sound umpC3D1: No UMP Group is found in FB
configfs-gadget.g1 gadget.32: uvc: uvc_function_bind()
Oops: general protection fault, probably for non-canonical address 0xdffffc00000000f2: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000790-0x0000000000000797]
CPU: 0 UID: 0 PID: 31215 Comm: syz.9.37442 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:uvcg_video_init+0x4e7/0x630
Code: 89 63 60 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 9a d0 67 fa 48 8b 1b 4c 8d bb 90 07 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 ff e8 7a d0 67 fa 4d 8b 3f 49 83 c7 30
RSP: 0018:ffffc90004627710 EFLAGS: 00010202
RAX: 00000000000000f2 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90021800000 RSI: 000000000002c5fc RDI: 000000000002c5fd
RBP: 1ffff11034d48d14 R08: ffffffff90578737 R09: 1ffffffff20af0e6
R10: dffffc0000000000 R11: fffffbfff20af0e7 R12: fffffffffffffffc
R13: dffffc0000000000 R14: ffff8881a6a468a0 R15: 0000000000000790
FS:  00007fa58bb1e6c0(0000) GS:ffff88818d951000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561d6b374c78 CR3: 000000011bbc6000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 uvc_function_bind+0x1076/0x15a0
 usb_add_function+0x2e1/0x9f0
 configfs_composite_bind+0xde0/0x1410
 gadget_bind_driver+0x2ca/0x9e0
 really_probe+0x254/0xae0
 __driver_probe_device+0x1e8/0x360
 driver_probe_device+0x4f/0x240
 __driver_attach+0x339/0x600
 bus_for_each_dev+0x23b/0x2c0
 bus_add_driver+0x345/0x670
 driver_register+0x23a/0x320
 usb_gadget_register_driver_owner+0xf9/0x270
 gadget_dev_desc_UDC_store+0x1c9/0x2f0
 configfs_write_iter+0x337/0x430
 vfs_write+0x612/0xba0
 ksys_write+0x150/0x270
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa58ab9de99
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa58bb1e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa58ae25fa0 RCX: 00007fa58ab9de99
RDX: 000000000000000c RSI: 0000200000000480 RDI: 0000000000000004
RBP: 00007fa58ac33eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa58ae26038 R14: 00007fa58ae25fa0 R15: 00007ffc12b51148
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:uvcg_video_init+0x4e7/0x630
Code: 89 63 60 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 9a d0 67 fa 48 8b 1b 4c 8d bb 90 07 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 ff e8 7a d0 67 fa 4d 8b 3f 49 83 c7 30
RSP: 0018:ffffc90004627710 EFLAGS: 00010202
RAX: 00000000000000f2 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90021800000 RSI: 000000000002c5fc RDI: 000000000002c5fd
RBP: 1ffff11034d48d14 R08: ffffffff90578737 R09: 1ffffffff20af0e6
R10: dffffc0000000000 R11: fffffbfff20af0e7 R12: fffffffffffffffc
R13: dffffc0000000000 R14: ffff8881a6a468a0 R15: 0000000000000790
FS:  00007fa58bb1e6c0(0000) GS:ffff88818d951000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f63b99eb158 CR3: 000000011bbc6000 CR4: 00000000000006f0
