Bug 213871

Summary:	vmx, netgraph, mpd5-5.8: Fatal trap 12: page fault while... supervisor write data, page not present (11.0-RELEASE-p2)
Product:	Base System	Reporter:	Konstantin V Bekreyev <bugs-freebsd-org>
Component:	kern	Assignee:	freebsd-bugs (Nobody) <bugs>
Status:	Closed Feedback Timeout
Severity:	Affects Only Me	CC:	eugen
Priority:	---
Version:	11.0-RELEASE
Hardware:	amd64
OS:	Any

Description Konstantin V Bekreyev 2016-10-29 03:12:28 UTC

Using FreeBSD 11.0-RELEASE-p2 as BRAS with mpd5-5.8 at VMware ESXi (HPE-ESXi-6.0.0-Update2-iso-600.9.5.0.48:

$ freebsd-version -uk
11.0-RELEASE-p2
11.0-RELEASE-p2

Oct 28 12:12:49 BRAS3 syslogd: kernel boot file is /boot/kernel/kernel
Oct 28 12:12:49 BRAS3 kernel:
Oct 28 12:12:49 BRAS3 kernel:
Oct 28 12:12:49 BRAS3 kernel: Fatal trap 12: page fault while in kernel mode
Oct 28 12:12:49 BRAS3 kernel: cpuid = 1; apic id = 01
Oct 28 12:12:49 BRAS3 kernel: fault virtual address     = 0x48
Oct 28 12:12:49 BRAS3 kernel: fault code                = supervisor write data, page not present
Oct 28 12:12:49 BRAS3 kernel: instruction pointer       = 0x20:0xffffffff8265d4ab
Oct 28 12:12:49 BRAS3 kernel: stack pointer             = 0x28:0xfffffe011afc7690
Oct 28 12:12:49 BRAS3 kernel: frame pointer             = 0x28:0xfffffe011afc76d0
Oct 28 12:12:49 BRAS3 kernel: code segment              = base rx0, limit 0xfffff, type 0x1b
Oct 28 12:12:49 BRAS3 kernel: = DPL 0, pres 1, long 1, def32 0, gran 1
Oct 28 12:12:49 BRAS3 kernel: processor eflags  = interrupt enabled, resume, IOPL = 0
Oct 28 12:12:49 BRAS3 kernel: current process           = 12 (irq266: vmx1)
Oct 28 12:12:49 BRAS3 kernel: trap number               = 12
Oct 28 12:12:49 BRAS3 kernel: panic: page fault
Oct 28 12:12:49 BRAS3 kernel: cpuid = 1
Oct 28 12:12:49 BRAS3 kernel: KDB: stack backtrace:
Oct 28 12:12:49 BRAS3 kernel: #0 0xffffffff80b24077 at kdb_backtrace+0x67
Oct 28 12:12:49 BRAS3 kernel: #1 0xffffffff80ad93e2 at vpanic+0x182
Oct 28 12:12:49 BRAS3 kernel: #2 0xffffffff80ad9253 at panic+0x43
Oct 28 12:12:49 BRAS3 kernel: #3 0xffffffff80fa0d31 at trap_fatal+0x351
Oct 28 12:12:49 BRAS3 kernel: #4 0xffffffff80fa0f23 at trap_pfault+0x1e3
Oct 28 12:12:49 BRAS3 kernel: #5 0xffffffff80fa04cc at trap+0x26c
Oct 28 12:12:49 BRAS3 kernel: #6 0xffffffff80f84141 at calltrap+0x8
Oct 28 12:12:49 BRAS3 kernel: #7 0xffffffff8263752e at ng_apply_item+0x14e
Oct 28 12:12:49 BRAS3 kernel: #8 0xffffffff826371a3 at ng_snd_item+0x383
Oct 28 12:12:49 BRAS3 kernel: #9 0xffffffff82652c50 at ng_iface_send+0xc0
Oct 28 12:12:49 BRAS3 kernel: #10 0xffffffff826527ce at ng_iface_output+0x12e
Oct 28 12:12:49 BRAS3 kernel: #11 0xffffffff80c5d2ba at ip_tryforward+0x6ba
Oct 28 12:12:49 BRAS3 kernel: #12 0xffffffff80c5f475 at ip_input+0x355
Oct 28 12:12:49 BRAS3 kernel: #13 0xffffffff80bfa095 at netisr_dispatch_src+0xa5
Oct 28 12:12:49 BRAS3 kernel: #14 0xffffffff80be2afa at ether_demux+0x12a
Oct 28 12:12:49 BRAS3 kernel: #15 0xffffffff80be3752 at ether_nh_input+0x322
Oct 28 12:12:49 BRAS3 kernel: #16 0xffffffff80bfa095 at netisr_dispatch_src+0xa5
Oct 28 12:12:49 BRAS3 kernel: #17 0xffffffff80be2d76 at ether_input+0x26


PS: bugzilla don't have FreeBSD 11.0-RELEASE version.

Comment 1 Eugene Grosbein freebsd_committer

2017-06-11 16:00:28 UTC

Do you have full crashdump and backtracke, not just KDB_TRACE output?

Comment 2 Eugene Grosbein freebsd_committer

2017-06-27 17:44:24 UTC

Feedback timeout. Also, this PR may be duplicate of 220078 which has a patch for ip_input(). If you still have this problem, please make a crashdump and provide a backtrace.