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X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: D+u8jOzRMFGLfrxcYCD8S2DbM7k8gctMGZ/v6zhxWztnVTtWxHlygrBBwIwIb2VdNLyu701CvvaOd8lOIV71hQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR11MB6172 X-OriginatorOrg: intel.com hi, Peter Zijlstra, On Wed, May 06, 2026 at 09:48:58AM +0200, Peter Zijlstra wrote: > On Wed, May 06, 2026 at 03:06:13PM +0800, Oliver Sang wrote: > > > we tested upon below commit: > > 0c0cf14be4909 (tip/sched/urgent) sched/fair: Fix wakeup_preempt_fair() for not waking up task > > > > found most issues are still existing > > Moo :-( > > > ========================================================================================= > > compiler/kconfig/rootfs/sleep/tbox_group/testcase: > > gcc-14/i386-randconfig-2006-20250804/yocto-i386-minimal-20190520.cgz/1/vm-snb/boot > > > > 9fe89f022c05d99c 4823725d9d1d9cc5b36647e0cb8 0c0cf14be490975a7431e9d49fc > > ---------------- --------------------------- --------------------------- > > fail:runs %reproduction fail:runs %reproduction fail:runs > > | | | | | > > :499 13% 64:499 5% 23:1001 last_state.booting > > :499 6% 29:499 3% 13:1001 dmesg.BUG:kernel_hang_in_boot_stage > > :499 7% 33:499 2% 10:1001 dmesg.BUG:workqueue_lockup-pool > > :499 0% 1:499 0% 1:1001 dmesg.EIP:_raw_spin_unlock_irqrestore > > :499 1% 3:499 0% 1:1001 dmesg.EIP:finish_task_switch > > :499 0% 1:499 0% :1001 dmesg.EIP:handle_softirqs > > :499 0% 2:499 0% 1:1001 dmesg.EIP:lock_acquire > > :499 0% 1:499 0% 2:1001 dmesg.EIP:lock_release > > :499 0% 1:499 0% :1001 dmesg.EIP:on_each_cpu_cond_mask > > :499 0% 1:499 0% :1001 dmesg.EIP:rcu_preempt_deferred_qs_irqrestore > > :499 1% 3:499 0% 1:1001 dmesg.INFO:rcu_preempt_detected_stalls_on_CPUs/tasks > > :499 3% 14:499 2% 10:1001 dmesg.INFO:task_blocked_for_more_than#seconds > > > > the config used for 0c0cf14be4909 is attached as config-7.1.0-rc1+ > > one dmesg from 0c0cf14be4909 for dmesg.INFO:task_blocked_for_more_than#seconds > > is attached as dmesg-0c0cf14be4.decoded.xz > > Do you have a URL for that yocto image? git grep yocto on the lkp repo > didn't immediately find me one, and I don't appear to have it in my > .lkp/cache either. it's here: https://download.01.org/0day-ci/lkp-qemu/osimage/yocto/yocto-i386-minimal-20190520.cgz >