** Description changed:

  That laptop (intel PIV) was running xenial (kernel 4.4) without problem.
  Now that the bionic upgrade have been done (kernel 4.15), journalctl -b
  have logged:
  
-  kernel: Memory corruption detected in low memory
-  kernel: WARNING: CPU: 0 PID: 32 at 
/build/linux-QWz1wR/linux-4.15.0/arch/x86/kernel/check.c:142 che
-  kernel: Modules linked in:
-  kernel: CPU: 0 PID: 32 Comm: kworker/0:1 Not tainted 4.15.0-15-generic 
#16-Ubuntu
-  kernel: Hardware name: MEDION M296M/        , BIOS NOTE BIOS 
Version/L2850100 11/14/2002
-  kernel: Workqueue: events check_corruption
-  kernel: EIP: check_for_bios_corruption+0x8c/0xc0
-  kernel: EFLAGS: 00210296 CPU: 0
-  kernel: EAX: 00000028 EBX: c0010000 ECX: 00000198 EDX: 00000000
-  kernel: ESI: 00000000 EDI: cde1f2b0 EBP: f5477f30 ESP: f5477f1c
-  kernel:  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
-  kernel: CR0: 80050033 CR2: 00000000 CR3: 0de0f000 CR4: 000006f0
-  kernel: Call Trace:
-  kernel: TCP: Hash tables configured (established 8192 bind 8192)
-  kernel: UDP hash table entries: 512 (order: 2, 16384 bytes)
-  kernel: UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
+  kernel: Memory corruption detected in low memory
+  kernel: WARNING: CPU: 0 PID: 32 at 
/build/linux-QWz1wR/linux-4.15.0/arch/x86/kernel/check.c:142 
check_for_bios_corruption+0x8c/0xc0
+ 
+  kernel: Modules linked in:
+  kernel: CPU: 0 PID: 32 Comm: kworker/0:1 Not tainted 4.15.0-15-generic 
#16-Ubuntu
+  kernel: Hardware name: MEDION M296M/        , BIOS NOTE BIOS 
Version/L2850100 11/14/2002
+  kernel: Workqueue: events check_corruption
+  kernel: EIP: check_for_bios_corruption+0x8c/0xc0
+  kernel: EFLAGS: 00210296 CPU: 0
+  kernel: EAX: 00000028 EBX: c0010000 ECX: 00000198 EDX: 00000000
+  kernel: ESI: 00000000 EDI: cde1f2b0 EBP: f5477f30 ESP: f5477f1c
+  kernel:  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
+  kernel: CR0: 80050033 CR2: 00000000 CR3: 0de0f000 CR4: 000006f0
+  kernel: Call Trace:
+  kernel: TCP: Hash tables configured (established 8192 bind 8192)
+  kernel: UDP hash table entries: 512 (order: 2, 16384 bytes)
+  kernel: UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
  kernel: NET: Registered protocol family 1
-  kernel: ACPI: PCI Interrupt Link [LNKE] enabled at IRQ 5
-  kernel: PCI: setting IRQ 5 as level-triggered
-  kernel: ACPI: PCI Interrupt Link [LNKF] enabled at IRQ 5
-  kernel: ACPI: PCI Interrupt Link [LNKG] enabled at IRQ 5
-  kernel: pci 0000:00:03.3: enabling device (0000 -> 0002)
-  kernel: ACPI: PCI Interrupt Link [LNKH] enabled at IRQ 5
-  kernel: pci 0000:01:00.0: Video device with shadowed ROM at [mem 
0x000c0000-0x000dffff]
-  kernel: PCI: CLS 16 bytes, default 64
-  kernel: Unpacking initramfs...
-  kernel: Freeing initrd memory: 48800K
-  kernel: Scanning for low memory corruption every 60 seconds
-  kernel: Corrupted low memory at f11b93a5 (4e14 phys) = 00001039
-  kernel: Corrupted low memory at aa7e680c (4e18 phys) = 22100007
-  kernel: Corrupted low memory at 07d67f4e (4e1c phys) = 06000000
-  kernel: Corrupted low memory at 14e58341 (4e20 phys) = 00802000
-  kernel: Corrupted low memory at 177ce42b (4e24 phys) = d0000000
-  kernel: Corrupted low memory at a4c6d47a (4e48 phys) = 000000c0
-  kernel: Corrupted low memory at ab7c4974 (4e64 phys) = 837009fe
-  kernel: Corrupted low memory at 5d1625c4 (4e68 phys) = 00b71303
-  kernel: Corrupted low memory at 86bf688b (4e6c phys) = 50082502
-  kernel: Corrupted low memory at 78519e78 (4e70 phys) = 0b32d512
-  kernel: Corrupted low memory at cefe909f (4e74 phys) = 00006f6f
-  kernel: Corrupted low memory at efb2e08f (4e78 phys) = 801a0003
-  kernel: Corrupted low memory at c5b91a0b (4e7c phys) = 00e98001
-  kernel: Corrupted low memory at 662c373b (4e80 phys) = 0000004f
-  kernel: Corrupted low memory at 5ff6a218 (4e84 phys) = 00309e3f
-  kernel: Corrupted low memory at b1b63dbd (4e88 phys) = 00600002
-  kernel: Corrupted low memory at bc8cc516 (4e90 phys) = 00100002
-  kernel: Corrupted low memory at be02ab1d (4e94 phys) = 00302622
-  kernel: Corrupted low memory at 92c91e75 (4e98 phys) = 0b800085
-  kernel: Corrupted low memory at fd16c7d0 (4e9c phys) = 01000c20
-  kernel: Corrupted low memory at 068765bf (4ea0 phys) = 80040000
-  kernel: Corrupted low memory at 6500aa34 (4ea8 phys) = 01000060
-  kernel: Corrupted low memory at 2dffebb8 (4eac phys) = 10741600
-  kernel: Corrupted low memory at f4e7c54d (4eb0 phys) = 10000000
-  kernel: Corrupted low memory at bdecb33f (4eb4 phys) = c233d4c2
