Build fails on Debian, kernel 4.20.0-rc4

[Tushar Pankaj]

Does it have to do with macros.S having a capital S extension?

Thanks,
Tushar Pankaj

On Sat, Dec 1, 2018, 17:24 Laszlo KERTESZ <laszlo.kertesz at gmail.com wrote:

> Hi,
> It builds with 4.19.x. What happened to 4.20?
> On the Fedore bug tracker there is something related:
>
>
> https://src.fedoraproject.org/cgit/rpms/kernel.git/commit/?id=6904e708917a12819d1fe0d329f605030d6e4b0d
>
> On Sat, Dec 1, 2018 at 11:03 PM QINGWEI ZHANG <qzhang.canada at gmail.com>
> wrote:
>
>> This kernel is the latest one, could you try with 4.19?
>>
>> Sent via the BlackBerry Hub for Android
>> <http://play.google.com/store/apps/details?id=com.blackberry.hub>
>> *From:* laszlo.kertesz at gmail.com
>> *Sent:* December 1, 2018 15:58
>> *To:* wireguard at lists.zx2c4.com
>> *Subject:* Build fails on Debian, kernel 4.20.0-rc4
>>
>> Hi,
>> The wireguard module (0.0.20181119 from Debian Unstable) fails to build
>> on my machine using kernel 4.20 rc4.
>>
>> I get the following errors:
>>
>> # cat /var/lib/dkms/wireguard/0.0.20181119/build/make.log
>>> DKMS make.log for wireguard-0.0.20181119 for kernel 4.20.0-rc4 (x86_64)
>>> Sat Dec  1 22:51:18 EET 2018
>>> make: Entering directory '/usr/src/linux-headers-4.20.0-rc4'
>>>   CC [M]  /var/lib/dkms/wireguard/0.0.20181119/build/main.o
>>>   CC [M]  /var/lib/dkms/wireguard/0.0.20181119/build/noise.o
>>>   CC [M]  /var/lib/dkms/wireguard/0.0.20181119/build/device.o
>>>   CC [M]  /var/lib/dkms/wireguard/0.0.20181119/build/peer.o
>>> Assembler messages:
>>> Error: can't open arch/x86/kernel/macros.s for reading: No such file or
>>> directory
>>> make[1]: *** [scripts/Makefile.build:293:
>>> /var/lib/dkms/wireguard/0.0.20181119/build/main.o] Error 1
>>> make[1]: *** Waiting for unfinished jobs....
>>> Assembler messages:
>>> Error: can't open arch/x86/kernel/macros.s for reading: No such file or
>>> directory
>>> ./arch/x86/include/asm/atomic64_64.h:160: Error: no such instruction:
>>> `lock_prefix xaddq %rax,peer_counter(%rip)'
>>> ./arch/x86/include/asm/bitops.h:76: Error: no such instruction:
>>> `lock_prefix orb $32,1592(%rbx)'
>>> ./arch/x86/include/asm/bitops.h:114: Error: no such instruction:
>>> `lock_prefix andb $-2,1592(%rbx)'
>>> ./arch/x86/include/asm/bitops.h:114: Error: no such instruction:
>>> `lock_prefix andb $-9,1592(%rbx)'
>>> ./arch/x86/include/asm/jump_label.h:23: Error: no such instruction:
>>> `static_branch_nop l_yes=".L15"key="descriptor.66338+40"branch="0"'
>>> ./include/linux/netdevice.h:515: Error: no such instruction: `asm_bug
>>> ins=".byte 0x0f, 0x0b"file=.LC0 line=515 flags=0 size=12'
>>> ./include/linux/netdevice.h:515: Error: no such instruction:
>>> `annotate_unreachable counter=80'
>>> ./arch/x86/include/asm/atomic.h:200: Error: no such instruction:
>>> `lock_prefix cmpxchgl %ecx,(%rdx)'
>>> ./arch/x86/include/asm/refcount.h:109: Error: no such instruction:
>>> `refcount_error counter="(%rdx)"'
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 1528(%rbx)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="1528(%rbx)"'
>>> ./arch/x86/include/asm/jump_label.h:23: Error: no such instruction:
>>> `static_branch_nop l_yes=".L61"key="descriptor.66372+40"branch="0"'
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 1528(%rdi)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="1528(%rdi)"'
>>> ./arch/x86/include/asm/jump_label.h:23: Error: no such instruction:
>>> `static_branch_nop l_yes=".L80"key="descriptor.66372+40"branch="0"'
>>> Assembler messages:
>>> Error: can't open arch/x86/kernel/macros.s for reading: No such file or
>>> directory
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 4(%rdi)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="4(%rdi)"'
>>> ./arch/x86/include/asm/jump_label.h:23: Error: no such instruction:
>>> `static_branch_nop l_yes=".L6"key="descriptor.67356+40"branch="0"'
>>> ./arch/x86/include/asm/jump_label.h:23: Error: no such instruction:
>>> `static_branch_nop l_yes=".L32"key="descriptor.67420+40"branch="0"'
>>> ./arch/x86/include/asm/refcount.h:65: Error: no such instruction:
>>> `lock_prefix incl 4(%rdi)'
>>> ./arch/x86/include/asm/refcount.h:66: Error: no such instruction:
>>> `refcount_check_lt_zero counter="4(%rdi)"'
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 4(%rdi)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="4(%rdi)"'
>>> /var/lib/dkms/wireguard/0.0.20181119/build/device.c:404: Error: no such
>>> instruction: `asm_bug ins=".byte 0x0f, 0x0b"file=.LC7 line=404 flags=2305
>>> size=12'
>>> /var/lib/dkms/wireguard/0.0.20181119/build/device.c:404: Error: no such
>>> instruction: `annotate_reachable counter=163'
>>> ./arch/x86/include/asm/bitops.h:76: Error: no such instruction:
>>> `lock_prefix orb $32,328(%rax)'
>>> make[1]: *** [scripts/Makefile.build:293:
>>> /var/lib/dkms/wireguard/0.0.20181119/build/peer.o] Error 1
>>> make[1]: *** [scripts/Makefile.build:293:
>>> /var/lib/dkms/wireguard/0.0.20181119/build/device.o] Error 1
>>> Assembler messages:
>>> Error: can't open arch/x86/kernel/macros.s for reading: No such file or
>>> directory
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 680(%rbx)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="680(%rbx)"'
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 680(%rbx)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="680(%rbx)"'
>>> ./arch/x86/include/asm/atomic.h:200: Error: no such instruction:
>>> `lock_prefix cmpxchgl %ecx,(%rdx)'
>>> ./arch/x86/include/asm/refcount.h:109: Error: no such instruction:
>>> `refcount_error counter="(%rdx)"'
>>> ./arch/x86/include/asm/refcount.h:90: Error: no such instruction:
>>> `lock_prefix decl 680(%rbx)'
>>> ./arch/x86/include/asm/refcount.h:91: Error: no such instruction:
>>> `refcount_check_lt_zero counter="680(%rbx)"'
>>> ./arch/x86/include/asm/atomic64_64.h:160: Error: no such instruction:
>>> `lock_prefix xaddq %rax,keypair_counter(%rip)'
>>> make[1]: *** [scripts/Makefile.build:293:
>>> /var/lib/dkms/wireguard/0.0.20181119/build/noise.o] Error 1
>>> make: *** [Makefile:1565:
>>> _module_/var/lib/dkms/wireguard/0.0.20181119/build] Error 2
>>> make: Leaving directory '/usr/src/linux-headers-4.20.0-rc4'
>>>
>>>
>>
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