============================= [ BUG: Invalid wait context ] 6.12.0-rc6-syzkaller-00272-gda4373fbcf00 #0 Not tainted ----------------------------- kworker/0:5/5904 is trying to lock: ffff8880b873ea98 (xdomain_lock){+.+.}-{3:3}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 other info that might help us debug this: context-{4:4} 4 locks held by kworker/0:5/5904: #0: ffff88801ac7a948 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801ac7a948 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 kernel/workqueue.c:3310 #1: ffffc9000312fd00 ((work_completion)(&sdp->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc9000312fd00 ((work_completion)(&sdp->work)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 kernel/workqueue.c:3310 #2: ffffc90000be7ad0 (&x->wait#10){....}-{2:2}, at: complete_with_flags kernel/sched/completion.c:20 [inline] #2: ffffc90000be7ad0 (&x->wait#10){....}-{2:2}, at: complete+0x28/0x1c0 kernel/sched/completion.c:47 #3: ffff8880226f4618 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:551 [inline] #3: ffff8880226f4618 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xbe/0x14b0 kernel/sched/core.c:4165 stack backtrace: CPU: 0 UID: 0 PID: 5904 Comm: kworker/0:5 Not tainted 6.12.0-rc6-syzkaller-00272-gda4373fbcf00 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 Workqueue: rcu_gp srcu_invoke_callbacks Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_lock_invalid_wait_context kernel/locking/lockdep.c:4802 [inline] check_wait_context kernel/locking/lockdep.c:4874 [inline] __lock_acquire+0x154a/0x2050 kernel/locking/lockdep.c:5152 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5825 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 raw_spin_rq_lock kernel/sched/sched.h:1505 [inline] rq_lock kernel/sched/sched.h:1804 [inline] ttwu_queue kernel/sched/core.c:3951 [inline] try_to_wake_up+0x81e/0x14b0 kernel/sched/core.c:4281 swake_up_locked kernel/sched/swait.c:29 [inline] complete_with_flags kernel/sched/completion.c:24 [inline] complete+0xac/0x1c0 kernel/sched/completion.c:47 srcu_invoke_callbacks+0x239/0x490 kernel/rcu/srcutree.c:1762 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa65/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ================================================================== BUG: KASAN: wild-memory-access in instrument_atomic_read include/linux/instrumented.h:68 [inline] BUG: KASAN: wild-memory-access in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] BUG: KASAN: wild-memory-access in __lock_acquire+0xc8b/0x2050 kernel/locking/lockdep.c:5172 Read of size 8 at addr 1fffffff87715c68 by task kworker/0:5/5904 CPU: 0 UID: 0 PID: 5904 Comm: kworker/0:5 Not tainted 6.12.0-rc6-syzkaller-00272-gda4373fbcf00 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 Workqueue: rcu_gp srcu_invoke_callbacks Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_report+0xe8/0x550 mm/kasan/report.c:491 kasan_report+0x143/0x180 mm/kasan/report.c:601 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] __lock_acquire+0xc8b/0x2050 kernel/locking/lockdep.c:5172 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5825 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 raw_spin_rq_lock kernel/sched/sched.h:1505 [inline] rq_lock kernel/sched/sched.h:1804 [inline] ttwu_queue kernel/sched/core.c:3951 [inline] try_to_wake_up+0x81e/0x14b0 kernel/sched/core.c:4281 swake_up_locked kernel/sched/swait.c:29 [inline] complete_with_flags kernel/sched/completion.c:24 [inline] complete+0xac/0x1c0 kernel/sched/completion.c:47 srcu_invoke_callbacks+0x239/0x490 kernel/rcu/srcutree.c:1762 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa65/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ==================================================================