** Changed in: linux (Ubuntu)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1894229
Title:
oops occurred starting up QEMU KVM VMs on amd64 host with
5.8.0-18-generic
Status in linux package in Ubuntu:
Fix Released
Bug description:
Just started up some QEMU KVM VMs and I got the following splats with
amd64 5.8.0-18-generic:
[ 923.230491] BUG: kernel NULL pointer dereference, address: 00000000000003d8
[ 923.230529] #PF: supervisor read access in kernel mode
[ 923.230548] #PF: error_code(0x0000) - not-present page
[ 923.230568] PGD 0 P4D 0
[ 923.230582] Oops: 0000 [#1] SMP PTI
[ 923.230598] CPU: 3 PID: 1996 Comm: thermald Tainted: P OE
5.8.0-18-generic #19-Ubuntu
[ 923.230631] Hardware name: Intel Corporation Intel\xae Server Board
S1200V3RPS UEFI Development Kit/ROMLEY, BIOS 7.0 09/06/2016
[ 923.230675] RIP: 0010:cpufreq_set_cur_state.part.0.isra.0+0x9c/0x150
[ 923.230699] Code: 48 8b 14 d5 a0 49 a9 aa 48 8b 04 c5 a0 49 a9 aa 0f b7 8c
1a ea 00 00 00 66 39 8c 18 ea 00 00 00 75 ba 48 8b 4d c0 4c 8b 24 08 <49> 8b 84
24 d8 03 00 00 48 85 c0 74 a5 48 3d 00 f0 ff ff 77 9d 44
[ 923.230761] RSP: 0018:ffffbf9442173d90 EFLAGS: 00010246
[ 923.230782] RAX: ffff9fa4efc00000 RBX: 0000000000011260 RCX:
000000000002a408
[ 923.230807] RDX: ffff9fa4efc80000 RSI: 0000000000000000 RDI:
ffffffffab272be0
[ 923.230833] RBP: ffffbf9442173dd0 R08: 0000000000000000 R09:
0000000000000000
[ 923.230859] R10: 000000000000000a R11: f000000000000000 R12:
0000000000000000
[ 923.230886] R13: 0000000000000002 R14: 0000000000000000 R15:
0000000000000000
[ 923.230911] FS: 00007f55c9654700(0000) GS:ffff9fa4efcc0000(0000)
knlGS:0000000000000000
[ 923.230940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 923.230962] CR2: 00000000000003d8 CR3: 000000041df88001 CR4:
00000000001626e0
[ 923.230988] Call Trace:
[ 923.231003] ? cpufreq_driver_resolve_freq+0x150/0x150
[ 923.231024] processor_set_cur_state+0xbc/0x140
[ 923.231043] cur_state_store+0x72/0xd0
[ 923.231061] dev_attr_store+0x17/0x30
[ 923.231078] sysfs_kf_write+0x3f/0x50
[ 923.231093] kernfs_fop_write+0xda/0x1b0
[ 923.231110] vfs_write+0xc9/0x200
[ 923.231124] ksys_write+0x67/0xe0
[ 923.231139] __x64_sys_write+0x1a/0x20
[ 923.231156] do_syscall_64+0x52/0xc0
[ 923.231172] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 923.231192] RIP: 0033:0x7f55cc32d2cf
[ 923.231207] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 fd ff ff 48
8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00
f0 ff ff 77 2d 44 89 c7 48 89 44 24 08 e8 5c fd ff ff 48
[ 923.231274] RSP: 002b:00007f55c96525e0 EFLAGS: 00000293 ORIG_RAX:
0000000000000001
[ 923.231302] RAX: ffffffffffffffda RBX: 00007f55cc52f790 RCX:
00007f55cc32d2cf
[ 923.231329] RDX: 0000000000000001 RSI: 00007f55c96526e0 RDI:
0000000000000009
[ 923.231355] RBP: 0000000000000009 R08: 0000000000000000 R09:
