Oops: general protection fault, probably for non-canonical address 0xdffffc0000000014: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x00000000000000a0-0x00000000000000a7]
CPU: 0 UID: 0 PID: 15266 Comm: syz.2.2282 Not tainted 6.13.0-rc5-syzkaller-00148-gfd48f071a3d6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:vsock_connectible_has_data+0x85/0x100 net/vmw_vsock/af_vsock.c:882
Code: 80 3c 38 00 74 08 48 89 df e8 77 e0 5f f6 48 8b 1b 66 83 fd 05 75 3a e8 69 78 f9 f5 48 81 c3 a0 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 4c e0 5f f6 4c 8b 1b 4c 89 f7 41
RSP: 0018:ffffc900023df6f8 EFLAGS: 00010206
RAX: 0000000000000014 RBX: 00000000000000a0 RCX: 0000000000080000
RDX: ffffc9000e05d000 RSI: 000000000000004b RDI: 000000000000004c
RBP: 0000000000000005 R08: ffffffff8ba5fb4c R09: 1ffffffff2854933
R10: dffffc0000000000 R11: fffffbfff2854934 R12: 0000000000002000
R13: dffffc0000000000 R14: ffff8880574d2bc0 R15: dffffc0000000000
FS:  00007f81997276c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8199726f98 CR3: 000000006d582000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vsock_has_data net/vmw_vsock/vsock_bpf.c:30 [inline]
 vsock_bpf_recvmsg+0x4b5/0x10a0 net/vmw_vsock/vsock_bpf.c:87
 sock_recvmsg_nosec net/socket.c:1033 [inline]
 sock_recvmsg+0x22f/0x280 net/socket.c:1055
 ____sys_recvmsg+0x1c6/0x480 net/socket.c:2803
 ___sys_recvmsg net/socket.c:2845 [inline]
 do_recvmmsg+0x426/0xab0 net/socket.c:2940
 __sys_recvmmsg net/socket.c:3014 [inline]
 __do_sys_recvmmsg net/socket.c:3037 [inline]
 __se_sys_recvmmsg net/socket.c:3030 [inline]
 __x64_sys_recvmmsg+0x199/0x250 net/socket.c:3030
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8198985d29
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8199727038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007f8198b76080 RCX: 00007f8198985d29
RDX: 0000000000000001 RSI: 00000000200061c0 RDI: 0000000000000003
RBP: 00007f8198a01b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f8198b76080 R15: 00007ffc8bb00738
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:vsock_connectible_has_data+0x85/0x100 net/vmw_vsock/af_vsock.c:882
Code: 80 3c 38 00 74 08 48 89 df e8 77 e0 5f f6 48 8b 1b 66 83 fd 05 75 3a e8 69 78 f9 f5 48 81 c3 a0 00 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 4c e0 5f f6 4c 8b 1b 4c 89 f7 41
RSP: 0018:ffffc900023df6f8 EFLAGS: 00010206
RAX: 0000000000000014 RBX: 00000000000000a0 RCX: 0000000000080000
RDX: ffffc9000e05d000 RSI: 000000000000004b RDI: 000000000000004c
RBP: 0000000000000005 R08: ffffffff8ba5fb4c R09: 1ffffffff2854933
R10: dffffc0000000000 R11: fffffbfff2854934 R12: 0000000000002000
R13: dffffc0000000000 R14: ffff8880574d2bc0 R15: dffffc0000000000
FS:  00007f81997276c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8199726f98 CR3: 000000006d582000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	80 3c 38 00          	cmpb   $0x0,(%rax,%rdi,1)
   4:	74 08                	je     0xe
   6:	48 89 df             	mov    %rbx,%rdi
   9:	e8 77 e0 5f f6       	call   0xf65fe085
   e:	48 8b 1b             	mov    (%rbx),%rbx
  11:	66 83 fd 05          	cmp    $0x5,%bp
  15:	75 3a                	jne    0x51
  17:	e8 69 78 f9 f5       	call   0xf5f97885
  1c:	48 81 c3 a0 00 00 00 	add    $0xa0,%rbx
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 38 00       	cmpb   $0x0,(%rax,%r15,1) <-- trapping instruction
  2f:	74 08                	je     0x39
  31:	48 89 df             	mov    %rbx,%rdi
  34:	e8 4c e0 5f f6       	call   0xf65fe085
  39:	4c 8b 1b             	mov    (%rbx),%r11
  3c:	4c 89 f7             	mov    %r14,%rdi
  3f:	41                   	rex.B