rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P11364/1:b..l
rcu: 	(detected by 1, t=10502 jiffies, g=59925, q=185 ncpus=2)
task:syz-executor.1  state:R  running task     stack:24672 pid:11364 tgid:11364 ppid:5096   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5249 [inline]
 __schedule+0x17e8/0x4a20 kernel/sched/core.c:6594
 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6916
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:is_module_text_address+0xe/0x190 kernel/module/main.c:3330
Code: b8 20 16 00 e8 c3 5c 83 ff eb e7 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 55 41 57 41 56 41 55 41 54 53 <49> 89 fe e8 8a 20 16 00 bf 01 00 00 00 e8 d0 33 e5 ff 4c 89 f7 e8
RSP: 0018:ffffc9000be07730 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 00007f8cb807d0a9 RCX: dffffc0000000000
RDX: ffff888029adbc00 RSI: ffffffff8c206c60 RDI: 00007f8cb807d0a9
RBP: 0000000000000001 R08: ffffffff8100b59d R09: ffffffff8141100f
R10: 0000000000000003 R11: ffff888029adbc00 R12: ffff888029adbc00
R13: ffffffff817f2390 R14: 0000000000000001 R15: 1ffff920017c0f01
 kernel_text_address+0x96/0xe0 kernel/extable.c:119
 __kernel_text_address+0xd/0x40 kernel/extable.c:79
 unwind_get_return_address+0x5d/0xc0 arch/x86/kernel/unwind_orc.c:369
 arch_stack_walk+0x125/0x1b0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
 save_stack+0xfb/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x75/0x3f0 mm/page_owner.c:297
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1093 [inline]
 free_unref_page+0xd22/0xea0 mm/page_alloc.c:2651
 vfree+0x186/0x2e0 mm/vmalloc.c:3356
 kcov_put kernel/kcov.c:429 [inline]
 kcov_close+0x2b/0x50 kernel/kcov.c:525
 __fput+0x24a/0x8a0 fs/file_table.c:422
 task_work_run+0x24f/0x310 kernel/task_work.c:180
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xa27/0x28e0 kernel/exit.c:876
 do_group_exit+0x207/0x2c0 kernel/exit.c:1025
 __do_sys_exit_group kernel/exit.c:1036 [inline]
 __se_sys_exit_group kernel/exit.c:1034 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1034
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8cb807d0a9
RSP: 002b:00007ffcfdbf25a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f8cb81b49d8 RCX: 00007f8cb807d0a9
RDX: 00007f8cb807bdb0 RSI: 000000000000000c RDI: 0000000000000043
RBP: 00007ffcfdbf26b0 R08: 00007ffcfdbf0346 R09: 00000000ffffffff
R10: 000000000000001a R11: 0000000000000246 R12: 0000000000000043
R13: 00007f8cb81b3f40 R14: 0000000000000003 R15: 000000000000000c
 </TASK>
rcu: rcu_preempt kthread starved for 10546 jiffies! g59925 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
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:26448 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5249 [inline]
 __schedule+0x17e8/0x4a20 kernel/sched/core.c:6594
 __schedule_loop kernel/sched/core.c:6671 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6686
 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2581
 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2020
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2222
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 11369 Comm: syz-executor.4 Not tainted 6.10.0-rc4-next-20240621-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202
Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 1a 37 d7 f5 48 89 df e8 52 7a d8 f5 e8 ad dc 02 f6 fb bf 01 00 00 00 <e8> c2 42 ca f5 65 8b 05 03 89 6b 74 85 c0 74 06 5b c3 cc cc cc cc
RSP: 0018:ffffc9000be47d50 EFLAGS: 00000282
RAX: 7a210546c9bdcb00 RBX: ffff888028e4a500 RCX: ffffffff947dc803
RDX: dffffc0000000000 RSI: ffffffff8bcac8a0 RDI: 0000000000000001
RBP: ffffc9000be47e30 R08: ffffffff8faeddef R09: 1ffffffff1f5dbbd
R10: dffffc0000000000 R11: fffffbfff1f5dbbe R12: 1ffff110055fc124
R13: ffff88802afe0918 R14: 0000000000000000 R15: ffff88802afe0000
FS:  0000555577b5c480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555577b5cda8 CR3: 000000001bb52000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 __set_current_blocked+0x310/0x380 kernel/signal.c:3099
 __do_sys_rt_sigreturn+0x170/0x270 arch/x86/kernel/signal_64.c:261
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffa0ca404e9
Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
RSP: 002b:00007ffe3a27a640 EFLAGS: 00000206 ORIG_RAX: 000000000000000f
RAX: ffffffffffffffda RBX: 000000000007e9c6 RCX: 00007ffa0ca404e9
RDX: 00007ffe3a27a640 RSI: 00007ffe3a27a770 RDI: 0000000000000021
RBP: 000000000007e9f8 R08: 7fffffffffffffff R09: 0000001000000000
R10: 00007ffe3a27acd0 R11: 0000000000000206 R12: 00007ffe3a27acd0
R13: 00007ffa0cbb3f8c R14: 0000000000000032 R15: 00007ffe3a27acf0
 </TASK>