general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 1 PID: 21045 Comm: syz-executor.4 Not tainted 5.17.0-rc5-syzkaller-01608-g1e385c08249e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 net/tls/tls_main.c:306 Code: 02 00 0f 85 16 09 00 00 48 8b 85 f8 02 00 00 4d 8d 6c 24 14 4c 89 ea 48 c1 ea 03 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 4f 07 00 00 RSP: 0000:ffffc9000fd27a00 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffc9000b151000 RDX: 0000000000000002 RSI: ffffffff87ddabf3 RDI: ffff8880505d56f8 RBP: ffff8880505d5400 R08: 0000000000000001 R09: 00000000fffffff0 R10: ffffffff87ddae81 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000014 R14: ffff88806abf0508 R15: 0000000000000001 FS: 00007fefb5b29700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa33fe35000 CR3: 000000001e791000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tls_sk_proto_close+0x356/0xaf0 net/tls/tls_main.c:329 inet_release+0x12e/0x280 net/ipv4/af_inet.c:428 __sock_release+0xcd/0x280 net/socket.c:650 sock_close+0x18/0x20 net/socket.c:1318 __fput+0x286/0x9f0 fs/file_table.c:317 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 get_signal+0x1de2/0x2490 kernel/signal.c:2631 arch_do_signal_or_restart+0x2a9/0x1c40 arch/x86/kernel/signal.c:868 handle_signal_work kernel/entry/common.c:148 [inline] exit_to_user_mode_loop kernel/entry/common.c:172 [inline] exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:207 __syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:300 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fefb71b4049 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fefb5b29168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: 0000000000278000 RBX: 00007fefb72c6f60 RCX: 00007fefb71b4049 RDX: 00000000200000c1 RSI: 00000000200000c0 RDI: 0000000000000004 RBP: 00007fefb720e08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000004001 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdb7a352df R14: 00007fefb5b29300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:tls_sk_proto_close+0xd8/0xaf0 net/tls/tls_main.c:306 Code: 02 00 0f 85 16 09 00 00 48 8b 85 f8 02 00 00 4d 8d 6c 24 14 4c 89 ea 48 c1 ea 03 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 4f 07 00 00 RSP: 0000:ffffc9000fd27a00 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: dffffc0000000000 RCX: ffffc9000b151000 RDX: 0000000000000002 RSI: ffffffff87ddabf3 RDI: ffff8880505d56f8 RBP: ffff8880505d5400 R08: 0000000000000001 R09: 00000000fffffff0 R10: ffffffff87ddae81 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000014 R14: ffff88806abf0508 R15: 0000000000000001 FS: 00007fefb5b29700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb95dabb718 CR3: 000000001e791000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 02 00 add (%rax),%al 2: 0f 85 16 09 00 00 jne 0x91e 8: 48 8b 85 f8 02 00 00 mov 0x2f8(%rbp),%rax f: 4d 8d 6c 24 14 lea 0x14(%r12),%r13 14: 4c 89 ea mov %r13,%rdx 17: 48 c1 ea 03 shr $0x3,%rdx 1b: 48 89 44 24 18 mov %rax,0x18(%rsp) 20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 27: fc ff df * 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2e: 4c 89 ea mov %r13,%rdx 31: 83 e2 07 and $0x7,%edx 34: 38 d0 cmp %dl,%al 36: 7f 08 jg 0x40 38: 84 c0 test %al,%al 3a: 0f 85 4f 07 00 00 jne 0x78f