Public bug reported: I've upgraded my i7-2600 system (cpu with integrated i915) from ubuntu 16.04 x86_64 to 18.04.1 x86_64 using do-release-upgrade.
It works fine except hanging after resume from standby. The system does to standby (suspend to ram) when idle automatically. When it text console, it resumes fine from pm-suspend, but after switching to graphics the system hangs (magic sysrq does not work either). The problem occurs with 4.15.0-33-generic and is also present with mainline 4.18.7. kern.log ends with: "kernel: PM: suspend entry (deep)". When resuming into text console first, I get kernel: [ 117.272524] PM: suspend entry (deep) kernel: [ 117.272526] PM: Syncing filesystems ... done. kernel: [ 117.354945] Freezing user space processes ... (elapsed 0.001 seconds) done. kernel: [ 117.356708] OOM killer disabled. kernel: [ 117.356709] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. kernel: [ 117.357920] Suspending console(s) (use no_console_suspend to debug) kernel: [ 117.359239] serial 00:05: disabled kernel: [ 117.359734] parport_pc 00:02: disabled kernel: [ 117.388004] sd 3:0:0:0: [sdb] Synchronizing SCSI cache kernel: [ 117.388119] sd 3:0:0:0: [sdb] Stopping disk kernel: [ 117.395014] sd 2:0:0:0: [sda] Synchronizing SCSI cache kernel: [ 117.395123] sd 2:0:0:0: [sda] Stopping disk kernel: [ 118.008264] ACPI: Preparing to enter system sleep state S3 kernel: [ 118.009459] PM: Saving platform NVS memory kernel: [ 118.009851] Disabling non-boot CPUs ... kernel: [ 118.025074] smpboot: CPU 1 is now offline kernel: [ 118.049113] smpboot: CPU 2 is now offline kernel: [ 118.073695] smpboot: CPU 3 is now offline kernel: [ 118.096142] IRQ 16: no longer affine to CPU4 kernel: [ 118.097170] smpboot: CPU 4 is now offline kernel: [ 118.120153] IRQ 25: no longer affine to CPU5 kernel: [ 118.120163] IRQ 30: no longer affine to CPU5 kernel: [ 118.120168] IRQ 31: no longer affine to CPU5 kernel: [ 118.120174] IRQ 33: no longer affine to CPU5 kernel: [ 118.120182] IRQ 38: no longer affine to CPU5 kernel: [ 118.121192] smpboot: CPU 5 is now offline kernel: [ 118.144160] IRQ 23: no longer affine to CPU6 kernel: [ 118.144165] IRQ 27: no longer affine to CPU6 kernel: [ 118.144173] IRQ 32: no longer affine to CPU6 kernel: [ 118.144186] IRQ 37: no longer affine to CPU6 kernel: [ 118.145194] smpboot: CPU 6 is now offline kernel: [ 118.169244] smpboot: CPU 7 is now offline kernel: [ 118.170914] ACPI: Low-level resume complete kernel: [ 118.170954] PM: Restoring platform NVS memory kernel: [ 118.172220] Enabling non-boot CPUs ... kernel: [ 118.172262] x86: Booting SMP configuration: kernel: [ 118.172262] smpboot: Booting Node 0 Processor 1 APIC 0x2 kernel: [ 118.175214] cache: parent cpu1 should not be sleeping kernel: [ 118.175439] CPU1 is up kernel: [ 118.175481] smpboot: Booting Node 0 Processor 2 APIC 0x4 kernel: [ 118.178697] cache: parent cpu2 should not be sleeping kernel: [ 118.178941] CPU2 is up kernel: [ 118.178988] smpboot: Booting Node 0 Processor 3 APIC 0x6 kernel: [ 118.182312] cache: parent cpu3 should not be sleeping kernel: [ 118.182576] CPU3 is up kernel: [ 118.182623] smpboot: Booting Node 0 Processor 4 APIC 0x1 kernel: [ 118.185397] cache: parent cpu4 should not be sleeping kernel: [ 118.185713] CPU4 is up kernel: [ 118.185762] smpboot: Booting Node 0 Processor 5 APIC 0x3 kernel: [ 118.188483] cache: parent cpu5 should not be sleeping kernel: [ 118.188788] CPU5 is up kernel: [ 118.188823] smpboot: Booting Node 0 Processor 6 APIC 0x5 kernel: [ 118.191562] cache: parent cpu6 should not be sleeping kernel: [ 118.191888] CPU6 is up kernel: [ 118.191926] smpboot: Booting Node 0 Processor 7 APIC 0x7 kernel: [ 118.194646] cache: parent cpu7 should not be sleeping kernel: [ 118.194994] CPU7 is up kernel: [ 118.202014] ACPI: Waking up from system sleep state S3 kernel: [ 118.222689] usb usb3: root hub lost power or was reset kernel: [ 118.222692] usb usb4: root hub lost power or was reset kernel: [ 118.223745] parport_pc 00:02: activated kernel: [ 118.225587] sd 2:0:0:0: [sda] Starting disk kernel: [ 118.225622] sd 3:0:0:0: [sdb] Starting disk kernel: [ 118.226036] serial 00:05: activated kernel: [ 118.388882] ata7.01: