Date: Fri, 21 Jul 2017 21:51:40 -0700 From: "G. Paul Ziemba" <pz-freebsd-stable@ziemba.us> To: freebsd-stable@FreeBSD.org Subject: stable/11 r321349 crashing immediately Message-ID: <20170722045140.GA5680@hairball.ziemba.us>
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GENERIC kernel r321349 results in the following about a minute after
multiuser boot completes.
What additional information should I provide to assist in debugging?
Many thanks!
[Extracted from /var/crash/core.txt.NNN]
KDB: stack backtrace:
#0 0xffffffff810f6ed7 at kdb_backtrace+0xa7
#1 0xffffffff810872a9 at vpanic+0x249
#2 0xffffffff81087060 at vpanic+0
#3 0xffffffff817d9aca at dblfault_handler+0x10a
#4 0xffffffff817ae93c at Xdblfault+0xac
#5 0xffffffff810cf76e at cpu_search_lowest+0x35e
#6 0xffffffff810cf76e at cpu_search_lowest+0x35e
#7 0xffffffff810d5b36 at sched_lowest+0x66
#8 0xffffffff810d1d92 at sched_pickcpu+0x522
#9 0xffffffff810d2b03 at sched_add+0xd3
#10 0xffffffff8101df5c at intr_event_schedule_thread+0x18c
#11 0xffffffff8101ddb0 at swi_sched+0xa0
#12 0xffffffff81261643 at netisr_queue_internal+0x1d3
#13 0xffffffff81261212 at netisr_queue_src+0x92
#14 0xffffffff81261677 at netisr_queue+0x27
#15 0xffffffff8123da5a at if_simloop+0x20a
#16 0xffffffff8123d83b at looutput+0x22b
#17 0xffffffff8131c4c6 at ip_output+0x1aa6
doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:298
298 dumptid = curthread->td_tid;
(kgdb) #0 doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:298
#1 0xffffffff810867e8 in kern_reboot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:366
#2 0xffffffff810872ff in vpanic (fmt=0xffffffff81e5f7e0 "double fault",
ap=0xfffffe0839778ec0) at /usr/src/sys/kern/kern_shutdown.c:759
#3 0xffffffff81087060 in panic (fmt=0xffffffff81e5f7e0 "double fault")
at /usr/src/sys/kern/kern_shutdown.c:690
#4 0xffffffff817d9aca in dblfault_handler (frame=0xfffffe0839778f40)
at /usr/src/sys/amd64/amd64/trap.c:828
#5 <signal handler called>
#6 0xffffffff810cf422 in cpu_search_lowest (
cg=0xffffffff826ccd98 <group+280>,
low=<error reading variable: Cannot access memory at address 0xfffffe085cfa4
ff8>) at /usr/src/sys/kern/sched_ule.c:782
#7 0xffffffff810cf76e in cpu_search (cg=0xffffffff826cccb8 <group+56>,
low=0xfffffe085cfa53b8, high=0x0, match=1)
at /usr/src/sys/kern/sched_ule.c:710
#8 cpu_search_lowest (cg=0xffffffff826cccb8 <group+56>,
low=0xfffffe085cfa53b8) at /usr/src/sys/kern/sched_ule.c:783
#9 0xffffffff810cf76e in cpu_search (cg=0xffffffff826ccc80 <group>,
low=0xfffffe085cfa5430, high=0x0, match=1)
at /usr/src/sys/kern/sched_ule.c:710
