8021q: adding VLAN 0 to HW filter on device team0
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kernel BUG at security/keys/keyring.c:1214!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 18619 Comm: syz-executor4 Not tainted 4.20.0-rc1-next-20181109+ #110
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__key_link_begin+0x23a/0x300 security/keys/keyring.c:1214
Code: fe 48 c7 c7 80 05 88 89 e8 e3 f6 1c fe eb ac e8 7c 4a 3c fe 48 c7 c7 80 05 88 89 e8 e0 2f 8b 04 e9 e3 fe ff ff e8 66 4a 3c fe <0f> 0b e8 5f 4a 3c fe 48 8d bb ce 00 00 00 48 b8 00 00 00 00 00 fc
kobject: 'loop2' (000000007a00edd1): kobject_uevent_env
RSP: 0018:ffff8801a2347b10 EFLAGS: 00010293
RAX: ffff8801bae5e140 RBX: ffff8801b89a8480 RCX: ffffffff83435c5f
RDX: 0000000000000000 RSI: ffffffff83435e4a RDI: 0000000000000007
RBP: ffff8801a2347b40 R08: ffff8801bae5e140 R09: fffffbfff130ff90
R10: fffffbfff130ff90 R11: ffffffff8987fc83 R12: ffff8801a2347c48
R13: 0000000000000000 R14: ffff8801b88039c0 R15: ffff8801b89a8480
FS:  00007fa1fcc0f700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000072c000 CR3: 00000001d8ee5000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 construct_alloc_key security/keys/request_key.c:389 [inline]
 construct_key_and_link security/keys/request_key.c:480 [inline]
 request_key_and_link+0x737/0x17a0 security/keys/request_key.c:593
kobject: 'loop2' (000000007a00edd1): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop5' (0000000041fcfec2): kobject_uevent_env
kobject: 'loop5' (0000000041fcfec2): fill_kobj_path: path = '/devices/virtual/block/loop5'
 __do_sys_request_key security/keys/keyctl.c:213 [inline]
 __se_sys_request_key security/keys/keyctl.c:158 [inline]
 __x64_sys_request_key+0x305/0x400 security/keys/keyctl.c:158
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
kobject: 'loop0' (0000000055f7ee53): kobject_uevent_env
kobject: 'loop0' (0000000055f7ee53): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop5' (0000000041fcfec2): kobject_uevent_env
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457569
Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fa1fcc0ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000f9
kobject: 'loop5' (0000000041fcfec2): fill_kobj_path: path = '/devices/virtual/block/loop5'
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457569
RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000000
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa1fcc0f6d4
R13: 00000000004c39ed R14: 00000000004d5ff8 R15: 00000000ffffffff
Modules linked in:
---[ end trace 0190ac4225eac663 ]---
kobject: 'loop5' (0000000041fcfec2): kobject_uevent_env
RIP: 0010:__key_link_begin+0x23a/0x300 security/keys/keyring.c:1214
kobject: 'loop5' (0000000041fcfec2): fill_kobj_path: path = '/devices/virtual/block/loop5'
Code: fe 48 c7 c7 80 05 88 89 e8 e3 f6 1c fe eb ac e8 7c 4a 3c fe 48 c7 c7 80 05 88 89 e8 e0 2f 8b 04 e9 e3 fe ff ff e8 66 4a 3c fe <0f> 0b e8 5f 4a 3c fe 48 8d bb ce 00 00 00 48 b8 00 00 00 00 00 fc
kobject: 'loop1' (00000000ad5d2729): kobject_uevent_env
RSP: 0018:ffff8801a2347b10 EFLAGS: 00010293
kobject: 'loop1' (00000000ad5d2729): fill_kobj_path: path = '/devices/virtual/block/loop1'
RAX: ffff8801bae5e140 RBX: ffff8801b89a8480 RCX: ffffffff83435c5f
RDX: 0000000000000000 RSI: ffffffff83435e4a RDI: 0000000000000007
RBP: ffff8801a2347b40 R08: ffff8801bae5e140 R09: fffffbfff130ff90
R10: fffffbfff130ff90 R11: ffffffff8987fc83 R12: ffff8801a2347c48
R13: 0000000000000000 R14: ffff8801b88039c0 R15: ffff8801b89a8480
FS:  00007fa1fcc0f700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3164123000 CR3: 00000001d8ee5000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400