HEAD is now at f1f2924... 0day head guard for 'devel-hourly-2014080120' git checkout 64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91:bisect-linux-8 2014-08-01-21:45:04 64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 Check for kernel in /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 kernel: /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/vmlinuz-3.16.0-rc7 2014-08-01-21:47:04 detecting boot state . 1 3 15 TEST FAILURE [ 3.120807] random: init urandom read with 14 bits of entropy available [ 3.232087] mountall (105) used greatest stack depth: 6244 bytes left BUG: kernel boot hang Elapsed time: 35 qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/vmlinuz-3.16.0-rc7 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=10 softlockup_panic=1 nmi_watchdog=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91:bisect-linux-8/.vmlinuz-64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91-20140802054723-14-vp branch=linux-devel/devel-hourly-2014080120 BOOT_IMAGE=/kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/vmlinuz-3.16.0-rc7 drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -drive file=/fs/LABEL=KVM/disk0-quantal-vp-3,media=disk,if=virtio -drive file=/fs/LABEL=KVM/disk1-quantal-vp-3,media=disk,if=virtio -drive file=/fs/LABEL=KVM/disk2-quantal-vp-3,media=disk,if=virtio -drive file=/fs/LABEL=KVM/disk3-quantal-vp-3,media=disk,if=virtio -drive file=/fs/LABEL=KVM/disk4-quantal-vp-3,media=disk,if=virtio -drive file=/fs/LABEL=KVM/disk5-quantal-vp-3,media=disk,if=virtio -pidfile /dev/shm/kboot/pid-quantal-vp-3 -serial file:/dev/shm/kboot/serial-quantal-vp-3 -daemonize -display none -monitor null /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-17:20140801214638:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-20:20140801214638:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-21:20140801214638:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-22:20140801214635:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-28:20140801214633:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-29:20140801214635:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-31:20140801214636:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-16:20140801214919:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-19:20140801214921:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-1:20140801214919:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-21:20140801214925:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-25:20140801214919:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-34:20140801214925:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-4:20140801214924:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-50:20140801214924:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-53:20140801214919:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-5:20140801214919:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-3:20140801214641:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-30:20140801214929:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-vp-46:20140801214929:i386-randconfig-c1-08012124:3.16.0-rc7:1 /kernel/i386-randconfig-c1-08012124/64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91/dmesg-yocto-kbuild-30:20140801214641:i386-randconfig-c1-08012124:3.16.0-rc7:1 12:21:24 all_good:bad:all_bad boots bisect: bad commit 64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 git checkout v3.15 ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:1860e379875dfe7271c649058aeddffe5afd9d0d:bisect-linux-8 2014-08-01-21:51:31 1860e379875dfe7271c649058aeddffe5afd9d0d compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-1860e379875dfe7271c649058aeddffe5afd9d0d Check for kernel in /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-1860e379875dfe7271c649058aeddffe5afd9d0d waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/i386-randconfig-c1-08012124-1860e379875dfe7271c649058aeddffe5afd9d0d kernel: /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/vmlinuz-3.15.0 2014-08-01-21:56:31 detecting boot state . 13 TEST FAILURE [ 2.855221] [ INFO: inconsistent lock state ] [ 2.856127] 3.15.0 #2 Not tainted [ 2.856713] --------------------------------- [ 2.856713] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 2.856713] swapper/0 [HC0[0]:SC1[1]:HE0:SE0] takes: [ 2.856713] (floppy_lock){+.?...}, at: [] cfq_idle_slice_timer+0x1a/0x77 [ 2.856713] {SOFTIRQ-ON-W} state was registered at: [ 2.856713] [] mark_held_locks+0x4a/0x60 [ 2.856713] [] trace_hardirqs_on_caller+0x14b/0x165 [ 2.856713] [] trace_hardirqs_on+0xb/0xd [ 2.856713] [] blkg_rwstat_read+0x22/0x2e [ 2.856713] [] __cfq_set_active_queue+0x65/0x165 [ 2.856713] [] cfq_dispatch_requests+0x521/0x78a [ 2.856713] [] blk_peek_request+0x59/0x211 [ 2.856713] [] blk_fetch_request+0xe/0x1e [ 2.856713] [] redo_fd_request+0x7a/0xc66 [ 2.856713] [] floppy_work_workfn+0xe/0x10 [ 2.856713] [] process_one_work+0x1d4/0x398 [ 2.856713] [] worker_thread+0x12b/0x1c8 [ 2.856713] [] kthread+0x8b/0x90 [ 2.856713] [] ret_from_kernel_thread+0x20/0x30 [ 2.856713] irq event stamp: 28091 [ 2.856713] hardirqs last enabled at (28090): [] _raw_spin_unlock_irq+0x27/0x35 [ 2.856713] hardirqs last disabled at (28091): [] _raw_spin_lock_irqsave+0x18/0x43 [ 2.856713] softirqs last enabled at (28082): [] _local_bh_enable+0x3d/0x3f [ 2.856713] softirqs last disabled at (28083): [] do_softirq_own_stack+0x21/0x27 [ 2.856713] [ 2.856713] other info that might help us debug this: [ 2.856713] Possible unsafe locking scenario: [ 2.856713] [ 2.856713] CPU0 [ 2.856713] ---- [ 2.856713] lock(floppy_lock); [ 2.856713] [ 2.856713] lock(floppy_lock); [ 2.856713] [ 2.856713] *** DEADLOCK *** [ 2.856713] [ 2.856713] 1 lock held by swapper/0: [ 2.856713] #0: ((&cfqd->idle_slice_timer)){+.-...}, at: [] call_timer_fn+0x0/0x1b3 [ 2.856713] [ 2.856713] stack backtrace: [ 2.856713] CPU: 0 PID: 0 Comm: swapper Not tainted 3.15.0 #2 [ 2.856713] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.856713] 00000000 c431d534 d340be48 c4061264 d340be74 c405ecd6 c423d829 c423d728 [ 2.856713] c423d6f0 c423d70f c423d719 c423e55b 00000004 c431d948 00000002 d340be9c [ 2.856713] c3c55b71 00000004 00000000 c3c55630 c431d534 00000006 00000000 c431d948 [ 2.856713] Call Trace: [ 2.856713] [] dump_stack+0x16/0x18 [ 2.856713] [] print_usage_bug+0x180/0x18d [ 2.856713] [] mark_lock+0xf5/0x1d3 [ 2.856713] [] ? check_usage_backwards+0x89/0x89 [ 2.856713] [] __lock_acquire+0x260/0xbe9 [ 2.856713] [] ? print_shortest_lock_dependencies+0x133/0x133 [ 2.856713] [] lock_acquire+0x8d/0xfc [ 2.856713] [] ? cfq_idle_slice_timer+0x1a/0x77 [ 2.856713] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.856713] [] _raw_spin_lock_irqsave+0x33/0x43 [ 2.856713] [] ? cfq_idle_slice_timer+0x1a/0x77 [ 2.856713] [] cfq_idle_slice_timer+0x1a/0x77 [ 2.856713] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.856713] [] call_timer_fn+0x97/0x1b3 [ 2.856713] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.856713] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.856713] [] run_timer_softirq+0x19a/0x1bc [ 2.856713] [] __do_softirq+0x10f/0x2b8 [ 2.856713] [] ? __local_bh_disable_ip+0x6b/0x6b [ 2.856713] [] do_softirq_own_stack+0x21/0x27 [ 2.856713] [] irq_exit+0x3f/0x58 [ 2.856713] [] do_IRQ+0x7b/0x8e [ 2.856713] [] common_interrupt+0x31/0x38 [ 2.856713] [] ? native_safe_halt+0x5/0x7 [ 2.856713] [] default_idle+0x1b/0x3d [ 2.856713] [] arch_cpu_idle+0xe/0x10 [ 2.856713] [] cpu_startup_entry+0x1bb/0x1bd [ 2.856713] [] rest_init+0x10e/0x113 [ 2.856713] [] start_kernel+0x35e/0x363 [ 2.856713] [] i386_start_kernel+0x79/0x7d [ 2.935233] end_request: I/O error, dev fd0, sector 0 [ 2.936245] floppy: error -5 while reading block 0 [ 