Re: [uml-devel] Fwd: Re: [uml-user] WARNING: at mm/slab_common.c:376 kmalloc_slab+0x33/0x80()

["Toralf Förster" <toralf.foerster@gmx.de>]

On 05/11/2013 03:26 PM, richard -rw- weinberger wrote:
> Does the attached patch fix the problem?
yes,

but this occurred (probably completely unrelated :)

2013-05-11T15:42:32.829+02:00 trinity kernel: Adding 262140k swap on /dev/mapper/crypt-swap.  Priority:-1 extents:1 across:262140k FS
2013-05-11T15:42:33.000+02:00 trinity haveged: haveged starting up
2013-05-11T15:42:33.000+02:00 trinity haveged: haveged: Completed tot procedure B after 1171996 bytes
2013-05-11T15:42:35.701+02:00 trinity kernel: BUG: spinlock cpu recursion on CPU#0, kworker/0:2/346
2013-05-11T15:42:35.701+02:00 trinity kernel: lock: 0x40c4a6c0, .magic: dead4ead, .owner: <none>/-1, .owner_cpu: 0
2013-05-11T15:42:35.701+02:00 trinity kernel: CPU: 0 PID: 346 Comm: kworker/0:2 Not tainted 3.9.0-12555-g2dbd3ca-dirty #1
2013-05-11T15:42:35.701+02:00 trinity kernel: Workqueue: events cache_reap
2013-05-11T15:42:35.701+02:00 trinity kernel: 40fa7e50 40fa7e80 0835d6cb 083f28e0 40c4a6c0 dead4ead 083f27a9 ffffffff 
2013-05-11T15:42:35.701+02:00 trinity kernel: 00000000 40fa0000 40c4a6c0 083f27ba 40fa7e90 0835d6ed 40c4a6c0 00000000 
2013-05-11T15:42:35.701+02:00 trinity kernel: 40fa7eb0 08281513 00000000 00000003 40fa0000 40c4a6c0 00000000 40c488c0 40fa7e24:  [<08060cff>] show_stack+0xcf/0x100
2013-05-11T15:42:35.701+02:00 trinity kernel: 40fa7e48:  [<0835d5ba>] dump_stack+0x26/0x28
2013-05-11T15:42:35.701+02:00 trinity kernel: 40fa7e58:  [<0835d6cb>] spin_dump+0xa5/0xac
2013-05-11T15:42:35.701+02:00 trinity kernel: 40fa7e84:  [<0835d6ed>] spin_bug+0x1b/0x1f
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7e94:  [<08281513>] do_raw_spin_lock+0x63/0x100
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7eb4:  [<0835fc96>] _raw_spin_lock_irq+0x16/0x20
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7ec0:  [<080fb1e8>] drain_freelist+0x38/0xf0
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7ef0:  [<080fb35c>] cache_reap+0xbc/0x120
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7f14:  [<08093e20>] process_one_work+0x1c0/0x310
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7f58:  [<0809441a>] worker_thread+0x1fa/0x300
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7f84:  [<08099c82>] kthread+0xc2/0xd0
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7fec:  [<0805f87a>] new_thread_handler+0x7a/0xa0
2013-05-11T15:42:35.702+02:00 trinity kernel: 40fa7ffc:  [<00000000>] 0x0
2013-05-11T15:42:35.702+02:00 trinity kernel: 
2013-05-11T15:42:35.000+02:00 trinity haveged: haveged: Completed tot procedure A after 1035716 bytes
2013-05-11T15:42:35.000+02:00 trinity haveged: haveged: version: 1.5; arch: x86; vendor: GenuineIntel; cores: 1/1, buffer: 128
2013-05-11T15:42:35.000+02:00 trinity haveged: haveged: d_cache: 32K (000020), i_cache: 32K (000020), i_index: 19/40, i_size: 32653/60731
2013-05-11T15:42:35.000+02:00 trinity haveged: haveged: tot tests: BA8, continuous tests: B
2013-05-11T15:42:35.000+02:00 trinity haveged: haveged: Completed continuous procedure B after 1171996 bytes
2013-05-11T15:42:35.000+02:00 trinity dhcpcd[770]: version 5.6.4 starting

-- 
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3

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