+0x22/0x2d [ 0.353081] [] ? __alloc_fd+0x1a9/0x1bb [ 0.353081] [] do_sys_open+0x148/0x1d7 [ 0.353081] [] ? initrd_load+0x3f/0x3f [ 0.353081] [] SyS_open+0x19/0x1b [ 0.353081] [] do_name+0xbb/0x25e [ 0.353081] [] write_buffer+0x21/0x30 [ 0.353081] [] flush_buffer+0x69/0x81 [ 0.353081] [] gunzip+0x251/0x2e0 [ 0.353081] [] ? decompress_method+0x5a/0x5a [ 0.353081] [] ? write_buffer+0x30/0x30 [ 0.353081] [] unpack_to_rootfs+0x12d/0x255 [ 0.353081] [] ? initrd_load+0x3f/0x3f [ 0.353081] [] ? do_header+0x12d/0x12d [ 0.353081] [] populate_rootfs+0x56/0x105 [ 0.353081] [] ? do_header+0x12d/0x12d [ 0.353081] [] do_one_initcall+0x8e/0x138 [ 0.353081] [] ? parameqn+0x33/0x36 [ 0.353081] [] ? parse_args+0x180/0x248 [ 0.353081] [] kernel_init_freeable+0x11c/0x1a9 [ 0.353081] [] ? do_early_param+0x8a/0x8a [ 0.353081] [] ? rest_init+0x137/0x137 [ 0.353081] [] kernel_init+0x9/0xff [ 0.353081] [] ret_from_fork+0x7c/0xb0 [ 0.353081] [] ? rest_init+0x137/0x137 [ 0.353081] ---[ end trace d13cb2423a18da1e ]--- [ 0.353081] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/299de867cbaf576ee0aa08d3c38339dcaa70d4d1/dmesg-quantal-athens-35:20140111214205:x86_64-randconfig-s2-01111628:3.13.0-rc7-00350-g299de86:11 /kernel/x86_64-randconfig-s2-01111628/299de867cbaf576ee0aa08d3c38339dcaa70d4d1/dmesg-quantal-cairo-27:20140111214206:x86_64-randconfig-s2-01111628:3.13.0-rc7-00350-g299de86:11 /kernel/x86_64-randconfig-s2-01111628/299de867cbaf576ee0aa08d3c38339dcaa70d4d1/dmesg-quantal-snb-2:20140111214208:x86_64-randconfig-s2-01111628:3.13.0-rc7-00350-g299de86:11 0:3:3 all_good:bad:all_bad boots [1;35mREPEAT COUNT: 20 # /cc/wfg/usb-bisect/.repeat[0m Bisecting: 0 revisions left to test after this (roughly 1 step) [7cd7feb13f684d5ff9219e5117e359e898ecad97] lib: Add CRC64 ECMA module running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:7cd7feb13f684d5ff9219e5117e359e898ecad97:bisect-usb 2014-01-11-21:42:35 7cd7feb13f684d5ff9219e5117e359e898ecad97 compiling 44 real 31 user 6 sys 83.77% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:46:04 detecting boot state 3.13.0-rc7-00349-g7cd7feb. TEST FAILURE [ 0.400412] PCI: CLS 0 bytes, default 64 [ 0.401096] Unpacking initramfs... [ 0.452714] ------------[ cut here ]------------ [ 0.453284] WARNING: CPU: 0 PID: 1 at kernel/locking/lockdep.c:3535 check_flags+0x77/0x1ba() [ 0.454582] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.455165] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-00349-g7cd7feb #12 [ 0.456080] 0000000000000000 ffff880000077a30 ffffffff81540ff2 ffff880000077a78 [ 0.456445] ffff880000077a68 ffffffff8107abd0 ffffffff810aed15 0000000000000046 [ 0.456445] ffffffff81a06318 ffff880000077d1c 0000000000000282 ffff880000077ac8 [ 0.456445] Call Trace: [ 0.456445] [] dump_stack+0x4d/0x66 [ 0.456445] [] warn_slowpath_common+0x70/0x89 [ 0.456445] [] ? check_flags+0x77/0x1ba [ 0.456445] [] warn_slowpath_fmt+0x47/0x49 [ 0.456445] [] check_flags+0x77/0x1ba [ 0.456445] [] lock_acquire+0x50/0xc4 [ 0.456445] [] ? final_putname+0x2f/0x32 [ 0.456445] [] _raw_spin_lock+0x32/0x3f [ 