2.956791] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-kbuild-24:20140801215500:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-kbuild-27:20140801215458:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-kbuild-2:20140801215458:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-28:20140801215746:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-29:20140801215746:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-36:20140801215746:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-37:20140801215746:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-41:20140801215746:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-58:20140801215746:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-kbuild-28:20140801215501:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-14:20140801215750:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-38:20140801215750:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-kbuild-20:20140801215506:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-kbuild-30:20140801215504:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-54:20140801215751:i386-randconfig-c1-08012124:3.15.0:2 /kernel/i386-randconfig-c1-08012124/1860e379875dfe7271c649058aeddffe5afd9d0d/dmesg-yocto-vp-5:20140801215751:i386-randconfig-c1-08012124:3.15.0:2 13:16:16 all_good:bad:all_bad boots bisect: bad commit v3.15 git checkout v3.14 ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:455c6fdbd219161bd09b1165f11699d6d73de11c:bisect-linux-8 2014-08-01-21:58:34 455c6fdbd219161bd09b1165f11699d6d73de11c compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-455c6fdbd219161bd09b1165f11699d6d73de11c Check for kernel in /kernel/i386-randconfig-c1-08012124/455c6fdbd219161bd09b1165f11699d6d73de11c waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-455c6fdbd219161bd09b1165f11699d6d73de11c kernel: /kernel/i386-randconfig-c1-08012124/455c6fdbd219161bd09b1165f11699d6d73de11c/vmlinuz-3.14.0 2014-08-01-22:00:41 detecting boot state . 9 17 TEST FAILURE [ 2.183634] NX-protecting the kernel data: 5756k [ 2.218998] udev[122]: starting version 164 [ 2.460469] ------------[ cut here ]------------ [ 2.461549] WARNING: CPU: 0 PID: 85 at /kbuild/src/consumer/kernel/softirq.c:145 __local_bh_enable_ip+0x3c/0xa1() [ 2.463412] Modules linked in: [ 2.463412] CPU: 0 PID: 85 Comm: kworker/u2:2 Not tainted 3.14.0 #3 [ 2.463412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.463412] Workqueue: floppy redo_fd_request [ 2.463412] cb45b89d 00000000 c0027cd0 cb859d71 c0027ce8 cb42e986 cb43221e cb630044 [ 2.463412] 00000200 c0027d58 c0027cf8 cb42ea10 00000009 00000000 c0027d08 cb43221e [ 2.463412] c0027d38 c0090234 c0027d10 cb630056 c0027d24 cb630075 c072a000 c0090000 [ 2.463412] Call Trace: [ 2.463412] [] ? console_unlock+0x355/0x382 [ 2.463412] [] dump_stack+0x16/0x18 [ 2.463412] [] warn_slowpath_common+0x5f/0x76 [ 2.463412] [] ? __local_bh_enable_ip+0x3c/0xa1 [ 2.463412] [] ? local_bh_disable+0x14/0x14 [ 2.463412] [] warn_slowpath_null+0x14/0x18 [ 2.463412] [] __local_bh_enable_ip+0x3c/0xa1 [ 2.463412] [] local_bh_enable+0x12/0x14 [ 2.463412] [] blkg_rwstat_read+0x1d/0x24 [ 2.463412] [] __cfq_set_active_queue+0x65/0x165 [ 2.463412] [] ? __lock_acquire+0x523/0xbdf [ 2.463412] [] ? __lock_is_held+0x2d/0x43 [ 2.463412] [] ? mark_lock+0x1e/0x1d3 [ 2.463412] [] ? mark_lock+0x1e/0x1d3 [ 2.463412] [] ? pvclock_clocksource_read+0xb1/0xda [ 2.463412] [] cfq_dispatch_requests+0x521/0x78a [ 2.463412] [] ? __lock_acquire+0x523/0xbdf [ 2.463412] [] ? register_lock_class+0x16/0x240 [ 2.463412] [] ? mark_lock+0x1e/0x1d3 [ 2.463412] [] ? lock_acquire+0xa3/0xfc [ 2.463412] [] ? redo_fd_request+0x3f/0xc66 [ 2.463412] [] blk_peek_request+0x59/0x211 [ 2.463412] [] blk_fetch_request+0xe/0x1e [ 2.463412] [] redo_fd_request+0x7a/0xc66 [ 2.463412] [] ? lock_acquire+0xa3/0xfc [ 2.463412] [] ? process_one_work+0x13c/0x398 [ 2.463412] [] process_one_work+0x1d4/0x398 [ 2.463412] [] worker_thread+0x12b/0x1c8 [ 2.463412] [] ? rescuer_thread+0x1ff/0x1ff [ 2.463412] [] kthread+0x8b/0x90 [ 2.463412] [] ret_from_kernel_thread+0x1b/0x28 [ 2.463412] [] ? insert_kthread_work+0x5a/0x5a [ 2.463412] ---[ end trace e07b4b57bfe5fbfc ]--- [ 2.586863] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/455c6fdbd219161bd09b1165f11699d6d73de11c/dmesg-yocto-kbuild-25:20140801215938:i386-randconfig-c1-08012124:3.14.0:3 /kernel/i386-randconfig-c1-08012124/455c6fdbd219161bd09b1165f11699d6d73de11c/dmesg-yocto-kbuild-4:20140801215937:i386-randconfig-c1-08012124:3.14.0:3 /kernel/i386-randconfig-c1-08012124/455c6fdbd219161bd09b1165f11699d6d73de11c/dmesg-yocto-kbuild-10:20140801215950:i386-randconfig-c1-08012124:3.14.0:3 /kernel/i386-randconfig-c1-08012124/455c6fdbd219161bd09b1165f11699d6d73de11c/dmesg-yocto-kbuild-2:20140801215952:i386-randconfig-c1-08012124:3.14.0:3 17:4:4 all_good:bad:all_bad boots 2014-08-01 22:02:24 REPEAT COUNT: 62 # /c/boot-bisect/linux-8/obj-bisect/.repeat bisect: bad commit v3.14 git checkout v3.13 ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:d8ec26d7f8287f5788a494f56e8814210f0e64be:bisect-linux-8 2014-08-01-22:08:09 d8ec26d7f8287f5788a494f56e8814210f0e64be compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-d8ec26d7f8287f5788a494f56e8814210f0e64be Check for kernel in /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-d8ec26d7f8287f5788a494f56e8814210f0e64be kernel: /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/vmlinuz-3.13.0 2014-08-01-22:10:13 detecting boot state 11 27 TEST FAILURE [ 3.511560] random: init urandom read with 16 bits of entropy available [ 3.647134] mountall (121) used greatest stack depth: 6296 bytes left BUG: kernel boot hang Elapsed time: 35 qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/vmlinuz-3.13.0 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=10 softlockup_panic=1 nmi_watchdog=panic prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:d8ec26d7f8287f5788a494f56e8814210f0e64be:bisect-linux-8/.vmlinuz-d8ec26d7f8287f5788a494f56e8814210f0e64be-20140801221355-27-kbuild branch=linux-devel/devel-hourly-2014080120 BOOT_IMAGE=/kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/vmlinuz-3.13.0 drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-quantal-kbuild-13 -serial file:/dev/shm/kboot/serial-quantal-kbuild-13 -daemonize -display none -monitor null /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-21:20140801220852:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-29:20140801220852:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-31:20140801220854:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-5:20140801220852:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-23:20140801221136:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-17:20140801220856:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-27:20140801220855:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-7:20140801220856:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-15:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-19:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-20:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-22:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-25:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-4:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-6:20140801220859:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-8:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-kbuild-9:20140801220858:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-13:20140801221146:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-18:20140801221153:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-26:20140801221147:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-32:20140801221141:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-42:20140801221144:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-54:20140801221142:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-64:20140801221148:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-30:20140801221153:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-1:20140801221204:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-29:20140801221204:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-47:20140801221204:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-57:20140801221204:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-59:20140801221204:i386-randconfig-c1-08012124:3.13.0:1 /kernel/i386-randconfig-c1-08012124/d8ec26d7f8287f5788a494f56e8814210f0e64be/dmesg-yocto-vp-8:20140801221204:i386-randconfig-c1-08012124:3.13.0:1 18:31:43 all_good:bad:all_bad boots bisect: bad commit v3.13 git checkout v3.12 ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52:bisect-linux-8 2014-08-01-22:25:06 5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52 Check for kernel in /kernel/i386-randconfig-c1-08012124/5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52 kernel: /kernel/i386-randconfig-c1-08012124/5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52/vmlinuz-3.12.0 2014-08-01-22:27:06 detecting boot state . 16 46 62 SUCCESS bisect: good commit v3.12 git bisect start v3.13 v3.12 -- /c/kernel-tests/linear-bisect: ["-b", "v3.13", "-g", "v3.12", "/c/kernel-tests/bisect-test-boot-failure.sh", "/c/boot-bisect/linux-8/obj-bisect"] Bisecting: 13288 revisions left to test after this (roughly 14 steps) [3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0] Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6 running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0:bisect-linux-8 2014-08-01-22:38:42 3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0 Check for kernel in /kernel/i386-randconfig-c1-08012124/3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0 waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/i386-randconfig-c1-08012124-3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0 kernel: /kernel/i386-randconfig-c1-08012124/3bad8bb5cd3048a67df43ac6b1e2f191f19d9ff0/vmlinuz-3.13.0-rc1-00216-g3bad8bb 2014-08-01-22:44:42 detecting boot state . 62 SUCCESS Bisecting: 1697 revisions left to test after this (roughly 11 steps) [dd0508093b79141e0044ca02f0acb6319f69f546] Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:dd0508093b79141e0044ca02f0acb6319f69f546:bisect-linux-8 2014-08-01-22:47:41 dd0508093b79141e0044ca02f0acb6319f69f546 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-dd0508093b79141e0044ca02f0acb6319f69f546 Check for kernel in /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-dd0508093b79141e0044ca02f0acb6319f69f546 waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/i386-randconfig-c1-08012124-dd0508093b79141e0044ca02f0acb6319f69f546 kernel: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/vmlinuz-3.13.0-rc4-00028-gdd05080 2014-08-01-22:58:18 detecting boot state . TEST FAILURE [ 1.690305] tsc: Refined TSC clocksource calibration: 2693.511 MHz [ 1.691161] udev[104]: starting version 164 [ 1.814804] ------------[ cut here ]------------ [ 1.816705] WARNING: CPU: 0 PID: 67 at /kbuild/src/consumer/kernel/softirq.c:156 _local_bh_enable_ip+0x34/0x97() [ 1.816705] Modules linked in: [ 1.816705] CPU: 0 PID: 67 Comm: kworker/u2:2 Not tainted 3.13.0-rc4-00028-gdd05080 #2 [ 1.816705] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 1.816705] Workqueue: floppy redo_fd_request [ 1.816705] c0258baa 00000000 d278dce8 c0648b6c d278dd00 c022d603 c0230df3 c0429e52 [ 1.816705] d2730234 d278dd6c d278dd10 c022d68d 00000009 00000000 d278dd1c c0230df3 [ 1.816705] d278dd4c d278dd24 c0230e66 d278dd38 c0429e52 d20debd0 d2730000 d273ce00 [ 1.816705] Call Trace: [ 1.816705] [] ? console_unlock+0x355/0x382 [ 1.816705] [] dump_stack+0x16/0x18 [ 1.816705] [] warn_slowpath_common+0x5f/0x76 [ 1.816705] [] ? _local_bh_enable_ip+0x34/0x97 [ 1.816705] [] ? blkg_rwstat_read+0x1d/0x24 [ 1.816705] [] warn_slowpath_null+0x14/0x18 [ 1.816705] [] _local_bh_enable_ip+0x34/0x97 [ 1.816705] [] local_bh_enable+0x10/0x12 [ 1.816705] [] blkg_rwstat_read+0x1d/0x24 [ 1.816705] [] __cfq_set_active_queue+0x65/0x165 [ 1.816705] [] ? mark_lock+0x1e/0x1d3 [ 1.816705] [] ? mark_lock+0x1e/0x1d3 [ 1.816705] [] ? __lock_is_held+0x2d/0x43 [ 1.816705] [] ? kvm_clock_read+0x14/0x1d [ 1.816705] [] ? paravirt_sched_clock+0x9/0xd [ 1.816705] [] cfq_dispatch_requests+0x521/0x78a [ 1.816705] [] ? __lock_acquire+0x523/0xbdf [ 1.816705] [] ? __lock_acquire+0x523/0xbdf [ 1.816705] [] ? mark_lock+0x1e/0x1d3 [ 1.816705] [] ? lock_acquire+0xa3/0xfc [ 1.816705] [] ? redo_fd_request+0x3f/0xc0c [ 1.816705] [] blk_peek_request+0x59/0x211 [ 1.816705] [] blk_fetch_request+0xe/0x1e [ 1.816705] [] redo_fd_request+0x7a/0xc0c [ 1.816705] [] ? process_one_work+0x13c/0x398 [ 1.816705] [] process_one_work+0x1d4/0x398 [ 1.816705] [] worker_thread+0x12b/0x1c8 [ 1.816705] [] ? rescuer_thread+0x1ff/0x1ff [ 1.816705] [] kthread+0x8b/0x90 [ 1.816705] [] ret_from_kernel_thread+0x1b/0x28 [ 1.816705] [] ? insert_kthread_work+0x5a/0x5a [ 1.816705] ---[ end trace bf05e40b549f9443 ]--- [ 1.910171] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-106:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-25:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-26:20140801225810:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-71:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-21:20140801225841:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-114:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-118:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-13:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-16:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-18:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-19:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-47:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-62:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-78:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-85:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-86:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-91:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-93:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-63:20140801225812:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-19:20140801225600:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-10:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-17:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-31:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-39:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-43:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-46:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-57:20140801225846:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-33:20140801225813:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-36:20140801225813:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-115:20140801225817:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-41:20140801225817:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-ivb43-60:20140801225817:i386-randconfig-c1-08012124:: /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-10:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-11:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-12:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-13:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-14:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-15:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-17:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-18:20140801225602:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-1:20140801225602:