rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=6085, q=78)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294955938-4294945436), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10502 jiffies! g6085 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:27800 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2117
 rcu_gp_fqs_loop+0x2be/0x11d0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x9b/0x370 kernel/rcu/tree.c:2145
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4214 Comm: syz-executor782 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:entry_SYSCALL_64_after_hwframe+0x57/0xd0
Code: 45 31 e4 45 31 ed 45 31 f6 45 31 ff 48 89 e7 48 63 f0 66 90 b9 48 00 00 00 65 48 8b 14 25 e8 6f 02 00 89 d0 48 c1 ea 20 0f 30 <0f> 1f 44 00 00 e8 ab 12 00 00 e8 26 91 dc ff 0f 1f 44 00 00 48 8b
RSP: 0018:ffffc90002edff58 EFLAGS: 00000046
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000048
RDX: 0000000000000000 RSI: 0000000000000027 RDI: ffffc90002edff58
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007fdd770476c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000058 CR3: 000000001f969000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
RIP: 0033:0x7fdd77076197
Code: 3d 07 00 ba 55 00 00 00 48 8d 35 76 07 07 00 48 8d 3d 86 07 07 00 e8 f8 ff fd ff e8 13 33 00 00 0f 1f 00 b8 27 00 00 00 0f 05 <c3> 0f 1f 84 00 00 00 00 00 b8 6e 00 00 00 0f 05 c3 66 2e 0f 1f 84
RSP: 002b:00007fdd77046b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000027
RAX: ffffffffffffffda RBX: 00007fdd77046cf0 RCX: 00007fdd77076197
RDX: 00007fdd77046bc0 RSI: 00007fdd77046cf0 RDI: 0000000000000021
RBP: 0000000000000000 R08: 00007fdd77047cdc R09: 00007fdd77047cdc
R10: 0000000000000000 R11: 0000000000000206 R12: 00007fdd7711bb4c
R13: 000000000000000b R14: 00007ffc6d7339e0 R15: 00007ffc6d733ac8
 </TASK>