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Wed, 18 Mar 2026 14:09:13 +0000 Date: Wed, 18 Mar 2026 22:09:05 +0800 From: kernel test robot To: Adrian Moreno CC: , , , , Adrian Moreno , Aaron Conole , Eelco Chaudron , Ilya Maximets , "David S. 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[ 67.825209][ T24] [ 67.825209][ T24] other info that might help us debug this: [ 67.825209][ T24] [ 67.828074][ T24] [ 67.828074][ T24] rcu_scheduler_active = 2, debug_locks = 1 [ 67.830500][ T24] 3 locks held by kworker/0:2/24: [ 67.831886][ T24] #0: ffff88810007db40 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works (kernel/workqueue.c:3250) [ 67.835011][ T24] #1: ffff88810184fd30 ((work_completion)(&(&ovs_net->masks_rebalance)->work)){+.+.}-{0:0}, at: process_scheduled_works (kernel/workqueue.c:3251) [ 67.841040][ T24] #2: ffffffff96bd5220 (ovs_mutex){+.+.}-{4:4}, at: ovs_dp_masks_rebalance (net/openvswitch/datapath.c:2666) [ 67.843339][ T24] [ 67.843339][ T24] stack backtrace: [ 67.844454][ T24] CPU: 0 UID: 0 PID: 24 Comm: kworker/0:2 Tainted: G T 7.0.0-rc3-00655-ge556fbe58fe8 #1 PREEMPT(lazy) [ 67.846651][ T24] Tainted: [T]=RANDSTRUCT [ 67.846651][ T24] Workqueue: events ovs_dp_masks_rebalance [ 67.846651][ T24] Call Trace: [ 67.846651][ T24] [ 67.846651][ T24] dump_stack_lvl (lib/dump_stack.c:123) [ 67.846651][ T24] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6877) [ 67.846651][ T24] ovs_dp_masks_rebalance (net/openvswitch/datapath.c:?) [ 67.846651][ T24] ? process_scheduled_works (kernel/workqueue.c:3251) [ 67.846651][ T24] process_scheduled_works (kernel/workqueue.c:?) [ 67.846651][ T24] worker_thread (kernel/workqueue.c:?) [ 67.846651][ T24] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/preempt.h:104 kernel/locking/spinlock.c:194) [ 67.846651][ T24] kthread (kernel/kthread.c:438) [ 67.846651][ T24] ? worker_attach_to_pool (kernel/workqueue.c:3385) [ 67.846651][ T24] ? kthread_unuse_mm (kernel/kthread.c:381) [ 67.846651][ T24] ret_from_fork (arch/x86/kernel/process.c:164) [ 67.846651][ T24] ? kthread_unuse_mm (kernel/kthread.c:381) [ 67.846651][ T24] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) [ 67.846651][ T24] The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260318/202603182149.54af5f9b-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki