On 2023/10/17 19:20, Marek Vasut wrote:
On 10/17/23 08:20, Minda Chen wrote:
xhci_wait_for_event() waiting TRB_TRANSFER event may return NULL. Checking the return value to avoid crash.
Signed-off-by: Minda Chen minda.chen@starfivetech.com
How did you trigger this error ? Is there a reproducer ? Details please ...
While Scanning a lenovo usb2.0 udiskļ¼ not 100 % reproduce
This is log.
StarFive # usb reset resetting USB... Bus xhci_pci: Register 5000420 NbrPorts 5 Starting the controller USB XHCI 1.00 scanning bus xhci_pci for devices... WARN halted endpoint, queueing URB anyway. Unexpected XHCI event TRB, skipping... (f77141f0 00000000 13000000 02008401) Unhandled exception: Load access fault EPC: 00000000f7f563c6 RA: 00000000f7f563c6 TVAL: 000000000000000c EPC: 000000004024a3c6 RA: 000000004024a3c6 reloc adjusted
SP: 00000000f76f9a60 GP: 00000000f76fbdd0 TP: 0000000000000001 T0: 00000000f76fa168 T1: 00000000000000ff T2: 0000000000000016 S0: 00000000f7712fc0 S1: 00000000f76fb100 A0: 0000000000000000 A1: 0000000000000000 A2: 00000000f77145d0 A3: 00000000f7714590 A4: 0000000000000000 A5: 0000000000000020 A6: 000000000000000f A7: 0000000000000100 S2: 0000000000000000 S3: 0000000000000000 S4: 00000000f7717050 S5: 00000000f7717050 S6: 0000000080000383 S7: 00000000f76f9dc0 S8: 00000000000000ff S9: 0000000000000001 S10: 00000000f76f9ba0 S11: 0000000000010c04 T3: 0000000000000010 T4: 0000000000000006 T5: 0000000000000080 T6: 00000000f76fa231
Code: 842a f0ef d75f 0593 0200 8522 f0ef ebdf (455c)
This is USB info and storage info
StarFive # 1: Hub, USB Revision 3.0 - U-Boot XHCI Host Controller - Class: Hub - PacketSize: 512 Configurations: 1 - Vendor: 0x0000 Product 0x0000 Version 1.0 Configuration: 1 - Interfaces: 1 Self Powered 0mA Interface: 0 - Alternate Setting 0, Endpoints: 1 - Class Hub - Endpoint 1 In Interrupt MaxPacket 8 Interval 255ms
2: Hub, USB Revision 2.10 - USB2.0 Hub - Class: Hub - PacketSize: 64 Configurations: 1 - Vendor: 0x2109 Product 0x3431 Version 4.32 Configuration: 1 - Interfaces: 1 Self Powered Remote Wakeup 100mA Interface: 0 - Alternate Setting 0, Endpoints: 1 - Class Hub - Endpoint 1 In Interrupt MaxPacket 1 Interval 12ms
3: Mass Storage, USB Revision 2.0 - Generic Mass Storage 31097778XB15113405 - Class: (from Interface) Mass Storage - PacketSize: 64 Configurations: 1 - Vendor: 0x17ef Product 0x38ac Version 1.0 Configuration: 1 - Interfaces: 1 Bus Powered 200mA Interface: 0 - Alternate Setting 0, Endpoints: 2 - Class Mass Storage, Transp. SCSI, Bulk only - Endpoint 1 Out Bulk MaxPacket 512 - Endpoint 2 In Bulk MaxPacket 512
StarFive # usb storage Device 0: Vendor: Rev: 8.07 Prod: Lenovo SX1 64G Type: Removable Hard Disk Capacity: 60000.0 MB = 58.5 GB (122880000 x 512) StarFive #