On Thursday 07 February 2008, Kamalesh Babulal wrote: > Bartlomiej Zolnierkiewicz wrote: > > Hi, > > > > On Wednesday 06 February 2008, Pavel Machek wrote: > >> On Wed 2008-02-06 11:53:34, Pavel Machek wrote: > >>> Hi! > >>> > >>> Trying to boot 2.6.25-git0 (few days old), I get > >>> > >>> BUG: unable to handle kernel paging request at ffff..ffb0 > >>> IP at init_irq+0x42e > > > > init_irq? hmm... > > > >>> Call trace: > >>> ide_device_add_all > > > > this comes from ide-generic > > (Generic IDE host driver) > > > >>> ide_generic_init > >>> kernel_init > >>> child_rip > >>> vgacon_cursor > >>> kernel_init > >>> child_rip > >>> > >>> Excerpt from config: > >>> > >>> CONFIG_IDE=y > >>> CONFIG_BLK_DEV_IDE=y > >> Disabling CONFIG_IDE made my machine boot, as it was using libata > >> anyway. > > > > Kamalesh/Pavel: > > > > Could you try latest git and see if the OOPS is still there? > > > > [ Yeah, I'm unable to reproduce it. :( ] > > > > Thanks, > > Bart > Hi Bart, > > The panic is reproducible with the 2.6.24-git16 kernel, the call trace is > similar to the previous one Thanks, I again reviewed ide-probe.c changes but nothing seems wrong... Could you please bisect it down to the guilty commit? > BUG: unable to handle kernel paging request at ffffffffffffffa0 > IP: [<ffffffff80415673>] init_irq+0x188/0x444 Please also try disassembling init_irq using gdb so we see where it fails. Bart > PGD 203067 PUD 204067 PMD 0 > Oops: 0000 [1] SMP > CPU 3 > Modules linked in: > Pid: 1, comm: swapper Not tainted 2.6.24-git16 #1 > RIP: 0010:[<ffffffff80415673>] [<ffffffff80415673>] init_irq+0x188/0x444 > RSP: 0000:ffff81022f093e00 EFLAGS: 00010282 > RAX: ffffffffffffff80 RBX: ffffffff808ad200 RCX: 0000000000000000 > RDX: 00000000ffffffff RSI: ffff81022fc039c0 RDI: ffffffff807512c0 > RBP: ffff81022f093e30 R08: ffff81022f093d70 R09: 0000000000000002 > R10: 0000000000000001 R11: ffff81022f093c00 R12: ffffffff808b4500 > R13: ffffffff808b4510 R14: 0000000000000000 R15: ffffffffffffffff > FS: 0000000000000000(0000) GS:ffff81022f0e7ac0(0000) knlGS:0000000000000000 > CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b > CR2: ffffffffffffffa0 CR3: 0000000000201000 CR4: 00000000000006e0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process swapper (pid: 1, threadinfo ffff81022f092000, task ffff81022f0797e0) > Stack: ffff81022f093e30 0000000000000000 ffffffff808ad200 ffffffff808ad220 > ffffffff808add80 0000000000000000 ffff81022f093eb0 ffffffff8041648f > ffff81022f093ec0 0000000000000000 0000000080751ee0 0000000000000246 > Call Trace: > [<ffffffff8041648f>] ide_device_add_all+0xb60/0xe54 > [<ffffffff807d6d48>] ide_generic_init+0x46/0x4a > [<ffffffff807b873b>] kernel_init+0x175/0x2e7 > [<ffffffff8020bff8>] child_rip+0xa/0x12 > [<ffffffff8037476c>] acpi_ds_init_one_object+0x0/0x88 > [<ffffffff807b85c6>] kernel_init+0x0/0x2e7 > [<ffffffff8020bfee>] child_rip+0x0/0x12 > > > Code: 89 03 49 8b 45 18 48 89 18 48 39 1b 75 04 0f 0b eb fe fe 05 20 71 38 00 fb eb 5b 48 8b 83 20 07 00 00 83 ca ff 48 83 c0 80 74 0e <48> 8b 40 20 48 8b 80 88 00 00 00 8b 50 04 48 8b 3d 48 11 30 00 > RIP [<ffffffff80415673>] init_irq+0x188/0x444 > RSP <ffff81022f093e00> > CR2: ffffffffffffffa0 > ---[ end trace 165798c72d52c3e3 ]--- > > > -- > Thanks & Regards, > Kamalesh Babulal, > Linux Technology Center, > IBM, ISTL. - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