-  kernel: Corrupted low memory at c259f3aa (4eb8 phys) = 77010303
-  kernel: Corrupted low memory at ded7243b (4ebc phys) = c2005000
-  kernel: Corrupted low memory at 60e188a8 (4ec0 phys) = 08000142
-  kernel: Corrupted low memory at d446d5b1 (4ec4 phys) = 10000000
-  kernel: Corrupted low memory at a39f733b (4ec8 phys) = 4f000000
-  kernel: Corrupted low memory at ecda55e9 (4ecc phys) = 30304fee
-  kernel: Corrupted low memory at e5fee885 (4ed0 phys) = 85000000
-  kernel: Corrupted low memory at f1a141fa (4ed4 phys) = 00200002
-  kernel: Corrupted low memory at 70088389 (4ed8 phys) = 1f000207
-  kernel: Corrupted low memory at f61ca70e (4ee4 phys) = 06334222
-  kernel: Corrupted low memory at d031d304 (4ee8 phys) = 01ffff49
-  kernel: Corrupted low memory at abbcf68b (4eec phys) = 00aa6666
-  kernel: Corrupted low memory at d159587d (4ef0 phys) = 000000cc
-  kernel: ------------[ cut here ]------------
-  kernel: Memory corruption detected in low memory
-  kernel: WARNING: CPU: 0 PID: 32 at 
/build/linux-QWz1wR/linux-4.15.0/arch/x86/kernel/check.c:142 
check_for_bios_corruption+0x8c/0xc0
+  kernel: ACPI: PCI Interrupt Link [LNKE] enabled at IRQ 5
+  kernel: PCI: setting IRQ 5 as level-triggered
+  kernel: ACPI: PCI Interrupt Link [LNKF] enabled at IRQ 5
+  kernel: ACPI: PCI Interrupt Link [LNKG] enabled at IRQ 5
+  kernel: pci 0000:00:03.3: enabling device (0000 -> 0002)
+  kernel: ACPI: PCI Interrupt Link [LNKH] enabled at IRQ 5
+  kernel: pci 0000:01:00.0: Video device with shadowed ROM at [mem 
0x000c0000-0x000dffff]
+  kernel: PCI: CLS 16 bytes, default 64
+  kernel: Unpacking initramfs...
+  kernel: Freeing initrd memory: 48800K
+  kernel: Scanning for low memory corruption every 60 seconds
+  kernel: Corrupted low memory at f11b93a5 (4e14 phys) = 00001039
+  kernel: Corrupted low memory at aa7e680c (4e18 phys) = 22100007
+  kernel: Corrupted low memory at 07d67f4e (4e1c phys) = 06000000
+  kernel: Corrupted low memory at 14e58341 (4e20 phys) = 00802000
+  kernel: Corrupted low memory at 177ce42b (4e24 phys) = d0000000
+  kernel: Corrupted low memory at a4c6d47a (4e48 phys) = 000000c0
+  kernel: Corrupted low memory at ab7c4974 (4e64 phys) = 837009fe
+  kernel: Corrupted low memory at 5d1625c4 (4e68 phys) = 00b71303
+  kernel: Corrupted low memory at 86bf688b (4e6c phys) = 50082502
+  kernel: Corrupted low memory at 78519e78 (4e70 phys) = 0b32d512
+  kernel: Corrupted low memory at cefe909f (4e74 phys) = 00006f6f
+  kernel: Corrupted low memory at efb2e08f (4e78 phys) = 801a0003
+  kernel: Corrupted low memory at c5b91a0b (4e7c phys) = 00e98001
+  kernel: Corrupted low memory at 662c373b (4e80 phys) = 0000004f
+  kernel: Corrupted low memory at 5ff6a218 (4e84 phys) = 00309e3f
+  kernel: Corrupted low memory at b1b63dbd (4e88 phys) = 00600002
+  kernel: Corrupted low memory at bc8cc516 (4e90 phys) = 00100002
+  kernel: Corrupted low memory at be02ab1d (4e94 phys) = 00302622
+  kernel: Corrupted low memory at 92c91e75 (4e98 phys) = 0b800085
+  kernel: Corrupted low memory at fd16c7d0 (4e9c phys) = 01000c20
+  kernel: Corrupted low memory at 068765bf (4ea0 phys) = 80040000
+  kernel: Corrupted low memory at 6500aa34 (4ea8 phys) = 01000060
+  kernel: Corrupted low memory at 2dffebb8 (4eac phys) = 10741600
+  kernel: Corrupted low memory at f4e7c54d (4eb0 phys) = 10000000
+  kernel: Corrupted low memory at bdecb33f (4eb4 phys) = c233d4c2
+  kernel: Corrupted low memory at c259f3aa (4eb8 phys) = 77010303
+  kernel: Corrupted low memory at ded7243b (4ebc phys) = c2005000
+  kernel: Corrupted low memory at 60e188a8 (4ec0 phys) = 08000142
+  kernel: Corrupted low memory at d446d5b1 (4ec4 phys) = 10000000
+  kernel: Corrupted low memory at a39f733b (4ec8 phys) = 4f000000
+  kernel: Corrupted low memory at ecda55e9 (4ecc phys) = 30304fee
+  kernel: Corrupted low memory at e5fee885 (4ed0 phys) = 85000000
+  kernel: Corrupted low memory at f1a141fa (4ed4 phys) = 00200002
+  kernel: Corrupted low memory at 70088389 (4ed8 phys) = 1f000207
+  kernel: Corrupted low memory at f61ca70e (4ee4 phys) = 06334222
+  kernel: Corrupted low memory at d031d304 (4ee8 phys) = 01ffff49
+  kernel: Corrupted low memory at abbcf68b (4eec phys) = 00aa6666
+  kernel: Corrupted low memory at d159587d (4ef0 phys) = 000000cc
+  kernel: ------------[ cut here ]------------
+  kernel: Memory corruption detected in low memory
+  kernel: WARNING: CPU: 0 PID: 32 at 
/build/linux-QWz1wR/linux-4.15.0/arch/x86/kernel/check.c:142 
check_for_bios_corruption+0x8c/0xc0
  