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-20:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-21:20140801225604:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-22:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-23:20140801225602:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-24:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-25:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-27:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-28:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-29:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-2:20140801225602:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-30:20140801225604:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-31:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-3:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-4:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-5:20140801225604:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-6:20140801225604:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-7:20140801225603:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-8:20140801225602:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-kbuild-9:20140801225605:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-14:20140801225851:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 /kernel/i386-randconfig-c1-08012124/dd0508093b79141e0044ca02f0acb6319f69f546/dmesg-yocto-vp-51:20140801225851:i386-randconfig-c1-08012124:3.13.0-rc4-00028-gdd05080:2 0:62:62 all_good:bad:all_bad boots Bisecting: 964 revisions left to test after this (roughly 10 steps) [3f02ff5c2c69753666787ed125708d283a823ffb] Merge tag 'tty-3.13-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:3f02ff5c2c69753666787ed125708d283a823ffb:bisect-linux-8 2014-08-01-23:00:37 3f02ff5c2c69753666787ed125708d283a823ffb compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-3f02ff5c2c69753666787ed125708d283a823ffb Check for kernel in /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-3f02ff5c2c69753666787ed125708d283a823ffb waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/i386-randconfig-c1-08012124-3f02ff5c2c69753666787ed125708d283a823ffb kernel: /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/vmlinuz-3.13.0-rc3-00070-g3f02ff5c 2014-08-01-23:10:57 detecting boot state 5 TEST FAILURE [ 1.817587] NX-protecting the kernel data: 5824k [ 1.850522] udev[104]: starting version 164 [ 1.996576] ------------[ cut here ]------------ [ 1.996705] WARNING: CPU: 0 PID: 67 at /kbuild/src/consumer/kernel/softirq.c:156 _local_bh_enable_ip+0x34/0x97() [ 1.996705] Modules linked in: [ 1.996705] CPU: 0 PID: 67 Comm: kworker/u2:2 Not tainted 3.13.0-rc3-00070-g3f02ff5c #3 [ 1.996705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1.996705] Workqueue: floppy redo_fd_request [ 1.996705] c0258b56 00000000 d2787ce8 c0648965 d2787d00 c022d603 c0230df3 c0429db2 [ 1.996705] d2750634 d2787d6c d2787d10 c022d68d 00000009 00000000 d2787d1c c0230df3 [ 1.996705] d2787d4c d2787d24 c0230e66 d2787d38 c0429db2 d2268360 d2750400 d273ee00 [ 1.996705] Call Trace: [ 1.996705] [] ? console_unlock+0x355/0x382 [ 1.996705] [] dump_stack+0x16/0x18 [ 1.996705] [] warn_slowpath_common+0x5f/0x76 [ 1.996705] [] ? _local_bh_enable_ip+0x34/0x97 [ 1.996705] [] ? blkg_rwstat_read+0x1d/0x24 [ 1.996705] [] warn_slowpath_null+0x14/0x18 [ 1.996705] [] _local_bh_enable_ip+0x34/0x97 [ 1.996705] [] local_bh_enable+0x10/0x12 [ 1.996705] [] blkg_rwstat_read+0x1d/0x24 [ 1.996705] [] __cfq_set_active_queue+0x65/0x165 [ 1.996705] [] ? mark_lock+0x1e/0x1d3 [ 1.996705] [] ? mark_lock+0x1e/0x1d3 [ 1.996705] [] ? __lock_is_held+0x2d/0x43 [ 1.996705] [] ? pvclock_clocksource_read+0xb1/0xda [ 1.996705] [] ? kvm_clock_read+0x14/0x1d [ 1.996705] [] ? paravirt_sched_clock+0x9/0xd [ 1.996705] [] cfq_dispatch_requests+0x521/0x78a [ 1.996705] [] ? __lock_acquire+0x523/0xbdf [ 1.996705] [] ? __lock_acquire+0x523/0xbdf [ 1.996705] [] ? mark_lock+0x1e/0x1d3 [ 1.996705] [] ? lock_acquire+0xa3/0xfc [ 1.996705] [] ? redo_fd_request+0x3f/0xc0c [ 1.996705] [] blk_peek_request+0x59/0x211 [ 1.996705] [] blk_fetch_request+0xe/0x1e [ 1.996705] [] redo_fd_request+0x7a/0xc0c [ 1.996705] [] ? process_one_work+0x13c/0x398 [ 1.996705] [] process_one_work+0x1d4/0x398 [ 1.996705] [] worker_thread+0x12b/0x1c8 [ 1.996705] [] ? rescuer_thread+0x1ff/0x1ff [ 1.996705] [] kthread+0x8b/0x90 [ 1.996705] [] ret_from_kernel_thread+0x1b/0x28 [ 1.996705] [] ? insert_kthread_work+0x5a/0x5a [ 1.996705] ---[ end trace 06f4080809bbf29d ]--- [ 2.090126] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-30:20140801231125:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-45:20140801231126:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-10:20140801231131:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-11:20140801231128:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-15:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-18:20140801231128:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-19:20140801231135:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-25:20140801231133:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-28:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-2:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-33:20140801231128:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-34:20140801231133:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-36:20140801231133:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-42:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-44:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-46:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-55:20140801231130:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-57:20140801231128:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-58:20140801231128:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-62:20140801231131:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-6:20140801231128:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-7:20140801231131:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-9:20140801231133:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-31:20140801231146:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-39:20140801231145:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-59:20140801231145:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-14:20140801231210:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 /kernel/i386-randconfig-c1-08012124/3f02ff5c2c69753666787ed125708d283a823ffb/dmesg-yocto-vp-26:20140801231210:i386-randconfig-c1-08012124:3.13.0-rc3-00070-g3f02ff5c:3 14:28:26 all_good:bad:all_bad boots Bisecting: 471 revisions left to test after this (roughly 9 steps) [1ab231b274ba51a54acebec23c6aded0f3cdf54e] Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:1ab231b274ba51a54acebec23c6aded0f3cdf54e:bisect-linux-8 2014-08-01-23:13:13 1ab231b274ba51a54acebec23c6aded0f3cdf54e compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-1ab231b274ba51a54acebec23c6aded0f3cdf54e Check for kernel in /kernel/i386-randconfig-c1-08012124/1ab231b274ba51a54acebec23c6aded0f3cdf54e waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-1ab231b274ba51a54acebec23c6aded0f3cdf54e waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-1ab231b274ba51a54acebec23c6aded0f3cdf54e kernel: /kernel/i386-randconfig-c1-08012124/1ab231b274ba51a54acebec23c6aded0f3cdf54e/vmlinuz-3.13.0-rc2-00135-g1ab231b 2014-08-01-23:16:13 detecting boot state . 