------------[ cut here ]------------ kernel BUG at drivers/vhost/vhost.c:2335! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 25430 Comm: vhost-25429 Not tainted 5.17.0-rc2-syzkaller-00167-gdcb85f85fa6f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:vhost_get_vq_desc+0x1d43/0x22c0 drivers/vhost/vhost.c:2335 Code: 00 00 00 48 c7 c6 00 34 9d 8a 48 c7 c7 c8 5a 8e 8d 48 89 ca 48 c1 e1 04 48 01 d9 e8 97 53 29 fd e9 74 ff ff ff e8 2d 2f a4 fa <0f> 0b e8 26 2f a4 fa 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffffc900107afb88 EFLAGS: 00010212 RAX: 00000000000000f3 RBX: 0000000000000001 RCX: ffffc9000eb56000 RDX: 0000000000040000 RSI: ffffffff86d44963 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff86d43a5c R11: 0000000000000000 R12: ffff888024114d68 R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888024114bb0 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe28bc8efc0 CR3: 000000007ab3e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vhost_vsock_handle_tx_kick+0x277/0xa20 drivers/vhost/vsock.c:522 vhost_worker+0x23d/0x3d0 drivers/vhost/vhost.c:372 kthread+0x2e9/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:vhost_get_vq_desc+0x1d43/0x22c0 drivers/vhost/vhost.c:2335 Code: 00 00 00 48 c7 c6 00 34 9d 8a 48 c7 c7 c8 5a 8e 8d 48 89 ca 48 c1 e1 04 48 01 d9 e8 97 53 29 fd e9 74 ff ff ff e8 2d 2f a4 fa <0f> 0b e8 26 2f a4 fa 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffffc900107afb88 EFLAGS: 00010212 RAX: 00000000000000f3 RBX: 0000000000000001 RCX: ffffc9000eb56000 RDX: 0000000000040000 RSI: ffffffff86d44963 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff86d43a5c R11: 0000000000000000 R12: ffff888024114d68 R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888024114bb0 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe28bc8efc0 CR3: 000000007ab3e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400