------------[ cut here ]------------ kernel BUG at drivers/vhost/vhost.c:2335! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9894 Comm: vhost-9891 Not tainted 5.17.0-rc4-syzkaller-00052-g359303076163 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:vhost_get_vq_desc+0x1471/0x16e0 drivers/vhost/vhost.c:2335 Code: fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c6 fc ff ff 48 89 df e8 7e 78 19 fa e9 b9 fc ff ff e8 54 cf 63 02 e8 7f af cc f9 <0f> 0b e8 78 af cc f9 48 8d bb a8 00 00 00 48 89 f8 48 c1 e8 03 42 RSP: 0018:ffffc90010607be0 EFLAGS: 00010287 RAX: ffffffff87b909e1 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000f08f000 RSI: 00000000000001c9 RDI: 00000000000001ca RBP: ffffc90010607d48 R08: ffffffff87b9044a R09: 0000000000000002 R10: fffff520020c0f9e R11: 0000000000000000 R12: ffffc90010607e10 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8880279b4d56 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdadd428718 CR3: 0000000076b1e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vhost_vsock_handle_tx_kick+0x24f/0x6d0 drivers/vhost/vsock.c:522 vhost_worker+0x215/0x340 drivers/vhost/vhost.c:372 kthread+0x2a3/0x2d0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:vhost_get_vq_desc+0x1471/0x16e0 drivers/vhost/vhost.c:2335 Code: fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c6 fc ff ff 48 89 df e8 7e 78 19 fa e9 b9 fc ff ff e8 54 cf 63 02 e8 7f af cc f9 <0f> 0b e8 78 af cc f9 48 8d bb a8 00 00 00 48 89 f8 48 c1 e8 03 42 RSP: 0018:ffffc90010607be0 EFLAGS: 00010287 RAX: ffffffff87b909e1 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000f08f000 RSI: 00000000000001c9 RDI: 00000000000001ca RBP: ffffc90010607d48 R08: ffffffff87b9044a R09: 0000000000000002 R10: fffff520020c0f9e R11: 0000000000000000 R12: ffffc90010607e10 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8880279b4d56 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd65570b1b8 CR3: 0000000076b1e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400