BUG: unable to handle kernel paging request at ffffffff00000000 kobject: 'kvm' (00000000dc637cb5): kobject_uevent_env PGD 8670067 P4D 8670067 PUD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 21419 Comm: syz-executor.3 Not tainted 4.19.38 #6 kobject: 'kvm' (00000000dc637cb5): fill_kobj_path: path = '/devices/virtual/misc/kvm' 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+0xf5/0x630 net/xfrm/xfrm_interface.c:82 Code: 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 d2 4c 65 fb e8 bd a9 77 fb 45 31 c9 45 31 c0 31 d2 kobject: 'kvm' (00000000dc637cb5): kobject_uevent_env RSP: 0018:ffff8880606e7178 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8880911993c0 RCX: ffffc9000c4a2000 RDX: 1fffffffe0000000 RSI: ffffffff85f3c5a5 RDI: ffff888098381b08 RBP: ffff8880606e71a0 R08: ffff888043c96440 R09: ffffed1015d24733 R10: ffffed1015d24732 R11: ffff8880ae923993 R12: ffffffff00000000 R13: 0000000000000037 R14: ffff8880911993d0 R15: ffff888098381b00 FS: 00007f38b6146700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 kobject: 'kvm' (00000000dc637cb5): fill_kobj_path: path = '/devices/virtual/misc/kvm' CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff00000000 CR3: 0000000091005000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __xfrm_policy_check+0x1fa/0x2560 net/xfrm/xfrm_policy.c:2342 kobject: 'kvm' (00000000dc637cb5): kobject_uevent_env kobject: 'kvm' (00000000dc637cb5): fill_kobj_path: path = '/devices/virtual/misc/kvm' __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:4932 __netif_receive_skb+0x2c/0x1d0 net/core/dev.c:5044 netif_receive_skb_internal+0x117/0x520 net/core/dev.c:5147 napi_frags_finish net/core/dev.c:5690 [inline] napi_gro_frags+0x623/0xa30 net/core/dev.c:5763 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:1817 [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: 0033:0x458c61 Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 e4 b9 fb ff c3 48 83 ec 08 e8 1a 2d 00 00 48 89 04 24 b8 14 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 63 2d 00 00 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f38b6145ba0 EFLAGS: 00000293 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 000000002000038a RCX: 0000000000458c61 RDX: 0000000000000003 RSI: 00007f38b6145c00 RDI: 00000000000000f0 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 00007f38b61469d0 R11: 0000000000000293 R12: 00007f38b61466d4 R13: 00000000004c76b6 R14: 00000000004dd610 R15: 00000000ffffffff Modules linked in: CR2: ffffffff00000000 ---[ end trace ed3b0c11f75654b3 ]--- RIP: 0010:xs_net include/net/xfrm.h:253 [inline] RIP: 0010:xfrmi_decode_session+0xf5/0x630 net/xfrm/xfrm_interface.c:82 Code: 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 d2 4c 65 fb e8 bd a9 77 fb 45 31 c9 45 31 c0 31 d2 RSP: 0018:ffff8880606e7178 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8880911993c0 RCX: ffffc9000c4a2000 RDX: 1fffffffe0000000 RSI: ffffffff85f3c5a5 RDI: ffff888098381b08 RBP: ffff8880606e71a0 R08: ffff888043c96440 R09: ffffed1015d24733 R10: ffffed1015d24732 R11: ffff8880ae923993 R12: ffffffff00000000 R13: 0000000000000037 R14: ffff8880911993d0 R15: ffff888098381b00 FS: 00007f38b6146700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff00000000 CR3: 0000000091005000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400