hidraw: raw HID events driver (C) Jiri Kosina usbcore: registered new interface driver usbhid usbhid: USB HID core driver ion_heap_create: Heap type is disabled: 1 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.4.203-syzkaller #0 task: ffff8801da5f0000 task.stack: ffff8801da5f8000 RIP: 0010:[] [] ion_heap_destroy+0x32/0xd0 drivers/staging/android/ion/ion_heap.c:363 RSP: 0000:ffff8801da5ffda8 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000010 RCX: 0000000000000000 RDX: 0000000000000003 RSI: ffffffff820ae54c RDI: 000000000000001a RBP: ffff8801da5ffdb8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffffffffea R13: ffff8800b9e4be78 R14: dffffc0000000000 R15: ffffffffffffffea FS: 0000000000000000(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000002e0a000 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: dffffc0000000000 ffffffffffffffea ffff8801da5ffdf0 ffffffff8324d779 ffffffff82e11080 ffff8800b9e47760 dffffc0000000000 ffffffff8324d4b8 ffff8801da5ffeb0 ffff8801da5ffed8 ffffffff810004ab 0000000082ab2960 Call Trace: [] ion_dummy_init+0x2c1/0x36d drivers/staging/android/ion/ion_dummy_driver.c:116 [] do_one_initcall+0x13b/0x260 init/main.c:793 [] do_initcall_level init/main.c:858 [inline] [] do_initcalls init/main.c:866 [inline] [] do_basic_setup init/main.c:884 [inline] [] kernel_init_freeable+0x2fa/0x3c3 init/main.c:1029 [] kernel_init+0x12/0x15e init/main.c:957 [] ret_from_fork+0x55/0x80 arch/x86/entry/entry_64.S:510 Code: 89 fc 48 83 ec 08 e8 1e d5 24 ff 4d 85 e4 74 53 e8 14 d5 24 ff 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 83 00 00 00 41 8b 54 24 30 RIP [] ion_heap_destroy+0x32/0xd0 drivers/staging/android/ion/ion_heap.c:363 RSP ---[ end trace 2c7ecf91f0194dc3 ]---