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 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 11156 at mm/page_alloc.c:5154 __alloc_frozen_pages_noprof+0x414/0x1f2c mm/page_alloc.c:5154 Modules linked in: CPU: 1 UID: 0 PID: 11156 Comm: syz.7.2148 Not tainted syzkaller #0 PREEMPT Hardware name: linux,dummy-virt (DT) pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __alloc_frozen_pages_noprof+0x414/0x1f2c mm/page_alloc.c:5154 lr : alloc_pages_mpol+0xfc/0x400 mm/mempolicy.c:2416 sp : ffff80008d7a7800 x29: ffff80008d7a7800 x28: 0000000000000010 x27: 0000000000000004 x26: 0000000000000000 x25: 0000000000040cc0 x24: 0000000000000010 x23: 1ffff00011a75b68 x22: 1ffff00011af4f22 x21: 1ffff00011af4f58 x20: 0000000000000000 x19: ffff80008d3adb40 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000020000080 x14: 00000000f1f1f1f1 x13: 0000000000000000 x12: ffff700011af4fad x11: 00000000f204f204 x10: 00000000f200f204 x9 : 00000000f2000000 x8 : 00000000f2f2f2f2 x7 : 00000000f3f3f3f3 x6 : 0000000000000001 x5 : ffff000017411e80 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff800088d3e6e7 Call trace: __alloc_frozen_pages_noprof+0x414/0x1f2c mm/page_alloc.c:5154 (P) alloc_pages_mpol+0xfc/0x400 mm/mempolicy.c:2416 alloc_frozen_pages_noprof+0x178/0x1ec mm/mempolicy.c:2487 ___kmalloc_large_node+0x118/0x154 mm/slub.c:5591 __kmalloc_large_node_noprof+0x28/0x88 mm/slub.c:5622 __do_kmalloc_node mm/slub.c:5638 [inline] __kmalloc_noprof+0x588/0x824 mm/slub.c:5662 kmalloc_noprof include/linux/slab.h:961 [inline] raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:673 [inline] raw_alloc_io_data+0xc8/0x144 drivers/usb/gadget/legacy/raw_gadget.c:659 raw_ioctl_ep0_read drivers/usb/gadget/legacy/raw_gadget.c:776 [inline] raw_ioctl+0xe3c/0x2640 drivers/usb/gadget/legacy/raw_gadget.c:1313 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __arm64_sys_ioctl+0x124/0x1a4 fs/ioctl.c:583 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:49 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:132 do_el0_svc+0x40/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x288 arch/arm64/kernel/entry-common.c:746 el0t_64_sync_handler+0xa0/0xe4 arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 5094 hardirqs last enabled at (5093): [] kasan_quarantine_put+0x1c8/0x228 mm/kasan/quarantine.c:234 hardirqs last disabled at (5094): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (5076): [] fpsimd_restore_current_state+0x44/0x6bc arch/arm64/kernel/fpsimd.c:1745 softirqs last disabled at (5074): [] alternative_has_cap_likely arch/arm64/include/asm/alternative-macros.h:232 [inline] softirqs last disabled at (5074): [] system_supports_fpsimd arch/arm64/include/asm/cpufeature.h:743 [inline] softirqs last disabled at (5074): [] fpsimd_restore_current_state+0x14/0x6bc arch/arm64/kernel/fpsimd.c:1738 ---[ end trace 0000000000000000 ]---