ACPI cmd ef/03:46:00:00:00:b0 (SET FEATURES) filtered out kernel: [ 118.392639] r8169 0000:05:00.0 eth0: link down kernel: [ 118.393320] ata7.00: ACPI cmd ef/03:46:00:00:00:a0 (SET FEATURES) filtered out kernel: [ 118.398576] ata7.00: configured for UDMA/33 kernel: [ 118.403760] ata7.01: configured for UDMA/66 kernel: [ 118.560972] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) kernel: [ 118.568140] ata5.00: configured for UDMA/100 kernel: [ 118.726420] usb 3-1: reset low-speed USB device number 2 using xhci_hcd kernel: [ 119.210956] usb 3-2: reset high-speed USB device number 3 using xhci_hcd kernel: [ 119.727434] usb 3-2.4: reset high-speed USB device number 5 using xhci_hcd kernel: [ 119.834158] usblp1: removed kernel: [ 120.095832] usb 3-2.1: reset low-speed USB device number 4 using xhci_hcd kernel: [ 120.397730] OOM killer enabled. kernel: [ 120.397731] Restarting tasks ... done. kernel: [ 120.399049] PM: suspend exit kernel: [ 120.402498] usblp 3-2.4:1.0: usblp1: USB Bidirectional printer dev 5 if 0 alt 0 proto 2 vid 0x04F9 pid 0x0061 kernel: [ 120.714644] r8169 0000:05:00.0 eth0: link up kernel: [ 123.602790] ata4: link is slow to respond, please be patient (ready=0) kernel: [ 123.610797] ata3: link is slow to respond, please be patient (ready=0) kernel: [ 123.722895] ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300) kernel: [ 123.725023] ata4.00: configured for UDMA/133 kernel: [ 124.511519] ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300) kernel: [ 124.524458] ata3.00: configured for UDMA/133 Then pressing Ctrl-alt-f7 and the system hangs immediately or within seconds. Workaround: add to kernel parameters in /etc/default/grub: i915.enable_rc6=0 i915.enable_dc=0 i915.verbose_state_checks=1 Description: Ubuntu 18.04.1 LTS Release: 18.04 linux-image-4.15.0-33-generic: Installiert: 4.15.0-33.36 ** Affects: linux (Ubuntu) Importance: Undecided Status: Incomplete ** Tags: bionic ** Attachment added: "lspci-vnvn.log" https://bugs.launchpad.net/bugs/1791513/+attachment/5186750/+files/lspci-vnvn.log -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1791513 Title: system hang after resume from standby with i915 in bionic Status in linux package in Ubuntu: Incomplete Bug description: I've upgraded my i7-2600 system (cpu with integrated i915) from ubuntu 16.04 x86_64 to 18.04.1 x86_64 using do-release-upgrade. It works fine except hanging after resume from standby. The system does to standby (suspend to ram) when idle automatically. When it text console, it resumes fine from pm-suspend, but after switching to graphics the system hangs (magic sysrq does not work either). The problem occurs with 4.15.0-33-generic and is also present with mainline 4.18.7. kern.log ends with: "kernel: PM: suspend entry (deep)". When resuming into text console first, I get kernel: [ 117.272524] PM: suspend entry (deep) kernel: [ 117.272526] PM: Syncing filesystems ... done. kernel: [ 117.354945] Freezing user space processes ... (elapsed 0.001 seconds) done. kernel: [ 117.356708] OOM killer disabled. kernel: [ 117.356709] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. kernel: [ 117.357920] Suspending console(s) (use no_console_suspend to debug) kernel: [ 117.359239] serial 00:05: disabled kernel: [ 117.359734] parport_pc 00:02: disabled kernel: [ 117.388004] sd 3:0:0:0: [sdb] Synchronizing SCSI cache kernel: [ 117.388119] sd 3:0:0:0: [sdb] Stopping disk kernel: [ 117.395014] sd 2:0:0:0: [sda] Synchronizing SCSI cache kernel: [ 117.395123] sd 2:0:0:0: [sda] Stopping disk kernel: [ 118.008264] ACPI: Preparing to enter system sleep state S3 kernel: [ 118.009459] PM: Saving platform NVS memory kernel: [ 118.009851] Disabling non-boot CPUs ... kernel: [ 118.025074] smpboot: CPU 1 is now offline kernel: [ 118.049113] smpboot: CPU 2 is now offline kernel: [ 118.073695] smpboot: CPU 3 is now offline kernel: [ 118.096142] IRQ 16: no longer affine to CPU4 kernel: [ 118.097170] smpboot: CPU 4 is now offline kernel: [ 118.120153] IRQ 25: no longer affine to CPU5 kernel: [ 118.120163] IRQ 30: no longer affine to CPU5 kernel: [ 118.120168] IRQ 31: no longer affine to CPU5 kernel: [ 118.120174] IRQ 33: no longer affine to