0.456445] [] ? __percpu_counter_add+0x45/0x73 [ 0.456445] [] __percpu_counter_add+0x45/0x73 [ 0.456445] [] get_empty_filp+0x99/0x180 [ 0.456445] [] path_openat+0x39/0x5be [ 0.456445] [] ? vfs_fstatat+0x44/0x91 [ 0.456445] [] ? initrd_load+0x3f/0x3f [ 0.456445] [] do_filp_open+0x35/0x7a [ 0.456445] [] ? _raw_spin_unlock+0x22/0x2d [ 0.456445] [] ? __alloc_fd+0x1a9/0x1bb [ 0.456445] [] do_sys_open+0x148/0x1d7 [ 0.456445] [] ? initrd_load+0x3f/0x3f [ 0.456445] [] SyS_open+0x19/0x1b [ 0.456445] [] do_name+0xbb/0x25e [ 0.456445] [] write_buffer+0x21/0x30 [ 0.456445] [] flush_buffer+0x69/0x81 [ 0.456445] [] gunzip+0x251/0x2e0 [ 0.456445] [] ? decompress_method+0x5a/0x5a [ 0.456445] [] ? write_buffer+0x30/0x30 [ 0.456445] [] unpack_to_rootfs+0x12d/0x255 [ 0.456445] [] ? initrd_load+0x3f/0x3f [ 0.456445] [] ? do_header+0x12d/0x12d [ 0.456445] [] populate_rootfs+0x56/0x105 [ 0.456445] [] ? do_header+0x12d/0x12d [ 0.456445] [] do_one_initcall+0x8e/0x138 [ 0.456445] [] ? parameqn+0x33/0x36 [ 0.456445] [] ? parse_args+0x180/0x248 [ 0.456445] [] kernel_init_freeable+0x11c/0x1a9 [ 0.456445] [] ? do_early_param+0x8a/0x8a [ 0.456445] [] ? rest_init+0x137/0x137 [ 0.456445] [] kernel_init+0x9/0xff [ 0.456445] [] ret_from_fork+0x7c/0xb0 [ 0.456445] [] ? rest_init+0x137/0x137 [ 0.456445] ---[ end trace a6c460ec2b2f62e3 ]--- [ 0.456445] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/7cd7feb13f684d5ff9219e5117e359e898ecad97/dmesg-quantal-roam-32:20140111214614:x86_64-randconfig-s2-01111628:3.13.0-rc7-00349-g7cd7feb:12 0:1:1 all_good:bad:all_bad boots [1;35mREPEAT COUNT: 20 # /cc/wfg/usb-bisect/.repeat[0m Bisecting: 0 revisions left to test after this (roughly 0 steps) [97e890b9c839c191a500c3a19bfb4539f65c70be] lib/percpu_counter.c: disable local irq when updating percpu couter running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/usb/obj-bisect ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:97e890b9c839c191a500c3a19bfb4539f65c70be:bisect-usb 2014-01-11-21:46:36 97e890b9c839c191a500c3a19bfb4539f65c70be compiling 14 real 25 user 5 sys 214.46% cpu x86_64-randconfig-s2-01111628 2014-01-11-21:46:58 detecting boot state 3.13.0-rc7-00348-g97e890b. TEST FAILURE [ 0.399624] PCI: CLS 0 bytes, default 64 [ 0.400720] Unpacking initramfs... [ 0.474980] ------------[ cut here ]------------ [ 0.475863] WARNING: CPU: 0 PID: 1 at kernel/locking/lockdep.c:3535 check_flags+0x77/0x1ba() [ 0.477412] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.478330] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-00348-g97e890b #13 [ 0.479661] 0000000000000000 ffff880000077a30 ffffffff81540ff2 ffff880000077a78 [ 0.481016] ffff880000077a68 ffffffff8107abd0 ffffffff810aed15 0000000000000046 [ 0.482355] ffffffff81a06318 ffff880000077d1c 0000000000000282 ffff880000077ac8 [ 0.482411] Call Trace: [ 0.482411] [] dump_stack+0x4d/0x66 [ 0.482411] [] warn_slowpath_common+0x70/0x89 [ 0.482411] [] ? check_flags+0x77/0x1ba [ 0.482411] [] warn_slowpath_fmt+0x47/0x49 [ 0.482411] [] check_flags+0x77/0x1ba [ 0.482411] [] lock_acquire+0x50/0xc4 [ 