Date:   Fri, 17 May 2019 14:01:00 -0700
From:   syzbot <syzbot+200d4bb11b23d929335f@...kaller.appspotmail.com>
To:     andreyknvl@...gle.com, chunkeey@...il.com, chunkeey@...glemail.com,
        davem@...emloft.net, flamingice@...rmilk.net, kvalo@...eaurora.org,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        oneukum@...e.com, stern@...land.harvard.edu,
        syzkaller-bugs@...glegroups.com
Subject: Re: KASAN: use-after-free Read in p54u_load_firmware_cb

Hello,

syzbot tried to test the proposed patch but build/boot failed:

  |  ipr_init_dump_entry_hdr(&driver_dump->location_entry.hdr);
       |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/ovlygk104.o
   CC      drivers/scsi/xen-scsifront.o
drivers/scsi/ipr.c: In function ‘ipr_build_ioadl’:
drivers/scsi/ipr.c:6017:11: warning: taking address of packed member of  
‘struct ipr_ioarcb_add_data’ may result in an unaligned pointer value  
[-Waddress-of-packed-member]
  6017 |   ioadl = ioarcb->u.add_data.u.ioadl;
       |           ^~~~~~
drivers/scsi/ipr.c: In function ‘ipr_check_term_power’:
drivers/scsi/ipr.c:7452:8: warning: taking address of packed member of  
‘struct ipr_mode_page28’ may result in an unaligned pointer value  
[-Waddress-of-packed-member]
  7452 |  bus = mode_page->bus;
       |        ^~~~~~~~~
drivers/scsi/ipr.c: In function ‘ipr_modify_ioafp_mode_page_28’:
drivers/scsi/ipr.c:7514:20: warning: taking address of packed member of  
‘struct ipr_mode_page28’ may result in an unaligned pointer value  
[-Waddress-of-packed-member]
  7514 |  for (i = 0, bus = mode_page->bus;
       |                    ^~~~~~~~~
   CC      drivers/scsi/storvsc_drv.o
   CC      drivers/scsi/wd719x.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/ovlygp102.o
   CC      drivers/scsi/st.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/wimmgv100.o
   CC      drivers/scsi/osst.o
drivers/scsi/storvsc_drv.c: In function ‘storvsc_on_channel_callback’:
drivers/scsi/storvsc_drv.c:1173:24: warning: taking address of packed  
member of ‘struct vmpacket_descriptor’ may result in an unaligned pointer  
value [-Waddress-of-packed-member]
  1173 |    ((unsigned long)desc->trans_id);
       |                    ~~~~^~~~~~~~~~
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/wndwgv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.o
   CC      drivers/scsi/sd.o
   CC      drivers/scsi/sd_dif.o
   CC      drivers/scsi/sd_zbc.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/piocgf119.o
   CC      drivers/scsi/sr.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/cursnv50.o
   CC      drivers/scsi/sr_ioctl.o
   CC      drivers/scsi/sr_vendor.o
   CC      drivers/scsi/sg.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/cursgf119.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/cursgp102.o
   CC      drivers/scsi/ch.o
   CC      drivers/scsi/ses.o
   CC      drivers/scsi/scsi_sysfs.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/cursgv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/oimmnv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/oimmgf119.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/disp/oimmgp102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/nv04.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/nv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/gf100.o
   AR      drivers/scsi/qla2xxx/built-in.a
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/gf119.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/gv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/user.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/usernv04.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/usergf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/usernv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/usergf119.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/dma/usergv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv10.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv40.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv17.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/g84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk110.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk208.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk20a.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm200.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm20b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp10b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/tu102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv17.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv10.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv40.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmag84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifonv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifog84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifotu102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/usertu102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/fifo/usergv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv04.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv10.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv15.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv17.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv25.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv2a.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv44.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/g84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gt200.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/mcp79.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gt215.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/mcp89.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gf104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gf108.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gf110.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gf117.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gf119.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gk20a.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gm107.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gm200.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gm20b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gp102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gp104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gp107.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gp10b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/gv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv40.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf108.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf110.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf117.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf119.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk208.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk20a.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm200.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm20b.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp107.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgv100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mpeg/g84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mspdec/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mspdec/g98.