Groups > linux.debian.bugs.dist > #885288

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

From	Andrew Lunn <andrew@lunn.ch>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)
Date	2018-03-04 21:50 +0100
Message-ID	<vpIJX-1jS-9@gated-at.bofh.it> (permalink)
References	<vakTf-5nt-5@gated-at.bofh.it> <vpFVL-7Pk-3@gated-at.bofh.it> <vakTf-5nt-5@gated-at.bofh.it> <vpFVL-7Pk-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Sun, Mar 04, 2018 at 06:41:57PM +0100, Martin Michlmayr wrote:
> A Debian user reported the following issue on QNAP TS-119P II with
> 4.9.65:
> 
> * Menno Finlay-Smits <inbox@menno.io> [2018-01-21 23:08]:
> > 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 (full error below). 

Please can you give me the exact rsync command being used. Having a
unix domain socket seems a bit odd for rsync'ing files on the same
machine.

	Thanks
		Andrew

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Thread

Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-04 21:50 +0100
  Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-05 15:40 +0100
    Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Yves-Alexis Perez <corsac@debian.org> - 2018-03-05 17:10 +0100
      Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-06 02:00 +0100
        Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-07 05:10 +0100
          Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-07 14:10 +0100
          Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-07 14:40 +0100
            Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-07 22:00 +0100
              Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-07 23:40 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-09 11:00 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Yves-Alexis Perez <corsac@debian.org> - 2018-03-09 11:10 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Andrew Lunn <andrew@lunn.ch> - 2018-03-09 15:40 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-11 12:10 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) Yves-Alexis Perez <corsac@debian.org> - 2018-03-11 12:10 +0100
                Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM) "Menno Finlay-Smits" <inbox@menno.io> - 2018-03-11 22:10 +0100

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