0.482411] [] ? final_putname+0x2f/0x32 [ 0.482411] [] _raw_spin_lock+0x32/0x3f [ 0.482411] [] ? __percpu_counter_add+0x45/0x73 [ 0.482411] [] __percpu_counter_add+0x45/0x73 [ 0.482411] [] get_empty_filp+0x99/0x180 [ 0.482411] [] path_openat+0x39/0x5be [ 0.482411] [] ? vfs_fstatat+0x44/0x91 [ 0.482411] [] ? initrd_load+0x3f/0x3f [ 0.482411] [] do_filp_open+0x35/0x7a [ 0.482411] [] ? _raw_spin_unlock+0x22/0x2d [ 0.482411] [] ? __alloc_fd+0x1a9/0x1bb [ 0.482411] [] do_sys_open+0x148/0x1d7 [ 0.482411] [] ? initrd_load+0x3f/0x3f [ 0.482411] [] SyS_open+0x19/0x1b [ 0.482411] [] do_name+0xbb/0x25e [ 0.482411] [] write_buffer+0x21/0x30 [ 0.482411] [] flush_buffer+0x69/0x81 [ 0.482411] [] gunzip+0x251/0x2e0 [ 0.482411] [] ? decompress_method+0x5a/0x5a [ 0.482411] [] ? write_buffer+0x30/0x30 [ 0.482411] [] unpack_to_rootfs+0x12d/0x255 [ 0.482411] [] ? initrd_load+0x3f/0x3f [ 0.482411] [] ? do_header+0x12d/0x12d [ 0.482411] [] populate_rootfs+0x56/0x105 [ 0.482411] [] ? do_header+0x12d/0x12d [ 0.482411] [] do_one_initcall+0x8e/0x138 [ 0.482411] [] ? parameqn+0x33/0x36 [ 0.482411] [] ? parse_args+0x180/0x248 [ 0.482411] [] kernel_init_freeable+0x11c/0x1a9 [ 0.482411] [] ? do_early_param+0x8a/0x8a [ 0.482411] [] ? rest_init+0x137/0x137 [ 0.482411] [] kernel_init+0x9/0xff [ 0.482411] [] ret_from_fork+0x7c/0xb0 [ 0.482411] [] ? rest_init+0x137/0x137 [ 0.482411] ---[ end trace b390018e9c2b4da6 ]--- [ 0.482411] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/97e890b9c839c191a500c3a19bfb4539f65c70be/dmesg-quantal-inn-2:20140111214712:x86_64-randconfig-s2-01111628:3.13.0-rc7-00348-g97e890b:13 /kernel/x86_64-randconfig-s2-01111628/97e890b9c839c191a500c3a19bfb4539f65c70be/dmesg-quantal-athens-28:20140111214720:x86_64-randconfig-s2-01111628:3.13.0-rc7-00348-g97e890b:13 /kernel/x86_64-randconfig-s2-01111628/97e890b9c839c191a500c3a19bfb4539f65c70be/dmesg-quantal-cairo-41:20140111214723:x86_64-randconfig-s2-01111628:3.13.0-rc7-00348-g97e890b:13 0:3:3 all_good:bad:all_bad boots [1;35mREPEAT COUNT: 20 # /cc/wfg/usb-bisect/.repeat[0m 97e890b9c839c191a500c3a19bfb4539f65c70be is the first bad commit commit 97e890b9c839c191a500c3a19bfb4539f65c70be Author: Ming Lei Date: Fri Jan 10 12:41:46 2014 +1100 lib/percpu_counter.c: disable local irq when updating percpu couter __percpu_counter_add() may be called in softirq/hardirq handler (such as, blk_mq_queue_exit() is typically called in hardirq/softirq handler), so we need to disable local irq when updating the percpu counter, otherwise counts may be lost. The patch fixes problem that 'rmmod null_blk' may hang in blk_cleanup_queue() because of miscounting of request_queue->mq_usage_counter. Signed-off-by: Ming Lei Cc: Paul Gortmaker Cc: Andrew Morton Cc: Shaohua Li Cc: Jens Axboe Cc: Fan Du Cc: Tejun Heo Cc: Signed-off-by: Andrew Morton :040000 040000 ad458505ebaa3e87986749b6e478af89454aa6ee 110ab056ddbfc409dca3c499a45ac7f5d7dce4f7 M lib bisect run success ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:55cbfd15fd125aad68b9a958749ae2d3c192db9c:bisect-usb 2014-01-11-21:47:32 55cbfd15fd125aad68b9a958749ae2d3c192db9c reuse /kernel/x86_64-randconfig-s2-01111628/55cbfd15fd125aad68b9a958749ae2d3c192db9c/vmlinuz-3.13.0-rc7-00347-g55cbfd1 2014-01-11-21:47:32 detecting boot state .. 22 24 32 36 41 47 53 55 59. 60 SUCCESS ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:1955a14a5ba6e3c3b11117812d11dc550ccc37ae:bisect-usb TEST FAILURE [ 0.461359] PCI: CLS 0 bytes, default 64 [ 0.462439] Unpacking initramfs... [ 0.536844] ------------[ cut here ]------------ [ 0.537680] WARNING: CPU: 1 PID: 1 at kernel/locking/lockdep.c:3537 check_flags+0x77/0x1ba() [ 0.540262] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.540423] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-next-20140110-08732-g1955a14 #1 [ 0.540423] 0000000000000000 ffff880000077a30 ffffffff8156f277 ffff880000077a78 [ 0.540423] ffff880000077a68 ffffffff81091f0b ffffffff810c6bb2 0000000000000046 [ 0.540423] ffffffff81a06318 ffff880000077d1c 0000000000000286 ffff880000077ac8 [ 0.540423] Call Trace: [ 0.540423] [] dump_stack+0x4d/0x66 [ 0.540423] [] warn_slowpath_common+0x70/0x89 [ 0.540423] [] ? check_flags+0x77/0x1ba [ 0.540423] [] warn_slowpath_fmt+0x47/0x49 [ 0.540423] [] check_flags+0x77/0x1ba [ 0.540423] [] lock_acquire+0x50/0xc4 [ 0.540423] [] ? final_putname+0x2f/0x32 [ 0.540423] [] _raw_spin_lock+0x32/0x3f [ 0.540423] [] ? __percpu_counter_add+0x45/0x73 [ 0.540423] [] __percpu_counter_add+0x45/0x73 [ 0.540423] [] get_empty_filp+0x99/0x180 [ 0.540423] [] path_openat+0x39/0x5be [ 0.540423] [] ? vfs_fstatat+0x44/0x91 [ 0.540423] [] ? initrd_load+0x3f/0x3f [ 0.540423] [] do_filp_open+0x35/0x7a [ 0.540423] [] ? _raw_spin_unlock+0x22/0x2d [ 0.540423] [] ? __alloc_fd+0x1ac/0x1be [ 0.540423] [] do_sys_open+0x148/0x1d7 [ 0.540423] [] ? initrd_load+0x3f/0x3f [ 0.540423] [] SyS_open+0x19/0x1b [ 0.540423] [] do_name+0xbb/0x25e [ 0.540423] [] write_buffer+0x21/0x30 [ 0.540423] [] flush_buffer+0x69/0x81 [ 0.540423] [] gunzip+0x251/0x2e0 [ 0.540423] [] ? decompress_method+0x5a/0x5a [ 0.540423] [] ? write_buffer+0x30/0x30 [ 0.540423] [] unpack_to_rootfs+0x12d/0x255 [ 0.540423] [] ? initrd_load+0x3f/0x3f [ 0.540423] [] ? do_header+0x12d/0x12d [ 0.540423] [] populate_rootfs+0x56/0x105 [ 0.540423] [] ? do_header+0x12d/0x12d [ 0.540423] [] do_one_initcall+0x8e/0x138 [ 0.540423] [] ? param_array_set+0x56/0xf5 [ 0.540423] [] ? parse_args+0x180/0x248 [ 0.540423] [] kernel_init_freeable+0x11c/0x1a9 [ 0.540423] [] ? do_early_param+0x8a/0x8a [ 0.540423] [] ? rest_init+0x137/0x137 [ 0.540423] [] kernel_init+0x9/0xff [ 0.540423] [] ret_from_fork+0x7c/0xb0 [ 0.540423] [] ? rest_init+0x137/0x137 [ 0.540423] ---[ end trace aa5639c241c4efa5 ]--- [ 