Re: 4.8.6, NULL pointer in __wake_up_common / drm / i915
On Wed, Nov 16, Olaf Hering wrote: > During boot into a current openSUSE Tumbleweed 20161108 this laptop > starts to hang sometimes with 4.8.x. Today I was able to catch this > crash in __wake_up_common caused by i915 or drm or whatever: > > ... > [ 69.851635] BUG: unable to handle kernel NULL pointer dereference at > (null) > [ 69.851754] IP: [] __wake_up_common+0x25/0x80 This still happens with 4.8.10. Any idea how to fix it? Olaf [0.00] microcode: microcode updated early to revision 0xa4, date = 2010-10-02 [0.00] Linux version 4.8.10-1-default (geeko@buildhost) (gcc version 6.2.1 20160830 [gcc-6-branch revision 239856] (SUSE Linux) ) #1 SMP PREEMPT Mon Nov 21 13:50:28 UTC 2016 (d1ec066) [0.00] Command line: BOOT_IMAGE=(lvm/sd240_crypt_lvm-sd240_btrfs)/tw_xfce/boot/vmlinuz quiet panic=9 net.ifnames=0 rootflags=subvol=/tw_xfce,noatime plymouth.enable=0 resume=/dev/disk/by-label/SD240_CRYPT_SWP [0.00] x86/fpu: Legacy x87 FPU detected. [0.00] x86/fpu: Using 'eager' FPU context switches. [0.00] e820: BIOS-provided physical RAM map: [0.00] BIOS-e820: [mem 0x-0x0009f7ff] usable [0.00] BIOS-e820: [mem 0x0009f800-0x0009] reserved [0.00] BIOS-e820: [mem 0x000dc000-0x000f] reserved [0.00] BIOS-e820: [mem 0x0010-0xbf67] usable [0.00] BIOS-e820: [mem 0xbf68-0xbf690fff] ACPI NVS [0.00] BIOS-e820: [mem 0xbf691000-0xbfff] reserved [0.00] BIOS-e820: [mem 0xe000-0xefff] reserved [0.00] BIOS-e820: [mem 0xfec0-0xfec0] reserved [0.00] BIOS-e820: [mem 0xfed0-0xfed003ff] reserved [0.00] BIOS-e820: [mem 0xfed14000-0xfed19fff] reserved [0.00] BIOS-e820: [mem 0xfed1c000-0xfed8] reserved [0.00] BIOS-e820: [mem 0xfee0-0xfee00fff] reserved [0.00] BIOS-e820: [mem 0xff00-0x] reserved [0.00] BIOS-e820: [mem 0x0001-0x00013fff] usable [0.00] NX (Execute Disable) protection: active [0.00] SMBIOS 2.4 present. [0.00] DMI: FUJITSU SIEMENS ESPRIMO Mobile M9400/M11D, BIOS 1.06 - R059 - 1566 04/22/2008 [0.00] e820: update [mem 0x-0x0fff] usable ==> reserved [0.00] e820: remove [mem 0x000a-0x000f] usable [0.00] e820: last_pfn = 0x14 max_arch_pfn = 0x4 [0.00] MTRR default type: uncachable [0.00] MTRR fixed ranges enabled: [0.00] 0-9 write-back [0.00] A-B uncachable [0.00] C-F write-protect [0.00] MTRR variable ranges enabled: [0.00] 0 base 0C000 mask FC000 uncachable [0.00] 1 base 0 mask F write-back [0.00] 2 base 1 mask FC000 write-back [0.00] 3 base 0BF70 mask 0 uncachable [0.00] 4 base 0BF80 mask FFF80 uncachable [0.00] 5 disabled [0.00] 6 disabled [0.00] 7 disabled [0.00] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT [0.00] e820: update [mem 0xbf70-0x] usable ==> reserved [0.00] e820: last_pfn = 0xbf680 max_arch_pfn = 0x4 [0.00] found SMP MP-table at [mem 0x000f77a0-0x000f77af] mapped at [8801c00f77a0] [0.00] Scanning 1 areas for low memory corruption [0.00] Base memory trampoline at [8801c0099000] 99000 size 24576 [0.00] BRK [0x108262000, 0x108262fff] PGTABLE [0.00] BRK [0x108263000, 0x108263fff] PGTABLE [0.00] BRK [0x108264000, 0x108264fff] PGTABLE [0.00] BRK [0x108265000, 0x108265fff] PGTABLE [0.00] BRK [0x108266000, 0x108266fff] PGTABLE [0.00] BRK [0x108267000, 0x108267fff] PGTABLE [0.00] BRK [0x108268000, 0x108268fff] PGTABLE [0.00] BRK [0x108269000, 0x108269fff] PGTABLE [0.00] RAMDISK: [mem 0x35b33000-0x36d90fff] [0.00] ACPI: Early table checksum verification disabled [0.00] ACPI: RSDP 0x000F7710 24 (v02 PTLTD ) [0.00] ACPI: XSDT 0xBF688021 8C (v01 FSCPC 0604 LTP ) [0.00] ACPI: FACP 0xBF68FD0C F4 (v03 INTEL CRESTLNE 0604 ALAN 0001) [0.00] ACPI: DSDT 0xBF689526 006772 (v02 IEC___ M11_ 0604 INTL 20050624) [0.00] ACPI: FACS 0xBF690FC0 40 [0.00] ACPI: FACS 0xBF690FC0 40 [0.00] ACPI: APIC 0xBF68FE00 68 (v01 INTEL CRESTLNE 0604 LOHR 005A) [0.00] ACPI: HPET 0xBF68FE68 38 (v01 INTEL CRESTLNE 0604 LOHR 005A) [0.00] ACPI: MCFG 0xBF68FEA0 3C (v01 INTEL CRESTLNE 0604
