UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.0:9482]
Modules linked in:
irq event stamp: 0
hardirqs last  enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [<ffffffff8115008a>] copy_process+0x1dba/0x6df0
softirqs last  enabled at (0): [<ffffffff811500ce>] copy_process+0x1dfe/0x6df0
softirqs last disabled at (0): [<0000000000000000>] 0x0
CPU: 1 PID: 9482 Comm: syz-executor.0 Tainted: G    B              6.0.0-rc4-next-20220908 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:__kasan_check_read+0x4/0x10
Code: 0f 0b 48 83 c4 60 5b 5d 41 5c e9 b7 b3 e7 02 48 05 00 80 00 00 48 89 fb 48 39 c7 0f 82 78 50 9d 02 eb dd cc cc cc 48 8b 0c 24 <89> f6 31 d2 e9 53 f7 ff ff 0f 1f 00 48 8b 0c 24 89 f6 ba 01 00 00
RSP: 0018:ffff8880445273c8 EFLAGS: 00000246
RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffffff8217c244
RDX: 0000000000040000 RSI: 0000000000000004 RDI: ffff88800c65ac34
RBP: 0000000000000000 R08: 0000000000000000 R09: ffff88800c65ac37
R10: ffffed10018cb586 R11: 0000000000000001 R12: ffff88800c65ac10
R13: ffff8880087a5048 R14: ffff8880087a5000 R15: ffff88800c65ac34
FS:  00007fdac322e700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdac5dc8000 CR3: 000000000c6bc000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 __sbq_wake_up+0x164/0x3d0
 sbitmap_queue_clear+0xad/0x210
 blk_mq_put_tag+0xd8/0x160
 __blk_mq_free_request+0x2e0/0x380
 blk_mq_free_request+0x35d/0x500
 __scsi_execute+0x474/0x640
 scsi_test_unit_ready+0xd3/0x350
 sr_drive_status+0xe1/0x370
 cdrom_open+0x27c/0x1b70
 sr_block_open+0x14e/0x2b0
 blkdev_get_whole+0x9b/0x2d0
 blkdev_get_by_dev.part.0+0x5f0/0xb90
 blkdev_get_by_dev+0x6f/0x90
 blkdev_open+0x13c/0x2c0
 do_dentry_open+0x6ca/0x12b0
 path_openat+0x19e1/0x2800
 do_filp_open+0x1b6/0x410
 do_sys_openat2+0x171/0x4c0
 __x64_sys_openat+0x13f/0x1f0
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fdac5cb8b19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdac322e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fdac5dcbf60 RCX: 00007fdac5cb8b19
RDX: 0000000000000000 RSI: 00000000200001c0 RDI: ffffffffffffff9c
RBP: 00007fdac5d12f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd1511984f R14: 00007fdac322e300 R15: 0000000000022000
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x10
----------------
Code disassembly (best guess):
   0:	0f 0b                	ud2
   2:	48 83 c4 60          	add    $0x60,%rsp
   6:	5b                   	pop    %rbx
   7:	5d                   	pop    %rbp
   8:	41 5c                	pop    %r12
   a:	e9 b7 b3 e7 02       	jmpq   0x2e7b3c6
   f:	48 05 00 80 00 00    	add    $0x8000,%rax
  15:	48 89 fb             	mov    %rdi,%rbx
  18:	48 39 c7             	cmp    %rax,%rdi
  1b:	0f 82 78 50 9d 02    	jb     0x29d5099
  21:	eb dd                	jmp    0x0
  23:	cc                   	int3
  24:	cc                   	int3
  25:	cc                   	int3
  26:	48 8b 0c 24          	mov    (%rsp),%rcx
* 2a:	89 f6                	mov    %esi,%esi <-- trapping instruction
  2c:	31 d2                	xor    %edx,%edx
  2e:	e9 53 f7 ff ff       	jmpq   0xfffff786
  33:	0f 1f 00             	nopl   (%rax)
  36:	48 8b 0c 24          	mov    (%rsp),%rcx
  3a:	89 f6                	mov    %esi,%esi
  3c:	ba                   	.byte 0xba
  3d:	01 00                	add    %eax,(%rax)