0000000000000013
[ 923.231381] R10: 0000000000000000 R11: 0000000000000293 R12:
00007f55c9652610
[ 923.231407] R13: 00007f55c96526d0 R14: 00007f55c96526b0 R15:
00007f55cc52f740
[ 923.231434] Modules linked in: vhost_net vhost tap vhost_iotlb
xt_conntrack ipt_REJECT nf_reject_ipv4 xt_CHECKSUM nft_chain_nat xt_MASQUERADE
nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_counter xt_tcpudp
nft_compat bridge stp vboxnetadp(OE) llc vboxnetflt(OE) nf_tables vboxdrv(OE)
nfnetlink binfmt_misc nls_iso8859_1 dm_multipath scsi_dh_rdac scsi_dh_emc
scsi_dh_alua zfs(PO) zunicode(PO) zavl(PO) icp(PO) zcommon(PO) znvpair(PO)
spl(O) zlua(PO) asix usbnet mii joydev input_leds snd_soc_rt5640 snd_soc_rl6231
snd_soc_core snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_compress ac97_bus
snd_hda_core snd_pcm_dmaengine snd_hwdep ppdev intel_rapl_msr snd_pcm at24
snd_timer intel_rapl_common snd parport_pc x86_pkg_temp_thermal
intel_powerclamp intel_pch_thermal intel_hid intel_vbtn mac_hid soundcore
acpi_als kfifo_buf coretemp ipmi_si parport industrialio ipmi_devintf
ie31200_edac efi_pstore ipmi_msghandler sparse_keymap kvm_intel kvm rapl
intel_cstate acpi_pad nfsd sch_fq_codel
[ 923.231468] auth_rpcgss nfs_acl lockd grace sunrpc ip_tables x_tables
autofs4 btrfs blake2b_generic raid10 raid456 async_raid6_recov async_memcpy
async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear
crct10dif_pclmul mgag200 hid_generic crc32_pclmul drm_kms_helper
ghash_clmulni_intel syscopyarea ahci sysfillrect sysimgblt aesni_intel
fb_sys_fops cec usbhid rc_core crypto_simd hid cryptd glue_helper igb i2c_i801
libahci drm e1000e lpc_ich i2c_smbus dca i2c_algo_bit video
[ 923.238215] CR2: 00000000000003d8
[ 923.239115] ---[ end trace 5a28929742201640 ]---
[ 923.290723] RIP: 0010:cpufreq_set_cur_state.part.0.isra.0+0x9c/0x150
[ 923.291755] Code: 48 8b 14 d5 a0 49 a9 aa 48 8b 04 c5 a0 49 a9 aa 0f b7 8c
1a ea 00 00 00 66 39 8c 18 ea 00 00 00 75 ba 48 8b 4d c0 4c 8b 24 08 <49> 8b 84
24 d8 03 00 00 48 85 c0 74 a5 48 3d 00 f0 ff ff 77 9d 44
[ 923.293538] RSP: 0018:ffffbf9442173d90 EFLAGS: 00010246
[ 923.294435] RAX: ffff9fa4efc00000 RBX: 0000000000011260 RCX:
000000000002a408
[ 923.295318] RDX: ffff9fa4efc80000 RSI: 0000000000000000 RDI:
ffffffffab272be0
[ 923.296121] RBP: ffffbf9442173dd0 R08: 0000000000000000 R09:
0000000000000000
[ 923.297042] R10: 000000000000000a R11: f000000000000000 R12:
0000000000000000
[ 923.297732] R13: 0000000000000002 R14: 0000000000000000 R15:
0000000000000000
[ 923.298316] FS: 00007f55c9654700(0000) GS:ffff9fa4efcc0000(0000)
knlGS:0000000000000000
[ 923.299360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 923.300393] CR2: 00000000000003d8 CR3: 000000041df88001 CR4:
00000000001626e0
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