> On Apr 21, 2017, at 2:17 PM, Bart Van Assche <Bart.VanAssche@xxxxxxxxxxx> wrote: > > On Fri, 2017-04-21 at 14:13 -0700, Song Liu wrote: >> When a device is deleted through sysfs handle "delete", [ ... ] > > If I try to use that sysfs attribute then I encounter a deadlock (see > also the report below). How is it possible that you have not hit that > deadlock in your tests? > > Bart. Hmm... Seems my test environment (VM) doesn't call the following path __scsi_remove_device+0xe9/0x120 scsi_forget_host+0x60/0x70 scsi_remove_host+0x71/0x110 Let me fix it. Thanks, Song