kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 17092 Comm: syz-executor.5 Not tainted 5.3.0-rc3+ #137 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:tls_sk_proto_close+0xe5/0x910 net/tls/tls_main.c:298 Code: 0f 85 8a 07 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 85 50 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 bf 05 00 00 RSP: 0018:ffff8880a665fb90 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862dc9d1 RDX: 0000000000000002 RSI: ffffffff862dc769 RDI: ffff8880621d30c0 RBP: ffff8880a665fc48 R08: ffff8880650a4280 R09: fffffbfff14a9151 R10: fffffbfff14a9150 R11: ffffffff8a548a87 R12: ffff8880621d2e00 R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 FS: 0000555556d34940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31e23000 CR3: 000000008c29e000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tls_sk_proto_close+0x321/0x910 net/tls/tls_main.c:319 tcp_bpf_close+0x17c/0x390 net/ipv4/tcp_bpf.c:578 inet_release+0xed/0x200 net/ipv4/af_inet.c:427 inet6_release+0x53/0x80 net/ipv6/af_inet6.c:470 __sock_release+0xce/0x280 net/socket.c:590 sock_close+0x1e/0x30 net/socket.c:1268 __fput+0x2ff/0x890 fs/file_table.c:280 ____fput+0x16/0x20 fs/file_table.c:313 task_work_run+0x145/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x316/0x380 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline] syscall_return_slowpath arch/x86/entry/common.c:274 [inline] do_syscall_64+0x5a9/0x6a0 arch/x86/entry/common.c:299 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x413511 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:00007ffc15ff9460 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000413511 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000001 R08: 00000000f810385f R09: 00000000f8103863 R10: 00007ffc15ff9540 R11: 0000000000000293 R12: 000000000075bf20 R13: 00000000000416c8 R14: 0000000000761198 R15: ffffffffffffffff Modules linked in: ---[ end trace 765d02a755466ba8 ]--- RIP: 0010:tls_sk_proto_close+0xe5/0x910 net/tls/tls_main.c:298 Code: 0f 85 8a 07 00 00 49 8b 84 24 c0 02 00 00 4d 8d 75 14 4c 89 f2 48 c1 ea 03 48 89 85 50 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 bf 05 00 00 RSP: 0018:ffff8880a665fb90 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffffff862dc9d1 RDX: 0000000000000002 RSI: ffffffff862dc769 RDI: ffff8880621d30c0 RBP: ffff8880a665fc48 R08: ffff8880650a4280 R09: fffffbfff14a9151 R10: fffffbfff14a9150 R11: ffffffff8a548a87 R12: ffff8880621d2e00 R13: 0000000000000000 R14: 0000000000000014 R15: 0000000000000001 FS: 0000555556d34940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000625208 CR3: 000000008c29e000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400