18 32 52 62 SUCCESS Bisecting: 262 revisions left to test after this (roughly 9 steps) [5ee540613db504a10e15fafaf4c08cac96aa1823] Merge branch 'for-linus' of git://git.kernel.dk/linux-block running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:5ee540613db504a10e15fafaf4c08cac96aa1823:bisect-linux-8 2014-08-01-23:19:42 5ee540613db504a10e15fafaf4c08cac96aa1823 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-5ee540613db504a10e15fafaf4c08cac96aa1823 Check for kernel in /kernel/i386-randconfig-c1-08012124/5ee540613db504a10e15fafaf4c08cac96aa1823 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-5ee540613db504a10e15fafaf4c08cac96aa1823 waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/i386-randconfig-c1-08012124-5ee540613db504a10e15fafaf4c08cac96aa1823 kernel: /kernel/i386-randconfig-c1-08012124/5ee540613db504a10e15fafaf4c08cac96aa1823/vmlinuz-3.13.0-rc2-00249-g5ee5406 2014-08-01-23:31:56 detecting boot state 7 TEST FAILURE [ 3.286607] random: init urandom read with 15 bits of entropy available [ 3.407199] mountall (121) used greatest stack depth: 6296 bytes left BUG: kernel boot hang Elapsed time: 35 qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/i386-randconfig-c1-08012124/5ee540613db504a10e15fafaf4c08cac96aa1823/vmlinuz-3.13.0-rc2-00249-g5ee5406 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=10 softlockup_panic=1 nmi_watchdog=panic prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:5ee540613db504a10e15fafaf4c08cac96aa1823:bisect-linux-8/.vmlinuz-5ee540613db504a10e15fafaf4c08cac96aa1823-20140801233055-2-kbuild branch=linux-devel/devel-hourly-2014080120 BOOT_IMAGE=/kernel/i386-randconfig-c1-08012124/5ee540613db504a10e15fafaf4c08cac96aa1823/vmlinuz-3.13.0-rc2-00249-g5ee5406 drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-quantal-kbuild-15 -serial file:/dev/shm/kboot/serial-quantal-kbuild-15 -daemonize -display none -monitor null /kernel/i386-randconfig-c1-08012124/5ee540613db504a10e15fafaf4c08cac96aa1823/dmesg-yocto-kbuild-7:20140801233007:i386-randconfig-c1-08012124:3.13.0-rc2-00249-g5ee5406:4 3:1:5 all_good:bad:all_bad boots 2014-08-01 23:32:30 REPEAT COUNT: 90 # /c/boot-bisect/linux-8/obj-bisect/.repeat Bisecting: 148 revisions left to test after this (roughly 8 steps) [53c6de50262a8edd6932bb59a32db7b9d92f8d67] Merge branch 'x86/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:53c6de50262a8edd6932bb59a32db7b9d92f8d67:bisect-linux-8 2014-08-01-23:32:31 53c6de50262a8edd6932bb59a32db7b9d92f8d67 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-53c6de50262a8edd6932bb59a32db7b9d92f8d67 Check for kernel in /kernel/i386-randconfig-c1-08012124/53c6de50262a8edd6932bb59a32db7b9d92f8d67 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-53c6de50262a8edd6932bb59a32db7b9d92f8d67 waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/i386-randconfig-c1-08012124-53c6de50262a8edd6932bb59a32db7b9d92f8d67 kernel: /kernel/i386-randconfig-c1-08012124/53c6de50262a8edd6932bb59a32db7b9d92f8d67/vmlinuz-3.13.0-rc2-00209-g53c6de5 2014-08-01-23:35:36 detecting boot state . 4.. 37 50 70 90 SUCCESS Bisecting: 68 revisions left to test after this (roughly 7 steps) [59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f] Merge tag 'fbdev-fixes-3.13' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f:bisect-linux-8 2014-08-01-23:39:53 59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f Check for kernel in /kernel/i386-randconfig-c1-08012124/59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f kernel: /kernel/i386-randconfig-c1-08012124/59fb2f0e9e30ad99a8bab0ff1efaf8f4a3b7105f/vmlinuz-3.13.0-rc2-00263-g59fb2f0 2014-08-02-00:08:53 detecting boot state . 5 18 42. 70 90 SUCCESS Bisecting: 20 revisions left to test after this (roughly 5 steps) [ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5:bisect-linux-8 2014-08-02-00:12:23 ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5 Check for kernel in /kernel/i386-randconfig-c1-08012124/ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5 waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5 kernel: /kernel/i386-randconfig-c1-08012124/ef1e4e32d595d3e6c9a6d3d2956f087d5886c5e5/vmlinuz-3.13.0-rc2-00265-gef1e4e3 2014-08-02-00:56:23 detecting boot state .. 34 51 71 82 90 SUCCESS Bisecting: 18 revisions left to test after this (roughly 5 steps) [29be6345bbaec8502a70c4e2204d5818b48c4e8f] Merge tag 'nfs-for-3.13-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:29be6345bbaec8502a70c4e2204d5818b48c4e8f:bisect-linux-8 2014-08-02-01:00:04 29be6345bbaec8502a70c4e2204d5818b48c4e8f compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-29be6345bbaec8502a70c4e2204d5818b48c4e8f Check for kernel in /kernel/i386-randconfig-c1-08012124/29be6345bbaec8502a70c4e2204d5818b48c4e8f waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-29be6345bbaec8502a70c4e2204d5818b48c4e8f waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-29be6345bbaec8502a70c4e2204d5818b48c4e8f kernel: /kernel/i386-randconfig-c1-08012124/29be6345bbaec8502a70c4e2204d5818b48c4e8f/vmlinuz-3.13.0-rc2-00275-g29be634 2014-08-02-01:06:04 detecting boot state . 23 36 52 90 SUCCESS linear-bisect: bad branch may be branch 'for-linus' of git://git.kernel.dk/linux-block linear-bisect: handle over to git bisect linear-bisect: git bisect start 5ee540613db504a10e15fafaf4c08cac96aa1823 29be6345bbaec8502a70c4e2204d5818b48c4e8f -- Previous HEAD position was 29be634... Merge tag 'nfs-for-3.13-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs HEAD is now at b4d3318... Merge remote-tracking branch 'crypto/master' Bisecting: 2 revisions left to test after this (roughly 2 steps) [e345d767f6530ec9cb0aabab7ea248072a9c6975] Merge branch 'stable/for-jens-3.13-take-two' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip into for-linus linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:e345d767f6530ec9cb0aabab7ea248072a9c6975:bisect-linux-8 2014-08-02-01:13:03 e345d767f6530ec9cb0aabab7ea248072a9c6975 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-e345d767f6530ec9cb0aabab7ea248072a9c6975 Check for kernel in /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-e345d767f6530ec9cb0aabab7ea248072a9c6975 waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/i386-randconfig-c1-08012124-e345d767f6530ec9cb0aabab7ea248072a9c6975 kernel: /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/vmlinuz-3.12.0-02799-ge345d76 2014-08-02-01:37:03 detecting boot state . 31 TEST FAILURE [ 2.400212] NX-protecting the kernel data: 5832k [ 2.455041] udev[122]: starting version 164 [ 2.756799] ------------[ cut here ]------------ [ 2.758001] WARNING: CPU: 0 PID: 85 at /kbuild/src/consumer/kernel/softirq.c:156 _local_bh_enable_ip+0x34/0x97() [ 2.760058] Modules linked in: [ 2.760058] CPU: 0 PID: 85 Comm: kworker/u2:2 Not tainted 3.12.0-02799-ge345d76 #6 [ 2.760058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.760058] Workqueue: floppy redo_fd_request [ 2.760058] c0258bca 00000000 d277bce8 c0646cc6 d277bd00 c022d793 c0230f4d c04296cc [ 2.760058] d2746634 d277bd6c d277bd10 c022d81d 00000009 00000000 d277bd1c c0230f4d [ 2.760058] d277bd4c d277bd24 c0230fc0 d277bd38 c04296cc d20e5d80 d2746400 d2743c00 [ 2.760058] Call Trace: [ 2.760058] [] ? console_unlock+0x355/0x382 [ 2.760058] [] dump_stack+0x16/0x18 [ 2.760058] [] warn_slowpath_common+0x5f/0x76 [ 2.760058] [] ? _local_bh_enable_ip+0x34/0x97 [ 2.760058] [] ? blkg_rwstat_read+0x1d/0x24 [ 2.760058] [] warn_slowpath_null+0x14/0x18 [ 2.760058] [] _local_bh_enable_ip+0x34/0x97 [ 2.760058] [] local_bh_enable+0x10/0x12 [ 2.760058] [] blkg_rwstat_read+0x1d/0x24 [ 2.760058] [] __cfq_set_active_queue+0x65/0x165 [ 2.760058] [] ? mark_lock+0x1e/0x1d3 [ 2.760058] [] ? mark_lock+0x1e/0x1d3 [ 2.760058] [] ? __lock_is_held+0x2d/0x43 [ 2.760058] [] ? pvclock_clocksource_read+0xb1/0xda [ 2.760058] [] ? lock_is_held+0x42/0x50 [ 2.760058] [] cfq_dispatch_requests+0x521/0x78a [ 2.760058] [] ? __lock_acquire+0x523/0xbdf [ 2.760058] [] ? trace_hardirqs_off+0xb/0xd [ 2.760058] [] ? __lock_acquire+0x523/0xbdf [ 2.760058] [] ? mark_lock+0x1e/0x1d3 [ 