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    SubjectRe: 2.6.18-rc1-mm1


    On 9/07/2006 9:11 p.m., Andrew Morton wrote:
    > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc1/2.6.18-rc1-mm1/
    >
    > - We're getting a relatively large number of crash reports coming out of the
    > core sysfs/kobject/driver/bus code, and they're all really hard to diagnose.

    Just noticed this in the logs from yesterday. It didn't cause the machine to go
    down so I didn't notice it at the time:

    Jul 12 13:48:47 tornado smartd[1853]: Device: /dev/sdb, SMART Usage Attribute:
    195 Hardware_ECC_Recovered changed from 64 to 63
    Jul 12 13:51:24 tornado kernel: rpmq[11203]: segfault at 00002b3f41eb445f rip
    00002b3f44aa7108 rsp 00007fff667aef80 error 4
    Jul 12 13:51:24 tornado kernel: general protection fault: 0000 [1] SMP
    Jul 12 13:51:24 tornado kernel: last sysfs file: /block/fd0/dev
    Jul 12 13:51:24 tornado kernel: CPU 1
    Jul 12 13:51:24 tornado kernel: Modules linked in: hidp rfcomm l2cap bluetooth
    ipv6 ip_gre iptable_filter iptable_nat ip_nat ip_conntrack nfnetlink iptable_man
    gle ip_tables binfmt_misc i2c_i801 iTCO_wdt serio_raw
    Jul 12 13:51:24 tornado kernel: Pid: 5067, comm: nagios Not tainted
    2.6.18-rc1-mm1 #1
    Jul 12 13:51:24 tornado kernel: RIP: 0010:[<ffffffff8028f3a1>]
    [<ffffffff8028f3a1>] notifier_call_chain+0x1e/0x45
    Jul 12 13:51:24 tornado kernel: RSP: 0018:ffff810012979d58 EFLAGS: 00010202
    Jul 12 13:51:24 tornado kernel: RAX: 6b6b6b6b6b6b6b6b RBX: ffff810014ae5040 RCX:
    6b6b6b6b6b6b6b6b
    Jul 12 13:51:24 tornado kernel: RDX: ffff810014ae5040 RSI: 0000000000000001 RDI:
    ffff810008034f88
    Jul 12 13:51:24 tornado kernel: RBP: ffff810012979d78 R08: 0000000000000000 R09:
    0000000000000001
    Jul 12 13:51:24 tornado kernel: R10: 0000000000000001 R11: 0000000000000001 R12:
    ffff810014ae5040
    Jul 12 13:51:24 tornado kernel: R13: 0000000000000001 R14: ffff810014ae5040 R15:
    ffff810014ae5040
    Jul 12 13:51:24 tornado kernel: FS: 00002b8b610af6f0(0000)
    GS:ffff81003f6eb430(0000) knlGS:0000000000000000
    Jul 12 13:51:24 tornado kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
    Jul 12 13:51:24 tornado kernel: CR2: 0000000000678ae8 CR3: 000000000c86e000 CR4:
    00000000000006e0
    Jul 12 13:51:24 tornado kernel: Process nagios (pid: 5067, threadinfo
    ffff810012978000, task ffff810020fce080)
    Jul 12 13:51:24 tornado kernel: Stack: ffff810012979d88 ffff810014ae5040
    0000000000000001 0000000001200011
    Jul 12 13:51:24 tornado kernel: ffff810012979d88 ffffffff8028f3f6
    ffff810012979da8 ffffffff8028f76f
    Jul 12 13:51:24 tornado kernel: ffff81002375e000 ffff810020fce080
    ffff810012979e78 ffffffff8021ea6c
    Jul 12 13:51:24 tornado kernel: Call Trace:
    Jul 12 13:51:24 tornado kernel: [<ffffffff8028f3f6>]
    raw_notifier_call_chain+0x9/0x13
    Jul 12 13:51:24 tornado kernel: [<ffffffff8028f76f>] notify_watchers+0x64/0x69
    Jul 12 13:51:24 tornado kernel: [<ffffffff8021ea6c>] copy_process+0x4dc/0x15c0
    Jul 12 13:51:24 tornado kernel: [<ffffffff80231837>] do_fork+0xf7/0x208
    Jul 12 13:51:24 tornado kernel: [<ffffffff80268ad0>] sys_clone+0x23/0x25
    Jul 12 13:51:24 tornado kernel: [<ffffffff8025f4c7>] ptregscall_common+0x67/0xac
    Jul 12 13:51:24 tornado kernel: [<ffffffff8025f182>] system_call+0x7e/0x83
    Jul 12 13:51:24 tornado kernel: [<00002b8b60df8aa9>]
    Jul 12 13:51:24 tornado kernel:
    Jul 12 13:51:24 tornado kernel: Code: 48 8b 59 08 4c 89 e2 4c 89 ee 48 89 cf ff
    11 66 85 c0 78 08
    Jul 12 13:51:24 tornado kernel: RIP [<ffffffff8028f3a1>]
    notifier_call_chain+0x1e/0x45
    Jul 12 13:51:24 tornado kernel: RSP <ffff810012979d58>
    Jul 12 14:18:46 tornado smartd[1853]: Device: /dev/sdb, SMART Prefailure
    Attribute: 1 Raw_Read_Error_Rate changed from 63 to 64

    I'm not sure who the relevant people are to look at this in more detail.

    Reuben
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