Messages in this thread | | | Date | Mon, 18 Dec 2006 16:27:13 +0100 | From | Ingo Molnar <> | Subject | bug: depca_module_init() cleanup error |
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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 ======================= - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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