Attachment 700171 Details for Bug 913272 – BUG kmalloc-512 (Not tainted): Poison overwritten

BUG kmalloc-512 (Not tainted): Poison overwritten

poison-overwritten-2.txt (text/plain), 23.58 KB, created by Fabrice Bellet on 2013-02-20 19:33:24 UTC

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Creator: Fabrice Bellet

Created: 2013-02-20 19:33:24 UTC

Size: 23.58 KB

patch

obsolete

>Feb 20 18:02:39 helix kernel: [   33.317018] ALSA sound/usb/card.c:233 skipping empty audio interface (v1)
>Feb 20 18:02:39 helix kernel: [   33.318297] =============================================================================
>Feb 20 18:02:39 helix kernel: [   33.318321] BUG kmalloc-512 (Not tainted): Poison overwritten
>Feb 20 18:02:39 helix kernel: [   33.318330] -----------------------------------------------------------------------------
>Feb 20 18:02:39 helix kernel: [   33.318330] 
>Feb 20 18:02:39 helix kernel: [   33.318344] Disabling lock debugging due to kernel taint
>Feb 20 18:02:39 helix kernel: [   33.318347] INFO: 0xffff8801206e3fb8-0xffff8801206e3fb8. First byte 0x69 instead of 0x6b
>Feb 20 18:02:39 helix kernel: [   33.318368] INFO: Allocated in usb_audio_probe+0x490/0x950 [snd_usb_audio] age=2 cpu=1 pid=462
>Feb 20 18:02:39 helix kernel: [   33.318382]    __slab_alloc+0x4f1/0x58f
>Feb 20 18:02:39 helix kernel: [   33.318392]    kmem_cache_alloc_trace+0x227/0x280
>Feb 20 18:02:39 helix kernel: [   33.318404]    usb_audio_probe+0x490/0x950 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.318414]    usb_probe_interface+0x1b4/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.318424]    driver_probe_device+0x8b/0x390
>Feb 20 18:02:39 helix kernel: [   33.318431]    __driver_attach+0xab/0xb0
>Feb 20 18:02:39 helix kernel: [   33.318437]    bus_for_each_dev+0x55/0x90
>Feb 20 18:02:39 helix kernel: [   33.318444]    driver_attach+0x1e/0x20
>Feb 20 18:02:39 helix kernel: [   33.318451]    bus_add_driver+0x1b0/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.318459]    driver_register+0x77/0x170
>Feb 20 18:02:39 helix kernel: [   33.318467]    usb_register_driver+0xb7/0x190
>Feb 20 18:02:39 helix kernel: [   33.318477]    snd_usb_audio_init+0x40/0x1000 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.318487]    do_one_initcall+0x12a/0x180
>Feb 20 18:02:39 helix kernel: [   33.318496]    sys_init_module+0xc0/0x220
>Feb 20 18:02:39 helix kernel: [   33.318504]    system_call_fastpath+0x16/0x1b
>Feb 20 18:02:39 helix kernel: [   33.318516] INFO: Freed in snd_usb_audio_dev_free+0x23/0x30 [snd_usb_audio] age=1 cpu=1 pid=462
>Feb 20 18:02:39 helix kernel: [   33.318527]    __slab_free+0x40/0x3a8
>Feb 20 18:02:39 helix kernel: [   33.318534]    kfree+0x28b/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.318544]    snd_usb_audio_dev_free+0x23/0x30 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.318558]    snd_device_free+0x69/0x160 [snd]
>Feb 20 18:02:39 helix kernel: [   33.318568]    snd_device_free_all+0x61/0xb0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.319011]    snd_card_do_free+0x58/0x140 [snd]
>Feb 20 18:02:39 helix kernel: [   33.319011]    snd_card_free+0x9c/0xb0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.319960]    usb_audio_probe+0x26b/0x950 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.319960]    usb_probe_interface+0x1b4/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.319960]    driver_probe_device+0x8b/0x390
>Feb 20 18:02:39 helix kernel: [   33.319960]    __driver_attach+0xab/0xb0
>Feb 20 18:02:39 helix kernel: [   33.319960]    bus_for_each_dev+0x55/0x90
>Feb 20 18:02:39 helix kernel: [   33.319960]    driver_attach+0x1e/0x20
>Feb 20 18:02:39 helix kernel: [   33.323983]    bus_add_driver+0x1b0/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.323983]    driver_register+0x77/0x170
>Feb 20 18:02:39 helix kernel: [   33.325723]    usb_register_driver+0xb7/0x190
>Feb 20 18:02:39 helix kernel: [   33.325723] INFO: Slab 0xffffea000481b800 objects=39 used=38 fp=0xffff8801206e1068 flags=0x40000000004080
>Feb 20 18:02:39 helix kernel: [   33.325723] INFO: Object 0xffff8801206e3e58 @offset=15960 fp=0xffff8801206e16f8
>Feb 20 18:02:39 helix kernel: [   33.325723] 
>Feb 20 18:02:39 helix kernel: [   33.325723] Bytes b4 ffff8801206e3e48: a2 ed fb ff 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3e58: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3e68: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3e78: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3e88: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3e98: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3ea8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3eb8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3ec8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3ed8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3ee8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3ef8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f08: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f18: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f28: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f38: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f48: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f58: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f68: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f78: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f88: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3f98: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3fa8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3fb8: 