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SubjectRe: Kernel 3.0: Instant kernel crash when mounting CIFS (also crashes with linux-3.1-rc2


On Wed, 17 Aug 2011, Justin Piszcz wrote:

>
>
> On Wed, 17 Aug 2011, Justin Piszcz wrote:
>
>>
>>
>> On Mon, 15 Aug 2011, Justin Piszcz wrote:
>
>
> Better output of crash: (again)
>
> [ 214.557063] CIFS VFS: cifs_mount failed w/return code = -22
> [ 216.607556] CIFS VFS: cifs_mount failed w/return code = -22
> [ 222.637424] CIFS VFS: cifs_mount failed w/return code = -22
> [ 228.988734] ------------[ cut here ]------------
> [ 228.988752] kernel BUG at mm/slab.c:3111!
> [ 228.988759] invalid opcode: 0000 [#1] SMP [ 228.988769] CPU 1 [
> 228.988774] Modules linked in: netconsole rfcomm bnep bluetooth speedstep_lib
> cryptd aes_x86_64 aes_generic configfs ath9k mac80211 uvcvideo ath9k_common
> ath9k_hw ath ohci_hcd ssb videodev mmc_core edac_core v4l2_compat_ioctl32
> i2c_piix4 edac_mce_amd k10temp battery ac cfg80211 pcmcia shpchp video rfkill
> pci_hotplug wmi pcmcia_core
> [ 228.988873] [ 228.988880] Pid: 2869, comm: mount Not tainted 3.1.0-rc2 #2
> Acer Aspire 7551 /Aspire 7551 [ 228.988901]
> RIP: 0010:[<ffffffff81646526>] [<ffffffff81646526>]
> cache_alloc_refill+0x111/0x4a6
> [ 228.988922] RSP: 0018:ffff8801322e3cf8 EFLAGS: 00010046
> [ 228.988929] RAX: ffff8801399b9000 RBX: ffff88013f000080 RCX:
> 0000000000000007
> [ 228.988936] RDX: 0000000000000070 RSI: dead000000200200 RDI:
> 0000000000000035
> [ 228.988944] RBP: ffff8801322e3d58 R08: 0000000000000033 R09:
> ffff88013f004450
> [ 228.988950] R10: ffff88013f004460 R11: ffff8801322e3d60 R12:
> 00000000000000d0
> [ 228.988956] R13: ffff88013f0c1400 R14: 00000000000000d0 R15:
> ffff88013f004440
> [ 228.988964] FS: 00007f421e4957e0(0000) GS:ffff88013fc80000(0000)
> knlGS:0000000000000000
> [ 228.988972] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 228.988979] CR2: 000000000130d000 CR3: 0000000132205000 CR4:
> 00000000000006e0
> [ 228.988986] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
> 0000000000000000
> [ 228.988993] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
> 0000000000000400
> [ 228.989001] Process mount (pid: 2869, threadinfo ffff8801322e2000, task
> ffff88013f278620)
> [ 228.989005] Stack:
> [ 228.989005] ffff8801322e3d28 000000000000003c 000000000000001c
> 0000000000000000
> [ 228.989005] 000000d00000001c 0000001000000000 ffff8801322e3dc8
> 0000000000000010
> [ 228.989005] 0000000000000202 ffff88013f000080 00000000000000d0
> ffff880139a94940
> [ 228.989005] Call Trace:
> [ 228.989005] [<ffffffff810ae053>] __kmalloc+0xb3/0xe0
> [ 228.989005] [<ffffffff810911e5>] kstrdup+0x35/0x60
> [ 228.989005] [<ffffffff810d1e51>] alloc_vfsmnt+0xa1/0x190
> [ 228.989005] [<ffffffff810d21dd>] vfs_kern_mount+0x2d/0xa0
> [ 228.989005] [<ffffffff810d260f>] do_kern_mount+0x4f/0x100
> [ 228.989005] [<ffffffff810d4002>] do_mount+0x532/0x830
> [ 228.989005] [<ffffffff810d3955>] ? copy_mount_options+0x35/0x170
> [ 228.989005] [<ffffffff810d46c3>] sys_mount+0x93/0xe0
> [ 228.989005] [<ffffffff8164df3b>] system_call_fastpath+0x16/0x1b
> [ 228.989005] Code: 00 e9 d2 00 00 00 49 8b 07 49 39 c7 75 15 49 8b 47 20 41
> c7 47 60 01 00 00 00 4c 39 d0 0f 84 ad 00 00 00 8b 53 18 39 50 20 72 2f <0f>
> 0b 44 8b 40 24 8b 53 0c ff c6 41 8b 7d 00 89 70 20 41 0f af [ 228.989005]
> RIP [<ffffffff81646526>] cache_alloc_refill+0x111/0x4a6
> [ 228.989005] RSP <ffff8801322e3cf8>
> [ 228.989005] ---[ end trace 8859f1f50ceed0f6 ]---
>
> Justin.
>
>


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