Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-01-21 Thread Menno Finlay-Smits
Package: src:linux Version: 4.9.65-3+deb9u2 Severity: critical Justification: breaks the whole system Dear Maintainer, Rsyncing files between 2 HDDs on a QNAP 119p with a fresh, minimal install of stretch NAS (armel) causes the kernel to fail after ~20mins with a kernel memory overwrite attempt

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-01-21 Thread Menno Finlay-Smits
I messed up the NAS model number when editing the bug description. To be clear, it's a "QNAP TS-119p II".

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-03-07 Thread Menno Finlay-Smits
On Thu, 8 Mar 2018, at 02:36, Andrew Lunn wrote: > > What else can I try? > > Do you have transparent huge pages enabled? > > ~$ cat /sys/kernel/mm/transparent_hugepage/enabled > [always] madvise never > > If so, could you disable it with: > > echo never >

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-03-06 Thread Menno Finlay-Smits
On Tue, 6 Mar 2018, at 13:54, Menno Finlay-Smits wrote: > On Tue, 6 Mar 2018, at 04:57, Yves-Alexis Perez wrote: > > On Mon, 2018-03-05 at 15:28 +0100, Andrew Lunn wrote: > > > Would it be possible to try to reproduce this problem with 4.9.86 on > > > the h

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-03-11 Thread Menno Finlay-Smits
On Mon, 12 Mar 2018, at 00:06, Yves-Alexis Perez wrote: > On Mon, 2018-03-12 at 00:02 +1300, Menno Finlay-Smits wrote: > > Do you want me to help figure out which change to the kernel fixed the > > problem? > > As far as I can tell and if I'm not mistaken, the fix

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-03-11 Thread Menno Finlay-Smits
> > > Could you also try linux-image-4.14.0-3-marvell from sid? > > > > Can do. Should I just use the kernel packages from sid or update the whole > > system to sid? > > Hi Menno > > The kernel packages should be sufficient. Bingo. The problem doesn't seem to happen using

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-03-09 Thread Menno Finlay-Smits
On Thu, 8 Mar 2018, at 11:27, Andrew Lunn wrote: > On Thu, Mar 08, 2018 at 09:49:29AM +1300, Menno Finlay-Smits wrote: > > On Thu, 8 Mar 2018, at 02:36, Andrew Lunn wrote: > > > > What else can I try? > > > > > > Do you have transparent huge pages enab

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2018-03-05 Thread Menno Finlay-Smits
On Tue, 6 Mar 2018, at 04:57, Yves-Alexis Perez wrote: > On Mon, 2018-03-05 at 15:28 +0100, Andrew Lunn wrote: > > Would it be possible to try to reproduce this problem with 4.9.86 on > > the hardware reporting the issue? > > 4.9.82-1+deb9u3 is currently in the archive. Menno, could you give it a

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)

2019-07-31 Thread Menno Finlay-Smits
Not really sorry. I'm not using this hardware any more. On Thu, 1 Aug 2019, at 02:37, Martin Michlmayr wrote: > * Martin Michlmayr [2018-09-10 14:27]: > > > > > Do you want me to help figure out which change to the kernel fixed the > > > > > problem? > > > > > > > > As far as I can tell and if