https://bugzilla.kernel.org/show_bug.cgi?id=216017 --- Comment #6 from Alexey Boldyrev (ne-vlezay80@xxxxxxxxx) --- (In reply to mlevitsk from comment #2) > On Mon, 2022-05-23 at 08:48 +0000, bugzilla-daemon@xxxxxxxxxx wrote: > > https://bugzilla.kernel.org/show_bug.cgi?id=216017 > > > > Bug ID: 216017 > > Summary: KVM: problem virtualization from kernel 5.17.9 > > Product: Virtualization > > Version: unspecified > > Kernel Version: 5.17.9-arch1-1 > > Hardware: AMD > > OS: Linux > > Tree: Mainline > > Status: NEW > > Keywords: opw > > Severity: high > > Priority: P1 > > Component: kvm > > Assignee: virtualization_kvm@xxxxxxxxxxxxxxxxxxxx > > Reporter: ne-vlezay80@xxxxxxxxx > > Regression: No > > > > Qemu periodically chaches width: > > > > [root@router ne-vlezay80]# qemu-system-x86_64 -enable-kvm > > qemu-system-x86_64: error: failed to set MSR 0xc0000104 to 0x100000000 > > qemu-system-x86_64: ../qemu-7.0.0/target/i386/kvm/kvm.c:2996: > > kvm_buf_set_msrs: > > Assertion `ret == cpu->kvm_msr_buf->nmsrs' failed. > > Aborted (core dumped) > > This is my fault. You can either revert the commit you found in qemu, > or update the kernel to 5.18. > > > > > Also if running virtual pachine width type -cpu host, system is freezez > from > > kernel panic. > > Can you check if this happens with 5.18 as well? If so, try to capture the > panic message. > > > Best regards, > Maxim Levitsky > > > > > Kernel version: 5.17.9 > > Distribution: Arch Linux > > QEMU: 7.0 > > CPU: AMD Phenom X4 > > Arch: x86_64 > > OOPS message from kernel 5.18 in KVM: [ 598.682995] BUG: kernel NULL pointer dereference, address: 000000000000000b [ 598.683020] #PF: supervisor write access in kernel mode [ 598.683031] #PF: error_code(0x0002) - not-present page [ 598.683041] PGD 0 P4D 0 [ 598.683053] Oops: 0002 [#1] PREEMPT SMP NOPTI [ 598.683066] CPU: 2 PID: 13004 Comm: qemu-system-x86 Not tainted 5.18.0-arch1-1 #1 b71a70fe104889aac2f32556bc52f649da2881d2 [ 598.683086] Hardware name: MSI MS-7715/870-C45(FX) V2 (MS-7715) , BIOS V3.1 04/16/2012 [ 598.683097] RIP: 0010:kvm_replace_memslot+0xc0/0x380 [kvm] [ 598.683315] Code: 04 00 00 48 85 c0 0f 84 3b 02 00 00 48 89 d9 48 c1 e1 04 48 01 c1 48 8b 71 08 48 85 f6 74 1e 48 8b 39 48 89 3e 48 85 ff 74 04 <48> 89 77 08 48 c7 01 00 00 00 00 48 c7 41 08 00 00 00 00 48 8d 0c [ 598.683334] RSP: 0018:ffffbe0bc851bd50 EFLAGS: 00010206 [ 598.683346] RAX: ffff96da40977a00 RBX: 0000000000000000 RCX: ffff96da40977a00 [ 598.683358] RDX: 0000000000000000 RSI: ffffbe0bc8509110 RDI: 0000000000000003 [ 598.683368] RBP: ffff96da40977000 R08: 0000000000000200 R09: ffff96da40977000 [ 598.683378] R10: 0000000000000000 R11: fffffffffffffff0 R12: 0000000000000000 [ 598.683388] R13: 0000000000000000 R14: 0000000000000000 R15: ffffbe0bc8509000 [ 598.683398] FS: 00007f52ef16a640(0000) GS:ffff96da6b880000(0000) knlGS:0000000000000000 [ 598.683413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 598.683424] CR2: 000000000000000b CR3: 00000001003e4000 CR4: 00000000000006e0 [ 598.683437] Call Trace: [ 598.683448] <TASK> [ 598.683457] ? kmem_cache_alloc_trace+0x16b/0x300 [ 598.683480] kvm_set_memslot+0x2a5/0x4b0 [kvm db3c7a88bf101c39d9e215d66cd0ad42c132fef6] [ 598.683666] kvm_vm_ioctl+0x33f/0xe90 [kvm db3c7a88bf101c39d9e215d66cd0ad42c132fef6] [ 598.683852] ? __rseq_handle_notify_resume+0x321/0x480 [ 598.683873] __x64_sys_ioctl+0x91/0xc0 [ 598.683889] do_syscall_64+0x5f/0x90 [ 598.683904] ? exc_page_fault+0x74/0x170 [ 598.683920] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 598.683935] RIP: 0033:0x7f52f0d07b1f [ 