IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not 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: 12454 Comm: syz-executor.5 Not tainted 4.18.0-rc2+ #1 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__write_once_size include/linux/compiler.h:215 [inline] RIP: 0010:__hlist_del include/linux/list.h:649 [inline] RIP: 0010:hlist_del_rcu include/linux/rculist.h:440 [inline] RIP: 0010:bpf_tcp_close+0x58e/0xbb0 kernel/bpf/sockmap.c:271 Code: 85 5d 04 00 00 4c 8d 48 18 48 8b 48 10 4c 89 ce 48 c1 ee 03 42 80 3c 3e 00 0f 85 1e 04 00 00 48 8b 70 18 48 89 f7 48 c1 ef 03 <42> 80 3c 3f 00 0f 85 66 04 00 00 48 85 c9 48 89 0e 74 1a 48 8d 79 RSP: 0018:ffff88009bf0fcd0 EFLAGS: 00010a02 RAX: ffff880092c88800 RBX: ffff8800854d9c00 RCX: 0000000000000000 RDX: 1ffff10010a9b380 RSI: dead000000000200 RDI: 1bd5a00000000040 RBP: ffff88009bf0fd48 R08: ffffed0014b0ae2d R09: ffff880092c88818 R10: ffffed0014b0ae2c R11: ffff8800a5857163 R12: ffff8800866286e0 R13: 0000000000000000 R14: ffff8800854d9c18 R15: dffffc0000000000 FS: 0000000002234940(0000) GS:ffff8800aed00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000075c000 CR3: 000000008d25f000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inet_release+0xd9/0x1c0 net/ipv4/af_inet.c:427 inet6_release+0x46/0x60 net/ipv6/af_inet6.c:459 __sock_release+0xc2/0x230 net/socket.c:599 sock_close+0x10/0x20 net/socket.c:1150 __fput+0x232/0x780 fs/file_table.c:209 ____fput+0x9/0x10 fs/file_table.c:243 task_work_run+0x111/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:192 [inline] exit_to_usermode_loop+0x1a4/0x200 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+0x407/0x4d0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412f61 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 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:00007ffc06ccfcb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000412f61 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff R10: 00007ffc06ccfd90 R11: 0000000000000293 R12: 00000000007610a8 R13: 00000000000159f1 R14: 0000000000015a1e R15: 000000000075bf2c Modules linked in: ---[ end trace a5b1240f8221acd7 ]--- RIP: 0010:__write_once_size include/linux/compiler.h:215 [inline] RIP: 0010:__hlist_del include/linux/list.h:649 [inline] RIP: 0010:hlist_del_rcu include/linux/rculist.h:440 [inline] RIP: 0010:bpf_tcp_close+0x58e/0xbb0 kernel/bpf/sockmap.c:271 Code: 85 5d 04 00 00 4c 8d 48 18 48 8b 48 10 4c 89 ce 48 c1 ee 03 42 80 3c 3e 00 0f 85 1e 04 00 00 48 8b 70 18 48 89 f7 48 c1 ef 03 <42> 80 3c 3f 00 0f 85 66 04 00 00 48 85 c9 48 89 0e 74 1a 48 8d 79 RSP: 0018:ffff88009bf0fcd0 EFLAGS: 00010a02 RAX: ffff880092c88800 RBX: ffff8800854d9c00 RCX: 0000000000000000 RDX: 1ffff10010a9b380 RSI: dead000000000200 RDI: 1bd5a00000000040 RBP: ffff88009bf0fd48 R08: ffffed0014b0ae2d R09: ffff880092c88818 R10: ffffed0014b0ae2c R11: ffff8800a5857163 R12: ffff8800866286e0 R13: 0000000000000000 R14: ffff8800854d9c18 R15: dffffc0000000000 FS: 0000000002234940(0000) GS:ffff8800aed00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000075c000 CR3: 000000008d25f000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400