Re: 4.8.6, NULL pointer in __wake_up_common / drm / i915
On Wed, Nov 16, Olaf Hering wrote: > During boot into a current openSUSE Tumbleweed 20161108 this laptop > starts to hang sometimes with 4.8.x. Today I was able to catch this > crash in __wake_up_common caused by i915 or drm or whatever: > > ... > [ 69.851635] BUG: unable to handle kernel NULL pointer dereference at > (null) > [ 69.851754] IP: [] __wake_up_common+0x25/0x80 This still happens with 4.8.10. Any idea how to fix it? Olaf [0.00] microcode: microcode updated early to revision 0xa4, date = 2010-10-02 [0.00] Linux version 4.8.10-1-default (geeko@buildhost) (gcc version 6.2.1 20160830 [gcc-6-branch revision 239856] (SUSE Linux) ) #1 SMP PREEMPT Mon Nov 21 13:50:28 UTC 2016 (d1ec066) [0.00] Command line: BOOT_IMAGE=(lvm/sd240_crypt_lvm-sd240_btrfs)/tw_xfce/boot/vmlinuz quiet panic=9 net.ifnames=0 rootflags=subvol=/tw_xfce,noatime plymouth.enable=0 resume=/dev/disk/by-label/SD240_CRYPT_SWP [0.00] x86/fpu: Legacy x87 FPU detected. [0.00] x86/fpu: Using 'eager' FPU context switches. [0.00] e820: BIOS-provided physical RAM map: [0.00] BIOS-e820: [mem 0x-0x0009f7ff] usable [0.00] BIOS-e820: [mem 0x0009f800-0x0009] reserved [0.00] BIOS-e820: [mem 0x000dc000-0x000f] reserved [0.00] BIOS-e820: [mem 0x0010-0xbf67] usable [0.00] BIOS-e820: [mem 0xbf68-0xbf690fff] ACPI NVS [0.00] BIOS-e820: [mem 0xbf691000-0xbfff] reserved [0.00] BIOS-e820: [mem 0xe000-0xefff] reserved [0.00] BIOS-e820: [mem 0xfec0-0xfec0] reserved [0.00] BIOS-e820: [mem 0xfed0-0xfed003ff] reserved [0.00] BIOS-e820: [mem 0xfed14000-0xfed19fff] reserved [0.00] BIOS-e820: [mem 0xfed1c000-0xfed8] reserved [0.00] BIOS-e820: [mem 0xfee0-0xfee00fff] reserved [0.00] BIOS-e820: [mem 0xff00-0x] reserved [0.00] BIOS-e820: [mem 0x0001-0x00013fff] usable [0.00] NX (Execute Disable) protection: active [0.00] SMBIOS 2.4 present. [0.00] DMI: FUJITSU SIEMENS ESPRIMO Mobile M9400/M11D, BIOS 1.06 - R059 - 1566 04/22/2008 [0.00] e820: update [mem 0x-0x0fff] usable ==> reserved [0.00] e820: remove [mem 0x000a-0x000f] usable [0.00] e820: last_pfn = 0x14 max_arch_pfn = 0x4 [0.00] MTRR default type: uncachable [0.00] MTRR fixed ranges enabled: [0.00] 0-9 write-back [0.00] A-B uncachable [0.00] C-F write-protect [0.00] MTRR variable ranges enabled: [0.00] 0 base 0C000 mask FC000 uncachable [0.00] 1 base 0 mask F write-back [0.00] 2 base 1 mask FC000 write-back [0.00] 3 base 0BF70 mask 0 uncachable [0.00] 4 base 0BF80 mask FFF80 uncachable [0.00] 5 disabled [0.00] 6 disabled [0.00] 7 disabled [0.00] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT [0.00] e820: update [mem 0xbf70-0x] usable ==> reserved [0.00] e820: last_pfn = 0xbf680 max_arch_pfn = 0x4 [0.00] found SMP MP-table at [mem 0x000f77a0-0x000f77af] mapped at [8801c00f77a0] [0.00] Scanning 1 areas for low memory corruption [0.00] Base memory trampoline at [8801c0099000] 99000 size 24576 [0.00] BRK [0x108262000, 0x108262fff] PGTABLE [0.00] BRK [0x108263000, 0x108263fff] PGTABLE [0.00] BRK [0x108264000, 0x108264fff] PGTABLE [0.00] BRK [0x108265000, 0x108265fff] PGTABLE [0.00] BRK [0x108266000, 0x108266fff] PGTABLE [0.00] BRK [0x108267000, 0x108267fff] PGTABLE [0.00] BRK [0x108268000, 0x108268fff] PGTABLE [0.00] BRK [0x108269000, 0x108269fff] PGTABLE [0.00] RAMDISK: [mem 0x35b33000-0x36d90fff] [0.00] ACPI: Early table checksum verification disabled [0.00] ACPI: RSDP 0x000F7710 24 (v02 PTLTD ) [0.00] ACPI: XSDT 0xBF688021 8C (v01 FSCPC 0604 LTP ) [0.00] ACPI: FACP 0xBF68FD0C F4 (v03 INTEL CRESTLNE 0604 ALAN 0001) [0.00] ACPI: DSDT 0xBF689526 006772 (v02 IEC___ M11_ 0604 INTL 20050624) [0.00] ACPI: FACS 0xBF690FC0 40 [0.00] ACPI: FACS 0xBF690FC0 40 [0.00] ACPI: APIC 0xBF68FE00 68 (v01 INTEL CRESTLNE 0604 LOHR 005A) [0.00] ACPI: HPET 0xBF68FE68 38 (v01 INTEL CRESTLNE 0604 LOHR 005A) [0.00] ACPI: MCFG 0xBF68FEA0 3C (v01 INTEL CRESTLNE 0604