2.760058] [] ? lock_acquire+0xa3/0xfc [ 2.760058] [] ? redo_fd_request+0x3f/0xc0c [ 2.760058] [] blk_peek_request+0x59/0x211 [ 2.760058] [] blk_fetch_request+0xe/0x1e [ 2.760058] [] redo_fd_request+0x7a/0xc0c [ 2.760058] [] ? process_one_work+0x13c/0x398 [ 2.760058] [] process_one_work+0x1d4/0x398 [ 2.760058] [] worker_thread+0x12b/0x1c8 [ 2.760058] [] ? rescuer_thread+0x1ff/0x1ff [ 2.760058] [] kthread+0x8b/0x90 [ 2.760058] [] ret_from_kernel_thread+0x1b/0x28 [ 2.760058] [] ? insert_kthread_work+0x5a/0x5a [ 2.760058] ---[ end trace 00052b3eca0e58a7 ]--- [ 2.883567] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-10:20140802013516:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-11:20140802013517:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-12:20140802013515:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-13:20140802013515:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-15:20140802013517:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-16:20140802013516:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-18:20140802013517:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-19:20140802013518:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-20:20140802013517:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-22:20140802013518:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-24:20140802013519:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-25:20140802013518:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-26:20140802013520:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-29:20140802013520:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-2:20140802013515:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-31:20140802013516:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-3:20140802013515:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-6:20140802013516:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-7:20140802013515:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-9:20140802013517:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-23:20140802013521:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-27:20140802013520:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-32:20140802013523:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-kbuild-4:20140802013520:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-17:20140802013814:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-27:20140802013814:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-40:20140802013814:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-13:20140802013819:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-18:20140802013819:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-29:20140802013819:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-47:20140802013819:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 /kernel/i386-randconfig-c1-08012124/e345d767f6530ec9cb0aabab7ea248072a9c6975/dmesg-yocto-vp-63:20140802013819:i386-randconfig-c1-08012124:3.12.0-02799-ge345d76:6 31:32:32 all_good:bad:all_bad boots Bisecting: 2 revisions left to test after this (roughly 1 step) [c170bbb45febc03ac4d34ba2b8bb55e06104b7e7] block: submit_bio_wait() conversions running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:c170bbb45febc03ac4d34ba2b8bb55e06104b7e7:bisect-linux-8 2014-08-02-01:38:05 c170bbb45febc03ac4d34ba2b8bb55e06104b7e7 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-c170bbb45febc03ac4d34ba2b8bb55e06104b7e7 Check for kernel in /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-c170bbb45febc03ac4d34ba2b8bb55e06104b7e7 waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-c170bbb45febc03ac4d34ba2b8bb55e06104b7e7 kernel: /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/vmlinuz-3.12.0-10879-gc170bbb 2014-08-02-01:42:07 detecting boot state . 4 28 TEST FAILURE [ 3.643375] CE: hpet increased min_delta_ns to 11250 nsec [ 3.643375] CE: hpet increased min_delta_ns to 16875 nsec [ 3.735484] mountall (103) used greatest stack depth: 6296 bytes left [ 14.872117] BUG: unable to handle kernel NULL pointer dereference at (null) [ 14.873249] IP: [] strlen+0x10/0x1c [ 14.873367] *pdpt = 00000000139a6001 *pde = 0000000000000000 [ 14.873367] Oops: 0000 [#1] [ 14.873367] Modules linked in: [ 14.873367] CPU: 0 PID: 142 Comm: trinity-main Not tainted 3.12.0-10879-gc170bbb #1 [ 14.873367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.873367] task: d3815780 ti: d3960000 task.ti: d3960000 [ 14.873367] EIP: 0060:[] EFLAGS: 00010046 CPU: 0 [ 14.873367] EIP is at strlen+0x10/0x1c [ 14.873367] EAX: 00000000 EBX: c0f1269c ECX: ffffffff EDX: c0f1269c [ 14.873367] ESI: c0f1269c EDI: 00000000 EBP: d3961ddc ESP: d3961dd8 [ 14.873367] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 [ 14.873367] CR0: 8005003b CR2: 00000000 CR3: 139c2000 CR4: 000006b0 [ 14.873367] Stack: [ 14.873367] c09087d0 d3961e40 c0252787 0000000a e457001a c0c38054 00000000 d3961d98 [ 14.873367] 00000000 c025348b 00000000 00000000 d3815780 00000000 00000002 d3815ae4 [ 14.873367] 00000046 d3815780 00000046 00000046 d3961e5c c02548e7 00000002 cccbdac8 [ 14.873367] Call Trace: [ 14.873367] [] perf_trace_lock+0x15/0x99 [ 14.873367] [] ? mark_lock+0x1e/0x1d3 [ 14.873367] [] ? lock_acquire+0xa3/0xfc [ 14.873367] [] ? current_kernel_time+0xe/0x20 [ 14.873367] [] lock_release+0x1b8/0x1df [ 14.873367] [] read_seqcount_begin.constprop.26+0x39/0x6d [ 14.873367] [] ? current_kernel_time+0xe/0x20 [ 14.873367] [] current_kernel_time+0xe/0x20 [ 14.873367] [] current_fs_time+0x10/0x1e [ 14.873367] [] file_update_time+0x2a/0x8e [ 14.873367] [] __generic_file_aio_write+0xc3/0x1db [ 14.873367] [] generic_file_aio_write+0x58/0x89 [ 14.873367] [] do_sync_write+0x51/0x78 [ 14.873367] [] ? fdput+0xe/0xe [ 14.873367] [] vfs_write+0x76/0xb8 [ 14.873367] [] SyS_write+0x43/0x70 [ 14.873367] [] syscall_call+0x7/0xb [ 14.873367] Code: 00 89 c6 89 d0 88 c4 ac 38 e0 74 09 84 c0 75 f7 be 01 00 00 00 89 f0 48 5e 5d c3 55 89 e5 57 3e 8d 74 26 00 83 c9 ff 89 c7 31 c0 ae b8 fe ff ff ff 29 c8 5f 5d c3 55 89 e5 57 3e 8d 74 26 00 [ 14.873367] EIP: [] strlen+0x10/0x1c SS:ESP 0068:d3961dd8 [ 14.873367] CR2: 0000000000000000 [ 14.873367] ---[ end trace eb5e8bdbe15a9464 ]--- [ 14.873367] BUG: sleeping function called from invalid context at /kbuild/src/smoke/kernel/locking/rwsem.c:20 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-31:20140802014052:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-4:20140802014052:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-11:20140802014108:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-12:20140802014109:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-21:20140802014105:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-22:20140802014109:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-32:20140802014109:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-15:20140802014122:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-20:20140802014120:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-23:20140802014123:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-24:20140802014120:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-25:20140802014120:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-26:20140802014121:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-29:20140802014120:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-30:20140802014121:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-7:20140802014120:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-9:20140802014120:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 /kernel/i386-randconfig-c1-08012124/c170bbb45febc03ac4d34ba2b8bb55e06104b7e7/dmesg-yocto-kbuild-18:20140802014123:i386-randconfig-c1-08012124:3.12.0-10879-gc170bbb:1 27:18:19 