Bug 218621

Summary: WARNING: CPU: 5 PID: 11173 at arch/x86/kvm/x86.c:12251 kvm_vcpu_reset+0x3b0/0x610 [kvm]
Product: Virtualization Reporter: Alexey Boldyrev (ne-vlezay80)
Component: kvmAssignee: virtualization_kvm
Status: NEW ---    
Severity: normal CC: ne-vlezay80, seanjc
Priority: P3    
Hardware: AMD   
OS: Linux   
Kernel Version: 6.8.1 Subsystem:
Regression: No Bisected commit-id:

Description Alexey Boldyrev 2024-03-21 04:09:17 UTC 
[15868.125746] Modules linked in: act_mirred act_vlan cls_matchall sch_ingress dummy vhost_net vhost vhost_iotlb tap bridge stp llc tun fuse qrtr bnep bluetooth ecdh_generic rfkill ecc uinput nfsd auth_rpcgss nfs_acl nfs lockd grace netfs sunrpc lp dm_crypt dm_mod uvcvideo videobuf2_vmalloc uvc videobuf2_memops videobuf2_v4l2 snd_usb_audio snd_usbmidi_lib videodev snd_rawmidi videobuf2_common snd_seq_device ppdev mc joydev edac_mce_amd kvm_amd ccp rng_core snd_hda_codec_realtek snd_hda_codec_generic kvm snd_hda_codec_hdmi irqbypass snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi pcspkr serio_raw wmi_bmof snd_hda_codec acpi_cpufreq fam15h_power k10temp sp5100_tco watchdog snd_hda_core snd_hwdep snd_pcm snd_timer evdev parport_pc parport asus_atk0110 snd nvidiafb vgastate soundcore fb_ddc squashfs loop overlay ext4 crc16 mbcache jbd2 efivarfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c crc32c_generic raid0 raid1 md_mod sg hid_generic usbhid hid nouveau sd_mod t10_pi
[15868.125819]  gpu_sched crc64_rocksoft_generic drm_gpuvm crc64_rocksoft drm_exec crc_t10dif sr_mod mxm_wmi crct10dif_generic drm_ttm_helper cdrom crct10dif_pclmul crc64 crct10dif_common ttm crc32_pclmul crc32c_intel video ghash_clmulni_intel i2c_algo_bit r8169 ahci sha512_ssse3 ohci_pci ata_generic drm_display_helper ohci_hcd xhci_pci sha256_ssse3 ehci_pci realtek xhci_pci_renesas libahci pata_atiixp drm_kms_helper xhci_hcd ehci_hcd libata sha1_ssse3 psmouse mdio_devres drm e1000e usbcore scsi_mod libphy i2c_piix4 cec ptp scsi_common rc_core usb_common pps_core wmi button aesni_intel crypto_simd cryptd
[15868.125862] CPU: 5 PID: 11173 Comm: qemu-system-x86 Not tainted 6.8.1 #3
[15868.125865] Hardware name: System manufacturer System Product Name/M5A78L-M PLUS/USB3, BIOS 0502    11/18/2016
[15868.125867] RIP: 0010:kvm_vcpu_reset+0x3b0/0x610 [kvm]
[15868.125954] Code: 00 00 00 48 8b 44 24 10 65 48 2b 04 25 28 00 00 00 0f 85 68 02 00 00 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 b0 ae 28 dc <0f> 0b e9 d9 fc ff ff 4c 89 e6 48 89 df 81 e6 00 00 00 60 48 83 ce
[15868.125957] RSP: 0018:ffffbad403967cb0 EFLAGS: 00010202
[15868.125959] RAX: 0000000000000002 RBX: ffff90540eab19a0 RCX: 0000000000000000
[15868.125961] RDX: 0000000000000001 RSI: 0000000000000008 RDI: 00000000ffffffff
[15868.125962] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[15868.125964] R10: ffff905452a0ad10 R11: 0000000000000000 R12: 0000000000000010
[15868.125965] R13: 0000000000000001 R14: 0000000000000000 R15: ffff90540eab19d8
[15868.125967] FS:  00007f8085a006c0(0000) GS:ffff90591fd40000(0000) knlGS:0000000000000000
[15868.125969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[15868.125970] CR2: 0000000000000000 CR3: 000000010d70c000 CR4: 00000000000406f0
[15868.125972] Call Trace:
[15868.125975]  <TASK>
[15868.125976]  ? kvm_vcpu_reset+0x3b0/0x610 [kvm]
[15868.126063]  ? __warn+0x7d/0x130
[15868.126069]  ? kvm_vcpu_reset+0x3b0/0x610 [kvm]
[15868.126166]  ? report_bug+0x18d/0x1c0
[15868.126173]  ? handle_bug+0x41/0x70
[15868.126177]  ? exc_invalid_op+0x13/0x60
[15868.126181]  ? asm_exc_invalid_op+0x16/0x20
[15868.126187]  ? kvm_vcpu_reset+0x3b0/0x610 [kvm]
[15868.126286]  shutdown_interception+0x32/0x50 [kvm_amd]
[15868.126301]  kvm_arch_vcpu_ioctl_run+0x6d3/0x1680 [kvm]
[15868.126392]  kvm_vcpu_ioctl+0x247/0x6f0 [kvm]
[15868.126467]  __x64_sys_ioctl+0x93/0xd0
[15868.126472]  do_syscall_64+0x89/0x1b0
[15868.126475]  ? fpregs_assert_state_consistent+0x22/0x50
[15868.126479]  ? syscall_exit_to_user_mode+0x81/0x210
[15868.126482]  ? do_syscall_64+0x95/0x1b0
[15868.126484]  ? fpregs_assert_state_consistent+0x22/0x50
[15868.126486]  ? syscall_exit_to_user_mode+0x81/0x210
[15868.126488]  ? do_syscall_64+0x95/0x1b0
[15868.126490]  ? fpregs_assert_state_consistent+0x22/0x50
[15868.126493]  entry_SYSCALL_64_after_hwframe+0x6e/0x76
[15868.126496] RIP: 0033:0x7f8088c5fb3b
[15868.126499] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[15868.126501] RSP: 002b:00007f80859ff530 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[15868.126504] RAX: ffffffffffffffda RBX: 000000000000ae80 RCX: 00007f8088c5fb3b
[15868.126506] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000017
[15868.126507] RBP: 00005595d9dd7450 R08: 0000000000000000 R09: 0000000000000000
[15868.126509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[15868.126510] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000
[15868.126513]  </TASK>
[15868.126514] ---[ end trace 0000000000000000 ]---
Comment 1 Sean Christopherson 2024-04-02 15:44:27 UTC 
Please provide info on how to reproduce the WARN.  I suspect this is from syzkaller triggering shutdown in SMM, but it would be nice to confirm that.