alloc_skb called nonatomically from interrupt?

Matthew Harrell (mharrell@std.saic.com)
Wed, 11 Feb 1998 17:24:38 -0500 (EST)


--ELM887235878-925-0_
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit

I've been getting a whole lot of these messages under my SMP kernel (but not
the UP kernel). What's this message mean? I would send more info about
the system but I'm not sure what's relevent in this case. Here's the kernel
boot messages.

-- 
  Matthew Harrell                          The Earth is like a tiny grain of
  Simulation Technology Division, SAIC      sand, only much, much heavier.
  mharrell@std.saic.com

--ELM887235878-925-0_ Content-Type: text/plain; charset=KOI8-R Content-Disposition: attachment; filename=kern.log Content-Description: kern.log Content-Transfer-Encoding: 7bit

Feb 11 12:16:31 nemesis kernel: klogd 1.3-3, log source = /proc/kmsg started. Feb 11 17:16:32 nemesis kernel: Cannot find map file. Feb 11 17:16:32 nemesis kernel: No module symbols loaded. Feb 11 17:16:32 nemesis kernel: Linux version 2.1.86-SMP (root@nemesis) (gcc version egcs-2.90.23 980102 (egcs-1.0.1 release)) #1 Wed Feb 11 16:02:14 EST 1998 Feb 11 17:16:32 nemesis kernel: Intel MultiProcessor Specification v1.4 Feb 11 17:16:32 nemesis kernel: Virtual Wire compatibility mode. Feb 11 17:16:32 nemesis kernel: OEM ID: OEM00000 Product ID: PROD00000000 APIC at: 0xFEE00000 Feb 11 17:16:32 nemesis kernel: Processor #0 Pentium(tm) APIC version 17 Feb 11 17:16:32 nemesis kernel: Processor #1 Pentium(tm) APIC version 17 Feb 11 17:16:32 nemesis kernel: I/O APIC #2 Version 17 at 0xFEC00000. Feb 11 17:16:32 nemesis kernel: Processors: 2 Feb 11 17:16:32 nemesis kernel: INIT IRQ Feb 11 17:16:32 nemesis kernel: PIRQ redirection SETUP, working around broken MP-BIOS. Feb 11 17:16:32 nemesis kernel: ... PIRQ0 -> IRQ 0 Feb 11 17:16:32 nemesis kernel: Console: 14 point font, 392 scans Feb 11 17:16:32 nemesis kernel: Console: colour VGA+ 80x28, 1 virtual console (max 63) Feb 11 17:16:32 nemesis kernel: PCI: BIOS32 Service Directory structure at 0xc00faee0 Feb 11 17:16:32 nemesis kernel: PCI: BIOS32 Service Directory entry at 0xfb380 Feb 11 17:16:32 nemesis kernel: PCI: PCI BIOS revision 2.10 entry at 0xfb3b0 Feb 11 17:16:32 nemesis kernel: Probing PCI hardware. Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I0,P-1) -> -1 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I7,P-1) -> -1 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I7,P-1) -> -1 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I17,P-1) -> -1 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I18,P-1) -> -1 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I19,P0) -> -1 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I20,P0) -> -1 