Public bug reported:
mai 09 23:09:28 RD-NC kernel: ------------[ cut here ]------------
mai 09 23:09:28 RD-NC kernel: x86/mm: Found insecure W+X mapping at address
5096e094/0xc00a0000
mai 09 23:09:28 RD-NC kernel: WARNING: CPU: 1 PID: 1 at
/build/linux-hwe-edge-OzxTzo/linux-hwe-edge-4.15.0/arch/x86/mm/dump_pagetables.c:266
note_page+0x5ec/0x790
mai 09 23:09:28 RD-NC kernel: Modules linked in:
mai 09 23:09:28 RD-NC kernel: CPU: 1 PID: 1 Comm: swapper/0 Not tainted
4.15.0-15-generic #16~16.04.1-Ubuntu
mai 09 23:09:28 RD-NC kernel: Hardware name: Hewlett-Packard Compaq Mini
110c-1000/308F, BIOS 308F0 Ver. F.07 06/18/2009
mai 09 23:09:28 RD-NC kernel: EIP: note_page+0x5ec/0x790
mai 09 23:09:28 RD-NC kernel: EFLAGS: 00010282 CPU: 1
mai 09 23:09:28 RD-NC kernel: EAX: 00000041 EBX: f6a07f44 ECX: d2e31548 EDX:
00000000
mai 09 23:09:28 RD-NC kernel: ESI: 80000000 EDI: 00000000 EBP: f6a07f10 ESP:
f6a07ee4
mai 09 23:09:28 RD-NC kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
mai 09 23:09:28 RD-NC kernel: CR0: 80050033 CR2: b7d6531c CR3: 12e1d000 CR4:
000006f0
mai 09 23:09:28 RD-NC kernel: Call Trace:
mai 09 23:09:28 RD-NC kernel: ptdump_walk_pgd_level_core+0x284/0x2e0
mai 09 23:09:28 RD-NC kernel: ptdump_walk_pgd_level_checkwx+0x18/0x20
mai 09 23:09:28 RD-NC kernel: mark_rodata_ro+0xf5/0x111
mai 09 23:09:28 RD-NC kernel: ? rest_init+0x90/0x90
mai 09 23:09:28 RD-NC kernel: kernel_init+0x2e/0xf0
mai 09 23:09:28 RD-NC kernel: ret_from_fork+0x19/0x38
mai 09 23:09:28 RD-NC kernel: Code: fa ff ff 83 c2 0c c7 43 18 00 00 00 00 89
53 14 e9 1a fd ff ff 8b 43 0c c6 05 a6 28 cc d2 01 50 50 68 d8 f6 ae d2 e8 f4
73 00 00 <0f> 0b 83 c4 0c e9 74 fa ff ff ff 72 10 68 cc f5 ae d2 e8 cc 4d
mai 09 23:09:28 RD-NC kernel: ---[ end trace caa86690bc0b7b17 ]---
mai 09 23:09:28 RD-NC kernel: x86/mm: Checked W+X mappings: FAILED, 96 W+X
pages found.
And for linux-hwe-4.13.0 (not sure if it is the same issue):
mai 09 21:30:58 RD-NC kernel: ------------[ cut here ]------------
mai 09 21:30:58 RD-NC kernel: WARNING: CPU: 1 PID: 0 at
/build/linux-hwe-NK5GZt/linux-hwe-4.13.0/arch/x86/mm/tlb.c:361
initialize_tlbstate_and_flush+0x158/0x160
mai 09 21:30:58 RD-NC kernel: Modules linked in:
mai 09 21:30:58 RD-NC kernel: CPU: 1 PID: 0 Comm: swapper/1 Not tainted
4.13.0-41-generic #46~16.04.1-Ubuntu
mai 09 21:30:58 RD-NC kernel: Hardware name: Hewlett-Packard Compaq Mini
110c-1000/308F, BIOS 308F0 Ver. F.07 06/18/2009
mai 09 21:30:58 RD-NC kernel: task: f6a0f500 task.stack: f6a2c000
mai 09 21:30:58 RD-NC kernel: EIP: initialize_tlbstate_and_flush+0x158/0x160
mai 09 21:30:58 RD-NC kernel: EFLAGS: 00210006 CPU: 1
mai 09 21:30:58 RD-NC kernel: EAX: 0cba1000 EBX: ccbe0d00 ECX: ccbe0e88 EDX:
0cda7000
mai 09 21:30:58 RD-NC kernel: ESI: f6a0f500 EDI: ccda7000 EBP: f6a2df54 ESP:
f6a2df40
mai 09 21:30:58 RD-NC kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
mai 09 21:30:58 RD-NC kernel: CR0: 80050033 CR2: 00000000 CR3: 0cba1000 CR4:
000006b0
mai 09 21:30:58 RD-NC kernel: Call Trace:
mai 09 21:30:58 RD-NC kernel: cpu_init+0xc9/0x280
mai 09 21:30:58 RD-NC kernel: start_secondary+0x24/0x1c0
mai 09 21:30:58 RD-NC kernel: startup_32_smp+0x16b/0x170
mai 09 21:30:58 RD-NC kernel: ? startup_32_smp+0x16b/0x170
mai 09 21:30:58 RD-NC kernel: Code: d8 cc c7 00 00 00 00 00 c7 40 04 00 00 00
00 89 c8 50 9d 8d 74 26 00 83 c3 10 39 de 75 cd 83 c4 08 5b 5e 5f 5d c3 90 8d
74 26 00 <0f> ff e9 dd fe ff ff 90 3e 8d 74 26 00 55 89 e5 57 56 53 83 ec
mai 09 21:30:58 RD-NC kernel: ---[ end trace ed2f75d938020e52 ]---
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.15.0-15-generic 4.15.0-15.16~16.04.1
ProcVersionSignature: Ubuntu 4.15.0-15.16~16.04.1-generic 4.15.15
Uname: Linux 4.15.0-15-generic i686
ApportVersion: 2.20.1-0ubuntu2.16
Architecture: i386
CurrentDesktop: Unity
Date: Wed May 9 23:17:32 2018
InstallationDate: Installed on 2010-01-08 (3043 days ago)
InstallationMedia: Ubuntu-Netbook-Remix 9.10 "Karmic Koala" - Release i386
(20091028.4)
SourcePackage: linux-hwe-edge
UpgradeStatus: Upgraded to xenial on 2018-05-09 (0 days ago)
** Affects: linux-hwe-edge (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 xenial
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https://bugs.launchpad.net/bugs/1770257
Title:
x86/mm: Found insecure W+X mapping at address 5096e094/0xc00a0000
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