On Jan 25, 2008 2:47 PM, Greg KH <[EMAIL PROTECTED]> wrote: > On Fri, Jan 25, 2008 at 11:35:56PM +0100, Ingo Molnar wrote: > > > > * Greg KH <[EMAIL PROTECTED]> wrote: > > > > > On Fri, Jan 25, 2008 at 01:05:40PM -0800, Yinghai Lu wrote: > > > > current linus tree + x86.git > > > > > > > > got > > > > > > > > Calling initcall 0xffffffff80b93d98: threshold_init_device+0x0/0x3f() > > > > BUG: unable to handle kernel NULL pointer dereference at > > > > 0000000000000040 > > > > IP: [<ffffffff80458e20>] kobject_uevent_env+0x2a/0x3d9 > > > > > > Does this happen on just Linus's tree? > > > > > > Can you send me a .config file for this? > > > > > > What is threshold_init()? Is it something new in the x86.git tree? > > > > no. A quick grep shows that it is in a file that _your_ changes in > > Linus' latest have touched: > > > > arch/x86/kernel/cpu/mcheck/mce_amd_64.c > > Ok, those are pretty much just search/and/replace type changes, but I > have been running x86-64 boxes with these changes in place. > > That's why I'm interested if Linus's tree right now shows this problem, > and if I can get a .config of the offending kernel to try to reproduce > it and fix it myself.
Calling initcall 0xffffffff80ba1dee: threshold_init_device+0x0/0x3f() Unable to handle kernel NULL pointer dereference at 0000000000000040 RIP: [<ffffffff8045d2e8>] kobject_uevent_env+0x2a/0x3dd PGD 0 Oops: 0000 [1] SMP CPU 0 Modules linked in: Pid: 1, comm: swapper Not tainted 2.6.24-smp-g99f1c97d-dirty #1 RIP: 0010:[<ffffffff8045d2e8>] [<ffffffff8045d2e8>] kobject_uevent_env+0x2a/0x3dd RSP: 0000:ffff81042643db50 EFLAGS: 00010286 RAX: 0000000000000018 RBX: 0000000000000000 RCX: 00000000c0000410 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000018 RBP: 0000000000000018 R08: ffff810824960dc0 R09: 0000000024960dc0 R10: ffffc200025299d0 R11: ffff810824960dc0 R12: 0000000000000000 R13: 0000000000000008 R14: 0000000000000000 R15: 0000000000000004 FS: 0000000000000000(0000) GS:ffffffff80b4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 0000000000000040 CR3: 0000000000201000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process swapper (pid: 1, threadinfo ffff81042643c000, task ffff81082643a000) Stack: ffff810824960dc0 00000000802c7ffe ffffffff809a28be ffffffff80a96f10 ffff810824960eb0 0000000000000000 ffff810824960dc0 ffff8108265120c0 0000000000000004 ffffffff802c7b93 0000000024960dc0 00000000c000040f Call Trace: [<ffffffff802c7b93>] sysfs_add_file+0x5b/0x81 [<ffffffff80215fcb>] allocate_threshold_blocks+0x184/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80215fb9>] allocate_threshold_blocks+0x172/0x1b0 [<ffffffff80216236>] threshold_create_device+0x23f/0x32e [<ffffffff8023fede>] __mod_timer+0xc3/0xd3 [<ffffffff80ba1e04>] threshold_init_device+0x16/0x3f [<ffffffff80b9963a>] kernel_init+0x175/0x2e1 [<ffffffff8020cd48>] child_rip+0xa/0x12 [<ffffffff80b994c5>] kernel_init+0x0/0x2e1 [<ffffffff8020cd3e>] child_rip+0x0/0x12 Code: 4c 8b 70 28 4d 85 f6 75 14 48 8b 40 20 48 85 c0 75 ee 41 bd RIP [<ffffffff8045d2e8>] kobject_uevent_env+0x2a/0x3dd RSP <ffff81042643db50> CR2: 0000000000000040 ---[ end trace 778e504de7e3b1e3 ]--- Kernel panic - not syncing: Attempted to kill init! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/