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gt215.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msppp/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msppp/g98.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msppp/gt215.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msvld/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msppp/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msvld/gt215.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msvld/mcp89.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msvld/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/msvld/gk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/nvdec/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/nvdec/gp102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/nv40.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/nv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/g84.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/gt200.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/gt215.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/gf108.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/gf117.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/pm/gk104.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sec/g98.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sec2/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sec2/gp102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sec2/tu102.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/base.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/nv04.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/nv10.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/gf100.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.o
   CC      drivers/gpu/drm/nouveau/nvkm/engine/vp/g84.o
   CC      drivers/gpu/drm/nouveau/nouveau_acpi.o
   CC      drivers/gpu/drm/nouveau/nouveau_debugfs.o
   CC      drivers/gpu/drm/nouveau/nouveau_drm.o
   CC      drivers/gpu/drm/nouveau/nouveau_hwmon.o
   CC      drivers/gpu/drm/nouveau/nouveau_ioc32.o
   CC      drivers/gpu/drm/nouveau/nouveau_led.o
   CC      drivers/gpu/drm/nouveau/nouveau_nvif.o
   CC      drivers/gpu/drm/nouveau/nouveau_usif.o
   CC      drivers/gpu/drm/nouveau/nouveau_vga.o
   CC      drivers/gpu/drm/nouveau/nouveau_bo.o
   CC      drivers/gpu/drm/nouveau/nouveau_gem.o
   CC      drivers/gpu/drm/nouveau/nouveau_mem.o
   CC      drivers/gpu/drm/nouveau/nouveau_prime.o
   CC      drivers/gpu/drm/nouveau/nouveau_sgdma.o
   CC      drivers/gpu/drm/nouveau/nouveau_ttm.o
   CC      drivers/gpu/drm/nouveau/nouveau_vmm.o
   CC      drivers/gpu/drm/nouveau/nouveau_display.o
   CC      drivers/gpu/drm/nouveau/nouveau_backlight.o
   CC      drivers/gpu/drm/nouveau/nouveau_bios.o
   CC      drivers/gpu/drm/nouveau/nouveau_connector.o
   CC      drivers/gpu/drm/nouveau/nv04_fbcon.o
   CC      drivers/gpu/drm/nouveau/nv50_fbcon.o
   CC      drivers/gpu/drm/nouveau/nvc0_fbcon.o
   CC      drivers/gpu/drm/nouveau/nouveau_dp.o
   CC      drivers/gpu/drm/nouveau/nouveau_fbcon.o
   CC      drivers/gpu/drm/nouveau/dispnv04/arb.o
   CC      drivers/gpu/drm/nouveau/dispnv04/cursor.o
   CC      drivers/gpu/drm/nouveau/dispnv04/crtc.o
   CC      drivers/gpu/drm/nouveau/dispnv04/dfp.o
   CC      drivers/gpu/drm/nouveau/dispnv04/dac.o
   CC      drivers/gpu/drm/nouveau/dispnv04/hw.o
   CC      drivers/gpu/drm/nouveau/dispnv04/overlay.o
   CC      drivers/gpu/drm/nouveau/dispnv04/tvnv17.o
   CC      drivers/gpu/drm/nouveau/dispnv04/tvmodesnv17.o
   CC      drivers/gpu/drm/nouveau/dispnv04/tvnv04.o
   CC      drivers/gpu/drm/nouveau/dispnv50/core.o
   CC      drivers/gpu/drm/nouveau/dispnv50/lut.o
   CC      drivers/gpu/drm/nouveau/dispnv04/disp.o
   CC      drivers/gpu/drm/nouveau/dispnv50/disp.o
   CC      drivers/gpu/drm/nouveau/dispnv50/core507d.o
   AR      drivers/scsi/built-in.a
   CC      drivers/gpu/drm/nouveau/dispnv50/core827d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/core907d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/core917d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/corec37d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/corec57d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/dac507d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/dac907d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/pior507d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/sor507d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/head507d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/head.o
   CC      drivers/gpu/drm/nouveau/dispnv50/sorc37d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/sor907d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/head827d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/head917d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/head907d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/headc37d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/wimm.o
   CC      drivers/gpu/drm/nouveau/dispnv50/headc57d.o
   CC      drivers/gpu/drm/nouveau/dispnv50/wimmc37b.o
   CC      drivers/gpu/drm/nouveau/dispnv50/wndwc37e.o
   CC      drivers/gpu/drm/nouveau/dispnv50/wndw.o
   CC      drivers/gpu/drm/nouveau/dispnv50/base.o
   CC      drivers/gpu/drm/nouveau/dispnv50/wndwc57e.o
   CC      drivers/gpu/drm/nouveau/dispnv50/base507c.o
   CC      drivers/gpu/drm/nouveau/dispnv50/base827c.o
   CC      drivers/gpu/drm/nouveau/dispnv50/base907c.o
   CC      drivers/gpu/drm/nouveau/dispnv50/base917c.o
   CC      drivers/gpu/drm/nouveau/dispnv50/curs.o
   CC      drivers/gpu/drm/nouveau/dispnv50/curs507a.o
   CC      drivers/gpu/drm/nouveau/dispnv50/curs907a.o
   CC      drivers/gpu/drm/nouveau/dispnv50/cursc37a.o
   CC      drivers/gpu/drm/nouveau/dispnv50/oimm.o
   CC      drivers/gpu/drm/nouveau/dispnv50/oimm507b.o
   CC      drivers/gpu/drm/nouveau/dispnv50/ovly.o
   CC      drivers/gpu/drm/nouveau/dispnv50/ovly507e.o
   CC      drivers/gpu/drm/nouveau/dispnv50/ovly827e.o
   CC      drivers/gpu/drm/nouveau/dispnv50/ovly907e.o
   CC      drivers/gpu/drm/nouveau/dispnv50/ovly917e.o
   CC      drivers/gpu/drm/nouveau/nouveau_abi16.o
   CC      drivers/gpu/drm/nouveau/nouveau_dma.o
   CC      drivers/gpu/drm/nouveau/nouveau_chan.o
   CC      drivers/gpu/drm/nouveau/nouveau_fence.o
   CC      drivers/gpu/drm/nouveau/nv04_fence.o
   CC      drivers/gpu/drm/nouveau/nv10_fence.o
   CC      drivers/gpu/drm/nouveau/nv17_fence.o
   CC      drivers/gpu/drm/nouveau/nv50_fence.o
   CC      drivers/gpu/drm/nouveau/nv84_fence.o
   CC      drivers/gpu/drm/nouveau/nvc0_fence.o
   AR      drivers/gpu/drm/nouveau/built-in.a
   AR      drivers/gpu/drm/built-in.a
   AR      drivers/gpu/built-in.a
Makefile:1051: recipe for target 'drivers' failed
make: *** [drivers] Error 2


Error text is too large and was truncated, full error text is at:
https://syzkaller.appspot.com/x/error.txt?x=17a6b2f8a00000


Tested on:

commit:         43151d6c usb-fuzzer: main usb gadget fuzzer driver
git tree:       https://github.com/google/kasan.git usb-fuzzer
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
patch:          https://syzkaller.appspot.com/x/patch.diff?x=173a6c54a00000

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