On Tue, 27 Jan 2015, Athlion wrote: > Hello all. > > On my Thunkpad T420i with 3.18.2 and 3.18.3 kernels, I can reproduce > the following behaviour 100% of the time: > > 1. Connect one of my (NTFS-formatted) WD 1TB 'My Passport' drives via USB. > 2. Disconnect the cable. > 3. Kernel Ooops. > > For last entries of the journal (it actually caught the kernel oops > one time, I'm amazed) see the photo here: > https://dl.dropboxusercontent.com/u/63420/journal.jpg > > Please note that the drive need not be mounted at all. In fact, this > even happens if I stop all graphical and automount services and > plug-in and then disconnect the cable. Also, other USB drives and USB > flash disks do not exhibit this behaviour... Go figure! > > If I'm on a console, I can only see the last 45 or so lines of the > stack trace (using KVM 1600x900 resolution console). The first lines > (along with the initial oops message (caught in the journal) get > scrolled off so I cannot post anything). > > What can I do to further debug this? I'm uncomfortable having any > plug-in utility writing to my disk after the crash since I'm using > this laptop for work and have crucial data on it. If you have another computer handy, you can set up a network console (or a serial console) so that the entire oops message gets captured. Also, you could try running the latest 3.19-rc kernel to see if the problem has already been fixed. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