#10 cpu_search_lowest (cg=0xffffffff826ccc80 <group>, low=0xfffffe085cfa5430)
at /usr/src/sys/kern/sched_ule.c:783
#11 0xffffffff810d5b36 in sched_lowest (cg=0xffffffff826ccc80 <group>,
mask=..., pri=28, maxload=2147483647, prefer=4)
at /usr/src/sys/kern/sched_ule.c:815
#12 0xffffffff810d1d92 in sched_pickcpu (td=0xfffff8000a3a9000, flags=4)
at /usr/src/sys/kern/sched_ule.c:1292
#13 0xffffffff810d2b03 in sched_add (td=0xfffff8000a3a9000, flags=4)
at /usr/src/sys/kern/sched_ule.c:2447
#14 0xffffffff8101df5c in intr_event_schedule_thread (ie=0xfffff80007e7ae00)
at /usr/src/sys/kern/kern_intr.c:917
#15 0xffffffff8101ddb0 in swi_sched (cookie=0xfffff8000a386880, flags=0)
at /usr/src/sys/kern/kern_intr.c:1163
#16 0xffffffff81261643 in netisr_queue_internal (proto=1,
m=0xfffff80026d00500, cpuid=0) at /usr/src/sys/net/netisr.c:1022
#17 0xffffffff81261212 in netisr_queue_src (proto=1, source=0,
m=0xfffff80026d00500) at /usr/src/sys/net/netisr.c:1056
#18 0xffffffff81261677 in netisr_queue (proto=1, m=0xfffff80026d00500)
at /usr/src/sys/net/netisr.c:1069
#19 0xffffffff8123da5a in if_simloop (ifp=0xfffff800116eb000,
m=0xfffff80026d00500, af=2, hlen=0) at /usr/src/sys/net/if_loop.c:358
#20 0xffffffff8123d83b in looutput (ifp=0xfffff800116eb000,
m=0xfffff80026d00500, dst=0xfffff80026ed6550, ro=0xfffff80026ed6530)
at /usr/src/sys/net/if_loop.c:265
#21 0xffffffff8131c4c6 in ip_output (m=0xfffff80026d00500, opt=0x0,
ro=0xfffff80026ed6530, flags=0, imo=0x0, inp=0xfffff80026ed63a0)
at /usr/src/sys/netinet/ip_output.c:655
#22 0xffffffff8142e1c7 in tcp_output (tp=0xfffff80026eb2820)
at /usr/src/sys/netinet/tcp_output.c:1447
#23 0xffffffff81447700 in tcp_usr_send (so=0xfffff80011ec2360, flags=0,
m=0xfffff80026d14d00, nam=0x0, control=0x0, td=0xfffff80063ba1000)
at /usr/src/sys/netinet/tcp_usrreq.c:967
#24 0xffffffff811776f1 in sosend_generic (so=0xfffff80011ec2360, addr=0x0,
uio=0x0, top=0xfffff80026d14d00, control=0x0, flags=0,
td=0xfffff80063ba1000) at /usr/src/sys/kern/uipc_socket.c:1360
#25 0xffffffff811779bd in sosend (so=0xfffff80011ec2360, addr=0x0, uio=0x0,
top=0xfffff80026d14d00, control=0x0, flags=0, td=0xfffff80063ba1000)
at /usr/src/sys/kern/uipc_socket.c:1405
#26 0xffffffff815276a2 in clnt_vc_call (cl=0xfffff80063ca0980,
ext=0xfffffe085cfa6e38, proc=4, args=0xfffff80026c3bc00,
resultsp=0xfffffe085cfa7110, utimeout=...)
at /usr/src/sys/rpc/clnt_vc.c:413
#27 0xffffffff8152391c in clnt_reconnect_call (cl=0xfffff80063ca0c00,
ext=0xfffffe085cfa6e38, proc=4, args=0xfffff80026c3bc00,
resultsp=0xfffffe085cfa7110, utimeout=...)
