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
BUG: scheduling while atomic: syz.1.139/798/0x00000002
Modules linked in:
CPU: 0 UID: 0 PID: 798 Comm: syz.1.139 Not tainted syzkaller #0 ffcc03b7087851531ca4478bc989862769751c2e
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:94
dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
dump_stack+0x19/0x20 lib/dump_stack.c:129
__schedule_bug+0x12b/0x200 kernel/sched/core.c:6629
schedule_debug kernel/sched/core.c:6656 [inline]
__schedule+0xb85/0x20b0 kernel/sched/core.c:7700
__schedule_loop kernel/sched/core.c:7960 [inline]
schedule+0xc5/0x240 kernel/sched/core.c:7975
schedule_preempt_disabled+0x14/0x30 kernel/sched/core.c:8032
rwsem_down_write_slowpath+0x5c9/0x1b60 kernel/locking/rwsem.c:1239
__down_write_common kernel/locking/rwsem.c:1383 [inline]
__down_write kernel/locking/rwsem.c:1392 [inline]
down_write+0x163/0x2b0 kernel/locking/rwsem.c:1659
kernfs_remove+0x87/0xc0 fs/kernfs/dir.c:1568
sysfs_remove_dir+0xad/0xf0 fs/sysfs/dir.c:101
__kobject_del+0xe2/0x2c0 lib/kobject.c:604
kobject_del+0x49/0x80 lib/kobject.c:627
cleanup_glue_dir+0x1a6/0x220 drivers/base/core.c:3417
device_del+0xbb2/0xcf0 drivers/base/core.c:3902
device_unregister drivers/base/core.c:3922 [inline]
device_destroy+0xb0/0x100 drivers/base/core.c:4521
android_device_destroy+0x118/0x180 drivers/usb/gadget/android_configfs_uevent.c:223
gadgets_drop+0x1d/0x30 drivers/usb/gadget/configfs.c:2075
client_drop_item fs/configfs/dir.c:943 [inline]
configfs_rmdir+0x8b7/0x9b0 fs/configfs/dir.c:1546
vfs_rmdir+0x3de/0x560 fs/namei.c:4348
do_rmdir+0x29a/0x590 fs/namei.c:4407
__do_sys_rmdir fs/namei.c:4426 [inline]
__se_sys_rmdir fs/namei.c:4424 [inline]
__x64_sys_rmdir+0x4b/0x60 fs/namei.c:4424
x64_sys_call+0xaf7/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:85
do_syscall_x64 arch/x86/entry/common.c:47 [inline]
do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f548519e159
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:00007f54860b2028 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
RAX: ffffffffffffffda RBX: 00007f5485425fa0 RCX: 00007f548519e159
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000140
RBP: 00007f548523506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5485426038 R14: 00007f5485425fa0 R15: 00007fffb2294098
BUG: scheduling while atomic: syz.1.139/798/0x00000000
Modules linked in:
CPU: 0 UID: 0 PID: 798 Comm: syz.1.139 Tainted: G W syzkaller #0 ffcc03b7087851531ca4478bc989862769751c2e
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:94
dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
dump_stack+0x19/0x20 lib/dump_stack.c:129
__schedule_bug+0x12b/0x200 kernel/sched/core.c:6629
schedule_debug kernel/sched/core.c:6656 [inline]
__schedule+0xb85/0x20b0 kernel/sched/core.c:7700
__schedule_loop kernel/sched/core.c:7960 [inline]
schedule+0xc5/0x240 kernel/sched/core.c:7975
futex_wait_queue+0xfc/0x240 kernel/futex/waitwake.c:376
__futex_wait+0x15b/0x3d0 kernel/futex/waitwake.c:677
futex_wait+0x128/0x7c0 kernel/futex/waitwake.c:706
do_futex+0x32a/0x510 kernel/futex/syscalls.c:132
__do_sys_futex kernel/futex/syscalls.c:209 [inline]
__se_sys_futex+0x13c/0x320 kernel/futex/syscalls.c:190
__x64_sys_futex+0xe9/0x110 kernel/futex/syscalls.c:190
x64_sys_call+0x227f/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:203
do_syscall_x64 arch/x86/entry/common.c:47 [inline]
do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f548519e159
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:00007f54860b20e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f5485425fa8 RCX: 00007f548519e159
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5485425fa8
RBP: 00007f5485425fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5485426038 R14: 00007fffb2293fb0 R15: 00007fffb2294098