[Bug 1789519] Re: Low Memory corruption logged in syslog

2019-07-24 Thread Brad Figg
** Tags added: cscc -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1789519 Title: Low Memory corruption logged in syslog To manage notifications about this bug go to:

[Bug 1789519] Re: Low Memory corruption logged in syslog

2019-01-02 Thread Kai-Heng Feng
L1TF was introduced between these two versions. Do you still see the issue with up-to-date Ubuntu kernel and up-to-date BIOS? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1789519 Title: Low

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-10-30 Thread blamedrop
Hello there, I've spotted the same issue on my *Dell Inspiron 7559* laptop with *Linux Mint 19 Cinnamon* (*4.15.0-38-generic* kernel). "Corrupted" memory values are very consistent. I've been "observing" them since few days and they seem to be pretty the same every time. ``` [...] [24023.760194]

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-09-05 Thread Tim Newby
** Attachment added: "Makefile" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1789519/+attachment/5185076/+files/Makefile -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1789519 Title: Low

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-09-05 Thread Tim Newby
Since I reported this issue I have tried to debug this problem and found that the function call to 'i8k_get_fn_status' in the kernel module 'dell-smm-hwmon' (code at https://github.com/torvalds/linux/blob/master/drivers/hwmon/dell-smm-hwmon.c) is what causes low memory corruption on Dell

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-09-05 Thread Tim Newby
** Attachment added: "dell-smm-hwmon.c" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1789519/+attachment/5185075/+files/dell-smm-hwmon.c -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-09-05 Thread Tim Newby
** Attachment added: "low_mem_corruption.sh" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1789519/+attachment/5185077/+files/low_mem_corruption.sh -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-08-29 Thread Tim Newby
Tested the 4.19-rc1 upstream kernel (4.19.0-041900rc1) and the issue still exists! dmesg output showing "Memory corruption detected in low memory" attached. ** Attachment added: "Low Memory Corruption - dmesg for kernel 4.19-rc1.txt"

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-08-29 Thread Joseph Salisbury
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.19 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix

[Bug 1789519] Re: Low Memory corruption logged in syslog

2018-08-28 Thread Tim Newby
Further Details on Problem: Typical syslog output: Aug 28 16:48:34 Inspiron-3847 kernel: [ 62.424273] Corrupted low memory at a78dba88 (1000 phys) = 6110 Aug 28 16:48:34 Inspiron-3847 kernel: [ 62.424282] Corrupted low memory at d190a321 (1008 phys) =