while doing an allyesconfig bootup on a PC the depca driver triggered
the crash below.
Ingo
------------------>
Calling initcall 0xc1ea0506: depca_module_init+0x0/0xd7()
PM: Adding info for platform:depca.0
depca: probe of depca.0 failed with error -16
PM: Removing info for platform:depca.0
kfree_debugcheck: out of range ptr 300h.
BUG at mm/slab.c:2910!
stopped custom tracer.
------------[ cut here ]------------
kernel BUG at mm/slab.c:2910!
invalid opcode: 0000 [#1]
PREEMPT SMP
Modules linked in:
CPU: 0
EIP: 0060:[<c0194367>] Not tainted VLI
EFLAGS: 00010286 (2.6.19.1-rt16 #494)
EIP is at kfree_debugcheck+0x52/0xa9
eax: 0000001a ebx: 00040000 ecx: c01356a9 edx: 00000001
esi: 00000300 edi: 00000300 ebp: f7c21ec4 esp: f7c21eb0
ds: 007b es: 007b ss: 0068 preempt: 00000001
Process swapper (pid: 1, ti=f7c21000 task=f7c30c50 task.ti=f7c21000)
Stack: c14f9371 c150c05d 00000b5e f772aea0 c1fd4ea0 f7c21ee8 c01953b2 00000300
fffffff0 f772b080 00000000 f772aea0 f772b080 c1902880 f7c21ef8 c06e3d0e
00000300 c19029f0 f7c21f0c c06dfcd9 f772aea8 c06dfe6e f772b080 f7c21f28
Call Trace:
[<c0106273>] show_trace_log_lvl+0x34/0x4a
[<c0106332>] show_stack_log_lvl+0xa9/0xb9
[<c010663e>] show_registers+0x1f5/0x290
[<c0106a3b>] die+0x1de/0x2db
[<c13deb95>] do_trap+0xac/0xca
[<c0106f73>] do_invalid_op+0xae/0xb8
[<c13de8a1>] error_code+0x39/0x40
[<c01953b2>] kfree+0x42/0xce
[<c06e3d0e>] platform_device_release+0x1e/0x38
[<c06dfcd9>] device_release+0x36/0x6b
[<c04f091c>] kobject_cleanup+0x4d/0x74
[<c04f095a>] kobject_release+0x17/0x19
[<c04f0f7a>] kref_put+0x5b/0x69
[<c04f02b6>] kobject_put+0x24/0x26
[<c06dfe6e>] put_device+0x1d/0x1f
[<c06e3cee>] platform_device_put+0x1b/0x1d
[<c1ea0598>] depca_module_init+0x92/0xd7
[<c0100567>] init+0x178/0x451
[<c0105feb>] kernel_thread_helper+0x7/0x10
=======================
Code: 24 e7 c3 50 c1 e8 00 17 fa ff e8 49 08 fd ff c7 44 24 08 5e 0b 00 00 c7 44 24 04 5d c0 50 c1 c7 04 24 71 93 4f c1 e8 df 16 fa ff <0f> 0b 5e 0b 5d c0 50 c1 6b c3 74 03 05 10 f2 35 c2 8b 00 84 c0
EIP: [<c0194367>] kfree_debugcheck+0x52/0xa9 SS:ESP 0068:f7c21eb0
<0>Kernel panic - not syncing: Attempted to kill init!
[<c0106273>] show_trace_log_lvl+0x34/0x4a
[<c01063a9>] show_trace+0x2c/0x2e
[<c01063d6>] dump_stack+0x2b/0x2d
[<c0134c93>] panic+0x67/0x124
[<c0137a0d>] do_exit+0xb8/0x9ed
[<c0106b30>] die+0x2d3/0x2db
[<c13deb95>] do_trap+0xac/0xca
[<c0106f73>] do_invalid_op+0xae/0xb8
[<c13de8a1>] error_code+0x39/0x40
[<c01953b2>] kfree+0x42/0xce
[<c06e3d0e>] platform_device_release+0x1e/0x38
[<c06dfcd9>] device_release+0x36/0x6b
[<c04f091c>] kobject_cleanup+0x4d/0x74
[<c04f095a>] kobject_release+0x17/0x19
[<c04f0f7a>] kref_put+0x5b/0x69
[<c04f02b6>] kobject_put+0x24/0x26
[<c06dfe6e>] put_device+0x1d/0x1f
[<c06e3cee>] platform_device_put+0x1b/0x1d
[<c1ea0598>] depca_module_init+0x92/0xd7
[<c0100567>] init+0x178/0x451
[<c0105feb>] kernel_thread_helper+0x7/0x10
=======================
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