On Tue, Jan 13, 2015 at 11:25:09PM +0900, Sergey Senozhatsky wrote: > Hi, > > linux-next 20150112 > > [ 934.572323] ata2: exception Emask 0x50 SAct 0x0 SErr 0x4090800 action 0xe frozen > [ 934.572329] ata2: irq_stat 0x00400040, connection status changed > [ 934.572332] ata2: SError: { HostInt PHYRdyChg 10B8B DevExch } > [ 934.572341] BUG: unable to handle kernel NULL pointer dereference at 0000000000000460 > [ 934.572346] IP: [<ffffffff812c722c>] ata_eh_report+0x3ad/0x74d Any chance you can run addr2line on it and map it to the source line? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html