Re: kern/51129: Disconnecting USB SD card without umount causes file operations to hang

[coypu%SDF.ORG@localhost]

The following reply was made to PR kern/51129; it has been noted by GNATS.

From: coypu%SDF.ORG@localhost
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/51129: Disconnecting USB SD card without umount causes file
 operations to hang
Date: Tue, 10 May 2016 06:43:52 +0000

 From dmesg after trying to plug it back in a few times:
 
 umass0 at uhub0 port 1 configuration 1 interface 0
 umass0: USB FLASH DISK USB FLASH DISK, rev 2.00/2.01, addr 5
 umass0: using SCSI over Bulk-Only
 scsibus0 at umass0: 2 targets, 1 lun per target
 sd0 at scsibus0 target 0 lun 0: <USB Mass, Storage Device,
 \001\000\000\001> disk removable
 sd0: fabricating a geometry
 sd0: 15193 MB, 15193 cyl, 64 head, 32 sec, 512 bytes/sect x 31116288
 sectors
 sd0: fabricating a geometry
 /dev/sd0a: file system not clean (fs_clean=0x10); please fsck(8)
 /dev/sd0a: lost blocks 0 files 0
 umass0: BBB reset failed, TIMEOUT
 umass0: BBB bulk-in clear stall failed, TIMEOUT
 umass0: BBB bulk-out clear stall failed, TIMEOUT
 umass0: BBB reset failed, TIMEOUT
 umass0: BBB bulk-in clear stall failed, TIMEOUT
 umass0: BBB bulk-out clear stall failed, TIMEOUT
 umass0: BBB reset failed, TIMEOUT
 umass0: BBB bulk-in clear stall failed, TIMEOUT
 umass0: BBB bulk-out clear stall failed, TIMEOUT
 ...