-  kernel: Modules linked in:
+  kernel: Modules linked in:
  kernel: CPU: 0 PID: 32 Comm: kworker/0:1 Not tainted 4.15.0-15-generic 
#16-Ubuntu
-  kernel: Hardware name: MEDION M296M/        , BIOS NOTE BIOS 
Version/L2850100 11/14/2002
-  kernel: Workqueue: events check_corruption
-  kernel: EIP: check_for_bios_corruption+0x8c/0xc0
-  kernel: EFLAGS: 00210296 CPU: 0
-  kernel: EAX: 00000028 EBX: c0010000 ECX: 00000198 EDX: 00000000
-  kernel: ESI: 00000000 EDI: cde1f2b0 EBP: f5477f30 ESP: f5477f1c
-  kernel:  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
-  kernel: CR0: 80050033 CR2: 00000000 CR3: 0de0f000 CR4: 000006f0
-  kernel: Call Trace:
-  kernel:  check_corruption+0xd/0x40
+  kernel: Hardware name: MEDION M296M/        , BIOS NOTE BIOS 
Version/L2850100 11/14/2002
+  kernel: Workqueue: events check_corruption
+  kernel: EIP: check_for_bios_corruption+0x8c/0xc0
+  kernel: EFLAGS: 00210296 CPU: 0
+  kernel: EAX: 00000028 EBX: c0010000 ECX: 00000198 EDX: 00000000
+  kernel: ESI: 00000000 EDI: cde1f2b0 EBP: f5477f30 ESP: f5477f1c
+  kernel:  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
+  kernel: CR0: 80050033 CR2: 00000000 CR3: 0de0f000 CR4: 000006f0
+  kernel: Call Trace:
+  kernel:  check_corruption+0xd/0x40
  kernel:  process_one_work+0x1b9/0x3d0
  kernel:  worker_thread+0x37/0x420
-  kernel:  kthread+0xf0/0x110
-  kernel:  ? process_one_work+0x3d0/0x3d0
-  kernel:  ? kthread_create_worker_on_cpu+0x20/0x20
-  kernel:  ret_from_fork+0x2e/0x38
-  kernel:  Code: 65 f4 5b 5e 5f 5d c3 90 8d b4 26 00 00 00 00 f3 c3 80 3d 60 
48 cb cd 00 75 e5 68 34 51 ae cd c6 05 60 48 cb cd 01 e8 74 2f 01 00 <0f> 0b 58 
eb cf 50 8d 83 00 00 00 40 89 55 f0 50 53 68 00 51 ae
-  kernel: ---[ end trace eecf6203e0df004c ]---
+  kernel:  kthread+0xf0/0x110
+  kernel:  ? process_one_work+0x3d0/0x3d0
+  kernel:  ? kthread_create_worker_on_cpu+0x20/0x20
+  kernel:  ret_from_fork+0x2e/0x38
+  kernel:  Code: 65 f4 5b 5e 5f 5d c3 90 8d b4 26 00 00 00 00 f3 c3 80 3d 60 
48 cb cd 00 75 e5 68 34 51 ae cd c6 05 60 48 cb cd 01 e8 74 2f 01 00 <0f> 0b 58 
eb cf 50 8d 83 00 00 00 40 89 55 f0 50 53 68 00 51 ae
+  kernel: ---[ end trace eecf6203e0df004c ]---
  
