device veth0_vlan entered promiscuous mode
device veth1_vlan entered promiscuous mode
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD a7585067 P4D a7585067 PUD 94afd067 PMD 0 
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9901 Comm: syz-executor331 Not tainted 5.5.0-rc5-next-20200110-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:0x0
Code: Bad RIP value.
RSP: 0018:ffffc90006237c08 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffff88809f4a6540 RCX: ffffffff877e0831
RDX: 1ffffffff118a038 RSI: 0000000000000004 RDI: ffff88809f4a6540
RBP: ffffc90006237c48 R08: ffff88809237a540 R09: ffffed1015d27074
R10: ffffed1015d27073 R11: ffff8880ae93839b R12: ffffffff88c50040
R13: ffff8880976cf000 R14: ffffc90006237d40 R15: 0000000000000000
FS:  00000000015e0880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 0000000098358000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rdev_set_wiphy_params net/wireless/rdev-ops.h:542 [inline]
 cfg80211_wext_siwfrag+0x279/0x910 net/wireless/wext-compat.c:307
 ioctl_standard_call+0xca/0x1d0 net/wireless/wext-core.c:1015
 wireless_process_ioctl.constprop.0+0x236/0x2b0 net/wireless/wext-core.c:953
 wext_ioctl_dispatch net/wireless/wext-core.c:986 [inline]
 wext_ioctl_dispatch net/wireless/wext-core.c:974 [inline]
 wext_handle_ioctl+0x106/0x1c0 net/wireless/wext-core.c:1047
 sock_ioctl+0x47d/0x790 net/socket.c:1125
 vfs_ioctl fs/ioctl.c:47 [inline]
 ksys_ioctl+0x123/0x180 fs/ioctl.c:760
 __do_sys_ioctl fs/ioctl.c:769 [inline]
 __se_sys_ioctl fs/ioctl.c:767 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:767
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4421f9
Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffc5ec9a6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004421f9
RDX: 0000000020000040 RSI: 0800000000008b24 RDI: 0000000000000003
RBP: 00007ffc5ec9a6e0 R08: 0000000001bbbbbb R09: 0000000001bbbbbb
R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000403790 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
CR2: 0000000000000000
---[ end trace fde0aa10f4e9b0f2 ]---
RIP: 0010:0x0
Code: Bad RIP value.
RSP: 0018:ffffc90006237c08 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffff88809f4a6540 RCX: ffffffff877e0831
RDX: 1ffffffff118a038 RSI: 0000000000000004 RDI: ffff88809f4a6540
RBP: ffffc90006237c48 R08: ffff88809237a540 R09: ffffed1015d27074
R10: ffffed1015d27073 R11: ffff8880ae93839b R12: ffffffff88c50040
R13: ffff8880976cf000 R14: ffffc90006237d40 R15: 0000000000000000
FS:  00000000015e0880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 0000000098358000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400