*** This bug is a duplicate of bug 1901904 *** https://bugs.launchpad.net/bugs/1901904
** This bug is no longer a duplicate of bug 1891916 virtualbox-dkms 6.1.10-dfsg-1~ubuntu1.20.04.1 fails to build with kernel 5.8 ** This bug has been marked a duplicate of bug 1901904 [SRU] virtualbox 6.1.10-dfsg-1~ubuntu1.20.04.1 ADT test failure with linux-hwe-5.8 5.8.0-25.26~20.04.1 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to dkms in Ubuntu. https://bugs.launchpad.net/bugs/1904590 Title: Virtualbox does not work on 20.04-edge kernel due to DKMS build failure Status in dkms package in Ubuntu: Confirmed Status in virtualbox package in Ubuntu: Confirmed Bug description: Building DKMS kernel modules for Virtualbox for kernel 5.8 (Ubuntu kernel linux-image-generic-hwe-20.04-edge) fails and subsequently Virtualbox does not work. Ubuntu release: ~$ lsb_release -rd Description: Ubuntu 20.04.1 LTS Release: 20.04 Relevant Virtualbox packages/versions: virtualbox 6.1.10-dfsg-1~ubuntu1.20.04.1 virtualbox-dkms 6.1.10-dfsg-1~ubuntu1.20.04.1 virtualbox-guest-additions-iso 6.1.10-1~ubuntu1.20.04.1 virtualbox-qt 6.1.10-dfsg-1~ubuntu1.20.04.1 Kernel packages: ~$ dpkg-query -f '${Package} ${Status}\n' -W "linux-image*" | awk '$NF == "installed"{print $1}' linux-image-5.4.0-54-generic linux-image-5.8.0-28-generic linux-image-5.8.0-29-generic linux-image-generic linux-image-generic-hwe-20.04-edge Kernel: ~$ uname -r 5.8.0-29-generic I get an error when building DKMS for Virtualbox for kernel 5.8: ~$ sudo /usr/lib/dkms/dkms_autoinstaller start 5.8.0-29-generic * dkms: running auto installation service for kernel 5.8.0-29-generic Kernel preparation unnecessary for this kernel. Skipping... Building module: cleaning build area... make -j8 KERNELRELEASE=5.8.0-29-generic -C /lib/modules/5.8.0-29-generic/build M=/var/lib/dkms/virtualbox/6.1.10/build...(bad exit status: 2) Error! Bad return status for module build on kernel: 5.8.0-29-generic (x86_64) Consult /var/lib/dkms/virtualbox/6.1.10/build/make.log for more information. Build log file: ~$ cat /var/lib/dkms/virtualbox/6.1.10/build/make.log DKMS make.log for virtualbox-6.1.10 for kernel 5.8.0-29-generic (x86_64) di 17 nov 2020 16:30:39 CET make: Entering directory '/usr/src/linux-headers-5.8.0-29-generic' CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPDrv.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPDrvGip.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPDrvSem.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPDrvTracer.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPLibAll.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/r0drv/alloc-r0drv.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/r0drv/initterm-r0drv.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/r0drv/memobj-r0drv.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/r0drv/mpnotification-r0drv.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/r0drv/powernotification-r0drv.o CC [M] /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/r0drv/linux/assert-r0drv-linux.o In file included from ./include/asm-generic/percpu.h:7, from ./arch/x86/include/asm/percpu.h:556, from ./arch/x86/include/asm/preempt.h:6, from ./include/linux/preempt.h:78, from ./include/linux/spinlock.h:51, from /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/../SUPDrvInternal.h:79, from /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.c:32: /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.c: In function ‘supdrvOSChangeCR4’: /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.c:760:38: error: ‘cpu_tlbstate’ undeclared (first use in this function); did you mean ‘cpuhp_state’? 760 | RTCCUINTREG uOld = this_cpu_read(cpu_tlbstate.cr4); | ^~~~~~~~~~~~ ./include/linux/percpu-defs.h:318:9: note: in definition of macro ‘__pcpu_size_call_return’ 318 | typeof(variable) pscr_ret__; \ | ^~~~~~~~ /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.c:760:24: note: in expansion of macro ‘this_cpu_read’ 760 | RTCCUINTREG uOld = this_cpu_read(cpu_tlbstate.cr4); | ^~~~~~~~~~~~~ /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.c:760:38: note: each undeclared identifier is reported only once for each function it appears in 760 | RTCCUINTREG uOld = this_cpu_read(cpu_tlbstate.cr4); | ^~~~~~~~~~~~ ./include/linux/percpu-defs.h:318:9: note: in definition of macro ‘__pcpu_size_call_return’ 318 | typeof(variable) pscr_ret__; \ | ^~~~~~~~ /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.c:760:24: note: in expansion of macro ‘this_cpu_read’ 760 | RTCCUINTREG uOld = this_cpu_read(cpu_tlbstate.cr4); | ^~~~~~~~~~~~~ make[2]: *** [scripts/Makefile.build:290: /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/linux/SUPDrv-linux.o] Error 1 make[2]: *** Waiting for unfinished jobs.... /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPDrvTracer.o: warning: objtool: .text+0x7: indirect jump found in RETPOLINE build /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv/SUPDrvTracer.o: warning: objtool: supdrvTracerProbeFireStub() is missing an ELF size annotation make[1]: *** [scripts/Makefile.build:519: /var/lib/dkms/virtualbox/6.1.10/build/vboxdrv] Error 2 make: *** [Makefile:1780: /var/lib/dkms/virtualbox/6.1.10/build] Error 2 make: Leaving directory '/usr/src/linux-headers-5.8.0-29-generic' Happy to provide any additional information. 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