  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-15-generic 4.15.0-15.16
  ProcVersionSignature: Ubuntu 4.15.0-15.16-generic 4.15.15
  Uname: Linux 4.15.0-15-generic i686
  ApportVersion: 2.20.9-0ubuntu4
  Architecture: i386
  AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC0:  oem        1296 F.... pulseaudio
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC0:  oem        1296 F.... pulseaudio
  CurrentDesktop: LXDE
  Date: Mon Apr  9 14:34:13 2018
  HibernationDevice: RESUME=UUID=662d2878-6a53-4bc7-a6cc-d7bd9d1806b2
  InstallationDate: Installed on 2013-10-21 (1631 days ago)
  InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
  IwConfig:
-  lo        no wireless extensions.
-  
-  eth0      no wireless extensions.
+  lo        no wireless extensions.
+ 
+  eth0      no wireless extensions.
  Lsusb:
-  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
-  Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
-  Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
-  Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
+  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+  Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
+  Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
+  Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: MEDION M296M
  PccardctlIdent:
-  Socket 0:
-    no product info available
+  Socket 0:
+    no product info available
  PccardctlStatus:
-  Socket 0:
-    no card
+  Socket 0:
+    no card
  ProcFB: 0 radeondrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-15-generic 
root=UUID=ed4abcae-c35b-4eb9-8400-dbefca805fb1 ro
  RelatedPackageVersions:
-  linux-restricted-modules-4.15.0-15-generic N/A
-  linux-backports-modules-4.15.0-15-generic  N/A
-  linux-firmware                             1.173
+  linux-restricted-modules-4.15.0-15-generic N/A
+  linux-backports-modules-4.15.0-15-generic  N/A
+  linux-firmware                             1.173
  RfKill:
-  
+ 
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 11/14/2002
  dmi.bios.vendor: MEDION
  dmi.bios.version: NOTE BIOS Version/L2850100
  dmi.board.vendor: MEDION
  dmi.chassis.type: 10
  dmi.chassis.vendor: MEDION
  dmi.modalias: 
dmi:bvnMEDION:bvrNOTEBIOSVersion/L2850100:bd11/14/2002:svnMEDION:pnM296M:pvr:rvnMEDION:rn:rvr:cvnMEDION:ct10:cvr:
  dmi.product.name: M296M
  dmi.sys.vendor: MEDION

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https://bugs.launchpad.net/bugs/1762413

Title:
  Memory corruption detected in low memory

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