at /usr/src/sys/rpc/clnt_rc.c:271
#28 0xffffffff80e75628 in newnfs_request (nd=0xfffffe085cfa7110,
nmp=0xfffff80007e79c00, clp=0x0, nrp=0xfffff80007e79d28,
vp=0xfffff80011d9b588, td=0xfffff80063ba1000, cred=0xfffff800118c0100,
prog=100003, vers=3, retsum=0x0, toplevel=1, xidp=0x0, dssep=0x0)
at /usr/src/sys/fs/nfs/nfs_commonkrpc.c:760
#29 0xffffffff80ee87f1 in nfscl_request (nd=0xfffffe085cfa7110,
vp=0xfffff80011d9b588, p=0xfffff80063ba1000, cred=0xfffff800118c0100,
stuff=0x0) at /usr/src/sys/fs/nfsclient/nfs_clport.c:952
#30 0xffffffff80ea865c in nfsrpc_accessrpc (vp=0xfffff80011d9b588, mode=63,
cred=0xfffff800118c0100, p=0xfffff80063ba1000, nap=0xfffffe085cfa72e0,
attrflagp=0xfffffe085cfa73c0, rmodep=0xfffffe085cfa73b4, stuff=0x0)
at /usr/src/sys/fs/nfsclient/nfs_clrpcops.c:243
#31 0xffffffff80ed9ec9 in nfs34_access_otw (vp=0xfffff80011d9b588, wmode=63,
td=0xfffff80063ba1000, cred=0xfffff800118c0100,
retmode=0xfffffe085cfa7540) at /usr/src/sys/fs/nfsclient/nfs_clvnops.c:283
#32 0xffffffff80ecfb64 in nfs_access (ap=0xfffffe085cfa75f8)
at /usr/src/sys/fs/nfsclient/nfs_clvnops.c:426
#33 0xffffffff81a539d4 in VOP_ACCESS_APV (
vop=0xffffffff822ff8b8 <newnfs_vnodeops>, a=0xfffffe085cfa75f8)
at vnode_if.c:601
#34 0xffffffff80eda726 in VOP_ACCESS (vp=0xfffff80011d9b588, accmode=64,
cred=0xfffff800118c0100, td=0xfffff80063ba1000) at ./vnode_if.h:254
#35 0xffffffff80ecb925 in nfs_lookup (ap=0xfffffe085cfa7cf8)
at /usr/src/sys/fs/nfsclient/nfs_clvnops.c:1064
#36 0xffffffff81a52a44 in VOP_LOOKUP_APV (
vop=0xffffffff822ff8b8 <newnfs_vnodeops>, a=0xfffffe085cfa7cf8)
at vnode_if.c:127
#37 0xffffffff811c6aad in VOP_LOOKUP (dvp=0xfffff80011d9b588,
vpp=0xfffffe085cfa8708, cnp=0xfffffe085cfa8730) at ./vnode_if.h:54
#38 0xffffffff811c5b64 in lookup (ndp=0xfffffe085cfa86a8)
at /usr/src/sys/kern/vfs_lookup.c:886
#39 0xffffffff811c4aa2 in namei (ndp=0xfffffe085cfa86a8)
at /usr/src/sys/kern/vfs_lookup.c:448
#40 0xffffffff810050f0 in do_execve (td=0xfffff80063ba1000,
args=0xfffffe085cfa8838, mac_p=0x0) at /usr/src/sys/kern/kern_exec.c:446
#41 0xffffffff810047fa in kern_execve (td=0xfffff80063ba1000,
args=0xfffffe085cfa8838, mac_p=0x0) at /usr/src/sys/kern/kern_exec.c:347
#42 0xffffffff810041e2 in sys_execve (td=0xfffff80063ba1000,
uap=0xfffff80063ba1538) at /usr/src/sys/kern/kern_exec.c:221
#43 0xffffffff817da5ed in syscallenter (td=0xfffff80063ba1000)
at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:131
#44 0xffffffff817d9d0b in amd64_syscall (td=0xfffff80063ba1000, traced=0)
at /usr/src/sys/amd64/amd64/trap.c:903
#45 <signal handler called>
#46 0x0000000800d5285a in ?? ()
Backtrace stopped: Cannot access memory at address 0x7fffffffe7d8
(kgdb)
--
G. Paul Ziemba
FreeBSD unix:
9:31PM up 24 mins, 3 users, load averages: 0.10, 0.22, 0.25
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