BUG: stack guard page was hit at ffffc90004a87ff8 (stack is ffffc90004a88000..ffffc90004a8ffff)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 10336 Comm: syz-executor.2 Not tainted 5.14.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:write_comp_data kernel/kcov.c:218 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x17/0x70 kernel/kcov.c:284
Code: 30 f0 4c 89 54 d8 20 48 89 10 5b c3 0f 1f 80 00 00 00 00 41 89 f8 bf 03 00 00 00 4c 8b 14 24 89 f1 65 48 8b 34 25 40 f0 01 00 <e8> 54 f0 ff ff 84 c0 74 4b 48 8b 86 18 15 00 00 8b b6 14 15 00 00
RSP: 0018:ffffc90004a88000 EFLAGS: 00010216
RAX: 0000000000000189 RBX: 1ffff92000951008 RCX: 0000000000000000
RDX: 0000000000040000 RSI: ffff88807039b880 RDI: 0000000000000003
RBP: ffffc90004a880c8 R08: 000000000000011a R09: 00000000000000e8
R10: ffffffff87c1ce00 R11: 0000000000000000 R12: ffff88807025c680
R13: 0000000000000000 R14: 0000000000000010 R15: dffffc0000000000
FS: 00007f30aa5de700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90004a87ff8 CR3: 000000001c2d4000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
tls_setsockopt+0x90/0xe60 net/tls/tls_main.c:620
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
tls_setsockopt+0x128/0xe60 net/tls/tls_main.c:621
__sys_setsockopt+0x2db/0x610 net/socket.c:2161
__do_sys_setsockopt net/socket.c:2172 [inline]
__se_sys_setsockopt net/socket.c:2169 [inline]
__x64_sys_setsockopt+0xba/0x150 net/socket.c:2169
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665f9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f30aa5de188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00000000004bfcc4 R08: 00000000000000e8 R09: 0000000000000000
R10: 0000000020000200 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffe5a0b20df R14: 00007f30aa5de300 R15: 0000000000022000
Modules linked in:
---[ end trace 526fa53939cb2e24 ]---
RIP: 0010:write_comp_data kernel/kcov.c:218 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x17/0x70 kernel/kcov.c:284
Code: 30 f0 4c 89 54 d8 20 48 89 10 5b c3 0f 1f 80 00 00 00 00 41 89 f8 bf 03 00 00 00 4c 8b 14 24 89 f1 65 48 8b 34 25 40 f0 01 00 <e8> 54 f0 ff ff 84 c0 74 4b 48 8b 86 18 15 00 00 8b b6 14 15 00 00
RSP: 0018:ffffc90004a88000 EFLAGS: 00010216
RAX: 0000000000000189 RBX: 1ffff92000951008 RCX: 0000000000000000
RDX: 0000000000040000 RSI: ffff88807039b880 RDI: 0000000000000003
RBP: ffffc90004a880c8 R08: 000000000000011a R09: 00000000000000e8
R10: ffffffff87c1ce00 R11: 0000000000000000 R12: ffff88807025c680
R13: 0000000000000000 R14: 0000000000000010 R15: dffffc0000000000
FS: 00007f30aa5de700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90004a87ff8 CR3: 000000001c2d4000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 30 f0 xor %dh,%al
2: 4c 89 54 d8 20 mov %r10,0x20(%rax,%rbx,8)
7: 48 89 10 mov %rdx,(%rax)
a: 5b pop %rbx
b: c3 retq
c: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
13: 41 89 f8 mov %edi,%r8d
16: bf 03 00 00 00 mov $0x3,%edi
1b: 4c 8b 14 24 mov (%rsp),%r10
1f: 89 f1 mov %esi,%ecx
21: 65 48 8b 34 25 40 f0 mov %gs:0x1f040,%rsi
28: 01 00
* 2a: e8 54 f0 ff ff callq 0xfffff083 <-- trapping instruction
2f: 84 c0 test %al,%al
31: 74 4b je 0x7e
33: 48 8b 86 18 15 00 00 mov 0x1518(%rsi),%rax
3a: 8b b6 14 15 00 00 mov 0x1514(%rsi),%esi