rmmod
当我尝试使用该模块时,出现以下内核崩溃g_hid
。有人可以为我提供线索吗?
[ 261.125986] ------------[ cut here ]------------
[ 261.130656] Device 'hidg.0' does not have a release() function, it is broken and must be fixed. See Documentation/kobject.txt.
[ 261.142142] WARNING: CPU: 2 PID: 938 at drivers/base/core.c:1103 device_release+0x70/0x80
[ 261.150321] Modules linked in: usb_f_hid g_hid(-) qca9377(O) crct10dif_ce phy_generic ci_hdrc_imx ci_hdrc usbmisc_imx
[ 261.160944] CPU: 2 PID: 938 Comm: rmmod Tainted: G O 5.4.70-2.3.0+g5f2220e87dd8 #1
[ 261.169812] Hardware name: FSL i.MX8MM EVK board (DT)
[ 261.174863] pstate: 40000005 (nZcv daif -PAN -UAO)
[ 261.179655] pc : device_release+0x70/0x80
[ 261.183667] lr : device_release+0x70/0x80
[ 261.187674] sp : ffff8000120cbd50
[ 261.190986] x29: ffff8000120cbd50 x28: ffff0000716a7000
[ 261.196297] x27: 0000000000000000 x26: 0000000000000000
[ 261.201608] x25: 0000000056000000 x24: 0000000000000015
[ 261.206919] x23: ffff800011a55fd0 x22: ffff000072c55080
[ 261.212229] x21: 0000000000000000 x20: ffff000072f85600
[ 261.217540] x19: ffff8000090ec158 x18: 0000000000000010
[ 261.222851] x17: 0000000000000000 x16: 0000000000000000
[ 261.228162] x15: ffff0000716a7470 x14: 6562207473756d20
[ 261.233472] x13: 646e61206e656b6f x12: 7262207369207469
[ 261.238783] x11: 202c6e6f6974636e x10: 7566202928657361
[ 261.244094] x9 : 656c657220612065 x8 : ffff800011ba9000
[ 261.249405] x7 : ffff8000106a1a28 x6 : 0000000000000544
[ 261.254716] x5 : 0000000000000000 x4 : ffff00007dba8188
[ 261.260027] x3 : ffff00007dbaef20 x2 : ffff00007dba8188
[ 261.265337] x1 : 01430cd05f3e4f00 x0 : 0000000000000000
[ 261.270648] Call trace:
[ 261.273094] device_release+0x70/0x80
[ 261.276757] kobject_put+0x74/0xf0
[ 261.280158] put_device+0x10/0x20
[ 261.283474] platform_device_unregister+0x28/0x38
[ 261.288182] hidg_cleanup+0x2c/0xb6c [g_hid]
[ 261.292454] __arm64_sys_delete_module+0x140/0x228
[ 261.297246] el0_svc_common.constprop.0+0x68/0x160
[ 261.302036] el0_svc_handler+0x20/0x80
[ 261.305785] el0_svc+0x8/0x208
[ 261.308837] ---[ end trace 1b878641e3d35ced ]---