------------[ cut here ]------------
task_rq(p) != rq
WARNING: kernel/sched/fair.c:7656 at hrtick_start_fair+0x196/0x1f0 kernel/sched/fair.c:7656, CPU#1: syz-executor/5825
Modules linked in:
CPU: 1 UID: 0 PID: 5825 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:hrtick_start_fair+0x196/0x1f0 kernel/sched/fair.c:7656
Code: 42 80 3c 20 00 74 08 4c 89 ff e8 85 e3 97 00 4d 39 37 0f 85 0c ff ff ff 48 89 df 5b 41 5c 41 5d 41 5e 41 5f e9 4b 65 fa ff 90 <0f> 0b 90 e9 d1 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 82
RSP: 0018:ffffc9000437f8e0 EFLAGS: 00010006
RAX: ffff8880b863ba40 RBX: ffff8880b873ba40 RCX: ffffffff8197c7de
RDX: 0000000000000000 RSI: ffff888026500000 RDI: ffff8880b873ba40
RBP: dffffc0000000000 R08: ffffffff8fcf0b0f R09: 1ffffffff1f9e161
R10: dffffc0000000000 R11: fffffbfff1f9e162 R12: dffffc0000000000
R13: 1ffff110170e78d6 R14: ffff888026500000 R15: ffffffff8dc217d0
FS:  000055556bb8c500(0000) GS:ffff888125b76000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30c63fff CR3: 000000002c99e000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 set_next_task_fair+0xa68/0xce0 kernel/sched/fair.c:15058
 put_prev_set_next_task kernel/sched/sched.h:2770 [inline]
 pick_next_task kernel/sched/core.c:6443 [inline]
 __schedule+0x3e03/0x5550 kernel/sched/core.c:7144
 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:7410
 preempt_schedule_thunk+0x16/0x40 arch/x86/entry/thunk.S:12
 class_preempt_destructor include/linux/preempt.h:468 [inline]
 try_to_wake_up+0x89d/0x1450 kernel/sched/core.c:4423
 signal_wake_up_state+0xb5/0x120 kernel/signal.c:734
 signal_wake_up include/linux/sched/signal.h:451 [inline]
 complete_signal+0x9fb/0xbe0 kernel/signal.c:1021
 __send_signal_locked+0xbb2/0xec0 kernel/signal.c:1151
 do_send_sig_info kernel/signal.c:1267 [inline]
 group_send_sig_info+0x1f4/0x250 kernel/signal.c:1418
 __kill_pgrp_info kernel/signal.c:1434 [inline]
 kill_something_info kernel/signal.c:1584 [inline]
 __do_sys_kill kernel/signal.c:3957 [inline]
 __se_sys_kill+0x392/0x460 kernel/signal.c:3951
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f97a96be3e7
Code: 48 83 c4 08 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff 64 89 02 b8 ff ff ff ff eb e4 0f 1f 80 00 00 00 00 b8 3e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc14c0d5e8 EFLAGS: 00000297 ORIG_RAX: 000000000000003e
RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f97a96be3e7
RDX: 0000000000000bb8 RSI: 0000000000000009 RDI: 00000000fffffff9
RBP: 00007ffc14c0d62c R08: 0000000010446d8b R09: 0000000000000000
R10: 4000000000000000 R11: 0000000000000297 R12: 0000000000000004
R13: 0000000000000064 R14: 0000000000039ede R15: 00007ffc14c0d680
 </TASK>