IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
8021q: adding VLAN 0 to HW filter on device batadv0
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 7958 Comm: syz-executor394 Not tainted 4.19.36 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:xs_net include/net/xfrm.h:253 [inline]
RIP: 0010:xfrmi_decode_session+0xeb/0x630 net/xfrm/xfrm_interface.c:82
Code: 7c e7 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 fd 04 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 e7 10 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 2c 05 00 00 4d 8b 3c 24 e8 72 dc 66 fb e8 7d 33
RSP: 0018:ffff8880978cf178 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffff8880900f0e80 RCX: ffffffff85ed5dbe
RDX: 0000000000000000 RSI: ffffffff85f21105 RDI: ffff888093aa6788
RBP: ffff8880978cf1a0 R08: ffff888096706300 R09: ffffed1015d04733
R10: ffffed1015d04732 R11: ffff8880ae823993 R12: 0000000000000000
R13: 0000000000000037 R14: ffff8880900f0e90 R15: ffff888093aa6780
FS:  00007f8980e29700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8980e28e78 CR3: 000000009e402000 CR4: 00000000001406f0
Call Trace:
 __xfrm_policy_check+0x1fa/0x2560 net/xfrm/xfrm_policy.c:2342
 __xfrm_policy_check2 include/net/xfrm.h:1202 [inline]
 xfrm_policy_check include/net/xfrm.h:1207 [inline]
 xfrm4_policy_check include/net/xfrm.h:1212 [inline]
 vti_input+0x50f/0x790 net/ipv4/ip_vti.c:63
 vti_rcv+0x10b/0x140 net/ipv4/ip_vti.c:109
 xfrm4_esp_rcv+0xd8/0x240 net/ipv4/xfrm4_protocol.c:100
 ip_local_deliver_finish+0x284/0xc60 net/ipv4/ip_input.c:215
 NF_HOOK include/linux/netfilter.h:289 [inline]
 NF_HOOK include/linux/netfilter.h:283 [inline]
 ip_local_deliver+0x1e9/0x520 net/ipv4/ip_input.c:256
 dst_input include/net/dst.h:450 [inline]
 ip_rcv_finish+0x1e1/0x300 net/ipv4/ip_input.c:414
 NF_HOOK include/linux/netfilter.h:289 [inline]
 NF_HOOK include/linux/netfilter.h:283 [inline]
 ip_rcv+0xe8/0x3f0 net/ipv4/ip_input.c:524
 __netif_receive_skb_one_core+0x115/0x1a0 net/core/dev.c:4918
 __netif_receive_skb+0x2c/0x1d0 net/core/dev.c:5030
 netif_receive_skb_internal+0x117/0x520 net/core/dev.c:5133
 napi_frags_finish net/core/dev.c:5676 [inline]
 napi_gro_frags+0x623/0xa30 net/core/dev.c:5749
 tun_get_user+0x2edb/0x4bb0 drivers/net/tun.c:1936
 tun_chr_write_iter+0xbd/0x156 drivers/net/tun.c:1982
 call_write_iter include/linux/fs.h:1811 [inline]
 do_iter_readv_writev+0x55d/0x830 fs/read_write.c:680
 do_iter_write fs/read_write.c:959 [inline]
 do_iter_write+0x184/0x600 fs/read_write.c:940
 vfs_writev+0x1b3/0x2f0 fs/read_write.c:1004
 do_writev+0xf6/0x290 fs/read_write.c:1039
 __do_sys_writev fs/read_write.c:1112 [inline]
 __se_sys_writev fs/read_write.c:1109 [inline]
 __x64_sys_writev+0x75/0xb0 fs/read_write.c:1109
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4475e1
Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 84 0d fc ff c3 48 83 ec 08 e8 fa 2b 00 00 48 89 04 24 b8 14 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 43 2c 00 00 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007f8980e28d20 EFLAGS: 00000293 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00000000006ddc28 RCX: 00000000004475e1
RDX: 0000000000000001 RSI: 00007f8980e28d50 RDI: 00000000000000f0
RBP: 00000000006ddc20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00000000006ddc2c
R13: 0000000000000000 R14: 0000000000006f6c R15: 000000000000002d
Modules linked in:
---[ end trace 6c2a3ae3adb7c083 ]---
RIP: 0010:xs_net include/net/xfrm.h:253 [inline]
RIP: 0010:xfrmi_decode_session+0xeb/0x630 net/xfrm/xfrm_interface.c:82
Code: 7c e7 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 fd 04 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 e7 10 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 2c 05 00 00 4d 8b 3c 24 e8 72 dc 66 fb e8 7d 33
RSP: 0018:ffff8880978cf178 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffff8880900f0e80 RCX: ffffffff85ed5dbe
RDX: 0000000000000000 RSI: ffffffff85f21105 RDI: ffff888093aa6788
RBP: ffff8880978cf1a0 R08: ffff888096706300 R09: ffffed1015d04733
R10: ffffed1015d04732 R11: ffff8880ae823993 R12: 0000000000000000
R13: 0000000000000037 R14: ffff8880900f0e90 R15: ffff888093aa6780
FS:  00007f8980e29700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8980e28e78 CR3: 000000009e402000 CR4: 00000000001406f0