Re: [PATCH] PCI: Add Broadcom 4331 reset quirk to prevent IRQ storm

of the Ubuntu "linuxefi" fallback that Matthew previously posted about. > @Chris Bainbridge: Please test this as well, this is no longer a > plain vanilla PCI quirk but an early quirk, it should prevent any > kind of memory corruption by DMAed packets. I tested a "no b43" kern

Re: [PATCH] PCI: Add Broadcom 4331 reset quirk to prevent IRQ storm

On Tue, Mar 29, 2016 at 07:41:30PM +0200, Lukas Wunner wrote: > Broadcom 4331 wireless cards built into Apple Macs unleash an IRQ storm > on boot until they are reset, causing spurious interrupts if the IRQ is > shared. Apparently the EFI bootloader enables the device and does not > disable it befo

[PATCH] net/mac80211/agg-rx.c: fix use of uninitialised values

7.976690] [] ? process_one_work+0x860/0x860 [7.976693] [] kthread+0xf6/0x150 [7.976697] [] ? kthread_worker_fn+0x310/0x310 [7.976700] [] ret_from_fork+0x3f/0x70 [7.976703] [] ? kthread_worker_fn+0x310/0x310 Link: https://lkml.org/lkml/2016/1/26/230 Signed-off-by: Chris

UBSAN: Undefined behaviour in net/mac80211/rx.c:924:18

4.5.0-rc1 another UBSAN error: [ 4845.229441] [ 4845.229454] UBSAN: Undefined behaviour in net/mac80211/rx.c:924:18 [ 4845.229458] load of value 2 is not a valid value for type '_Bool' [ 4845.229464] CPU: 1 PID: 6266

UBSAN: Undefined behaviour in net/mac80211/rc80211_minstrel.h:47:34

4.5.0-rc1 with the new UBSAN checker: [ 2624.978741] [ 2624.978749] UBSAN: Undefined behaviour in net/mac80211/rc80211_minstrel.h:47:34 [ 2624.978752] signed integer overflow: [ 2624.978754] -32768 * 100 cannot