------------[ 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-execprog/5615
Modules linked in:
CPU: 1 UID: 0 PID: 5615 Comm: syz-execprog Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
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:ffffc900044af860 EFLAGS: 00010006
RAX: ffff8880b863ba40 RBX: ffff8880b873ba40 RCX: ffffffff8197c7de
RDX: 0000000000000000 RSI: ffff88802cfebe00 RDI: ffff8880b873ba40
RBP: dffffc0000000000 R08: ffffffff8fcf0b0f R09: 1ffffffff1f9e161
R10: dffffc0000000000 R11: fffffbfff1f9e162 R12: dffffc0000000000
R13: 1ffff110170e78d6 R14: ffff88802cfebe00 R15: ffffffff8dc217d0
FS:  00000000033d2b88(0000) GS:ffff888125b76000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000000456fa000 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
 __schedule_loop kernel/sched/core.c:7308 [inline]
 schedule+0x164/0x360 kernel/sched/core.c:7323
 schedule_hrtimeout_range_clock+0x15b/0x330 kernel/time/sleep_timeout.c:216
 ep_poll fs/eventpoll.c:2332 [inline]
 do_epoll_wait+0x80f/0xab0 fs/eventpoll.c:2811
 do_epoll_pwait fs/eventpoll.c:2841 [inline]
 __do_sys_epoll_pwait fs/eventpoll.c:2854 [inline]
 __se_sys_epoll_pwait+0x1a2/0x390 fs/eventpoll.c:2848
 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: 0033:0x40d3ce
Code: ff cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
RSP: 002b:00007ffd16534cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000119
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000040d3ce
RDX: 0000000000000080 RSI: 00007ffd16534d4c RDI: 0000000000000004
RBP: 00007ffd16534d00 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000b R11: 0000000000000246 R12: 00007ffd16534d90
R13: 0000000000000001 R14: 00000000033d10c0 R15: 0000000000000001
 </TASK>