69 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  ikkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3fc8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3fd8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3fe8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e3ff8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e4008: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e4018: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e4028: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e4038: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.325723] Object ffff8801206e4048: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5  kkkkkkkkkkkkkkk.
>Feb 20 18:02:39 helix kernel: [   33.325723] Redzone ffff8801206e4058: bb bb bb bb bb bb bb bb                          ........
>Feb 20 18:02:39 helix kernel: [   33.325723] Padding ffff8801206e4198: 5a 5a 5a 5a 5a 5a 5a 5a                          ZZZZZZZZ
>Feb 20 18:02:39 helix kernel: [   33.325723] Pid: 435, comm: systemd-udevd Tainted: G    B        3.7.8-202.fc18.x86_64.debug #1
>Feb 20 18:02:39 helix kernel: [   33.325723] Call Trace:
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811b323d>] ? print_section+0x3d/0x40
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811b3dce>] print_trailer+0xfe/0x160
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811b3f62>] check_bytes_and_report+0xe2/0x120
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811b456f>] check_object+0x1cf/0x250
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811b528e>] ? check_slab+0x8e/0x130
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8159bd0b>] ? __alloc_skb+0x8b/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff816e7e77>] alloc_debug_processing+0x67/0x109
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff816e89dc>] __slab_alloc+0x4f1/0x58f
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff810d83ad>] ? trace_hardirqs_on_caller+0x10d/0x1a0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8159bd0b>] ? __alloc_skb+0x8b/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811ba1f8>] __kmalloc_node_track_caller+0xe8/0x320
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8159bd0b>] ? __alloc_skb+0x8b/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8159b24c>] __kmalloc_reserve+0x3c/0xa0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8159bcd7>] ? __alloc_skb+0x57/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8159bd0b>] __alloc_skb+0x8b/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff81076514>] ? ns_capable+0x44/0x80
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff815d9efa>] netlink_sendmsg+0x2ba/0x430
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff81593718>] ? sock_update_classid+0x148/0x2e0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8158df4c>] sock_sendmsg+0xbc/0xf0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff810ac9bf>] ? local_clock+0x6f/0x80
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff810d7437>] ? lock_release_non_nested+0x2e7/0x320
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff8158e32c>] __sys_sendmsg+0x3ac/0x3c0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff810d844d>] ? trace_hardirqs_on+0xd/0x10
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff81021da3>] ? native_sched_clock+0x13/0x80
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff81021e19>] ? sched_clock+0x9/0x10
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff810ac735>] ? sched_clock_local+0x25/0xa0
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff810ac8d8>] ? sched_clock_cpu+0xa8/0x120
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff811efd5a>] ? fget_light+0x3ea/0x520
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff81590ae9>] sys_sendmsg+0x49/0x90
>Feb 20 18:02:39 helix kernel: [   33.325723]  [<ffffffff816fb859>] system_call_fastpath+0x16/0x1b
>Feb 20 18:02:39 helix kernel: [   33.325723] FIX kmalloc-512: Restoring 0xffff8801206e3fb8-0xffff8801206e3fb8=0x6b
>Feb 20 18:02:39 helix kernel: [   33.325723] 
>Feb 20 18:02:39 helix kernel: [   33.325723] 
>Feb 20 18:02:39 helix kernel: [   33.325723] FIX kmalloc-512: Marking all objects used
>Feb 20 18:02:39 helix kernel: [   33.352203] media: Linux media interface: v0.10
>Feb 20 18:02:39 helix kernel: [   33.355909] snd-usb-audio: probe of 2-5.1.3:1.0 failed with error -5
