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</o:shapelayout></xml><![endif]--></head><body lang=KO link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello, all<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I have a strange problem in building the linux kernel from ubuntu. (I want to replace the kernel in ubuntu to debug install failure on qemu virtual machine)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I downloaded ubuntu source by “git clone git://kernel.ubuntu.com/ubuntu/ubuntu-focal.git”. and because I wanted to use a specific version, I did “git checkout Ubuntu-5.4.0-42.46” (this version is the one used in a ubuntu installation .iso. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>And you can see related askubuntu question here : https://askubuntu.com/questions/1347390/what-ubuntu-source-version-should-i-use-to-add-some-debug-prints-for-ubuntu-bo )<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>After git-checkout, the `git log` shows this result : <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> </span><span lang=DE>commit 98c4545e2d65ed35c31056f72c4da20f6b5ea0d0 (HEAD, tag: Ubuntu-5.4.0-42.46)<o:p></o:p></span></p><p class=MsoNormal><span lang=DE> </span><span lang=EN-US>Author: Khalid Elmously <khalid.elmously@canonical.com><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> Date: Thu Jul 9 19:50:26 2020 -0400<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> UBUNTU: Ubuntu-5.4.0-42.46<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>To build the kernel, I did `ARCH=arm64 CROSS_COMPILE=aarch64-none-elf- make defconfig` and `ARCH=arm64 CROSS_COMPILE=aarch64-none-elf- make -j24 Image`. But this gives me a compile error below. What can be wrong? <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> . <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> . <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC mm/interval_tree.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC drivers/base/regmap/regcache.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC kernel/time/posix-cpu-timers.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC mm/list_lru.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC block/blk-mq.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> AS arch/arm64/lib/memchr.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC fs/ext4/migrate.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c: In function 'security_add_hooks':<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c:477:25: error: 'struct security_hook_heads' has no member named 'socket_getpeersec_stream'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 477 | &security_hook_heads.socket_getpeersec_stream)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC kernel/time/posix-clock.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> AS arch/arm64/lib/memcmp.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c: In function 'security_setprocattr':<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> CC arch/arm64/kvm/../../../virt/kvm/arm/vgic/vgic-v2.o<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c:2058:27: error: 'union security_list_options' has no member named 'socket_getpeersec_stream'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 2058 | socket_getpeersec_stream.socket_getpeersec_stream = NULL;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> In file included from ./include/linux/timer.h:5,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from ./include/linux/workqueue.h:9,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from ./include/linux/bpf.h:9,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from security/security.c:13:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c:2060:25: error: 'struct security_hook_heads' has no member named 'socket_getpeersec_stream'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 2060 | &security_hook_heads.socket_getpeersec_stream,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ./include/linux/list.h:857:12: note: in definition of macro 'hlist_entry_safe'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 857 | ({ typeof(ptr) ____ptr = (ptr); \<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^~~<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c:2059:3: note: in expansion of macro 'hlist_for_each_entry'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 2059 | hlist_for_each_entry(hp,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^~~~~~~~~~~~~~~~~~~~<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c:2060:25: error: 'struct security_hook_heads' has no member named 'socket_getpeersec_stream'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 2060 | &security_hook_heads.socket_getpeersec_stream,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ./include/linux/list.h:857:28: note: in definition of macro 'hlist_entry_safe'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 857 | ({ typeof(ptr) ____ptr = (ptr); \<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^~~<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> security/security.c:2059:3: note: in expansion of macro 'hlist_for_each_entry'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 2059 | hlist_for_each_entry(hp,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^~~~~~~~~~~~~~~~~~~~<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> In file included from ./include/linux/list.h:9,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from ./include/linux/timer.h:5,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from ./include/linux/workqueue.h:9,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from ./include/linux/bpf.h:9,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> from security/security.c:13:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ./include/linux/kernel.h:993:17: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 993 | void *__mptr = (void *)(ptr); \<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ./include/linux/list.h:847:40: note: in expansion of macro 'container_of'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> 847 | #define hlist_entry(ptr, type, member) container_of(ptr,type,member)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> | ^~~~~~~~~~~~<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> . <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> . <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>BTW, when I do the same with linux-5.4.21 vanila source, it compiles ok. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Can anyone give me an advice? Could this Ubuntu-5.4.0-42.46 version have a bug and maybe I need a patch?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Thank you!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Chan Kim<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>