0.540423] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-snb-2:20140111164909:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-athens-9:20140111194552:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-waimea-3:20140111164841:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-roam-47:20140111194556:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-athens-11:20140111164837:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-waimea-9:20140111164752:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-nhm4-1:20140111164853:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-roam-13:20140111194552:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-snb-26:20140111194448:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-athens-10:20140111164731:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-snb-17:20140111194456:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-cairo-44:20140111164857:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-athens-14:20140111194614:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-cairo-10:20140111194556:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-inn-37:20140111194556:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-roam-41:20140111194614:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-snb-22:20140111194719:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-athens-5:20140111164738:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-cairo-6:20140111164747:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 0:19:19 all_good:bad:all_bad boots [detached HEAD 005d44e] Revert "lib/percpu_counter.c: disable local irq when updating percpu couter" 1 file changed, 5 insertions(+), 5 deletions(-) ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:005d44e813048aae0ae683f5902ca823b616d002:bisect-usb 2014-01-11-21:54:14 005d44e813048aae0ae683f5902ca823b616d002 compiling 2014-01-11-21:58:09 detecting boot state 3.13.0-rc7-next-20140110-08733-g005d44e.. 3 5 8 12 14 16 18 21 26 29 30... 31 34 44 54 55 56 60 SUCCESS ========= upstream ========= ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:228fdc083b017eaf90e578fa86fb1ecfd5ffae87:bisect-usb 2014-01-11-22:09:46 228fdc083b017eaf90e578fa86fb1ecfd5ffae87 compiling 2014-01-11-22:15:50 detecting boot state 3.13.0-rc7-00126-g228fdc0. 1. 3 4 8 9 16 18 22 23 33 34 36 38 41 46 50 55 56 60 SUCCESS ========= linux-next ========= ls -a /kernel-tests/run-queue/kvm/x86_64-randconfig-s2-01111628/next:master:1955a14a5ba6e3c3b11117812d11dc550ccc37ae:bisect-usb TEST FAILURE [ 0.461359] PCI: CLS 0 bytes, default 64 [ 0.462439] Unpacking initramfs... [ 0.536844] ------------[ cut here ]------------ [ 0.537680] WARNING: CPU: 1 PID: 1 at kernel/locking/lockdep.c:3537 check_flags+0x77/0x1ba() [ 0.540262] DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled) [ 0.540423] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.13.0-rc7-next-20140110-08732-g1955a14 #1 [ 0.540423] 0000000000000000 ffff880000077a30 ffffffff8156f277 ffff880000077a78 [ 0.540423] ffff880000077a68 ffffffff81091f0b ffffffff810c6bb2 0000000000000046 [ 0.540423] ffffffff81a06318 ffff880000077d1c 0000000000000286 ffff880000077ac8 [ 0.540423] Call Trace: [ 0.540423] [] dump_stack+0x4d/0x66 [ 0.540423] [] warn_slowpath_common+0x70/0x89 [ 0.540423] [] ? check_flags+0x77/0x1ba [ 0.540423] [] warn_slowpath_fmt+0x47/0x49 [ 0.540423] [] check_flags+0x77/0x1ba [ 0.540423] [] lock_acquire+0x50/0xc4 [ 0.540423] [] ? final_putname+0x2f/0x32 [ 0.540423] [] _raw_spin_lock+0x32/0x3f [ 0.540423] [] ? __percpu_counter_add+0x45/0x73 [ 0.540423] [] __percpu_counter_add+0x45/0x73 [ 0.540423] [] get_empty_filp+0x99/0x180 [ 0.540423] [] path_openat+0x39/0x5be [ 0.540423] [] ? vfs_fstatat+0x44/0x91 [ 0.540423] [] ? initrd_load+0x3f/0x3f [ 0.540423] [] do_filp_open+0x35/0x7a [ 0.540423] [] ? _raw_spin_unlock+0x22/0x2d [ 0.540423] [] ? __alloc_fd+0x1ac/0x1be [ 0.540423] [] do_sys_open+0x148/0x1d7 [ 0.540423] [] ? initrd_load+0x3f/0x3f [ 0.540423] [] SyS_open+0x19/0x1b [ 0.540423] [] do_name+0xbb/0x25e [ 0.540423] [] write_buffer+0x21/0x30 [ 0.540423] [] flush_buffer+0x69/0x81 [ 0.540423] [] gunzip+0x251/0x2e0 [ 0.540423] [] ? decompress_method+0x5a/0x5a [ 0.540423] [] ? write_buffer+0x30/0x30 [ 0.540423] [] unpack_to_rootfs+0x12d/0x255 [ 0.540423] [] ? initrd_load+0x3f/0x3f [ 0.540423] [] ? do_header+0x12d/0x12d [ 0.540423] [] populate_rootfs+0x56/0x105 [ 0.540423] [] ? do_header+0x12d/0x12d [ 0.540423] [] do_one_initcall+0x8e/0x138 [ 0.540423] [] ? param_array_set+0x56/0xf5 [ 0.540423] [] ? parse_args+0x180/0x248 [ 0.540423] [] kernel_init_freeable+0x11c/0x1a9 [ 0.540423] [] ? do_early_param+0x8a/0x8a [ 0.540423] [] ? rest_init+0x137/0x137 [ 0.540423] [] kernel_init+0x9/0xff [ 0.540423] [] ret_from_fork+0x7c/0xb0 [ 0.540423] [] ? rest_init+0x137/0x137 [ 0.540423] ---[ end trace aa5639c241c4efa5 ]--- [ 0.540423] possible reason: unannotated irqs-off. /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-snb-2:20140111164909:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-athens-9:20140111194552:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-waimea-3:20140111164841:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-roam-47:20140111194556:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-athens-11:20140111164837:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-waimea-9:20140111164752:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-nhm4-1:20140111164853:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-roam-13:20140111194552:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-snb-26:20140111194448:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-athens-10:20140111164731:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-snb-17:20140111194456:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-cairo-44:20140111164857:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-athens-14:20140111194614:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-cairo-10:20140111194556:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-inn-37:20140111194556:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-roam-41:20140111194614:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-yocto-snb-22:20140111194719:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-athens-5:20140111164738:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 /kernel/x86_64-randconfig-s2-01111628/1955a14a5ba6e3c3b11117812d11dc550ccc37ae/dmesg-quantal-cairo-6:20140111164747:x86_64-randconfig-s2-01111628:3.13.0-rc7-next-20140110-08732-g1955a14:1 0:19:19 all_good:bad:all_bad boots