>Feb 20 18:02:39 helix kernel: [   33.356193] ALSA sound/usb/card.c:233 skipping empty audio interface (v1)
>Feb 20 18:02:39 helix kernel: [   33.356325] snd-usb-audio: probe of 2-5.1.3:1.1 failed with error -5
>Feb 20 18:02:39 helix kernel: [   33.356432] =============================================================================
>Feb 20 18:02:39 helix kernel: [   33.356876] BUG kmalloc-512 (Tainted: G    B       ): Poison overwritten
>Feb 20 18:02:39 helix kernel: [   33.357010] -----------------------------------------------------------------------------
>Feb 20 18:02:39 helix kernel: [   33.357010] 
>Feb 20 18:02:39 helix kernel: [   33.357010] INFO: 0xffff880106066718-0xffff880106066718. First byte 0x69 instead of 0x6b
>Feb 20 18:02:39 helix kernel: [   33.358284] INFO: Allocated in usb_audio_probe+0x490/0x950 [snd_usb_audio] age=2 cpu=1 pid=462
>Feb 20 18:02:39 helix kernel: [   33.358284]    __slab_alloc+0x4f1/0x58f
>Feb 20 18:02:39 helix kernel: [   33.358284]    kmem_cache_alloc_trace+0x227/0x280
>Feb 20 18:02:39 helix kernel: [   33.358284]    usb_audio_probe+0x490/0x950 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.358284]    usb_probe_interface+0x1b4/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.358284]    driver_probe_device+0x8b/0x390
>Feb 20 18:02:39 helix kernel: [   33.358284]    __driver_attach+0xab/0xb0
>Feb 20 18:02:39 helix kernel: [   33.358284]    bus_for_each_dev+0x55/0x90
>Feb 20 18:02:39 helix kernel: [   33.358284]    driver_attach+0x1e/0x20
>Feb 20 18:02:39 helix kernel: [   33.358284]    bus_add_driver+0x1b0/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.358284]    driver_register+0x77/0x170
>Feb 20 18:02:39 helix kernel: [   33.358284]    usb_register_driver+0xb7/0x190
>Feb 20 18:02:39 helix kernel: [   33.358284]    snd_usb_audio_init+0x40/0x1000 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.358284]    do_one_initcall+0x12a/0x180
>Feb 20 18:02:39 helix kernel: [   33.358284]    sys_init_module+0xc0/0x220
>Feb 20 18:02:39 helix kernel: [   33.358284]    system_call_fastpath+0x16/0x1b
>Feb 20 18:02:39 helix kernel: [   33.358284] INFO: Freed in snd_usb_audio_dev_free+0x23/0x30 [snd_usb_audio] age=11 cpu=1 pid=462
>Feb 20 18:02:39 helix kernel: [   33.358284]    __slab_free+0x40/0x3a8
>Feb 20 18:02:39 helix kernel: [   33.358284]    kfree+0x28b/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.358284]    snd_usb_audio_dev_free+0x23/0x30 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.358284]    snd_device_free+0x69/0x160 [snd]
>Feb 20 18:02:39 helix kernel: [   33.358284]    snd_device_free_all+0x61/0xb0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.358284]    snd_card_do_free+0x58/0x140 [snd]
>Feb 20 18:02:39 helix kernel: [   33.358284]    snd_card_free+0x9c/0xb0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.358284]    usb_audio_probe+0x26b/0x950 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.372253]    usb_probe_interface+0x1b4/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.372253]    driver_probe_device+0x8b/0x390
>Feb 20 18:02:39 helix kernel: [   33.372253]    __driver_attach+0xab/0xb0
>Feb 20 18:02:39 helix kernel: [   33.372253]    bus_for_each_dev+0x55/0x90
>Feb 20 18:02:39 helix kernel: [   33.372253]    driver_attach+0x1e/0x20
>Feb 20 18:02:39 helix kernel: [   33.372253]    bus_add_driver+0x1b0/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.372253]    driver_register+0x77/0x170
>Feb 20 18:02:39 helix kernel: [   33.372253]    usb_register_driver+0xb7/0x190
>Feb 20 18:02:39 helix kernel: [   33.372253] INFO: Slab 0xffffea0004181800 objects=39 used=38 fp=0xffff8801060613b0 flags=0x40000000004080
>Feb 20 18:02:39 helix kernel: [   33.372253] INFO: Object 0xffff8801060665b8 @offset=26040 fp=0xffff880106062aa8
>Feb 20 18:02:39 helix kernel: [   33.372253] 
>Feb 20 18:02:39 helix kernel: [   33.372253] Bytes b4 ffff8801060665a8: dd ed fb ff 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a  ........ZZZZZZZZ
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060665b8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060665c8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060665d8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060665e8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060665f8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066608: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066618: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066628: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066638: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066648: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066658: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066668: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066678: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066688: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066698: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060666a8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060666b8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060666c8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060666d8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060666e8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060666f8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066708: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066718: 