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Subjectarm64 build issue and mainline crash (was Re: linux-next: Tree for Jun 3)
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On 03/06/2020 12:06, Stephen Rothwell wrote:

JFYI, I am finding the vanilla defconfig build broken for arm64:

LD vmlinux.o


/home/john/gcc-linaro-7.5.0-2019.12-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-ld:
cannot find ./drivers/firmware/efi/libstub/lib.abuilt-in.a: No such file
or directory
make[1]: *** [vmlinux] Error 1


make: *** [__sub-make] Error 2


john@htsatcamb-server:~/linux-next$

In addition, the reason I was testing this was because Linus' master
(d6f9469a03d8 Merge tag 'erofs-for-5.8-rc1' of
git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs) was crashing:

[ 5.368948] loop: module loaded
[ 5.372113] Unable to handle kernel paging request at virtual address
fffff9ffcfec4000
[ 5.380067] Mem abort info:
[ 5.382865]ESR = 0x96000044
[ 5.385927]EC = 0x25: DABT (current EL), IL = 32 bits
[ 5.391260]SET = 0, FnV = 0
[ 5.394319]EA = 0, S1PTW = 0
[ 5.397467] Data abort info:
[ 5.400354]ISV = 0, ISS = 0x00000044
[ 5.404203]CM = 0, WnR = 1
[ 5.407178] swapper pgtable: 4k pages, 48-bit VAs, pgdp=000000002f3f1000
[ 5.413909] [fffff9ffcfec4000] pgd=0000000000000000
[ 5.418807] Internal error: Oops: 96000044 [#1] PREEMPT SMP
[ 5.424399] Modules linked in:
[ 5.427462] CPU: 11 PID: 1 Comm: swapper/0 Not tainted
5.7.0-05047-gd6f9469a03d8 #388
[ 5.435325] Hardware name: Huawei Taishan 2280 /D05, BIOS Hisilicon D05
IT21 Nemo 2.0 RC0 04/18/2018
[ 5.444499] pstate: 40000005 (nZcv daif -PAN -UAO BTYPE=--)
[ 5.450098] pc : __memset+0x16c/0x1c0
[ 5.453770] lr : pcpu_alloc+0x1a0/0x668
[ 5.457615] sp : ffff800011d3bbd0
[ 5.460936] x29: ffff800011d3bbd0 x28: ffff001fb5495180
[ 5.466267] x27: 0000000000000001 x26: 0000000000000100
[ 5.471597] x25: 0000000000000001 x24: 0000000000000001
[ 5.476928] x23: ffff80001135e9a0 x22: ffff80001196a200
[ 5.482259] x21: ffff80001196a360 x20: 0000000000000000
[ 5.487590] x19: 0000000000000000 x18: fffffe107e6fdb08
[ 5.492920] x17: 000000000000003f x16: 0000000000000000
[ 5.498251] x15: ffff001ffbffee00 x14: 0000000000000002
[ 5.503581] x13: 0000000000000000 x12: 000000000000003f
[ 5.508912] x11: 0000000000000040 x10: 0000000000000040
[ 5.514243] x9 : 0000000000000000 x8 : fffff9ffcfec4000
[ 5.519573] x7 : 0000000000000000 x6 : 000000000000003f
[ 5.524904] x5 : 0000000000000040 x4 : 0000000000000000
[ 5.530234] x3 : 0000000000000004 x2 : 00000000000000c0
[ 5.535565] x1 : 0000000000000000 x0 : fffff9ffcfec4000
[ 5.540896] Call trace:
[ 5.543344] __memset+0x16c/0x1c0
[ 5.546666] __alloc_percpu+0x14/0x1c
[ 5.550338] alloc_workqueue+0x164/0x42c
[ 5.554273] init+0x24/0xa4
[ 5.557071] do_one_initcall+0x50/0x194
[ 5.560917] kernel_init_freeable+0x1e4/0x250
[ 5.565288] kernel_init+0x10/0x104
[ 5.568785] ret_from_fork+0x10/0x18
[ 5.572372] Code: 91010108 54ffff4a 8b040108 cb050042 (d50b7428)
[ 5.578568] ---[ end trace 63c299bbe9b8ea9e ]---
[ 5.583205] Kernel panic - not syncing: Attempted to kill init!
exitcode=0x0000000b
[ 5.590903] SMP: stopping secondary CPUs
[ 5.594846] Kernel Offset: 0xf0000 from 0xffff800010000000
[ 5.600350] PHYS_OFFSET: 0x0
[ 5.603235] CPU features: 0x240022,20806008
[ 5.607430] Memory Limit: none
[ 5.610500] ---[ end Kernel panic - not syncing: Attempted to kill init!
exitcode=0x0000000b ]---

I'll check that when I get a chance. Maybe all just transient.

Thanks


> Hi all,
>
> News: The merge window has opened, so please do *not* add v5.9 material
> to your linux-next included branches until after v5.8-rc1 has been
> released.
>
> Changes since 20200602:
>
> New tree: sh-rf
>
> My fixes tree contains:
>
> 4cb4bfffe2c1 ("device_cgroup: Fix RCU list debugging warning")
>
> The drm-intel-fixes tree gained a conflict against Linus' tree.
>
> The overlayfs tree gained a build failure for which I applied a patch.
>
> The v4l-dvb-next tree gained a conflict against the v4l-dvb tree and a
> build failure so I used the version from next-20200602.
>
> The drm-msm tree lost its build failure.
>
> The akpm-current tree gained a conflict against Linus' tree.
>
> The akpm tree lost its build failure and gained conflicts against the
> kselftest and powerpc trees.
>
> Non-merge commits (relative to Linus' tree): 10845
> 11211 files changed, 689281 insertions(+), 199935 deletions(-)
>
> ----------------------------------------------------------------------------
>
> I have created today's linux-next tree at
> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> (patches at http://www.kernel.org/pub/linux/kernel/next/ ). If you
> are tracking the linux-next tree using git, you should not use "git pull"
> to do so as that will try to merge the new linux-next release with the
> old one. You should use "git fetch" and checkout or reset to the new
> master.
>
> You can see which trees have been included by looking in the Next/Trees
> file in the source. There are also quilt-import.log and merge.log
> files in the Next directory. Between each merge, the tree was built
> with a ppc64_defconfig for powerpc, an allmodconfig for x86_64, a
> multi_v7_defconfig for arm and a native build of tools/perf. After
> the final fixups (if any), I do an x86_64 modules_install followed by
> builds for x86_64 allnoconfig, powerpc allnoconfig (32 and 64 bit),
> ppc44x_defconfig, allyesconfig and pseries_le_defconfig and i386, sparc
> and sparc64 defconfig and htmldocs. And finally, a simple boot test
> of the powerpc pseries_le_defconfig kernel in qemu (with and without
> kvm enabled).
>
> Below is a summary of the state of the merge.
>
> I am currently merging 325 trees (counting Linus' and 82 trees of bug
> fix patches pending for the current merge release).
>
> Stats about the size of the tree over time can be seen at
> http://neuling.org/linux-next-size.html .
>
> Status of my local build tests will be at
> http://kisskb.ellerman.id.au/linux-next . If maintainers want to give
> advice about cross compilers/configs that work, we are always open to add
> more builds.
>
> Thanks to Randy Dunlap for doing many randconfig builds. And to Paul
> Gortmaker for triage and bug fixes.
>

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