In the Linux kernel, the following vulnerability has been resolved:
scsi: qla2xxx: Fix premature hw access after PCI error
After a recoverable PCI error has been detected and recovered, qla driver needs to check to see if the error condition still persist and/or wait for the OS to give the resume signal.
Sep 8 22:26:03 localhost kernel: WARNING: CPU: 9 PID: 124606 at qlatmpl.c:440 qla27xxfwdtentryt266+0x55/0x60 [qla2xxx] Sep 8 22:26:03 localhost kernel: RIP: 0010:qla27xxfwdtentryt266+0x55/0x60 [qla2xxx] Sep 8 22:26:03 localhost kernel: Call Trace: Sep 8 22:26:03 localhost kernel: ? qla27xxwalktemplate+0xb1/0x1b0 [qla2xxx] Sep 8 22:26:03 localhost kernel: ? qla27xxexecutefwdttemplate+0x12a/0x160 [qla2xxx] Sep 8 22:26:03 localhost kernel: ? qla27xxfwdump+0xa0/0x1c0 [qla2xxx] Sep 8 22:26:03 localhost kernel: ? qla2xxxpcimmioenabled+0xfb/0x120 [qla2xxx] Sep 8 22:26:03 localhost kernel: ? reportmmioenabled+0x44/0x80 Sep 8 22:26:03 localhost kernel: ? reportslotreset+0x80/0x80 Sep 8 22:26:03 localhost kernel: ? pciwalkbus+0x70/0x90 Sep 8 22:26:03 localhost kernel: ? aerdevcorrectableshow+0xc0/0xc0 Sep 8 22:26:03 localhost kernel: ? pciedorecovery+0x1bb/0x240 Sep 8 22:26:03 localhost kernel: ? aerrecoverworkfunc+0xaa/0xd0 Sep 8 22:26:03 localhost kernel: ? processonework+0x1a7/0x360 .. Sep 8 22:26:03 localhost kernel: qla2xxx [0000:42:00.2]-8041:22: detected PCI disconnect. Sep 8 22:26:03 localhost kernel: qla2xxx [0000:42:00.2]-107ff:22: qla27xxfwdtentry_t262: dump ram MB failed. Area 5h start 198013h end 198013h Sep 8 22:26:03 localhost kernel: qla2xxx [0000:42:00.2]-107ff:22: Unable to capture FW dump Sep 8 22:26:03 localhost kernel: qla2xxx [0000:42:00.2]-1015:22: cmd=0x0, waited 5221 msecs Sep 8 22:26:03 localhost kernel: qla2xxx [0000:42:00.2]-680d:22: mmio enabled returning. Sep 8 22:26:03 localhost kernel: qla2xxx [0000:42:00.2]-d04c:22: MBX Command timeout for cmd 0, iocontrol=ffffffff jiffies=10140f2e5 mb[0-3]=[0xffff 0xffff 0xffff 0xffff]