69 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  ikkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066728: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066738: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066748: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066758: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066768: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066778: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066788: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff880106066798: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
>Feb 20 18:02:39 helix kernel: [   33.372253] Object ffff8801060667a8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5  kkkkkkkkkkkkkkk.
>Feb 20 18:02:39 helix kernel: [   33.372253] Redzone ffff8801060667b8: bb bb bb bb bb bb bb bb                          ........
>Feb 20 18:02:39 helix kernel: [   33.372253] Padding ffff8801060668f8: 5a 5a 5a 5a 5a 5a 5a 5a                          ZZZZZZZZ
>Feb 20 18:02:39 helix kernel: [   33.372253] Pid: 462, comm: systemd-udevd Tainted: G    B        3.7.8-202.fc18.x86_64.debug #1
>Feb 20 18:02:39 helix kernel: [   33.372253] Call Trace:
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff811b323d>] ? print_section+0x3d/0x40
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff811b3dce>] print_trailer+0xfe/0x160
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff811b3f62>] check_bytes_and_report+0xe2/0x120
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff811b456f>] check_object+0x1cf/0x250
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff811b528e>] ? check_slab+0x8e/0x130
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0294dbe>] ? snd_info_create_entry+0x2e/0xc0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff816e7e77>] alloc_debug_processing+0x67/0x109
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff816e89dc>] __slab_alloc+0x4f1/0x58f
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0294dbe>] ? snd_info_create_entry+0x2e/0xc0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff810d8439>] ? trace_hardirqs_on_caller+0x199/0x1a0
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0294dbe>] ? snd_info_create_entry+0x2e/0xc0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff811b7b97>] kmem_cache_alloc_trace+0x227/0x280
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0294dbe>] snd_info_create_entry+0x2e/0xc0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0294e73>] snd_info_create_card_entry+0x23/0x50 [snd]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0294ecb>] snd_card_proc_new+0x2b/0xa0 [snd]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff81356054>] ? snprintf+0x34/0x40
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa0438a95>] snd_usb_audio_create_proc+0x25/0x70 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa042dbe7>] usb_audio_probe+0x727/0x950 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff810d844d>] ? trace_hardirqs_on+0xd/0x10
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff814cbb44>] usb_probe_interface+0x1b4/0x2c0
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff8144908b>] driver_probe_device+0x8b/0x390
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff8144943b>] __driver_attach+0xab/0xb0
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff81449390>] ? driver_probe_device+0x390/0x390
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff81447015>] bus_for_each_dev+0x55/0x90
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff814489ee>] driver_attach+0x1e/0x20
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff81448610>] bus_add_driver+0x1b0/0x2a0
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff81449b37>] driver_register+0x77/0x170
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff814ca307>] usb_register_driver+0xb7/0x190
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa044f000>] ? 0xffffffffa044efff
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffffa044f040>] snd_usb_audio_init+0x40/0x1000 [snd_usb_audio]
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff8100216a>] do_one_initcall+0x12a/0x180
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff810e74d0>] sys_init_module+0xc0/0x220
>Feb 20 18:02:39 helix kernel: [   33.372253]  [<ffffffff816fb859>] system_call_fastpath+0x16/0x1b
>Feb 20 18:02:39 helix kernel: [   33.372253] FIX kmalloc-512: Restoring 0xffff880106066718-0xffff880106066718=0x6b
>Feb 20 18:02:39 helix kernel: [   33.372253] 
>Feb 20 18:02:39 helix kernel: [   33.372253] FIX kmalloc-512: Marking all objects used
>

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Attachments on bug 913272: 700171