Re: FreeBSD-head-amd64-test - Build #13912 (r356671) - Failure

From: Mateusz Guzik <mjguzik_at_gmail.com>
Date: Mon, 13 Jan 2020 14:50:35 +0100
On 1/13/20, Li-Wen Hsu <lwhsu_at_freebsd.org> wrote:
> On Mon, Jan 13, 2020 at 1:10 PM <jenkins-admin_at_freebsd.org> wrote:
>>
>> FreeBSD-head-amd64-test - Build #13912 (r356671) - Failure
>>
>> Build information:
>> https://ci.freebsd.org/job/FreeBSD-head-amd64-test/13912/
>> Full change log:
>> https://ci.freebsd.org/job/FreeBSD-head-amd64-test/13912/changes
>> Full build log:
>> https://ci.freebsd.org/job/FreeBSD-head-amd64-test/13912/console
>>
>> Status explanation:
>> "Failure" - the build is suspected being broken by the following changes
>> "Still Failing" - the build has not been fixed by the following changes
>> and
>>                   this is a notification to note that these changes have
>>                   not been fully tested by the CI system
>>
>> Change summaries:
>> (Those commits are likely but not certainly responsible)
>>
>> 356671 by mjg:
>> ufs: use lazy list instead of active list for syncer
>>
>> Quota code is temporarily regressed to do a full vnode scan.
>>
>> Reviewed by:    jeff
>> Tested by:      pho (in a larger patch, previous version)
>> Differential Revision:  https://reviews.freebsd.org/D22996
>>
>> 356670 by mjg:
>> vfs: add per-mount vnode lazy list and use it for deferred inactive +
>> msync
>>
>> This obviates the need to scan the entire active list looking for vnodes
>> of interest.
>>
>> msync is handled by adding all vnodes with write count to the lazy list.
>>
>> deferred inactive directly adds vnodes as it sets the VI_DEFINACT flag.
>>
>> Vnodes get dequeued from the list when their hold count reaches 0.
>>
>> Newly added MNT_VNODE_FOREACH_LAZY* macros support filtering so that
>> spurious locking is avoided in the common case.
>>
>> Reviewed by:    jeff
>> Tested by:      pho (in a larger patch, previous version)
>> Differential Revision:  https://reviews.freebsd.org/D22995
>>
>> 356669 by mjg:
>> ufs: add a setter for inode i_flag field
>>
>> This will be used later to add vnodes to the lazy list.
>>
>> Reviewed by:    kib (previous version), jeff
>> Tested by:      pho (in a larger patch)
>> Differential Revision:  https://reviews.freebsd.org/D22994
>
> Hi Mateusz,
>
> I suspect these changes might have something to do about panic of i386
> and amd64 in testing:

I'm on it.

>
> root_at_:/usr/tests # cd /usr/tests/usr.sbin/makefs/
> root_at_:/usr/tests/usr.sbin/makefs # kyua debug
> makefs_cd9660_tests:o_flag_rockridge_dev_nodes
> VNASSERT failed
> 0xfffff8000f24a1e8: type VCHR
>     usecount 1, writecount 0, refcount 1 rdev 0
>     flags ()
>  VI_LOCKed    lock type ufs: SHARED (count 1)
>         nlink=1, effnlink=1, size=0, extsize 0
>         generation=73c32c64, uid=0, gid=0, flags=0x0
>         ino 117778, on dev gpt/rootfs
> panic: ffs_unlock_debug: modified vnode (420) not on lazy list
> cpuid = 1
> time = 1578910603
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
> 0xfffffe0038a70fd0
> vpanic() at vpanic+0x185/frame 0xfffffe0038a71030
> panic() at panic+0x43/frame 0xfffffe0038a71090
> ffs_unlock_debug() at ffs_unlock_debug+0xa5/frame 0xfffffe0038a710c0
> lookup() at lookup+0xd26/frame 0xfffffe0038a71160
> namei() at namei+0x4d8/frame 0xfffffe0038a71250
> kern_fchmodat() at kern_fchmodat+0x92/frame 0xfffffe0038a71380
> amd64_syscall() at amd64_syscall+0x2d6/frame 0xfffffe0038a714b0
> fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0038a714b0
> --- syscall (15, FreeBSD ELF64, sys_chmod), rip = 0x8003ba95a, rsp =
> 0x7fffffffe758, rbp = 0x7fffffffe7e0 ---
> KDB: enter: panic
> [ thread pid 1393 tid 100092 ]
> Stopped at      kdb_enter+0x37: movq    $0,0x1084396(%rip)
> db:0:kdb.enter.panic> show pcpu
> cpuid        = 1
> dynamic pcpu = 0xfffffe00887a7d80
> curthread    = 0xfffff8000f25a000: pid 1393 tid 100092 critnest 1 "bsdtar"
> curpcb       = 0xfffff8000f25a4f0
> fpcurthread  = 0xfffff8000f25a000: pid 1393 "bsdtar"
> idlethread   = 0xfffff800033976e0: tid 100004 "idle: cpu1"
> self         = 0xffffffff82211000
> curpmap      = 0xfffff80003e35120
> tssp         = 0xffffffff82211384
> rsp0         = 0xfffffe0038a71580
> kcr3         = 0x800000000f2ab405
> ucr3         = 0x800000000f287c05
> scr3         = 0xf287c05
> gs32p        = 0xffffffff82211404
> ldt          = 0xffffffff82211444
> tss          = 0xffffffff82211434
> tlb gen      = 889
> curvnet      = 0
> spin locks held:
> db:0:kdb.enter.panic>
>
> full log:
> https://ci.freebsd.org/job/FreeBSD-head-i386-test/8051/consoleFull
> https://ci.freebsd.org/job/FreeBSD-head-amd64-test/13912/consoleFull
>
> test image:
> https://artifact.ci.freebsd.org/snapshot/head/r356671/i386/i386/disk-test.img.xz
> https://artifact.ci.freebsd.org/snapshot/head/r356671/amd64/amd64/disk-test.img.xz
>
> Can you help check this? Thanks.
>
> Best,
> Li-Wen
>


-- 
Mateusz Guzik <mjguzik gmail.com>
Received on Mon Jan 13 2020 - 12:50:39 UTC

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