BUG: stack guard page was hit at ffffc90000bbffe8 (stack is ffffc90000bc0000..ffffc90000bc7fff)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 365 Comm: syz-executor334 Not tainted 5.10.108-syzkaller-00653-gab2d1d40a128 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:update_stack_state+0x127/0x530 arch/x86/kernel/unwind_frame.c:205
Code: 45 b8 48 01 c1 48 89 4d 98 4d 8d 67 18 49 8d 47 28 48 89 45 c8 4d 89 fd 49 8d 47 20 48 89 85 78 ff ff ff 4c 89 f0 48 c1 e8 03 <48> 89 85 68 ff ff ff 48 89 55 80 48 c1 ea 03 48 89 95 70 ff ff ff
RSP: 0018:ffffc90000bbfff0 EFLAGS: 00010a02
RAX: 1ffff92000178025 RBX: dffffc0000000000 RCX: ffffc90000bc0120
RDX: ffffc90000bc0130 RSI: ffffc90000bc0110 RDI: ffffc90000bc0120
RBP: ffffc90000bc0088 R08: dffffc0000000000 R09: ffffc90000bc0120
R10: fffff52000178030 R11: 0000000000000000 R12: ffffc90000bc0138
R13: ffffc90000bc0120 R14: ffffc90000bc0128 R15: ffffc90000bc0120
FS: 00005555564be300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000bbffe8 CR3: 000000011ceb7000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
Modules linked in:
---[ end trace fab8bdc73d925443 ]---
RIP: 0010:update_stack_state+0x127/0x530 arch/x86/kernel/unwind_frame.c:205
Code: 45 b8 48 01 c1 48 89 4d 98 4d 8d 67 18 49 8d 47 28 48 89 45 c8 4d 89 fd 49 8d 47 20 48 89 85 78 ff ff ff 4c 89 f0 48 c1 e8 03 <48> 89 85 68 ff ff ff 48 89 55 80 48 c1 ea 03 48 89 95 70 ff ff ff
RSP: 0018:ffffc90000bbfff0 EFLAGS: 00010a02
RAX: 1ffff92000178025 RBX: dffffc0000000000 RCX: ffffc90000bc0120
RDX: ffffc90000bc0130 RSI: ffffc90000bc0110 RDI: ffffc90000bc0120
RBP: ffffc90000bc0088 R08: dffffc0000000000 R09: ffffc90000bc0120
R10: fffff52000178030 R11: 0000000000000000 R12: ffffc90000bc0138
R13: ffffc90000bc0120 R14: ffffc90000bc0128 R15: ffffc90000bc0120
FS: 00005555564be300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000bbffe8 CR3: 000000011ceb7000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 45 b8 48 01 c1 48 rex.RB mov $0x48c10148,%r8d
6: 89 4d 98 mov %ecx,-0x68(%rbp)
9: 4d 8d 67 18 lea 0x18(%r15),%r12
d: 49 8d 47 28 lea 0x28(%r15),%rax
11: 48 89 45 c8 mov %rax,-0x38(%rbp)
15: 4d 89 fd mov %r15,%r13
18: 49 8d 47 20 lea 0x20(%r15),%rax
1c: 48 89 85 78 ff ff ff mov %rax,-0x88(%rbp)
23: 4c 89 f0 mov %r14,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 48 89 85 68 ff ff ff mov %rax,-0x98(%rbp) <-- trapping instruction
31: 48 89 55 80 mov %rdx,-0x80(%rbp)
35: 48 c1 ea 03 shr $0x3,%rdx
39: 48 89 95 70 ff ff ff mov %rdx,-0x90(%rbp)