Date: Fri, 1 Oct 1999 11:37:01 +0400 (MSD) From: bag@sinbin.demos.su (Alex G. Bulushev) To: mishania@demos.net (Mikhail A. Sokolov) Cc: stable@freebsd.org Subject: 3.3-stable nfsv3/udp server panic (was: Re: vm_fault: fault on nofault entry) Message-ID: <199910010737.LAA39229@sinbin.demos.su> In-Reply-To: <19990922170216.A28102@demos.su> from "Mikhail A. Sokolov" at "Sep 22, 1999 5: 2:17 pm"
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> Hi,=20
>=20
> we're experiencing panics on 3.3-stable as of 21st of September,=20
> which looks alike the ones, which were happening with 3.[12] versions.=20
panic before (once per 1-2 day) was for SMP kernel, new one
is for kernel without SMP on the same nfs server, now after 7.5 day of work
# gdb -k kernel.37 vmcore.37
GNU gdb 4.18
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain condition=
s.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-unknown-freebsd"...
IdlePTD 2756608
initial pcb at 22a0c0
panicstr: vm_fault: fault on nofault entry, addr: ce024000
panic messages:
---
panic: vm_fault: fault on nofault entry, addr: ce024000
syncing disks... 64 44 25 7 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 giving up
(da1:ahc1:0:1:0): SYNCHRONIZE CACHE. CDB: 35 0 0 0 0 0 0 0 0 0
(da1:ahc1:0:1:0): ILLEGAL REQUEST asc:20,0
(da1:ahc1:0:1:0): Invalid command operation code
dumping to dev 20401, offset 1691306
dump 512 511 510 509 508 507 506 505 504 503 502 501 500 499 498 497 496 49=
5 494 493 492 491 490 489 488 487 486 485 484 483 482 481 480 479 478 477 4=
76 475 474 473 472 471 470 469 468 467 466 465 464 463 462 461 460 459 458 =
457 456 455 454 453 452 451 4=
50 449 448 447 446 445 444 443 442 441 440 439 438 437 436 435 434 433 432 =
431 430 429 428 427 426 425 424 423 422 421 420 419 418 417 416 415 414 413=
412 411 410 409 408 407 406 405 404 403 402 401 400 399 398 397 396 395 39=
4 393 392 391 390 389 388 387=
386 385 384 383 382 381 380 379 378 377 376 375 374 373 372 371 370 369 36=
8 367 366 365 364 363 362 361 360 359 358 357 356 355 354 353 352 351 350 3=
49 348 347 346 345 344 343 342 341 340 339 338 337 336 335 334 333 332 331 =
330 329 328 327 326 325 324 3=
23 322 321 320 319 318 317 316 315 314 313 312 311 310 309 308 307 306 305 =
304 303 302 301 300 299 298 297 296 295 294 293 292 291 290 289 288 287 286=
285 284 283 282 281 280 279 278 277 276 275 274 273 272 271 270 269 268 26=
7 266 265 264 263 262 261 260=
259 258 257 256 255 254 253 252 251 250 249 248 247 246 245 244 243 242 24=
1 240 239 238 237 236 235 234 233 232 231 230 229 228 227 226 225 224 223 2=
22 221 220 219 218 217 216 215 214 213 212 211 210 209 208 207 206 205 204 =
203 202 201 200 199 198 197 1=
96 195 194 193 192 191 190 189 188 187 186 185 184 183 182 181 180 179 178 =
177 176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159=
158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 14=
0 139 138 137 136 135 134 133=
132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 11=
4 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94=
