On Mon, 11 Feb 2008 15:04:03 -0800 (PST) [EMAIL PROTECTED] wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=9937 > > Summary: Bug in bonding driver - Kernel oops whenever driver is > loaded with max_bonds parameter > Product: Networking > Version: 2.5 > KernelVersion: 2.6.24.2 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: high > Priority: P1 > Component: IPV4 > AssignedTo: [EMAIL PROTECTED] > ReportedBy: [EMAIL PROTECTED] > > > Latest working kernel version: > Earliest failing kernel version: 2.6.24.2 > Distribution: Slackware / Debian GNU/Linux > Hardware Environment: HP ProLiant DL380 G5 (Debian), Slackware Acer TravelMate > 4001 Laptop > Software Environment: > Problem Description: Kernel oops whenever bonding driver with max_bonds=2 (or > > > 2) is loaded ... > > Steps to reproduce: > > modprobe bonding mode=0 miimon=100 max_bonds=2 > or > modprobe bonding max_bonds=2 > > > dmesg output (from slackware laptop / x86): > > BUG: unable to handle kernel NULL pointer dereference at virtual address > 00000000 > printing eip: c028eeaf *pde = 00000000 > Oops: 0000 [#1] SMP > Modules linked in: bonding snd_seq_dummy snd_seq_oss snd_seq_midi_event > snd_seq > snd_seq_device snd_pcm_oss snd_mixer_oss ntfs pcmcia yenta_socket > rsrc_nonstatic tifm_7xx1 tifm_core pcmcia_core snd_intel8x0 snd_ac97_codec > ac97_bus snd_pcm i2c_i801 snd_timer snd i2c_core shpchp snd_page_alloc > ehci_hcd > uhci_hcd pci_hotplug > > Pid: 2729, comm: modprobe Not tainted (2.6.24.2 #2) > EIP: 0060:[<c028eeaf>] EFLAGS: 00010282 CPU: 0 > EIP is at strnicmp+0x17/0x61 > EAX: d8162800 EBX: 00000000 ECX: 00000010 EDX: 00000062 > ESI: 00000010 EDI: 00000000 EBP: d8162801 ESP: d82c9f60 > DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 > Process modprobe (pid: 2729, ti=d82c8000 task=df926550 task.ti=d82c8000) > Stack: d8162c80 00000000 e0c76814 00000000 e0c67170 00000001 df80b700 e0c77180 > 00000001 00000000 0000000c d82c8000 e0afe05e e0c6ed14 e0c6ce70 e0c76c00 > 0805c098 0000000c c014e355 b7e7a008 0805c098 c0106f12 b7e7a008 00019477 > Call Trace: > [<e0c67170>] bond_create+0x4a/0x162 [bonding] > [<e0afe05e>] bonding_init+0x5e/0xf0 [bonding] > [<c014e355>] sys_init_module+0x91/0x11b > [<c0106f12>] syscall_call+0x7/0xb > [<c0470000>] sctp_setsockopt_bindx+0xe8/0x127 > ======================= > Code: 08 fe dc ba 98 c7 40 0c 76 54 32 10 c7 40 10 f0 e1 d2 c3 c3 55 89 c5 57 > 89 d7 31 d2 56 89 ce 53 31 db 85 c9 74 42 0f b6 55 00 45 <0f> b6 1f 47 84 d2 > 74 > 35 84 db 74 31 38 da 74 2a 0f b6 c2 88 d1 > EIP: [<c028eeaf>] strnicmp+0x17/0x61 SS:ESP 0068:d82c9f60 > ---[ end trace 75761717808bf4ee ]--- > > dmesg output (from Debian x86_64 - HP ProLiant DL380): > > Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP: > [<ffffffff8030271e>] strnicmp+0x12/0x5f > PGD 223005067 PUD 223b22067 PMD 0 > Oops: 0000 [1] SMP > CPU 7 > Modules linked in: bonding mptctl mptbase fan ac battery ipv6 dm_snapshot > dm_mirror dm_mod loop usbhid ide_cd cdrom bnx2 generic thermal ipmi_si piix > serio_raw evdev shpchp > psmouse pci_hotplug container pcspkr ide_core ipmi_msghandler uhci_hcd button > processor ehci_hcd e1000 ext3 jbd mbcache reiserfs cciss > Pid: 12469, comm: modprobe Not tainted 2.6.24.2 #1 > RIP: 0010:[<ffffffff8030271e>] [<ffffffff8030271e>] strnicmp+0x12/0x5f > RSP: 0018:ffff81022339fe00 EFLAGS: 00010202 > RAX: ffff81022307e6c0 RBX: ffffffff88233918 RCX: 00000000000020e7 > RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff81022307e000 > RBP: 0000000000000000 R08: ffff810223b90362 R09: 0000000000000010 > R10: ffffffff8822d60b R11: 0000000000000001 R12: 0000000000000000 > R13: ffffffff88234b00 R14: ffff81022307e7c8 R15: 0000000000000000 > FS: 00002b07aa3166e0(0000) GS:ffff81022743bd00(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > CR2: 0000000000000000 CR3: 000000022339c000 CR4: 00000000000006e0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process modprobe (pid: 12469, threadinfo ffff81022339e000, task > ffff8102239aa000) > Stack: ffffffff882200ce ffff8102239ad000 0000000000000001 ffff8102274273c0 > 0000000000000000 0000000000000001 ffffc20011bef960 ffff810225c88540 > ffffffff8809f7bf ffffffff882340c0 ffffffff882340c0 ffff8102263f7f00 > Call Trace: > [<ffffffff882200ce>] :bonding:bond_create+0x4e/0x30e > [<ffffffff8809f7bf>] :bonding:bonding_init+0x7bf/0x85d > [<ffffffff8024f752>] sys_init_module+0x176d/0x183f > [<ffffffff8020be8e>] system_call+0x7e/0x83 > > > Code: 8a 0e 48 ff c7 48 ff c6 45 84 c0 74 36 84 c9 74 32 41 38 c8 > RIP [<ffffffff8030271e>] strnicmp+0x12/0x5f > RSP <ffff81022339fe00> > CR2: 0000000000000000 > ---[ end trace ba3d7089e7da64fa ]--- >
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