Feb 11 17:16:32 nemesis kernel: Calibrating delay loop... 79.05 BogoMIPS Feb 11 17:16:32 nemesis kernel: Memory: 79244k/81920k available (932k kernel code, 400k reserved, 1296k data, 48k init) Feb 11 17:16:32 nemesis kernel: Swansea University Computer Society NET3.039 for Linux 2.1 Feb 11 17:16:32 nemesis kernel: NET3: Unix domain sockets 0.16 for Linux NET3.038. Feb 11 17:16:32 nemesis kernel: Swansea University Computer Society TCP/IP for NET3.037 Feb 11 17:16:32 nemesis kernel: IP Protocols: ICMP, UDP, TCP, IGMP Feb 11 17:16:32 nemesis kernel: Linux IP multicast router 0.06 plus PIM-SM Feb 11 17:16:32 nemesis kernel: Initializing RT netlink socket Feb 11 17:16:32 nemesis kernel: Checking 386/387 coupling... Ok, fpu using exception 16 error reporting. Feb 11 17:16:32 nemesis kernel: Checking 'hlt' instruction... Ok. Feb 11 17:16:32 nemesis kernel: Intel Pentium with F0 0F bug - workaround enabled. Feb 11 17:16:32 nemesis kernel: POSIX conformance testing by UNIFIX Feb 11 17:16:32 nemesis kernel: CPU0: Intel Pentium 75+ stepping 0c Feb 11 17:16:32 nemesis kernel: calibrating APIC timer ... Feb 11 17:16:32 nemesis kernel: ..... CPU clock speed is 198.2394 MHz. Feb 11 17:16:32 nemesis kernel: ..... APIC bus clock speed is 66.0795 MHz. Feb 11 17:16:32 nemesis kernel: Booting processor 1 eip 2000: Calibrating delay loop... 79.05 BogoMIPS Feb 11 17:16:32 nemesis kernel: OK. Feb 11 17:16:32 nemesis kernel: CPU1: Intel Pentium 75+ stepping 0c Feb 11 17:16:32 nemesis kernel: Total of 2 processors activated (158.11 BogoMIPS). Feb 11 17:16:32 nemesis kernel: mapping IO APIC from standard address. Feb 11 17:16:32 nemesis kernel: new virtual address: c5804000. Feb 11 17:16:32 nemesis kernel: enabling Symmetric IO mode ... ...done. Feb 11 17:16:32 nemesis kernel: ENABLING IO-APIC IRQs Feb 11 17:16:32 nemesis kernel: init IO_APIC IRQs Feb 11 17:16:32 nemesis kernel: IO-APIC pin 0, 20, 21, 22, 23 not connected. Feb 11 17:16:32 nemesis kernel: nr of MP irq sources: 21. Feb 11 17:16:32 nemesis kernel: nr of IOAPIC registers: 24. Feb 11 17:16:32 nemesis kernel: testing the IO APIC....................... Feb 11 17:16:32 nemesis kernel: .... register #00: 02000000 Feb 11 17:16:32 nemesis kernel: ....... : physical APIC id: 02 Feb 11 17:16:32 nemesis kernel: .... register #01: 00170011 Feb 11 17:16:32 nemesis kernel: ....... : max redirection entries: 0017 Feb 11 17:16:32 nemesis kernel: ....... : IO APIC version: 0011 Feb 11 17:16:32 nemesis kernel: .... register #02: 00000000 Feb 11 17:16:32 nemesis kernel: ....... : arbitration: 00 Feb 11 17:16:32 nemesis kernel: .... IRQ redirection table: Feb 11 17:16:32 nemesis kernel: NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: Feb 11 