rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5601/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=99829, q=4306 ncpus=2)
task:syz-executor    state:R  running task     stack:22160 pid:5601  tgid:5601  ppid:5600   task_flags:0x400100 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5504 [inline]
 __schedule+0x17d9/0x56c0 kernel/sched/core.c:7228
 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7552
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
 irqentry_exit+0x14f/0x8f0 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:_static_cpu_has arch/x86/include/asm/cpufeature.h:101 [inline]
RIP: 0010:addr_has_metadata mm/kasan/kasan.h:334 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:188 [inline]
RIP: 0010:kasan_check_range+0x30/0x2c0 mm/kasan/generic.c:200
Code: 57 41 56 41 55 41 54 53 b0 01 48 85 f6 0f 84 ae 01 00 00 4c 8d 04 37 49 39 f8 0f 82 36 02 00 00 49 b9 00 00 00 00 00 80 ff ff <eb> 0d cc cc cc 49 b9 00 00 00 00 00 00 00 ff 4c 39 cf 0f 82 14 02
RSP: 0018:ffffc90003aff768 EFLAGS: 00000202
RAX: ffffc90003affe01 RBX: 0000000000000010 RCX: ffffffff8176ae94
RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc90003aff8b8
RBP: 0000000000000000 R08: ffffc90003aff8c8 R09: ffff800000000000
R10: ffffc90003aff8b8 R11: ffffffff81b10630 R12: dffffc0000000000
R13: ffffffff90d54b80 R14: ffffc90003aff8b8 R15: ffffc90003aff8b0
 __asan_memset+0x22/0x50 mm/kasan/shadow.c:84
 unwind_next_frame+0xd04/0x2550 arch/x86/kernel/unwind_orc.c:621
 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
 save_stack+0x122/0x230 mm/page_owner.c:165
 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320
 reset_page_owner include/linux/page_owner.h:25 [inline]
 __free_pages_prepare mm/page_alloc.c:1397 [inline]
 __free_frozen_pages+0xc0d/0xd20 mm/page_alloc.c:2938
 __slab_free+0x274/0x2c0 mm/slub.c:5672
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:350
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4610 [inline]
 slab_alloc_node mm/slub.c:4939 [inline]
 kmem_cache_alloc_lru_noprof+0x2b4/0x640 mm/slub.c:4958
 alloc_inode+0xb8/0x1b0 fs/inode.c:343
 new_inode_pseudo include/linux/fs.h:3024 [inline]
 get_pipe_inode fs/pipe.c:986 [inline]
 create_pipe_files+0x52/0x7c0 fs/pipe.c:1026
 __do_pipe_flags+0x46/0x1f0 fs/pipe.c:1088
 do_pipe2+0xaa/0x190 fs/pipe.c:1136
 __do_sys_pipe2 fs/pipe.c:1154 [inline]
 __se_sys_pipe2 fs/pipe.c:1152 [inline]
 __x64_sys_pipe2+0x5a/0x70 fs/pipe.c:1152
 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: 0033:0x7f6f8ed9be89
RSP: 002b:00007ffe284226a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125
RAX: ffffffffffffffda RBX: 0000555585f08f40 RCX: 00007f6f8ed9be89
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 00007ffe284226c0
RBP: 00007ffe28422c80 R08: 0000000000000980 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe284227e0
R13: 0000555585f0edb8 R14: 0000555585f09218 R15: 00007ffe28422800
 </TASK>
rcu: rcu_preempt kthread starved for 4516 jiffies! g99829 f0x0 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:28040 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5504 [inline]
 __schedule+0x17d9/0x56c0 kernel/sched/core.c:7228
 __schedule_loop kernel/sched/core.c:7307 [inline]
 schedule+0x164/0x360 kernel/sched/core.c:7322
 schedule_timeout+0x152/0x2c0 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x30c/0x11f0 kernel/rcu/tree.c:2123
 rcu_gp_kthread+0x9e/0x2b0 kernel/rcu/tree.c:2325
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>