93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69=
68 67 66 65 64 63 62 61 60 5=
9 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 3=
4 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9=
8 7 6 5 4 3 2 1
---
#0 boot (howto=3D256) at ../../kern/kern_shutdown.c:285
285 dumppcb.pcb_cr3 =3D rcr3();
(kgdb) backtrace
#0 boot (howto=3D256) at ../../kern/kern_shutdown.c:285
#1 0xc013d485 in panic (
fmt=3D0xc02089e6 "vm_fault: fault on nofault entry, addr: %lx")
at ../../kern/kern_shutdown.c:446
#2 0xc01c9792 in vm_fault (map=3D0xc0240d2c, vaddr=3D3456253952,
fault_type=3D1 '\001', fault_flags=3D0) at ../../vm/vm_fault.c:232
#3 0xc01ee0c8 in trap_pfault (frame=3D0xd2dd49dc, usermode=3D0, eva=3D3456=
256104)
at ../../i386/i386/trap.c:824
#4 0xc01edd7a in trap (frame=3D{tf_es =3D 16, tf_ds =3D -1022492656,
tf_edi =3D 14436, tf_esi =3D -1022433536, tf_ebp =3D -757249380,
tf_isp =3D -757249532, tf_ebx =3D -838711196, tf_edx =3D -847782512,
tf_ecx =3D 8191, tf_eax =3D 39012, tf_trapno =3D 12, tf_err =3D 0,
tf_eip =3D -1071897493, tf_cs =3D 8, tf_eflags =3D 66178, tf_esp =3D =
-755096640,
tf_ss =3D -757248584}) at ../../i386/i386/trap.c:437
#5 0xc01c246b in ufs_lookup (ap=3D0xd2dd4ad8) at ../../ufs/ufs/ufs_lookup.=
c:238
#6 0xc01c727d in ufs_vnoperate (ap=3D0xd2dd4ad8)
at ../../ufs/ufs/ufs_vnops.c:2299
#7 0xc015c4a4 in vfs_cache_lookup (ap=3D0xd2dd4b34) at vnode_if.h:55
#8 0xc01c727d in ufs_vnoperate (ap=3D0xd2dd4b34)
at ../../ufs/ufs/ufs_vnops.c:2299
#9 0xc015e975 in lookup (ndp=3D0xd2dd4d94) at vnode_if.h:31
#10 0xc019e639 in nfs_namei (ndp=3D0xd2dd4d94, fhp=3D0xd2dd4d0c, len=3D2,
slp=3D0xc2fa6e00, nam=3D0xc3d1b060, mdp=3D0xd2dd4c48, dposp=3D0xd2dd4c4=
4,
---Type <return> to continue, or q <return> to quit---
retdirp=3D0xd2dd4c2c, p=3D0xd2d7af40, kerbflag=3D0, pubflag=3D0)
at ../../nfs/nfs_subs.c:1662
#11 0xc0187277 in nfsrv_lookup (nfsd=3D0xc3608d00, slp=3D0xc2fa6e00,
procp=3D0xd2d7af40, mrq=3D0xd2dd4e34) at ../../nfs/nfs_serv.c:476
#12 0xc01a0106 in nfssvc_nfsd (nsd=3D0xd2dd4e94, argp=3D0x8071f04 "", p=3D0=
xd2d7af40)
at ../../nfs/nfs_syscalls.c:656
#13 0xc019fa21 in nfssvc (p=3D0xd2d7af40, uap=3D0xd2dd4f94)
at ../../nfs/nfs_syscalls.c:342
#14 0xc01ee6ab in syscall (frame=3D{tf_es =3D 39, tf_ds =3D 39, tf_edi =3D =
16,
tf_esi =3D 0, tf_ebp =3D -1077944892, tf_isp =3D -757248028, tf_ebx =
=3D 0,
tf_edx =3D -1077945288, tf_ecx =3D 0, tf_eax =3D 155, tf_trapno =3D 1=
2,
tf_err =3D 2, tf_eip =3D 134518972, tf_cs =3D 31, tf_eflags =3D 642,
tf_esp =3D -1077945280, tf_ss =3D 39}) at ../../i386/i386/trap.c:1100
#15 0xc01e4a0c in Xint0x80_syscall ()
#16 0x80480e9 in ?? ()
(kgdb)
>=20
>=20
> panicstr: vm_fault: fault on nofault entry, addr: cdf6f000
> panic messages:
> ---
> panic: vm_fault: fault on nofault entry, addr: cdf6f000
> mp_lock =3D 01000002; cpuid =3D 1; lapic.id =3D 00000000
> boot() called on cpu#1
>=20
> syncing disks... 31 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 giving up
>=20
> dumping to dev 20401, offset 1691306
> dump 512 ...
> ---
> #0 boot (howto=3D256) at ../../kern/kern_shutdown.c:285
> 285 dumppcb.pcb_cr3 =3D rcr3();
> (kgdb) where
> #0 boot (howto=3D256) at ../../kern/kern_shutdown.c:285
> #1 0xc013eee5 in panic (
> fmt=3D0xc0212416 "vm_fault: fault on nofault entry, addr: %lx")
> at ../../kern/kern_shutdown.c:446
> #2 0xc01cb9da in vm_fault (map=3D0xc024b65c, vaddr=3D3455512576,
> fault_type=3D1 '\001', fault_flags=3D0) at ../../vm/vm_fault.c:232
> #3 0xc01f7178 in trap_pfault (frame=3D0xd2dd79dc, usermode=3D0, eva=3D34=
55515023)
> at ../../i386/i386/trap.c:824
> #4 0xc01f6e2a in trap (frame=3D{tf_es =3D 16, tf_ds =3D -1020919792,
> tf_edi =3D 39307, tf_esi =3D -1020881664, tf_ebp =3D -757237092,
> tf_isp =3D -757237244, tf_ebx =3D -839452277, tf_edx =3D -847851736,
> tf_ecx =3D 8191, tf_eax =3D 227723, tf_trapno =3D 12, tf_err =3D 0,
> tf_eip =3D -1071888861, tf_cs =3D 8, tf_eflags =3D 66182, tf_esp =
=3D -752403456,
> tf_ss =3D -757236296}) at ../../i386/i386/trap.c:437
> #5 0xc01c4623 in ufs_lookup (ap=3D0xd2dd7ad8) at ../../ufs/ufs/ufs_looku=
p.c:238
> #6 0xc01c94d1 in ufs_vnoperate (ap=3D0xd2dd7ad8)
> at ../../ufs/ufs/ufs_vnops.c:2299
> #7 0xc015dfd0 in vfs_cache_lookup (ap=3D0xd2dd7b34) at vnode_if.h:55
> #8 0xc01c94d1 in ufs_vnoperate (ap=3D0xd2dd7b34)
> at ../../ufs/ufs/ufs_vnops.c:2299
> #9 0xc0160475 in lookup (ndp=3D0xd2dd7d94) at vnode_if.h:31
> #10 0xc01a05b1 in nfs_namei (ndp=3D0xd2dd7d94, fhp=3D0xd2dd7d0c, len=3D2,
> slp=3D0xc2fa5e00, nam=3D0xc3c1ae30, mdp=3D0xd2dd7c48, dposp=3D0xd2dd7=
c44,
> retdirp=3D0xd2dd7c2c, p=3D0xd2d7af40, kerbflag=3D0, pubflag=3D0)
> at ../../nfs/nfs_subs.c:1662
> #11 0xc018926b in nfsrv_lookup (nfsd=3D0xc35dbb00, slp=3D0xc2fa5e00,
> procp=3D0xd2d7af40, mrq=3D0xd2dd7e34) at ../../nfs/nfs_serv.c:476
> #12 0xc01a205a in nfssvc_nfsd (nsd=3D0xd2dd7e94, argp=3D0x8071f04cannot r=
ead proc at 0
> )
> at ../../nfs/nfs_syscalls.c:656
> #13 0xc01a1975 in nfssvc (p=3D0xd2d7af40, uap=3D0xd2dd7f94)
> at ../../nfs/nfs_syscalls.c:342
> #14 0xc01f77cb in syscall (frame=3D{tf_es =3D 39, tf_ds =3D 39, tf_edi =
=3D 16,
> tf_esi =3D 0, tf_ebp =3D -1077944892, tf_isp =3D -757235740, tf_ebx=
=3D 0,
> tf_edx =3D -1077945288, tf_ecx =3D 0, tf_eax =3D 155, tf_trapno =3D=
12,
> tf_err =3D 2, tf_eip =3D 134518972, tf_cs =3D 31, tf_eflags =3D 642,
> tf_esp =3D -1077945280, tf_ss =3D 39}) at ../../i386/i386/trap.c:11=
00
> #15 0xc01e6e3c in Xint0x80_syscall ()
> cannot read proc at 0
> --=20
> -mishania
>=20
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