17:16:32 nemesis kernel: 00 000 00 1 0 0 0 0 0 0 00 Feb 11 17:16:32 nemesis kernel: 01 0FF 0F 0 0 0 0 0 1 1 59 Feb 11 17:16:32 nemesis kernel: 02 0FF 0F 0 0 0 0 0 1 1 51 Feb 11 17:16:32 nemesis kernel: 03 0FF 0F 0 0 0 0 0 1 1 69 Feb 11 17:16:32 nemesis kernel: 04 0FF 0F 0 0 0 0 0 1 1 71 Feb 11 17:16:32 nemesis kernel: 05 0FF 0F 0 0 0 0 0 1 1 79 Feb 11 17:16:32 nemesis kernel: 06 0FF 0F 0 0 0 0 0 1 1 81 Feb 11 17:16:32 nemesis kernel: 07 0FF 0F 0 0 0 0 0 1 1 89 Feb 11 17:16:32 nemesis kernel: 08 0FF 0F 0 0 0 0 0 1 1 91 Feb 11 17:16:32 nemesis kernel: 09 0FF 0F 0 0 0 0 0 1 1 99 Feb 11 17:16:32 nemesis kernel: 0a 0FF 0F 0 0 0 0 0 1 1 A1 Feb 11 17:16:32 nemesis kernel: 0b 0FF 0F 0 0 0 0 0 1 1 A9 Feb 11 17:16:32 nemesis kernel: 0c 0FF 0F 0 0 0 0 0 1 1 B1 Feb 11 17:16:32 nemesis kernel: 0d 000 00 1 0 0 0 0 0 0 00 Feb 11 17:16:32 nemesis kernel: 0e 0FF 0F 0 0 0 0 0 1 1 C1 Feb 11 17:16:32 nemesis kernel: 0f 0FF 0F 0 0 0 0 0 1 1 C9 Feb 11 17:16:32 nemesis kernel: 10 0FF 0F 0 1 0 1 0 1 1 D1 Feb 11 17:16:32 nemesis kernel: 11 0FF 0F 0 1 0 1 0 1 1 D9 Feb 11 17:16:32 nemesis kernel: 12 0FF 0F 0 1 0 1 0 1 1 E1 Feb 11 17:16:32 nemesis kernel: 13 0FF 0F 0 1 0 1 0 1 1 E9 Feb 11 17:16:32 nemesis kernel: 14 000 00 1 0 0 0 0 0 0 00 Feb 11 17:16:32 nemesis kernel: 15 000 00 1 0 0 0 0 0 0 00 Feb 11 17:16:32 nemesis kernel: 16 000 00 1 0 0 0 0 0 0 00 Feb 11 17:16:32 nemesis kernel: 17 000 00 1 0 0 0 0 0 0 00 Feb 11 17:16:32 nemesis kernel: .................................... done. Feb 11 17:16:32 nemesis kernel: Starting kswapd v 1.23 Feb 11 17:16:32 nemesis kernel: APM disabled: APM is not SMP safe. Feb 11 17:16:32 nemesis kernel: PIIX3: IDE controller on PCI bus 0 function 57 Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I7,P-1) -> -1 Feb 11 17:16:32 nemesis kernel: PIIX3: device not capable of full native PCI mode Feb 11 17:16:32 nemesis kernel: PIIX3: device disabled (BIOS) Feb 11 17:16:32 nemesis kernel: md driver 0.36.6 MAX_MD_DEV=4, MAX_REAL=8 Feb 11 17:16:32 nemesis kernel: md: starting 4 kernel threads Feb 11 17:16:32 nemesis kernel: PCI->APIC IRQ transform: (B0,I19,P0) -> 17 Feb 11 17:16:32 nemesis kernel: (scsi0) <Adaptec AHA-294X SCSI host adapter> found at PCI 19/0 Feb 11 17:16:32 nemesis kernel: (scsi0) Wide Channel, SCSI ID=7, 16/255 SCBs Feb 11 17:16:32 nemesis kernel: (scsi0) BIOS enabled, IO Port 0x6000, IO Mem 0xe1800000, IRQ 17 Feb 11 17:16:32 nemesis kernel: (scsi0) Downloading sequencer code... 406 instructions downloaded Feb 11 17:16:32 nemesis kernel: scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.0.4/3.2.2 Feb 11 17:16:32 nemesis kernel: <Adaptec AHA-294X SCSI host adapter> Feb 11 17:16:32 nemesis kernel: scsi : 1 host. Feb 11 17:16:32 nemesis kernel: (scsi0:0:-1:-1) Scanning