all_good:bad:all_bad boots Bisecting: 0 revisions left to test after this (roughly 0 steps) [2c575026fae6e63771bd2a4c1d407214a8096a89] Update of blkg_stat and blkg_rwstat may happen in bh context. While u64_stats_fetch_retry is only preempt_disable on 32bit UP system. This is not enough to avoid preemption by bh and may read strange 64 bit value. running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-8/obj-bisect ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:2c575026fae6e63771bd2a4c1d407214a8096a89:bisect-linux-8 2014-08-02-01:44:12 2c575026fae6e63771bd2a4c1d407214a8096a89 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-2c575026fae6e63771bd2a4c1d407214a8096a89 Check for kernel in /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-2c575026fae6e63771bd2a4c1d407214a8096a89 waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-2c575026fae6e63771bd2a4c1d407214a8096a89 kernel: /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/vmlinuz-3.12.0-10878-g2c57502 2014-08-02-02:04:20 detecting boot state 6 TEST FAILURE [ 2.470310] NX-protecting the kernel data: 5832k [ 2.522132] udev[104]: starting version 164 [ 2.740799] ------------[ cut here ]------------ [ 2.742045] WARNING: CPU: 0 PID: 67 at /kbuild/src/smoke/kernel/softirq.c:156 _local_bh_enable_ip+0x34/0x97() [ 2.743378] Modules linked in: [ 2.743378] CPU: 0 PID: 67 Comm: kworker/u2:2 Not tainted 3.12.0-10878-g2c57502 #1 [ 2.743378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.743378] Workqueue: floppy redo_fd_request [ 2.743378] c0258bca 00000000 d2777ce8 c0646df5 d2777d00 c022d793 c0230f4d c04297b7 [ 2.743378] d274e634 d2777d6c d2777d10 c022d81d 00000009 00000000 d2777d1c c0230f4d [ 2.743378] d2777d4c d2777d24 c0230fc0 d2777d38 c04297b7 d1c0a1b0 d274e400 d273de00 [ 2.743378] Call Trace: [ 2.743378] [] ? console_unlock+0x355/0x382 [ 2.743378] [] dump_stack+0x16/0x18 [ 2.743378] [] warn_slowpath_common+0x5f/0x76 [ 2.743378] [] ? _local_bh_enable_ip+0x34/0x97 [ 2.743378] [] ? blkg_rwstat_read+0x1d/0x24 [ 2.743378] [] warn_slowpath_null+0x14/0x18 [ 2.743378] [] _local_bh_enable_ip+0x34/0x97 [ 2.743378] [] local_bh_enable+0x10/0x12 [ 2.743378] [] blkg_rwstat_read+0x1d/0x24 [ 2.743378] [] __cfq_set_active_queue+0x65/0x165 [ 2.743378] [] ? mark_lock+0x1e/0x1d3 [ 2.743378] [] ? mark_lock+0x1e/0x1d3 [ 2.743378] [] ? __lock_is_held+0x2d/0x43 [ 2.743378] [] ? pvclock_clocksource_read+0xb1/0xda [ 2.743378] [] ? kvm_clock_read+0x14/0x1d [ 2.743378] [] ? paravirt_sched_clock+0x9/0xd [ 2.743378] [] cfq_dispatch_requests+0x521/0x78a [ 2.743378] [] ? __lock_acquire+0x523/0xbdf [ 2.743378] [] ? __lock_acquire+0x523/0xbdf [ 2.743378] [] ? mark_lock+0x1e/0x1d3 [ 2.743378] [] ? lock_acquire+0xa3/0xfc [ 2.743378] [] ? redo_fd_request+0x3f/0xc0c [ 2.743378] [] blk_peek_request+0x59/0x211 [ 2.743378] [] blk_fetch_request+0xe/0x1e [ 2.743378] [] redo_fd_request+0x7a/0xc0c [ 2.743378] [] ? process_one_work+0x13c/0x398 [ 2.743378] [] process_one_work+0x1d4/0x398 [ 2.743378] [] worker_thread+0x12b/0x1c8 [ 2.743378] [] ? rescuer_thread+0x1ff/0x1ff [ 2.743378] [] kthread+0x8b/0x90 [ 2.743378] [] ret_from_kernel_thread+0x1b/0x28 [ 2.743378] [] ? insert_kthread_work+0x5a/0x5a [ 2.743378] ---[ end trace db6ce06fae0e8f43 ]--- [ 2.840268] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-10:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-12:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-19:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-22:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-24:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-25:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-31:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-32:20140802020512:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-33:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-42:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-49:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-50:20140802020512:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-54:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-55:20140802020512:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-64:20140802020512:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 /kernel/i386-randconfig-c1-08012124/2c575026fae6e63771bd2a4c1d407214a8096a89/dmesg-yocto-vp-8:20140802020513:i386-randconfig-c1-08012124:3.12.0-10878-g2c57502:1 6:16:16 all_good:bad:all_bad boots 2c575026fae6e63771bd2a4c1d407214a8096a89 is the first bad commit commit 2c575026fae6e63771bd2a4c1d407214a8096a89 Author: Hong Zhiguo Date: Wed Nov 20 10:35:05 2013 -0700 Update of blkg_stat and blkg_rwstat may happen in bh context. While u64_stats_fetch_retry is only preempt_disable on 32bit UP system. This is not enough to avoid preemption by bh and may read strange 64 bit value. Signed-off-by: Hong Zhiguo Acked-by: Tejun Heo Cc: stable@kernel.org Signed-off-by: Jens Axboe :040000 040000 8430a11ddaf4640663b7ed99feacb1d3de126321 85b827fa3063390e10628df4e66c0f5495a27067 M block bisect run success Previous HEAD position was 2c57502... Update of blkg_stat and blkg_rwstat may happen in bh context. While u64_stats_fetch_retry is only preempt_disable on 32bit UP system. This is not enough to avoid preemption by bh and may read strange 64 bit value. HEAD is now at 82023bb... Merge tag 'pm+acpi-2-3.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:82023bb7f75b0052f40d3e74169d191c3e4e6286:bisect-linux-8 2014-08-02-02:07:14 82023bb7f75b0052f40d3e74169d191c3e4e6286 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-82023bb7f75b0052f40d3e74169d191c3e4e6286 Check for kernel in /kernel/i386-randconfig-c1-08012124/82023bb7f75b0052f40d3e74169d191c3e4e6286 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-82023bb7f75b0052f40d3e74169d191c3e4e6286 kernel: /kernel/i386-randconfig-c1-08012124/82023bb7f75b0052f40d3e74169d191c3e4e6286/vmlinuz-3.12.0-10877-g82023bb 2014-08-02-02:11:15 detecting boot state ................ 1 34 42 75 77 120. 128 142 161 177 182 207 217 238. 270 SUCCESS Previous HEAD position was 82023bb... Merge tag 'pm+acpi-2-3.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm HEAD is now at f1f2924... 0day head guard for 'devel-hourly-2014080120' ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linux-devel:devel-hourly-2014080120:f1f29248d675d4762e7b7f498be50d2fb9c294f3:bisect-linux-8 TEST FAILURE [ 2.688795] [ INFO: inconsistent lock state ] [ 2.689771] 3.16.0-rc7-wl-03459-gf1f2924 #372 Not tainted [ 2.690055] --------------------------------- [ 2.690055] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 2.690055] swapper/0 [HC0[0]:SC1[1]:HE0:SE0] takes: [ 2.690055] (floppy_lock){+.?...}, at: [] cfq_idle_slice_timer+0x1a/0x77 [ 2.690055] {SOFTIRQ-ON-W} state was registered at: [ 2.690055] [] mark_held_locks+0x4a/0x60 [ 2.690055] [] trace_hardirqs_on_caller+0x14b/0x165 [ 2.690055] [] trace_hardirqs_on+0xb/0xd [ 2.690055] [] blkg_rwstat_read+0x22/0x2e [ 2.690055] [] __cfq_set_active_queue+0x65/0x165 [ 2.690055] [] cfq_dispatch_requests+0x521/0x78a [ 2.690055] [] blk_peek_request+0x59/0x211 [ 2.690055] [] blk_fetch_request+0xe/0x1e [ 2.690055] [] redo_fd_request+0x7a/0xcf0 [ 2.690055] [] floppy_work_workfn+0xe/0x10 [ 2.690055] [] process_one_work+0x1cd/0x391 [ 2.690055] [] worker_thread+0x229/0x2e5 [ 2.690055] [] kthread+0x8b/0x90 [ 2.690055] [] ret_from_kernel_thread+0x20/0x30 [ 2.690055] irq event stamp: 28335 [ 2.690055] hardirqs last enabled at (28334): [] _raw_spin_unlock_irq+0x27/0x35 [ 2.690055] hardirqs last disabled at (28335): [] _raw_spin_lock_irqsave+0x18/0x43 [ 2.690055] softirqs last enabled at (28326): [] _local_bh_enable+0x3d/0x3f [ 2.690055] softirqs last disabled at (28327): [] do_softirq_own_stack+0x21/0x27 [ 2.690055] [ 2.690055] other info that might help us debug this: [ 2.690055] Possible unsafe locking scenario: [ 2.690055] [ 2.690055] CPU0 [ 2.690055] ---- [ 2.690055] lock(floppy_lock); [ 2.690055] [ 2.690055] lock(floppy_lock); [ 2.690055] [ 2.690055] *** DEADLOCK *** [ 2.690055] [ 2.690055] 1 lock held by swapper/0: [ 2.690055] #0: ((&cfqd->idle_slice_timer)){+.