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Date: Tue, 9 Apr 2013 14:50:02 -0400 From: Dave Jones <davej@...hat.com> To: netdev@...r.kernel.org Subject: linked list corruption/use after free on bonding unload. Just hit this while doing a load/unload test of various modules. No bonding configuration had been set up, just the module loaded. bonding: bond0: released all slaves ------------[ cut here ]------------ WARNING: at lib/list_debug.c:93 __list_del_entry+0xa1/0xd0() Hardware name: GA-MA78GM-S2H list_del corruption. prev->next should be ffff88005b420be8, but was 6b6b6b6b6b6b6b6b Pid: 3886605, comm: modprobe Not tainted 3.9.0-rc6+ #19 Call Trace: [<ffffffff810450a5>] warn_slowpath_common+0x75/0xa0 [<ffffffff8104511c>] warn_slowpath_fmt+0x4c/0x50 [<ffffffff816b8502>] ? printk+0x67/0x69 [<ffffffff81353df1>] __list_del_entry+0xa1/0xd0 [<ffffffff81353e2d>] list_del+0xd/0x30 [<ffffffffa14c444b>] bond_uninit+0x6b/0xd0 [bonding] [<ffffffff81581560>] rollback_registered_many+0x150/0x210 [<ffffffff81581749>] unregister_netdevice_many+0x19/0x60 [<ffffffff8159427e>] __rtnl_link_unregister+0x6e/0xb0 [<ffffffff815942e3>] rtnl_link_unregister+0x23/0x30 [<ffffffffa14ce96b>] bonding_exit+0x2d/0x6c2 [bonding] [<ffffffff810c5bc5>] sys_delete_module+0x165/0x2f0 [<ffffffff810b6ac5>] ? trace_hardirqs_on_caller+0x115/0x1a0 [<ffffffff8134b18e>] ? trace_hardirqs_on_thunk+0x3a/0x3f [<ffffffff816cdcc2>] system_call_fastpath+0x16/0x1b ---[ end trace ffa4539b4be32cfa ]--- -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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