channel for devices. Feb 11 17:16:32 nemesis kernel: (scsi0:0:0:0) Synchronous at 10.0MHz, offset 8. Feb 11 17:16:32 nemesis kernel: Vendor: SEAGATE Model: ST11200N Rev: 9300 Feb 11 17:16:32 nemesis kernel: Type: Direct-Access ANSI SCSI revision: 02 Feb 11 17:16:32 nemesis kernel: Detected scsi disk c0b0t0u0 at scsi0, channel 0, id 0, lun 0 Feb 11 17:16:32 nemesis kernel: (scsi0:0:1:0) Synchronous at 10.0MHz, offset 8. Feb 11 17:16:32 nemesis kernel: Vendor: SEAGATE Model: ST32550N Rev: 0012 Feb 11 17:16:32 nemesis kernel: Type: Direct-Access ANSI SCSI revision: 02 Feb 11 17:16:32 nemesis kernel: Detected scsi disk c0b0t1u0 at scsi0, channel 0, id 1, lun 0 Feb 11 17:16:32 nemesis kernel: (scsi0:0:2:0) Synchronous at 10.0MHz, offset 8. Feb 11 17:16:32 nemesis kernel: Vendor: DEC Model: RZ26 (C) DEC Rev: T392 Feb 11 17:16:32 nemesis kernel: Type: Direct-Access ANSI SCSI revision: 02 Feb 11 17:16:32 nemesis kernel: Detected scsi disk c0b0t2u0 at scsi0, channel 0, id 2, lun 0 Feb 11 17:16:32 nemesis kernel: (scsi0:0:4:0) Synchronous at 10.0MHz, offset 8. Feb 11 17:16:32 nemesis kernel: Vendor: PLEXTOR Model: CD-ROM PX-12CS Rev: 1.01 Feb 11 17:16:32 nemesis kernel: Type: CD-ROM ANSI SCSI revision: 02 Feb 11 17:16:32 nemesis kernel: (scsi0:0:6:0) Synchronous at 5.0MHz, offset 8. Feb 11 17:16:32 nemesis kernel: Vendor: DEC Model: TLZ06 (C)DEC Rev: 0435 Feb 11 17:16:32 nemesis kernel: Type: Sequential-Access ANSI SCSI revision: 02 Feb 11 17:16:32 nemesis kernel: (scsi0:0:8:0) Using wide (16 bit) transfers. Feb 11 17:16:32 nemesis kernel: (scsi0:0:8:0) Synchronous at 10.0MHz, offset 8. Feb 11 17:16:32 nemesis kernel: Vendor: SEAGATE Model: ST15230W SUN4.2G Rev: 0720 Feb 11 17:16:32 nemesis kernel: Type: Direct-Access ANSI SCSI revision: 02 Feb 11 17:16:32 nemesis kernel: Detected scsi disk c0b0t8u0 at scsi0, channel 0, id 8, lun 0 Feb 11 17:16:32 nemesis kernel: scsi : detected 4 SCSI disks total. Feb 11 17:16:32 nemesis kernel: SCSI device sda: hdwr sector= 512 bytes. Sectors= 2059140 [1005 MB] [1.0 GB] Feb 11 17:16:32 nemesis kernel: SCSI device sdb: hdwr sector= 512 bytes. Sectors= 4194058 [2047 MB] [2.0 GB] Feb 11 17:16:32 nemesis kernel: SCSI device sdc: hdwr sector= 512 bytes. Sectors= 2050860 [1001 MB] [1.0 GB] Feb 11 17:16:32 nemesis kernel: SCSI device sdd: hdwr sector= 512 bytes. Sectors= 8386733 [4095 MB] [4.1 GB] Feb 11 17:16:32 nemesis kernel: Partition check: Feb 11 17:16:32 nemesis kernel: /dev/sd/c0b0t0u0: p1 p3 p4 Feb 11 17:16:32 nemesis kernel: /dev/sd/c0b0t1u0: p1 p3 Feb 11 17:16:32 nemesis kernel: /dev/sd/c0b0t2u0: p1 p2 p3 Feb 11 17:16:32 nemesis kernel: /dev/sd/c0b0t8u0: p1 p2 p3 p4 Feb 11 17:16:32 nemesis kernel: devfs: v0.16 (19980211) Richard Gooch (rgooch@atnf.csiro.au) Feb 