R10: 0000000000000064 R11: 0000000000000293 R12: 00007f59c98f86d4 R13: 00000000004c48a4 R14: 00000000004d7b90 R15: 0000000000000004 kasan: CONFIG_KASAN_INLINE enabled kobject: 'loop0' (0000000045ca0824): kobject_uevent_env kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8879 Comm: syz-executor4 Not tainted 4.19.0-rc6+ #133 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop0' (0000000045ca0824): fill_kobj_path: path = '/devices/virtual/block/loop0' RIP: 0010:xs_net include/net/xfrm.h:253 [inline] RIP: 0010:xfrmi_rcv_cb+0xd4/0x9d0 net/xfrm/xfrm_interface.c:256 Code: 7c e5 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f0 07 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 e5 10 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 da 07 00 00 49 8b 3c 24 49 8d b4 24 d0 00 00 00 RSP: 0018:ffff88015523e9a8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8801c8f11e00 RCX: ffffc90009eea000 RDX: 0000000000000000 RSI: ffffffff86ab3305 RDI: ffff8801cbd0df08 RBP: ffff88015523e9e8 R08: ffff8801c8128680 R09: 0000000000000000 R10: fffffbfff128759a R11: 0000000000000000 R12: 0000000000000000 R13: ffff8801cbd0df00 R14: ffff8801c8f11e68 R15: 0000000000000000 FS: 00007f59c98f8700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 kobject: 'loop1' (00000000e20e7d8b): kobject_uevent_env CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000019b1ca000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kobject: 'loop1' (00000000e20e7d8b): fill_kobj_path: path = '/devices/virtual/block/loop1' xfrm6_rcv_cb+0x220/0x400 net/ipv6/xfrm6_protocol.c:59 kobject: 'loop5' (000000002abada4f): kobject_uevent_env kobject: 'hwsim3987' (0000000087a5edd0): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' xfrm_rcv_cb net/xfrm/xfrm_input.c:108 [inline] xfrm_input+0x8aa/0x3190 net/xfrm/xfrm_input.c:496 kobject: 'hwsim3987' (0000000087a5edd0): kobject_uevent_env xfrm6_rcv_spi net/ipv6/xfrm6_input.c:31 [inline] xfrm6_rcv_tnl+0x168/0x1d0 net/ipv6/xfrm6_input.c:74 kobject: 'loop5' (000000002abada4f): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hwsim3987' (0000000087a5edd0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3987' xfrm6_rcv+0x17/0x20 net/ipv6/xfrm6_input.c:81 xfrm6_esp_rcv+0x1a5/0x3a0 net/ipv6/xfrm6_protocol.c:74 kobject: 'hwsim3987' (0000000087a5edd0): kobject_uevent_env ip6_input_finish+0x3fc/0x1aa0 net/ipv6/ip6_input.c:383 kobject: 'hwsim3987' (0000000087a5edd0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3987' NF_HOOK include/linux/netfilter.h:289 [inline] ip6_input+0xe9/0x600 net/ipv6/ip6_input.c:426 kobject: 'ieee80211' (00000000d7cdbfa5): kobject_add_internal: parent: 'hwsim3987', set: '(null)' ip6_mc_input+0x48a/0xd20 net/ipv6/ip6_input.c:503 kobject: 'phy3986' (00000000cafbd89a): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy3986' (00000000cafbd89a): kobject_uevent_env dst_input include/net/dst.h:450 [inline] ip6_rcv_finish+0x17a/0x330 net/ipv6/ip6_input.c:76 NF_HOOK include/linux/netfilter.h:289 [inline] ipv6_rcv+0x120/0x640 net/ipv6/ip6_input.c:271 kobject: 'phy3986' (00000000cafbd89a): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3987/ieee80211/phy3986' __netif_receive_skb_one_core+0x14d/0x200 net/core/dev.c:4891 __netif_receive_skb+0x2c/0x1e0 net/core/dev.c:5001 netif_receive_skb_internal+0x12c/0x620 net/core/dev.c:5104 napi_frags_finish net/core/dev.c:5642 [inline] napi_gro_frags+0x75a/0xc90 net/core/dev.c:5715 kobject: 'rfkill3982' (00000000049c468c): kobject_add_internal: parent: 'phy3986', set: 'devices' tun_get_user+0x3189/0x4250 drivers/net/tun.c:1923 kobject: 'rfkill3982' (00000000049c468c): kobject_uevent_env kobject: 'rfkill3982' (00000000049c468c): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3987/ieee80211/phy3986/rfkill3982' ieee80211 phy3986: Selected rate control algorithm 'minstrel_ht' tun_chr_write_iter+0xb9/0x154 drivers/net/tun.c:1968 kobject: 'hwsim3988' (00000000e8deaed6): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' call_write_iter include/linux/fs.h:1808 [inline] do_iter_readv_writev+0x8b0/0xa80 fs/read_write.c:680 do_iter_write+0x185/0x5f0 fs/read_write.c:959 kobject: 'hwsim3988' (00000000e8deaed6): kobject_uevent_env vfs_writev+0x1f1/0x360 fs/read_write.c:1004 kobject: 'hwsim3988' (00000000e8deaed6): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3988' kobject: 'hwsim3988' (00000000e8deaed6): kobject_uevent_env do_writev+0x11a/0x310 fs/read_write.c:1039 kobject: 'hwsim3988' (00000000e8deaed6): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3988' __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 kobject: 'ieee80211' (00000000063bde20): kobject_add_internal: parent: 'hwsim3988', set: '(null)' do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 kobject: 'phy3987' (00000000f786b25c): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy3987' (00000000f786b25c): kobject_uevent_env entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457431 Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 54 b5 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:00007f59c98f7ba0 EFLAGS: 00000293 kobject: 'phy3987' (00000000f786b25c): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3988/ieee80211/phy3987' ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 000000000000004a RCX: 0000000000457431 RDX: 0000000000000001 RSI: 00007f59c98f7bf0 RDI: 00000000000000f0 RBP: 0000000020000000 R08: 00000000000000f0 R09: 0000000000000000 R10: 0000000000000064 R11: 0000000000000293 R12: 00007f59c98f86d4 R13: 00000000004c48a4 R14: 00000000004d7b90 R15: 0000000000000004 Modules linked in: kobject: 'rfkill3983' (000000001bde1bc0): kobject_add_internal: parent: 'phy3987', set: 'devices' ---[ end trace ac868d190ecdac5a ]--- RIP: 0010:xs_net include/net/xfrm.h:253 [inline] RIP: 0010:xfrmi_rcv_cb+0xd4/0x9d0 net/xfrm/xfrm_interface.c:256 Code: 7c e5 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f0 07 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 e5 10 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 da 07 00 00 49 8b 3c 24 49 8d b4 24 d0 00 00 00 RSP: 0018:ffff88015523e9a8 EFLAGS: 00010246 kobject: 'rfkill3983' (000000001bde1bc0): kobject_uevent_env RAX: dffffc0000000000 RBX: ffff8801c8f11e00 RCX: ffffc90009eea000 RDX: 0000000000000000 RSI: ffffffff86ab3305 RDI: ffff8801cbd0df08 RBP: ffff88015523e9e8 R08: ffff8801c8128680 R09: 0000000000000000 R10: fffffbfff128759a R11: 0000000000000000 R12: 0000000000000000 R13: ffff8801cbd0df00 R14: ffff8801c8f11e68 R15: 0000000000000000 FS: 00007f59c98f8700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 kobject: 'rfkill3983' (000000001bde1bc0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3988/ieee80211/phy3987/rfkill3983' CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000019b1ca000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400