598.683947] 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 18 48 8b 44 24 18 64 48 2b 04 25 28 00 00 [ 598.683969] RSP: 002b:00007f52ef168fa0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 598.683986] RAX: ffffffffffffffda RBX: 000000004020ae46 RCX: 00007f52f0d07b1f [ 598.683997] RDX: 00007f52ef169140 RSI: 000000004020ae46 RDI: 0000000000000008 [ 598.684008] RBP: 00007f52ef169140 R08: 0000000000000000 R09: 0000000000000000 [ 598.684019] R10: 00007f52d8000c00 R11: 0000000000000246 R12: 000055d6f8080810 [ 598.684030] R13: 0000000000020000 R14: 00007f52ee800000 R15: 00000000000e0000 [ 598.684047] </TASK> [ 598.684054] Modules linked in: act_mirred cls_matchall sch_ingress iptable_security ipt_REJECT nf_reject_ipv4 nft_compat nft_chain_nat dummy nf_tables dm_thin_pool dm_persistent_data dm_bio_prison dm_bufio loop vhost_vsock vmw_vsock_virtio_transport_common vhost vhost_iotlb vsock rpcrdma rdma_cm iw_cm ib_cm ib_core cls_flower sch_htb tcp_bbr ifb veth ip6_gre ip6_tunnel tunnel6 bridge stp llc tun ip_gre ip_tunnel gre ip6table_raw xt_NETMAP ip6table_nat ip6t_rpfilter xt_DSCP ip6table_mangle ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6_tables iptable_raw ts_kmp xt_conntrack xt_string iptable_filter xt_MASQUERADE xt_nat iptable_nat xt_set xt_LOG nf_log_syslog xt_mark xt_TCPMSS xt_tcpudp xt_connmark nfnetlink_cttimeout xt_recent xt_dscp iptable_mangle openvswitch ip_set_hash_ip nsh nf_conncount ip_set_hash_net nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink btrfs blake2b_generic xor raid6_pq libcrc32c snd_hda_codec_realtek snd_hda_codec_generic ath9k ledtrig_audio [ 598.684264] ath9k_common ath9k_hw snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi ath snd_hda_codec nouveau edac_mce_amd mac80211 kvm_amd snd_hda_core ccp snd_hwdep libarc4 wmi_bmof mxm_wmi cfg80211 video kvm snd_pcm drm_ttm_helper irqbypass ttm pcspkr rfkill snd_timer r8169 snd rng_core realtek sp5100_tco k10temp soundcore mdio_devres i2c_piix4 e1000e libphy drm_dp_helper wmi mac_hid acpi_cpufreq wireguard curve25519_x86_64 libchacha20poly1305 chacha_x86_64 poly1305_x86_64 libcurve25519_generic libchacha ip6_udp_tunnel nfsd udp_tunnel auth_rpcgss dm_multipath nfs_acl dm_mod lockd grace sg sunrpc fuse bpf_preload ip_tables x_tables ext4 crc32c_generic crc16 mbcache jbd2 sr_mod cdrom ata_generic pata_acpi pata_atiixp [ 598.684545] CR2: 000000000000000b [ 598.684601] ---[ end trace 0000000000000000 ]--- [ 598.684613] RIP: 0010:kvm_replace_memslot+0xc0/0x380 [kvm] [ 598.684824] Code: 04 00 00 48 85 c0 0f 84 3b 02 00 00 48 89 d9 48 c1 e1 04 48 01 c1 48 8b 71 08 48 85 f6 74 1e 48 8b 39 48 89 3e 48 85 ff 74 04 <48> 89 77 08 48 c7 01 00 00 00 00 48 c7 41 08 00 00 00 00 48 8d 0c [ 598.684846] RSP: 0018:ffffbe0bc851bd50 EFLAGS: 00010206 [ 598.684859] RAX: ffff96da40977a00 RBX: 0000000000000000 RCX: ffff96da40977a00 [ 598.684871] RDX: 0000000000000000 RSI: ffffbe0bc8509110 RDI: 0000000000000003 [ 598.684882] RBP: ffff96da40977000 R08: 0000000000000200 R09: ffff96da40977000 [ 598.684894] R10: 0000000000000000 R11: fffffffffffffff0 R12: 0000000000000000 [ 598.684905] R13: 0000000000000000 R14: 0000000000000000 R15: ffffbe0bc8509000 [ 598.684916] FS: 00007f52ef16a640(0000) GS:ffff96da6b880000(0000) knlGS:0000000000000000 [ 598.684931] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 598.684942] CR2: 000000000000000b CR3: 00000001003e4000 CR4: 00000000000006e0 CPU: model name : AMD Phenom(tm) II X4 965 Processor -- You may reply to this email to add a comment. 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