11 17:16:32 nemesis kernel: VFS: Mounted root (ext2 filesystem) readonly. Feb 11 17:16:32 nemesis kernel: Freeing unused kernel memory: 48k freed Feb 11 17:16:32 nemesis kernel: Adding Swap: 33772k swap-space (priority -1) Feb 11 17:16:33 nemesis kernel: Serial driver version 4.24 with SHARE_IRQ enabled Feb 11 17:16:33 nemesis kernel: ttyS00 at 0x03f8 (irq = 4) is a 16550A Feb 11 17:16:34 nemesis kernel: PS/2 auxiliary pointing device detected -- driver installed. Feb 11 17:16:36 nemesis kernel: wd.c: Presently autoprobing (not recommended) for a single card. Feb 11 17:16:36 nemesis kernel: loading device 'eth0'... Feb 11 17:16:36 nemesis kernel: eth0: WD80x3 at 0x280, 00 00 C0 67 A1 92 WD8013, IRQ 10, shared memory at 0xd0000-0xd3fff. Feb 11 17:16:38 nemesis kernel: IPv6 v0.2 for NET3.037 Feb 11 17:16:38 nemesis kernel: IPv6 over IPv4 tunneling driver Feb 11 17:16:38 nemesis kernel: ncr53c8xx: at PCI bus 0, device 20, function 0 Feb 11 17:16:38 nemesis kernel: PCI->APIC IRQ transform: (B0,I20,P0) -> 16 Feb 11 17:16:38 nemesis kernel: ncr53c8xx: 53c810 detected Feb 11 17:16:38 nemesis kernel: ncr53c810-0: rev=0x01, base=0xe1801000, io_port=0x6500, irq=16 Feb 11 17:16:38 nemesis kernel: ncr53c810-0: ID 7, Fast-10, Parity Checking Feb 11 17:16:38 nemesis kernel: ncr53c810-0: restart (scsi reset). Feb 11 17:16:38 nemesis kernel: scsi1 : ncr53c8xx - revision 2.5f Feb 11 17:16:38 nemesis kernel: scsi : 2 hosts. Feb 11 17:16:42 nemesis kernel: alloc_skb called nonatomically from interrupt c581d39d Feb 11 17:16:43 nemesis kernel: ncr53c810-0-<3,0>: using tagged command queueing, up to 4 cmds/lun Feb 11 17:16:43 nemesis kernel: Vendor: iomega Model: jaz 1GB Rev: H.72 Feb 11 17:16:43 nemesis kernel: Type: Direct-Access ANSI SCSI revision: 02 Feb 11 17:16:43 nemesis kernel: Detected scsi removable disk c1b0t3u0 at scsi1, channel 0, id 3, lun 0 Feb 11 17:16:45 nemesis kernel: Vendor: YAMAHA Model: CDR400t Rev: 1.0j Feb 11 17:16:45 nemesis kernel: Type: CD-ROM ANSI SCSI revision: 02 Feb 11 17:16:46 nemesis kernel: ncr53c810-0-<3,0>: FAST-5 SCSI 5.0 MB/s (200 ns, offset 8) Feb 11 17:16:46 nemesis kernel: SCSI device sde: hdwr sector= 512 bytes. Sectors= 2091050 [1021 MB] [1.0 GB] Feb 11 17:16:46 nemesis kernel: sde: Write Protect is off Feb 11 17:16:46 nemesis kernel: /dev/sd/c1b0t3u0: p4 Feb 11 17:16:58 nemesis kernel: eth0: no IPv6 routers present Feb 11 17:16:58 nemesis kernel: alloc_skb called nonatomically from interrupt c581fb51 Feb 11 17:19:49 nemesis kernel: alloc_skb called nonatomically from interrupt c581fb51 Feb 11 17:19:49 nemesis kernel: alloc_skb called nonatomically from interrupt c581fb51

--ELM887235878-925-0_--

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu