Date: Tue, 28 Nov 1995 07:06:51 +0200 From: Heikki Suonsivu <hsu@clinet.fi> To: FreeBSD-gnats-submit@freebsd.org Subject: kern/844: mbuf panic, dump available Message-ID: <199511280506.HAA03154@katiska.clinet.fi> Resent-Message-ID: <199511280510.VAA02296@freefall.freebsd.org>
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>Number: 844 >Category: kern >Synopsis: mbuf panic, dump available >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Nov 27 21:10:01 PST 1995 >Last-Modified: >Originator: Heikki Suonsivu >Organization: Clinet, Espoo, Finland >Release: FreeBSD 2.2-CURRENT i386 >Environment: Nov 27 20:29:47 hauki /kernel: FreeBSD 2.2-CURRENT #2: Sun Nov 26 06:35:44 EET 1995 Nov 27 20:29:47 hauki /kernel: hsu@katiska.clinet.fi:/usr/current/src/sys/compile/CLINETSERVER Nov 27 20:29:48 hauki /kernel: CPU: 90-MHz Pentium 735\90 (Pentium-class CPU) Nov 27 20:29:48 hauki /kernel: Origin = "GenuineIntel" Id = 0x525 Stepping=5 Nov 27 20:29:48 hauki /kernel: Features=0x1bf<FPU,VME,PSE,MCE,CX8,APIC> Nov 27 20:29:48 hauki /kernel: real memory = 33554432 (32768K bytes) Nov 27 20:29:48 hauki /kernel: avail memory = 30068736 (29364K bytes) Nov 27 20:29:48 hauki /kernel: Probing for devices on the ISA bus: Nov 27 20:29:48 hauki /kernel: vt0 at 0x60-0x6f irq 1 on motherboard Nov 27 20:29:48 hauki /kernel: vt0: unkown s3, 80 col, color, 8 scr, mf2-kbd, [R3.20-b24] Nov 27 20:29:48 hauki /kernel: ed0 not found at 0x280 Nov 27 20:29:48 hauki /kernel: lpt0 at 0x378-0x37f irq 7 on isa Nov 27 20:29:49 hauki /kernel: lpt0: Interrupt-driven port Nov 27 20:29:49 hauki /kernel: lp0: TCP/IP capable interface Nov 27 20:29:49 hauki /kernel: lpt1 not found at 0xffffffff Nov 27 20:29:49 hauki /kernel: lpt2 not found at 0xffffffff Nov 27 20:29:49 hauki /kernel: sio0 at 0x3f8-0x3ff irq 4 on isa Nov 27 20:29:49 hauki /kernel: sio0: type 16550A Nov 27 20:29:49 hauki /kernel: sio1 at 0x2f8-0x2ff irq 3 on isa Nov 27 20:29:49 hauki /kernel: sio1: type 16550A Nov 27 20:29:49 hauki /kernel: sio2 not found at 0x3e8 Nov 27 20:29:49 hauki /kernel: sio3 not found at 0x2e8 Nov 27 20:29:49 hauki /kernel: pca0 on isa Nov 27 20:29:50 hauki /kernel: pca0: PC speaker audio driver Nov 27 20:29:50 hauki /kernel: bt0: Bt946C/ 0-PCI/EISA/VLB(32bit) bus Nov 27 20:29:50 hauki /kernel: bt0: reading board settings, busmastering, int=11 Nov 27 20:29:50 hauki /kernel: bt0: version 4.23, sync, parity, 32 mbxs, 32 ccbs Nov 27 20:29:50 hauki /kernel: bt0: targ 0 sync rate=10.00MB/s(100ns), offset=15 Nov 27 20:29:50 hauki /kernel: bt0: targ 2 sync rate=10.00MB/s(100ns), offset=15 Nov 27 20:29:50 hauki /kernel: bt0: Using Strict Round robin scheme Nov 27 20:29:50 hauki /kernel: bt0 at 0x330 irq 11 on isa Nov 27 20:29:50 hauki /kernel: bt0 waiting for scsi devices to settle Nov 27 20:29:50 hauki /kernel: (bt0:0:0): "IBM 0662S12 !O 2 23" type 0 fixed SCSI 2 Nov 27 20:29:50 hauki /kernel: sd0(bt0:0:0): Direct-Access 1003MB (2055035 512 byte sectors) Nov 27 20:29:50 hauki /kernel: sd0(bt0:0:0): with 4119 cyls, 5 heads, and an average 99 sectors/track Nov 27 20:29:50 hauki /kernel: (bt0:2:0): "IBM OEM 0662S12 3 30" type 0 fixed SCSI 2 Nov 27 20:29:51 hauki /kernel: sd2(bt0:2:0): Direct-Access 1003MB (2055035 512 byte sectors) Nov 27 20:29:51 hauki /kernel: sd2(bt0:2:0): with 4119 cyls, 5 heads, and an average 99 sectors/track Nov 27 20:29:51 hauki /kernel: aha0 not probed due to I/O address conflict with bt0 at 0x330 Nov 27 20:29:51 hauki /kernel: wdc0 not found at 0x1f0 Nov 27 20:29:51 