Re: zfs panic when 'make buildworld buildkernel'

Please try https://svnweb.freebsd.org/changeset/base/366717

On 10/15/20, YAMAMOTO Shigeru <shigeru_at_os-hackers.jp> wrote:
>
> Thank you for your help.
>
> after
> https://svnweb.freebsd.org/base?view=revision&revision=366685
>
> I update kernel and try to 'make buildworld buildkernel'.
>
> 1st time, I can finished 'make buildworld buildkernel'.
>
> 2nd time, panic
>
> ```
> [root_at_jenkins-02 ~]# uname -a
> FreeBSD jenkins-02.current.os-hackers.jp 13.0-CURRENT FreeBSD 13.0-CURRENT
> #0 r366693: Wed Oct 14 21:04:42 JST 2020
> root_at_jenkins-02.current.os-hackers.jp:/usr/obj/usr/src/amd64.amd64/sys/GENERIC
> amd64
> [root_at_jenkins-02 ~]#
> ```
>
> ```
>     flags ()
>         lock type zfs: UNLOCKED
> panic: No vop_fplookup_vexec(0xfffff80057f061f0, 0xfffffe004b286688)
> cpuid = 1
> time = 1602733349
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
> 0xfffffe004b286570
> vpanic() at vpanic+0x182/frame 0xfffffe004b2865c0
> panic() at panic+0x43/frame 0xfffffe004b286620
> VOP_FPLOOKUP_VEXEC_APV() at VOP_FPLOOKUP_VEXEC_APV+0x125/frame
> 0xfffffe004b286640
> cache_fplookup() at cache_fplookup+0x437/frame 0xfffffe004b286750
> namei() at namei+0x149/frame 0xfffffe004b286810
> vn_open_cred() at vn_open_cred+0x336/frame 0xfffffe004b286970
> kern_openat() at kern_openat+0x25a/frame 0xfffffe004b286ad0
> amd64_syscall() at amd64_syscall+0x135/frame 0xfffffe004b286bf0
> fast_syscall_common() at fast_syscall_common+0xf8/frame
> 0xfffffe004b286bf0
> --- syscall (499, FreeBSD ELF64, sys_openat), rip = 0x805909caa, rsp =
> 0x7fffffff71a8, rbp = 0x7fffffff7220 ---
> KDB: enter: panic
> [ thread pid 84431 tid 100664 ]
> Stopped at      kdb_enter+0x37: movq    $0,0x10b0116(%rip)
> db>
> ```
>
> ```
> db> trace
> Tracing pid 84431 tid 100664 td 0xfffffe004b1e8000
> kdb_enter() at kdb_enter+0x37/frame 0xfffffe004b286570
> vpanic() at vpanic+0x19e/frame 0xfffffe004b2865c0
> panic() at panic+0x43/frame 0xfffffe004b286620
> VOP_FPLOOKUP_VEXEC_APV() at VOP_FPLOOKUP_VEXEC_APV+0x125/frame
> 0xfffffe004b286640
> cache_fplookup() at cache_fplookup+0x437/frame 0xfffffe004b286750
> namei() at namei+0x149/frame 0xfffffe004b286810
> vn_open_cred() at vn_open_cred+0x336/frame 0xfffffe004b286970
> kern_openat() at kern_openat+0x25a/frame 0xfffffe004b286ad0
> amd64_syscall() at amd64_syscall+0x135/frame 0xfffffe004b286bf0
> fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe004b286bf0
> --- syscall (499, FreeBSD ELF64, sys_openat), rip = 0x805909caa, rsp =
> 0x7fffffff71a8, rbp = 0x7fffffff7220 ---
> db>
> ```
>
> Thanks,
> ---
> YAMAMOTO Shigeru <shigeru_at_os-hackers.jp>
>


-- 
Mateusz Guzik <mjguzik gmail.com>