-...}, at: [] call_timer_fn+0x0/0x1b3 [ 2.690055] [ 2.690055] stack backtrace: [ 2.690055] CPU: 0 PID: 0 Comm: swapper Not tainted 3.16.0-rc7-wl-03459-gf1f2924 #372 [ 2.690055] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.690055] 00000000 c293553c d340be48 c266bb65 d340be74 c26693ce c2851cd4 c2851bd3 [ 2.690055] c2851b9b c2851bba c2851bc4 c2852a03 00000004 c2935988 00000002 d340be9c [ 2.690055] c22502ed 00000004 00000000 c224fdac c293553c 00000006 00000000 c2935988 [ 2.690055] Call Trace: [ 2.690055] [] dump_stack+0x16/0x18 [ 2.690055] [] print_usage_bug+0x180/0x18d [ 2.690055] [] mark_lock+0xf5/0x1d3 [ 2.690055] [] ? check_usage_backwards+0x89/0x89 [ 2.690055] [] __lock_acquire+0x260/0xbe9 [ 2.690055] [] ? print_shortest_lock_dependencies+0x133/0x133 [ 2.690055] [] lock_acquire+0x8d/0xfc [ 2.690055] [] ? cfq_idle_slice_timer+0x1a/0x77 [ 2.690055] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.690055] [] _raw_spin_lock_irqsave+0x33/0x43 [ 2.690055] [] ? cfq_idle_slice_timer+0x1a/0x77 [ 2.690055] [] cfq_idle_slice_timer+0x1a/0x77 [ 2.690055] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.690055] [] call_timer_fn+0x97/0x1b3 [ 2.690055] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.690055] [] ? cfq_preempt_queue+0x8d/0x8d [ 2.690055] [] run_timer_softirq+0x19a/0x1bc [ 2.690055] [] __do_softirq+0x10f/0x2b8 [ 2.690055] [] ? __local_bh_disable_ip+0x6b/0x6b [ 2.690055] [] do_softirq_own_stack+0x21/0x27 [ 2.690055] [] irq_exit+0x3f/0x58 [ 2.690055] [] do_IRQ+0x7b/0x8e [ 2.690055] [] common_interrupt+0x31/0x38 [ 2.690055] [] ? native_safe_halt+0x5/0x7 [ 2.690055] [] default_idle+0x1b/0x3d [ 2.690055] [] arch_cpu_idle+0xe/0x10 [ 2.690055] [] cpu_startup_entry+0xe7/0x1dd [ 2.690055] [] rest_init+0x10e/0x113 [ 2.690055] [] start_kernel+0x37e/0x383 [ 2.690055] [] i386_start_kernel+0x79/0x7d [ 2.774968] end_request: I/O error, dev fd0, sector 0 [ 2.776012] floppy: error -5 while reading block 0 [ 2.796809] end_request: I/O error, dev fd0, sector 0 /kernel/i386-randconfig-c1-08012124/f1f29248d675d4762e7b7f498be50d2fb9c294f3/dmesg-yocto-vp-25:20140801212547:i386-randconfig-c1-08012124:3.16.0-rc7-wl-03459-gf1f2924:372 /kernel/i386-randconfig-c1-08012124/f1f29248d675d4762e7b7f498be50d2fb9c294f3/dmesg-yocto-kbuild-10:20140801214112:i386-randconfig-c1-08012124:3.16.0-rc7-wl-03459-gf1f2924:372 /kernel/i386-randconfig-c1-08012124/f1f29248d675d4762e7b7f498be50d2fb9c294f3/dmesg-yocto-kbuild-22:20140801214112:i386-randconfig-c1-08012124:3.16.0-rc7-wl-03459-gf1f2924:372 /kernel/i386-randconfig-c1-08012124/f1f29248d675d4762e7b7f498be50d2fb9c294f3/dmesg-yocto-kbuild-12:20140801214117:i386-randconfig-c1-08012124:3.16.0-rc7-wl-03459-gf1f2924:372 7:4:4 all_good:bad:all_bad boots HEAD is now at f1f2924 0day head guard for 'devel-hourly-2014080120' ========= linus/master ========= Previous HEAD position was f1f2924... 0day head guard for 'devel-hourly-2014080120' HEAD is now at 6f09280... Merge tag 'pm+acpi-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linus:master:6f0928036bcbd8dd2ebee9201580da8bcc0a81af:bisect-linux-8 2014-08-02-02:36:05 6f0928036bcbd8dd2ebee9201580da8bcc0a81af compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-6f0928036bcbd8dd2ebee9201580da8bcc0a81af Check for kernel in /kernel/i386-randconfig-c1-08012124/6f0928036bcbd8dd2ebee9201580da8bcc0a81af waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-6f0928036bcbd8dd2ebee9201580da8bcc0a81af waiting for completion of /kbuild-tests/build-queue/cairo-smoke/i386-randconfig-c1-08012124-6f0928036bcbd8dd2ebee9201580da8bcc0a81af kernel: /kernel/i386-randconfig-c1-08012124/6f0928036bcbd8dd2ebee9201580da8bcc0a81af/vmlinuz-3.16.0-rc7-00084-g6f09280 2014-08-02-03:30:06 detecting boot state . 12 20 TEST FAILURE [ 3.474572] random: init urandom read with 16 bits of entropy available [ 3.642828] mountall (125) used greatest stack depth: 6244 bytes left BUG: kernel boot hang Elapsed time: 35 qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/i386-randconfig-c1-08012124/6f0928036bcbd8dd2ebee9201580da8bcc0a81af/vmlinuz-3.16.0-rc7-00084-g6f09280 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=10 softlockup_panic=1 nmi_watchdog=panic prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/linus:master:6f0928036bcbd8dd2ebee9201580da8bcc0a81af:bisect-linux-8/.vmlinuz-6f0928036bcbd8dd2ebee9201580da8bcc0a81af-20140802033407-107-kbuild branch=linus/master BOOT_IMAGE=/kernel/i386-randconfig-c1-08012124/6f0928036bcbd8dd2ebee9201580da8bcc0a81af/vmlinuz-3.16.0-rc7-00084-g6f09280 drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-quantal-kbuild-12 -serial file:/dev/shm/kboot/serial-quantal-kbuild-12 -daemonize -display none -monitor null /kernel/i386-randconfig-c1-08012124/6f0928036bcbd8dd2ebee9201580da8bcc0a81af/dmesg-yocto-kbuild-28:20140802032911:i386-randconfig-c1-08012124:3.16.0-rc7-00084-g6f09280:1 1:1:20 all_good:bad:all_bad boots ========= next/master ========= From git://gitmirror/next + df2802f...3f83f83 akpm -> next/akpm (forced update) + 0cecc83...8eb4f12 akpm-base -> next/akpm-base (forced update) + 5c15978...4198cf3 master -> next/master (forced update) 26bcd8b..7c909b0 stable -> next/stable From git://gitmirror/next * [new tag] next-20140801 -> next-20140801 Previous HEAD position was 6f09280... Merge tag 'pm+acpi-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm HEAD is now at 4198cf3... Add linux-next specific files for 20140801 ls -a /kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/next:master:4198cf324ddea447daac3f83d3c2319ced774201:bisect-linux-8 2014-08-02-03:32:04 4198cf324ddea447daac3f83d3c2319ced774201 compiling Queued build task to /kbuild-tests/build-queue/i386-randconfig-c1-08012124-4198cf324ddea447daac3f83d3c2319ced774201 Check for kernel in /kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201 waiting for completion of /kbuild-tests/build-queue/i386-randconfig-c1-08012124-4198cf324ddea447daac3f83d3c2319ced774201 kernel: /kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201/vmlinuz-3.16.0-rc7-next-20140801 2014-08-02-03:36:04 detecting boot state . 5 14 16 TEST FAILURE [ 4.915605] random: init urandom read with 21 bits of entropy available [ 5.224077] mountall (120) used greatest stack depth: 6244 bytes left BUG: kernel boot hang Elapsed time: 35 qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201/vmlinuz-3.16.0-rc7-next-20140801 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=10 softlockup_panic=1 nmi_watchdog=panic prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-c1-08012124/next:master:4198cf324ddea447daac3f83d3c2319ced774201:bisect-linux-8/.vmlinuz-4198cf324ddea447daac3f83d3c2319ced774201-20140802034006-111-kbuild branch=next/master BOOT_IMAGE=/kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201/vmlinuz-3.16.0-rc7-next-20140801 drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-quantal-kbuild-11 -serial file:/dev/shm/kboot/serial-quantal-kbuild-11 -daemonize -display none -monitor null /kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201/dmesg-yocto-kbuild-19:20140802033517:i386-randconfig-c1-08012124:3.16.0-rc7-next-20140801:1 /kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201/dmesg-yocto-vp-29:20140802033813:i386-randconfig-c1-08012124:3.16.0-rc7-next-20140801:1 /kernel/i386-randconfig-c1-08012124/4198cf324ddea447daac3f83d3c2319ced774201/dmesg-yocto-kbuild-4:20140802033547:i386-randconfig-c1-08012124:3.16.0-rc7-next-20140801:1 2:3:17 all_good:bad:all_bad boots