rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P7339/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=27817, q=1920 ncpus=1)
task:syz.0.331       state:R  running task     stack:25976 pid:7339  tgid:7339  ppid:5610   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5510 [inline]
 __schedule+0x125c/0x6730 kernel/sched/core.c:7234
 preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7556
 irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
 irqentry_exit+0x205/0xa00 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:page_ext_invalid mm/page_ext.c:249 [inline]
RIP: 0010:lookup_page_ext+0x7f/0x100 mm/page_ext.c:265
Code: 89 f9 48 c1 e9 03 80 3c 11 00 0f 85 84 00 00 00 48 8b 68 10 e8 72 83 66 ff 31 ff 41 89 c4 89 c6 e8 26 5c 83 ff 45 85 e4 74 4e <e8> ac 61 83 ff 48 85 ed 74 1b e8 a2 61 83 ff 49 89 ec 31 ff 41 83
RSP: 0018:ffffc9000da57990 EFLAGS: 00000202
RAX: 0000000000000000 RBX: 00000000000687c0 RCX: ffffffff8287032a
RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff888068798000
RBP: ffff88801d380000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000002dc036c R14: 0000000000000008 R15: 0000000000000279
 page_ext_iter_begin include/linux/page_ext.h:137 [inline]
 __update_page_owner_free_handle.isra.0+0xe6/0x4b0 mm/page_owner.c:284
 __reset_page_owner+0x93/0x190 mm/page_owner.c:321
 reset_page_owner include/linux/page_owner.h:25 [inline]
 __free_pages_prepare mm/page_alloc.c:1406 [inline]
 __free_frozen_pages+0x79f/0x1090 mm/page_alloc.c:2950
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x47/0xf0 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:350
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4584 [inline]
 slab_alloc_node mm/slub.c:4917 [inline]
 __kmalloc_cache_noprof+0x265/0x6c0 mm/slub.c:5485
 _kmalloc_noprof include/linux/slab.h:988 [inline]
 _kzalloc_noprof include/linux/slab.h:1309 [inline]
 kobject_uevent_env+0x263/0x18b0 lib/kobject_uevent.c:543
 device_remove+0xcb/0x180 drivers/base/dd.c:616
 __device_release_driver drivers/base/dd.c:1349 [inline]
 device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372
 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435
 bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832
 driver_unregister+0x76/0xb0 drivers/base/driver.c:202
 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784
 raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
 __fput+0x3ff/0xb50 fs/file_table.c:512
 task_work_run+0x150/0x240 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
 exit_to_user_mode_loop+0x1d8/0x6f0 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f52c459e019
RSP: 002b:00007ffd0d893418 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffd0d893500 RCX: 00007f52c459e019
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000002f1aa R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b32120000 R11: 0000000000000246 R12: 00007ffd0d893540
R13: 00007f52c4825fac R14: 000000000002fd95 R15: 00007f52c4825fa0
 </TASK>