https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=233955
Bernhard Froehlich <de...@freebsd.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|Affects Only Me |Affects Some People
Keywords| |panic
Summary|net/wireguard Occassional |[panic] Page fault in
|hard reboot of FreeBSD |in6_purgeaddr (triggered by
|11.2-RELEASE-p6 when used |net/wireguard)
|together with setfib(1) |
--- Comment #11 from Bernhard Froehlich <de...@freebsd.org> ---
This stacktrace is from
https://gist.github.com/genneko/755f6160ba2594c5945b8fc18940ea71
and I copied it here in case it vanishes on github.
dumped core - see /var/crash/vmcore.0
Tue Jan 29 11:09:03 UTC 2019
FreeBSD 12.0-RELEASE-p2 FreeBSD 12.0-RELEASE-p2 GENERIC amd64
panic: page fault
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This GDB was configured as "amd64-marcel-freebsd"...
Unread portion of the kernel message buffer:
<6>in_scrubprefix: err=65, prefix delete failed
<6>wg0: deletion failed: 3
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x0
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff80cc3fe3
stack pointer = 0x28:0xfffffe001de86300
frame pointer = 0x28:0xfffffe001de86450
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 3813 (wireguard-go)
trap number = 12
panic: page fault
cpuid = 1
time = 1548760075
KDB: stack backtrace:
#0 0xffffffff80be7977 at kdb_backtrace+0x67
#1 0xffffffff80b9b563 at vpanic+0x1a3
#2 0xffffffff80b9b3b3 at panic+0x43
#3 0xffffffff8107496f at trap_fatal+0x35f
#4 0xffffffff810749c9 at trap_pfault+0x49
#5 0xffffffff81073fee at trap+0x29e
#6 0xffffffff8104f315 at calltrap+0x8
#7 0xffffffff80de0f73 at in6_purgeaddr+0x463
#8 0xffffffff80c9662f at if_purgeaddrs+0x21f
#9 0xffffffff80ca79c1 at tunclose+0x1f1
#10 0xffffffff80a518ca at devfs_close+0x3ba
#11 0xffffffff811f89b8 at VOP_CLOSE_APV+0x78
#12 0xffffffff80c7b6bf at vn_close1+0xdf
#13 0xffffffff80c7a3c0 at vn_closefile+0x50
#14 0xffffffff80a5224c at devfs_close_f+0x2c
#15 0xffffffff80b4363a at _fdrop+0x1a
#16 0xffffffff80b466e4 at closef+0x244
#17 0xffffffff80b43b69 at closefp+0x99
Uptime: 5m14s
Dumping 190 out of 2005 MB:..9%..17%..26%..34%..43%..51%..68%..76%..85%..93%
Reading symbols from /boot/kernel/zfs.ko...Reading symbols from
/usr/lib/debug//boot/kernel/zfs.ko.debug...done.
done.
Loaded symbols for /boot/kernel/zfs.ko
Reading symbols from /boot/kernel/opensolaris.ko...Reading symbols from
/usr/lib/debug//boot/kernel/opensolaris.ko.debug...done.
done.
Loaded symbols for /boot/kernel/opensolaris.ko
Reading symbols from /boot/modules/vboxguest.ko...done.
Loaded symbols for /boot/modules/vboxguest.ko
Reading symbols from /boot/kernel/intpm.ko...Reading symbols from
/usr/lib/debug//boot/kernel/intpm.ko.debug...done.
done.
Loaded symbols for /boot/kernel/intpm.ko
Reading symbols from /boot/kernel/smbus.ko...Reading symbols from
/usr/lib/debug//boot/kernel/smbus.ko.debug...done.
done.
Loaded symbols for /boot/kernel/smbus.ko
#0 doadump (textdump=<value optimized out>) at pcpu.h:230
230 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) #0 doadump (textdump=<value optimized out>) at pcpu.h:230
#1 0xffffffff80b9b14b in kern_reboot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:446
#2 0xffffffff80b9b5c3 in vpanic (fmt=<value optimized out>,
ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:872
#3 0xffffffff80b9b3b3 in panic (fmt=<value optimized out>)
at /usr/src/sys/kern/kern_shutdown.c:799
#4 0xffffffff8107496f in trap_fatal (frame=0xfffffe001de86240, eva=0)
at /usr/src/sys/amd64/amd64/trap.c:929
#5 0xffffffff810749c9 in trap_pfault (frame=0xfffffe001de86240, usermode=0)
at pcpu.h:230
#6 0xffffffff81073fee in trap (frame=0xfffffe001de86240)
at /usr/src/sys/amd64/amd64/trap.c:441
#7 0xffffffff8104f315 in calltrap ()
at /usr/src/sys/amd64/amd64/exception.S:232
#8 0xffffffff80cc3fe3 in rtsock_addrmsg (cmd=2, ifa=0xfffff80062f71200,
fibnum=-1) at /usr/src/sys/net/rtsock.c:1337
#9 0xffffffff80de0f73 in in6_purgeaddr (ifa=0xfffff80062f71200)
at /usr/src/sys/netinet6/in6.c:193
#10 0xffffffff80c9662f in if_purgeaddrs (ifp=0xfffff80062845000)
at /usr/src/sys/net/if.c:995
#11 0xffffffff80ca79c1 in tunclose (dev=<value optimized out>,
foo=<value optimized out>, bar=<value optimized out>,
td=<value optimized out>) at /usr/src/sys/net/if_tun.c:478
#12 0xffffffff80a518ca in devfs_close (ap=<value optimized out>)
at /usr/src/sys/fs/devfs/devfs_vnops.c:650
#13 0xffffffff811f89b8 in VOP_CLOSE_APV (vop=<value optimized out>,
a=0xfffffe001de86788) at vnode_if.c:534
#14 0xffffffff80c7b6bf in vn_close1 (vp=0xfffff8006291ad20, flags=7,
file_cred=0xfffff80062849a00, td=0xfffff8001da8d000, keep_ref=false)
at vnode_if.h:225
#15 0xffffffff80c7a3c0 in vn_closefile (fp=0xfffff8006a031050,
td=<value optimized out>) at /usr/src/sys/kern/vfs_vnops.c:1563
#16 0xffffffff80a5224c in devfs_close_f (fp=0xfffff8006a031050,
td=<value optimized out>) at /usr/src/sys/fs/devfs/devfs_vnops.c:669
#17 0xffffffff80b4363a in _fdrop (fp=0xfffff8006a031050,
td=<value optimized out>) at file.h:353
#18 0xffffffff80b466e4 in closef (fp=0xfffff8006a031050, td=0xfffff8001da8d000)
at /usr/src/sys/kern/kern_descrip.c:2528
#19 0xffffffff80b43b69 in closefp (fdp=0xfffff8006a04d450,
fd=<value optimized out>, fp=0xfffff8006a031050, td=0xfffff8001da8d000,
holdleaders=0) at /usr/src/sys/kern/kern_descrip.c:1199
#20 0xffffffff81075449 in amd64_syscall (td=0xfffff8001da8d000, traced=0)
at subr_syscall.c:135
#21 0xffffffff8104fbfd in fast_syscall_common ()
at /usr/src/sys/amd64/amd64/exception.S:504
#22 0x000000000048bdb0 in ?? ()
Previous frame inner to this frame (corrupt stack?)
Current language: auto; currently minimal
(kgdb)
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