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: 31966 Comm: syz-executor0 Not tainted 4.18.0+ #1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:tcp_cleanup_ulp+0xa3/0x120 net/ipv4/tcp_ulp.c:131
Code: fc ff df 48 c1 ea 03 80 3c 02 00 75 7e 49 8b 9c 24 88 06 00 00 48 8d 7b 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 4a 48 8b 7b 38 e8 be 98 20 fb 4c 89 ea 48 b8 00 00
RSP: 0018:ffff8801c3eaf6a8 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff10038bb8d5d
RDX: 0000000000000007 RSI: 0000000000000003 RDI: 0000000000000038
RBP: ffff8801c3eaf6c0 R08: 0000000000000000 R09: ffffed003b58472a
R10: ffffed003b58472a R11: ffff8801dac23953 R12: ffff8801cc448140
R13: ffff8801cc4487c8 R14: 0000000000000000 R15: ffff8801c3eaf7d8
FS:  0000000002a15940(0000) GS:ffff8801dac00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe42e7ffb8 CR3: 00000001a538b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 tcp_v4_destroy_sock+0xfa/0x920 net/ipv4/tcp_ipv4.c:1978
 tcp_v6_destroy_sock+0xd/0x20 net/ipv6/tcp_ipv6.c:1762
 inet_csk_destroy_sock+0x152/0x3a0 net/ipv4/inet_connection_sock.c:835
 tcp_close+0x91a/0x1150 net/ipv4/tcp.c:2477
 bpf_tcp_close+0x8f8/0xef0 kernel/bpf/sockmap.c:377
 inet_release+0xde/0x1c0 net/ipv4/af_inet.c:428
 inet6_release+0x46/0x60 net/ipv6/af_inet6.c:457
 __sock_release+0xc7/0x230 net/socket.c:579
 sock_close+0x10/0x20 net/socket.c:1139
 __fput+0x317/0xa30 fs/file_table.c:251
 ____fput+0x9/0x10 fs/file_table.c:282
 task_work_run+0x19f/0x240 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:193 [inline]
 exit_to_usermode_loop+0x26e/0x300 arch/x86/entry/common.c:166
 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:268 [inline]
 do_syscall_64+0x587/0x700 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x410e91
Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 84 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007fffae475660 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000410e91
RDX: 0000000000000000 RSI: 0000000000731160 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffffffffffff
R10: 00000000009300a0 R11: 0000000000000293 R12: 0000000000000008
R13: 0000000000072eda R14: 0000000000000bfa R15: badc0ffeebadface
Modules linked in:
---[ end trace 9c489229e4ea0fe8 ]---
RIP: 0010:tcp_cleanup_ulp+0xa3/0x120 net/ipv4/tcp_ulp.c:131
Code: fc ff df 48 c1 ea 03 80 3c 02 00 75 7e 49 8b 9c 24 88 06 00 00 48 8d 7b 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 4a 48 8b 7b 38 e8 be 98 20 fb 4c 89 ea 48 b8 00 00
kobject: 'loop5' (0000000053cee0f6): kobject_uevent_env
RSP: 0018:ffff8801c3eaf6a8 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff10038bb8d5d
kobject: 'loop5' (0000000053cee0f6): fill_kobj_path: path = '/devices/virtual/block/loop5'
RDX: 0000000000000007 RSI: 0000000000000003 RDI: 0000000000000038
RBP: ffff8801c3eaf6c0 R08: 0000000000000000 R09: ffffed003b58472a
R10: ffffed003b58472a R11: ffff8801dac23953 R12: ffff8801cc448140
R13: ffff8801cc4487c8 R14: 0000000000000000 R15: ffff8801c3eaf7d8
kobject: 'loop1' (00000000a4d17c52): kobject_uevent_env
FS:  0000000002a15940(0000) GS:ffff8801dac00000(0000) knlGS:0000000000000000
kobject: 'loop1' (00000000a4d17c52): fill_kobj_path: path = '/devices/virtual/block/loop1'
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe42e7ffb8 CR3: 00000001a538b000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400