hauki /kernel: fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa Nov 27 20:29:51 hauki /kernel: fdc0: NEC 72065B Nov 27 20:29:51 hauki /kernel: fd0: 1.44MB 3.5in Nov 27 20:29:51 hauki /kernel: mcd0: timeout getting status Nov 27 20:29:51 hauki /kernel: mcd0 not found at 0x300 Nov 27 20:29:51 hauki /kernel: npx0 on motherboard Nov 27 20:29:51 hauki /kernel: npx0: INT 16 interface Nov 27 20:29:51 hauki /kernel: matcdc0 not found at 0xffffffff Nov 27 20:29:51 hauki /kernel: matcdc1 not found at 0xffffffff Nov 27 20:29:52 hauki /kernel: matcdc2 not found at 0xffffffff Nov 27 20:29:52 hauki /kernel: matcdc3 not found at 0xffffffff Nov 27 20:29:52 hauki /kernel: Probing for devices on the PCI bus: Nov 27 20:29:52 hauki /kernel: pci0:0: Silicon Integrated Systems, device=0x5511, class=bridge (host) [no driver assigned] Nov 27 20:29:52 hauki /kernel: chip0 <SiS 85c503> rev 1 on pci0:1 Nov 27 20:29:52 hauki /kernel: vga0 <VGA-compatible display device> rev 0 int a irq 12 on pci0:9 Nov 27 20:29:52 hauki /kernel: chip1 <DEC 21050 PCI-PCI bridge> rev 2 on pci0:10 Nov 27 20:29:52 hauki /kernel: pci0:11: Bus Logic, device=0x1040, class=storage (scsi) [no driver assigned] Nov 27 20:29:52 hauki /kernel: Probing for devices on the PCI bus: Nov 27 20:29:52 hauki /kernel: de0 <Digital DC21040 Ethernet> rev 35 int a irq 10 on pci1:4 Nov 27 20:29:52 hauki /kernel: de0: DC21040 [10Mb/s] pass 2.3 Ethernet address 00:00:c0:50:01:c0 Nov 27 20:29:52 hauki /kernel: de0: enabling Thinwire/AUI port Nov 27 20:29:52 hauki /kernel: de1 <Digital DC21040 Ethernet> rev 35 int a irq 12 on pci1:5 Nov 27 20:29:53 hauki /kernel: de1: DC21040 [10Mb/s] pass 2.3 Ethernet address 00:00:c0:1e:02:c0 Nov 27 20:29:53 hauki /kernel: de1: enabling Thinwire/AUI port Nov 27 20:29:53 hauki /kernel: changing root device to sd0a Nov 27 20:29:53 hauki /kernel: new masks: bio c0000840, tty c003009a, net c003149a Nov 27 20:29:53 hauki /kernel: WARNING: / was not properly dismounted. Nov 27 20:29:53 hauki /kernel: sd2: raw partition size != slice size Nov 27 20:29:53 hauki /kernel: sd2: start 0, end 2055034, size 2055035 Nov 27 20:29:53 hauki /kernel: sd2c: start 0, end 2038904, size 2038905 >Description: mbuf panic, best documented in the crash dump. against sup from around 26th Nov 17:00 GMT. The dump is available in ftp://clinet.fi/pub/FreeBSD/crashdumps/{kernel,vmcore}.1.gz This could be related to Nov 27 18:41:13 hauki /kernel: Probing for devices on the PCI bus: Nov 27 18:41:13 hauki /kernel: de0 <Digital DC21040 Ethernet> rev 35 int a irq 1 0 on pci1:4 Nov 27 18:41:13 hauki /kernel: Data modified on freelist: word 0 of object 0xf0d 40a00 size 256 previous type free (0x9a0328 != 0xdeadc0de) Nov 27 18:41:13 hauki /kernel: de0: DC21040 [10Mb/s] pass 2.3 Ethernet address 0 0:00:c0:50:01:c0 Nov 27 18:41:13 hauki /kernel: de0: enabling Thinwire/AUI port Nov 27 18:41:13 hauki /kernel: de1 <Digital DC21040 Ethernet> rev 35 int a irq 1 2 on pci1:5 Nov 27 18:41:13 hauki /kernel: de1: DC21040 [10Mb/s] pass 2.3 Ethernet address 0 0:00:c0:1e:02:c0 I have seen these occasionally in a running system, but this is the first time I see one within boot messages. >How-To-Repeat: I don't know (relates to my previous report, this is the only dump which actually made it to the disk, others were lost in panic before savecore completed). >Fix: Don't know, but data structure being freed contains 0xdeadc0de data... >Audit-Trail: >Unformatted:
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