general protection fault: 0000 [#1] PREEMPT SMP KASAN
kobject: 'loop4' (0000000051ce71af): kobject_uevent_env
CPU: 0 PID: 13205 Comm: syz-executor5 Not tainted 4.19.0-rc5-next-20180925+ #79
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
kobject: 'loop4' (0000000051ce71af): fill_kobj_path: path = '/devices/virtual/block/loop4'
RIP: 0010:dev_net include/linux/netdevice.h:2164 [inline]
RIP: 0010:__skb_flow_dissect+0x3b5/0x5980 net/core/flow_dissector.c:758
Code: 48 c1 ea 03 80 3c 02 00 0f 85 a6 4d 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 77 10 49 8d be 80 05 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5c 4d 00 00 4d 8b b6 80 05 00 00 48 b8 00 00 00
RSP: 0018:ffff880195796d50 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff880195797120 RCX: ffffc9000a280000
RDX: 00000000000000b0 RSI: ffffffff8612a888 RDI: 0000000000000580
kobject: 'loop1' (000000003af62ef6): kobject_uevent_env
RBP: ffff8801957974b0 R08: ffff8801c0224240 R09: ffffed003b5a5b57
R10: ffffed003b5a5b57 R11: ffff8801dad2dabb R12: ffffffff8a521d24
R13: ffffffff8a521d26 R14: 0000000000000000 R15: ffff8801d5b732c0
FS:  00007f3f7ae1d700(0000) GS:ffff8801dac00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 00000001bbc3c000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kobject: 'loop1' (000000003af62ef6): fill_kobj_path: path = '/devices/virtual/block/loop1'
Call Trace:
kobject: 'loop2' (000000005e509115): kobject_uevent_env
kobject: 'loop2' (000000005e509115): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop2' (000000005e509115): kobject_uevent_env
kobject: 'loop2' (000000005e509115): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop2' (000000005e509115): kobject_uevent_env
kobject: 'loop2' (000000005e509115): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (00000000c4570f68): kobject_uevent_env
kobject: 'loop3' (00000000c4570f68): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop4' (0000000051ce71af): kobject_uevent_env
 skb_flow_dissect_flow_keys_basic include/linux/skbuff.h:1245 [inline]
 skb_get_poff+0x9b/0x1c0 net/core/flow_dissector.c:1486
kobject: 'loop4' (0000000051ce71af): fill_kobj_path: path = '/devices/virtual/block/loop4'
 ____bpf_skb_get_pay_offset net/core/filter.c:126 [inline]
 bpf_skb_get_pay_offset+0x15/0x20 net/core/filter.c:124
kobject: 'loop0' (00000000f7fc8548): kobject_uevent_env
kobject: 'loop0' (00000000f7fc8548): fill_kobj_path: path = '/devices/virtual/block/loop0'
Modules linked in:
---[ end trace 5242073dc9e52c42 ]---
RIP: 0010:dev_net include/linux/netdevice.h:2164 [inline]
RIP: 0010:__skb_flow_dissect+0x3b5/0x5980 net/core/flow_dissector.c:758
Code: 48 c1 ea 03 80 3c 02 00 0f 85 a6 4d 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 77 10 49 8d be 80 05 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5c 4d 00 00 4d 8b b6 80 05 00 00 48 b8 00 00 00
RSP: 0018:ffff880195796d50 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff880195797120 RCX: ffffc9000a280000
RDX: 00000000000000b0 RSI: ffffffff8612a888 RDI: 0000000000000580
RBP: ffff8801957974b0 R08: ffff8801c0224240 R09: ffffed003b5a5b57
R10: ffffed003b5a5b57 R11: ffff8801dad2dabb R12: ffffffff8a521d24
R13: ffffffff8a521d26 R14: 0000000000000000 R15: ffff8801d5b732c0
FS:  00007f3f7ae1d700(0000) GS:ffff8801dad00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd0b010a000 CR3: 00000001bbc3c000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400