IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes 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: 1 PID: 7696 Comm: syz-executor332 Not tainted 4.19.89-syzkaller #0 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+0x153/0x790 net/xfrm/xfrm_interface.c:94 Code: 7c dc 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 06 06 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5c dc 10 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 d9 05 00 00 4c 8b 23 e8 7b 04 0c fb e8 16 7a 1e RSP: 0018:ffff88808515f178 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff864cce82 RDX: 0000000000000000 RSI: ffffffff864cc8bc RDI: ffff88808dfc5788 RBP: ffff88808515f1a0 R08: ffff888086e8e280 R09: ffffed1015d24733 R10: ffffed1015d24732 R11: ffff8880ae923993 R12: ffff88808dfc5780 R13: 0000000000000039 R14: 000000000000000b R15: ffff88809ae98500 FS: 0000000000892940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000200 CR3: 0000000092a11000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __xfrm_policy_check+0x1f6/0x2550 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/0x770 net/ipv4/ip_vti.c:63 vti_rcv+0x10b/0x140 net/ipv4/ip_vti.c:109 xfrm4_esp_rcv+0xd2/0x230 net/ipv4/xfrm4_protocol.c:100 ip_local_deliver_finish+0x27e/0xc30 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:453 [inline] ip_rcv_finish+0x1d9/0x2e0 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+0x113/0x1a0 net/core/dev.c:4946 __netif_receive_skb+0x2c/0x1d0 net/core/dev.c:5058 netif_receive_skb_internal+0x117/0x700 net/core/dev.c:5161 napi_frags_finish net/core/dev.c:5704 [inline] napi_gro_frags+0x602/0xa20 net/core/dev.c:5777 tun_get_user+0x2f08/0x4c30 drivers/net/tun.c:1939 tun_chr_write_iter+0xbd/0x156 drivers/net/tun.c:1985 call_write_iter include/linux/fs.h:1820 [inline] do_iter_readv_writev+0x558/0x830 fs/read_write.c:681 do_iter_write fs/read_write.c:960 [inline] do_iter_write+0x184/0x5f0 fs/read_write.c:941 vfs_writev+0x1b3/0x2f0 fs/read_write.c:1005 do_writev+0x15e/0x370 fs/read_write.c:1040 __do_sys_writev fs/read_write.c:1113 [inline] __se_sys_writev fs/read_write.c:1110 [inline] __x64_sys_writev+0x75/0xb0 fs/read_write.c:1110 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x443290 Code: 05 48 3d 01 f0 ff ff 0f 83 fd 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d c1 a1 29 00 00 75 14 b8 14 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 0e fc ff c3 48 83 ec 08 e8 9a 2b 00 00 RSP: 002b:00007ffe518f83e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443290 RDX: 0000000000000001 RSI: 00007ffe518f83f0 RDI: 00000000000000f0 RBP: 0000000000000003 R08: 0000000000000014 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 0000000000404680 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace 6a97bb458f0dc759 ]--- RIP: 0010:xs_net include/net/xfrm.h:253 [inline] RIP: 0010:xfrmi_decode_session+0x153/0x790 net/xfrm/xfrm_interface.c:94 Code: 7c dc 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 06 06 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5c dc 10 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 d9 05 00 00 4c 8b 23 e8 7b 04 0c fb e8 16 7a 1e RSP: 0018:ffff88808515f178 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff864cce82 RDX: 0000000000000000 RSI: ffffffff864cc8bc RDI: ffff88808dfc5788 RBP: ffff88808515f1a0 R08: ffff888086e8e280 R09: ffffed1015d24733 R10: ffffed1015d24732 R11: ffff8880ae923993 R12: ffff88808dfc5780 R13: 0000000000000039 R14: 000000000000000b R15: ffff88809ae98500 FS: 0000000000892940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000200 CR3: 0000000092a11000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400