CPU5 kernel: [ 118.120182] IRQ 38: no longer affine to CPU5 kernel: [ 118.121192] smpboot: CPU 5 is now offline kernel: [ 118.144160] IRQ 23: no longer affine to CPU6 kernel: [ 118.144165] IRQ 27: no longer affine to CPU6 kernel: [ 118.144173] IRQ 32: no longer affine to CPU6 kernel: [ 118.144186] IRQ 37: no longer affine to CPU6 kernel: [ 118.145194] smpboot: CPU 6 is now offline kernel: [ 118.169244] smpboot: CPU 7 is now offline kernel: [ 118.170914] ACPI: Low-level resume complete kernel: [ 118.170954] PM: Restoring platform NVS memory kernel: [ 118.172220] Enabling non-boot CPUs ... kernel: [ 118.172262] x86: Booting SMP configuration: kernel: [ 118.172262] smpboot: Booting Node 0 Processor 1 APIC 0x2 kernel: [ 118.175214] cache: parent cpu1 should not be sleeping kernel: [ 118.175439] CPU1 is up kernel: [ 118.175481] smpboot: Booting Node 0 Processor 2 APIC 0x4 kernel: [ 118.178697] cache: parent cpu2 should not be sleeping kernel: [ 118.178941] CPU2 is up kernel: [ 118.178988] smpboot: Booting Node 0 Processor 3 APIC 0x6 kernel: [ 118.182312] cache: parent cpu3 should not be sleeping kernel: [ 118.182576] CPU3 is up kernel: [ 118.182623] smpboot: Booting Node 0 Processor 4 APIC 0x1 kernel: [ 118.185397] cache: parent cpu4 should not be sleeping kernel: [ 118.185713] CPU4 is up kernel: [ 118.185762] smpboot: Booting Node 0 Processor 5 APIC 0x3 kernel: [ 118.188483] cache: parent cpu5 should not be sleeping kernel: [ 118.188788] CPU5 is up kernel: [ 118.188823] smpboot: Booting Node 0 Processor 6 APIC 0x5 kernel: [ 118.191562] cache: parent cpu6 should not be sleeping kernel: [ 118.191888] CPU6 is up kernel: [ 118.191926] smpboot: Booting Node 0 Processor 7 APIC 0x7 kernel: [ 118.194646] cache: parent cpu7 should not be sleeping kernel: [ 118.194994] CPU7 is up kernel: [ 118.202014] ACPI: Waking up from system sleep state S3 kernel: [ 118.222689] usb usb3: root hub lost power or was reset kernel: [ 118.222692] usb usb4: root hub lost power or was reset kernel: [ 118.223745] parport_pc 00:02: activated kernel: [ 118.225587] sd 2:0:0:0: [sda] Starting disk kernel: [ 118.225622] sd 3:0:0:0: [sdb] Starting disk kernel: [ 118.226036] serial 00:05: activated kernel: [ 118.388882] ata7.01: ACPI cmd ef/03:46:00:00:00:b0 (SET FEATURES) filtered out kernel: [ 118.392639] r8169 0000:05:00.0 eth0: link down kernel: [ 118.393320] ata7.00: ACPI cmd ef/03:46:00:00:00:a0 (SET FEATURES) filtered out kernel: [ 118.398576] ata7.00: configured for UDMA/33 kernel: [ 118.403760] ata7.01: configured for UDMA/66 kernel: [ 118.560972] ata5: SATA link up 1.5 Gbps (SStatus 113 SControl 300) kernel: [ 118.568140] ata5.00: configured for UDMA/100 kernel: [ 118.726420] usb 3-1: reset low-speed USB device number 2 using xhci_hcd kernel: [ 119.210956] usb 3-2: reset high-speed USB device number 3 using xhci_hcd kernel: [ 119.727434] usb 3-2.4: reset high-speed USB device number 5 using xhci_hcd kernel: [ 119.834158] usblp1: removed kernel: [ 120.095832] usb 3-2.1: reset low-speed USB device number 4 using xhci_hcd kernel: [ 120.397730] OOM killer enabled. kernel: [ 120.397731] Restarting tasks ... done. kernel: [ 120.399049] PM: suspend exit kernel: [ 120.402498] usblp 3-2.4:1.0: usblp1: USB Bidirectional printer dev 5 if 0 alt 0 proto 2 vid 0x04F9 pid 0x0061 kernel: [ 120.714644] r8169 0000:05:00.0 eth0: link up kernel: [ 123.602790] ata4: link is slow to respond, please be patient (ready=0) kernel: [ 123.610797] ata3: link is slow to respond, please be patient (ready=0) kernel: [ 123.722895] ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300) kernel: [ 123.725023] ata4.00: configured for UDMA/133 kernel: [ 124.511519] ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300) kernel: [ 124.524458] ata3.00: configured for UDMA/133 Then pressing Ctrl-alt-f7 and the system hangs immediately or within seconds. Workaround: add to kernel parameters in /etc/default/grub: i915.enable_rc6=0 i915.enable_dc=0 i915.verbose_state_checks=1 Description: Ubuntu 18.04.1 LTS Release: 18.04 linux-image-4.15.0-33-generic: Installiert: 4.15.0-33.36 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791513/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp