Hello, Do please fire up a debugging kernel and send us the same output. You can keep the debug-free kernel around for reference, but people really do need the debug info to do much.
Thanks! ==ml On Tue, Dec 17, 2002 at 09:30:48AM -0600, Mark Nipper wrote: > I've been experiencing crashes across several updates now > since around 4.6-RELEASE. As this is my first attempt to really > debug a problem like this, I'm hoping for a little help from the > community in how to go about such a thing. I'm not running a > kernel with debugging turned on yet, because I don't want to > stomp on anything which I might could use at this point to > analyze the crash dump I have. So that might be something I need > to do before anything else really. This is what I have so far: > --- > root@ops/p2:/home/crash> gdb -k kernel.0 vmcore.0 > GNU gdb 4.18 (FreeBSD) > 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 conditions. > 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"...(no debugging symbols found)... > IdlePTD at phsyical address 0x0031c000 > initial pcb at physical address 0x00295c00 > panicstr: page fault > panic messages: > --- > Fatal trap 12: page fault while in kernel mode > fault virtual address = 0xc7f657ac > fault code = supervisor read, page not present > instruction pointer = 0x8:0xc0185b0e > stack pointer = 0x10:0xe0c54af8 > frame pointer = 0x10:0xe0c54b34 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 5 (syncer) > interrupt mask = bio > trap number = 12 > panic: page fault > > syncing disks... 8 2 2 2 2 2 2 2 15 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 > giving up on 2 buffers > Uptime: 2d22h59m6s > > dumping to dev #ad/0x20009, offset 2350209 > dump ata0: resetting devices .. done > 768 767 766 765 764 763 762 761 760 759 758 757 756 755 754 753 752 751 750 749 748 >747 746 745 744 743 742 741 740 739 738 737 > 736 735 734 733 732 731 730 729 728 727 726 725 724 723 722 721 720 719 718 717 716 >715 714 713 712 711 710 709 708 707 706 70 > 5 704 703 702 701 700 699 698 697 696 695 694 693 692 691 690 689 688 687 686 685 >684 683 682 681 680 679 678 677 676 675 674 6 > 73 672 671 670 669 668 667 666 665 664 663 662 661 660 659 658 657 656 655 654 653 >652 651 650 649 648 647 646 645 644 643 642 > 641 640 639 638 637 636 635 634 633 632 631 630 629 628 627 626 625 624 623 622 621 >620 619 618 617 616 615 614 613 612 611 610 > 609 608 607 606 605 604 603 602 601 600 599 598 597 596 595 594 593 592 591 590 589 >588 587 586 585 584 583 582 581 580 579 57 > 8 577 576 575 574 573 572 571 570 569 568 567 566 565 564 563 562 561 560 559 558 >557 556 555 554 553 552 551 550 549 548 547 5 > 46 545 544 543 542 541 540 539 538 537 536 535 534 533 532 531 530 529 528 527 526 >525 524 523 522 521 520 519 518 517 516 515 > 514 513 512 511 510 509 508 507 506 505 504 503 502 501 500 499 498 497 496 495 494 >493 492 491 490 489 488 487 486 485 484 483 > 482 481 480 479 478 477 476 475 474 473 472 471 470 469 468 467 466 465 464 463 462 >461 460 459 458 457 456 455 454 453 452 45 > 1 450 449 448 447 446 445 444 443 442 441 440 439 438 437 436 435 434 433 432 431 >430 429 428 427 426 425 424 423 422 421 420 4 > 19 418 417 416 415 414 413 412 411 410 409 408 407 406 405 404 403 402 401 400 399 >398 397 396 395 394 393 392 391 390 389 388 > 387 386 385 384 383 382 381 380 379 378 377 376 375 374 373 372 371 370 369 368 367 >366 365 364 363 362 361 360 359 358 357 356 > 355 354 353 352 351 350 349 348 347 346 345 344 343 342 341 340 339 338 337 336 335 >334 333 332 331 330 329 328 327 326 325 32 > 4 323 322 321 320 319 318 317 316 315 314 313 312 311 310 309 308 307 306 305 304 >303 302 301 300 299 298 297 296 295 294 293 2 > 92 291 290 289 288 287 286 285 284 283 282 281 280 279 278 277 276 275 274 273 272 >271 270 269 268 267 266 265 264 263 262 261 > 260 259 258 257 256 255 254 253 252 251 250 249 248 247 246 245 244 243 242 241 240 >239 238 237 236 235 234 233 232 231 230 229 > 228 227 226 225 224 223 222 221 220 219 218 217 216 215 214 213 212 211 210 209 208 >207 206 205 204 203 202 201 200 199 198 19 > 7 196 195 194 193 192 191 190 189 188 187 186 185 184 183 182 181 180 179 178 177 >176 175 174 173 172 171 170 169 168 167 166 1 > 65 164 163 162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 >144 143 142 141 140 139 138 137 136 135 134 > 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 >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 6 > 0 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 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 0xc015e022 in dumpsys () > (kgdb) where > #0 0xc015e022 in dumpsys () > #1 0xc015ddf3 in boot () > #2 0xc015e218 in poweroff_wait () > #3 0xc023a0a2 in trap_fatal () > #4 0xc0239d75 in trap_pfault () > #5 0xc023995f in trap () > #6 0xc0185b0e in biodone () > #7 0xc0126ae9 in dadone () > #8 0xc012281f in camisr () > #9 0xc0122631 in swi_cambio () > #10 0xc022fb73 in doreti_swi () > #11 0xc018bb97 in vget () > #12 0xc0205408 in qsync () > #13 0xc0200cf9 in ffs_sync () > #14 0xc018cf1d in sync_fsync () > #15 0xc018b5a7 in sched_sync () > > > Output from dmesg.boot follows: > --- > Copyright (c) 1992-2002 The FreeBSD Project. > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 > The Regents of the University of California. All rights reserved. > FreeBSD 4.7-RELEASE-p2 #0: Wed Nov 27 14:17:05 CST 2002 > [EMAIL PROTECTED]:/usr/obj/usr/src/sys/OPS > Timecounter "i8254" frequency 1193182 Hz > Timecounter "TSC" frequency 1611826696 Hz > CPU: AMD Athlon(tm) XP 1900+ (1611.83-MHz 686-class CPU) > Origin = "AuthenticAMD" Id = 0x662 Stepping = 2 > >Features=0x383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE> > AMD Features=0xc0480000<<b19>,AMIE,DSP,3DNow!> > real memory = 805306368 (786432K bytes) > config> q > avail memory = 779902976 (761624K bytes) > Preloaded elf kernel "kernel" at 0xc02fd000. > Preloaded userconfig_script "/boot/kernel.conf" at 0xc02fd09c. > Pentium Pro MTRR support enabled > Using $PIR table, 6 entries at 0xc00fdf10 > npx0: <math processor> on motherboard > npx0: INT 16 interface > pcib0: <Host to PCI bridge> on motherboard > pci0: <PCI bus> on pcib0 > pcib1: <PCI to PCI bridge (vendor=1106 device=b099)> at device 1.0 on pci0 > pci1: <PCI bus> on pcib1 > pci1: <ATI model 5446 graphics accelerator> at 0.0 irq 15 > pcib2: <PCI to PCI bridge (vendor=1044 device=a500)> at device 10.0 on pci0 > pci2: <PCI bus> on pcib2 > asr0: <Adaptec Caching SCSI RAID> mem 0xe8000000-0xe9ffffff irq 10 at device 10.1 on >pci0 > asr0: major=154 > asr0: ADAPTEC 2400A FW Rev. 370L, 4 channel, 256 CCBs, Protocol I2O > fxp0: <Intel Pro 10/100B/100+ Ethernet> port 0xe000-0xe03f mem >0xed000000-0xed01ffff,0xed020000-0xed020fff irq 11 at device 11.0 on pci0 > fxp0: Ethernet address 00:02:b3:95:82:85 > inphy0: <i82555 10/100 media interface> on miibus0 > inphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto > isab0: <PCI to ISA bridge (vendor=1106 device=3147)> at device 17.0 on pci0 > isa0: <ISA bus> on isab0 > atapci0: <VIA 8233 ATA133 controller> port 0xe400-0xe40f at device 17.1 on pci0 > ata0: at 0x1f0 irq 14 on atapci0 > ata1: at 0x170 irq 15 on atapci0 > orm0: <Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xcdfff,0xce000-0xcf7ff on isa0 > fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0 > fdc0: FIFO enabled, 8 bytes threshold > fd0: <1440-KB 3.5" drive> on fdc0 drive 0 > atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0 > atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0 > kbd0 at atkbd0 > psm0: <PS/2 Mouse> irq 12 on atkbdc0 > psm0: model IntelliMouse, device ID 3 > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 > sc0: <System console> at flags 0x100 on isa0 > sc0: VGA <16 virtual consoles, flags=0x300> > ad1: 1916MB <Maxtor 72004 AP> [3893/16/63] at ata0-slave WDMA2 > acd0: CD-RW <PLEXTOR CD-R PX-W4012A> at ata0-master PIO4 > Mounting root from ufs:/dev/da0s1a > da0 at asr0 bus 0 target 0 lun 0 > da0: <ADAPTEC RAID-5 370L> Fixed Direct Access SCSI-2 device > da0: Tagged Queueing Enabled > da0: 343419MB (703322112 512 byte sectors: 255H 63S/T 43779C) > WARNING: / was not properly dismounted > > > I have a kernel.0 and vmcore.0 (compressed using bzip2) > available at: > --- > http://ops.tamu.edu/crash/ > > This machine serves mostly as a(n) NFS server for ten > Linux machines (running Debian/testing and 2.4.19). It has less > than half a dozen interactive logins going at any one time > usually, and those are usually mutt/pine or irc sessions inside > of screen. That's really about it. > > Any ideas or suggestions? If the trap above is accurate > (page fault while in kernel mode), is it similar to many of the > cases before on this list of misbehaving hardware? > > -- > Mark Nipper e-contacts: > Computing and Information Services [EMAIL PROTECTED] > Texas A&M University http://arrakis.tamu.edu/nipsy/ > College Station, TX 77843-3142 AIM: texasnipsy ICQ: 66971617 > (979)575-3193 Yahoo: texasnipsy > > -----BEGIN GEEK CODE BLOCK----- > GG/IT d- s++:+ a-- C++$ UBL+++$ P--->+++ L+++$ E--- > W++ N+ o K++ w(---) O++ M V(--) PS+++(+) PE(--) Y+ > PGP++(+) t 5 X R tv b+++ DI+(++) D+ G e h r++ y+(**) > ------END GEEK CODE BLOCK------ > > ---begin random quote of the moment--- > "My name is Maximus Decimus Meridius, commander of the armies of the > North, general of the Felix Legions, loyal servant to the true > emperor, Marcus Aurelius. Father to a murdered son, husband to a > murdered wife. And I will have my vengeance, in this life or the > next." > > -- Maximus, "Gladiator", 2000 > ----end random quote of the moment---- > > To Unsubscribe: send mail to [EMAIL PROTECTED] > with "unsubscribe freebsd-stable" in the body of the message -- Michael Lucas [EMAIL PROTECTED], [EMAIL PROTECTED] http://www.oreillynet.com/pub/q/Big_Scary_Daemons Absolute BSD: http://www.AbsoluteBSD.com/ To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-stable" in the body of the message
