Message-ID: <836f7580-526d-52e2-5ceb-3cfd0b501970@xs4all.nl>
Date:   Fri, 10 Apr 2020 06:46:39 +0200
From:   Udo van den Heuvel <udovdh@...all.nl>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: 5.6.2: BUG: Bad page map, Bad rss-counter state

Hello,

Found these in dmesg.
What can I do to help fix these?

[106601.847053] traps: Web Content[270439] general protection fault
ip:7f9acaa00d82 sp:7ffcb7bca6b0 error:0 in libxul.so[7f9ac6f7e000+4bf9000]
[121178.597634] Web Content[270460]: segfault at ffffc955ffffc965 ip
00007f338c1b366e sp 00007ffc5693fe70 error 5 in
libxul.so[7f3387993000+4bf9000]
[121178.754856] Code: 0f 84 8e 00 00 00 48 83 c3 18 49 c1 e4 05 49 89 e6
eb 13 66 0f 1f 84 00 00 00 00 00 48 83 c3 20 49 83 c4 e0 74 6e 48 8b 43
f8 <48> 8b 48 10 48 89 04 24 48 89 4c 24 08 48 8b 08 48 83 f9 ff 74 16
[121179.144620] BUG: Bad rss-counter state mm:0000000070be7b16
type:MM_ANONPAGES val:1
[121179.248451] BUG: Bad rss-counter state mm:0000000070be7b16
type:MM_SHMEMPAGES val:-1
[167164.401164] ThreadPoolForeg[475080]: segfault at 20c000000007 ip
0000560103a34528 sp 00007f66acff7130 error 4 in
skypeforlinux[560102f50000+5425000]
[167164.561845] Code: 1e 00 00 00 0f b7 7b 0b 49 8b 17 48 89 de 89 c1 4d
89 f0 48 83 c4 08 5b 41 5e 41 5f 5d e9 e0 40 01 00 55 48 89 e5 48 83 ec
10 <8a> 46 07 84 c0 74 0c 0f b6 c0 c1 e0 03 48 83 c4 10 5d c3 0f b7 46
[167164.810773] BUG: Bad page map in process skypeforlinux
pte:8000000318f79067 pmd:1b32f7067
[167164.910953] page:fffff49c0ad76278 refcount:2 mapcount:-1
mapping:ffffa01e8b5166f8 index:0x8c
[167165.013220] 0xffffffffb4c15800 name:".org.chromium.Chromium.94hBw8"
[167165.089368] flags: 0x800000000008001c(uptodate|dirty|lru|swapbacked)
[167165.166551] raw: 800000000008001c fffff49c0afac800 fffff49c0cac5218
ffffa01e8b5166f8
[167165.260402] raw: 000000000000008c 0000000000000000 00000002fffffffe
[167165.336538] page dumped because: bad pte
[167165.384570] addr:00007f6618a8e000 vm_flags:000000bb
anon_vma:0000000000000000 mapping:ffffa01e8b5166f8 index:8c
[167165.506703] file:.org.chromium.Chromium.94hBw8 fault:shmem_fault
mmap:shmem_mmap readpage:0x0
[167165.609985] CPU: 1 PID: 279870 Comm: skypeforlinux Not tainted 5.6.2 #6
[167165.690309] Hardware name: Gigabyte Technology Co., Ltd. X570 AORUS
PRO/X570 AORUS PRO, BIOS F11 12/06/2019
[167165.808116] Call Trace:
[167165.838433]  dump_stack+0x50/0x70
[167165.879170]  print_bad_pte.cold+0x7d/0xfe
[167165.928217]  unmap_page_range+0x693/0xa50
[167165.977280]  unmap_vmas+0x6b/0xd0
[167166.018009]  exit_mmap+0x98/0x180
[167166.058737]  mmput+0x2a/0xe0
[167166.094252]  do_exit+0x2e4/0xa40
[167166.125932] [drm] Fence fallback timer expired on ring gfx
[167166.133943]  do_group_exit+0x35/0x90
[167166.133946]  get_signal+0x117/0x7a0
[167166.133950]  do_signal+0x2b/0x5c0
[167166.328102]  ? __x64_sys_futex+0x132/0x160
[167166.378199]  do_syscall_64+0x316/0x430
[167166.424137]  ? handle_mm_fault+0x4b/0xc0
[167166.472153]  ? do_page_fault+0x1c1/0x41a
[167166.520172]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[167166.581734] RIP: 0033:0x7f66f4433d45
[167166.625586] Code: Bad RIP value.
[167166.665266] RSP: 002b:00007fff92968180 EFLAGS: 00000282 ORIG_RAX:
00000000000000ca
[167166.701914] [drm] Fence fallback timer expired on ring gfx
[167166.757035] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX:
00007f66f4433d45
[167166.757036] RDX: 0000000000000000 RSI: 0000000000000080 RDI:
00005601096e0ab8
[167166.757037] RBP: 00005601096e0a90 R08: 0000000000000000 R09:
0000000000000000
[167166.757038] R10: 0000000000000000 R11: 0000000000000282 R12:
00007fff929681b0
[167166.757039] R13: 00005601096e0a68 R14: 00005601096e0ab8 R15:
0000000000000000
[167166.757138] Disabling lock debugging due to kernel taint
[167167.325848] BUG: Bad page state in process ImageBr~geChild  pfn:318f79
[167167.405137] page:fffff49c0ad76278 refcount:0 mapcount:-1
mapping:ffffa01e8b5166f8 index:0x1
[167167.506273] 0xffffffffb4c15800
[167167.543879] flags: 0x8000000000000000()
[167167.590858] raw: 8000000000000000 dead000000000100 dead000000000122
ffffa01e8b5166f8
[167167.684707] raw: 0000000000000001 0000000000000000 00000000fffffffe
[167167.760844] page dumped because: non-NULL mapping
[167167.818235] Modules linked in: fuse mq_deadline xt_MASQUERADE
iptable_nat nf_nat ipt_REJECT nf_reject_ipv4 xt_u32 xt_multiport
iptable_filter nf_conntrack_netbios_ns nf_conntrack_broadcast
ip6t_REJECT nf_reject_ipv6 it87 hwmon_vid xt_tcpudp xt_state
xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6table_filter
ip6_tables msr uvcvideo snd_usb_audio videobuf2_vmalloc videobuf2_memops
snd_hwdep videobuf2_v4l2 videodev snd_usbmidi_lib videobuf2_common
snd_rawmidi cdc_acm snd_hda_codec_realtek k10temp snd_hda_codec_generic
i2c_piix4 snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core
snd_seq snd_seq_device snd_pcm snd_timer snd bfq evdev acpi_cpufreq
binfmt_misc ip_tables x_tables hid_generic aesni_intel amdgpu gpu_sched
ttm sr_mod cdrom usbhid i2c_dev autofs4
[167167.821893] [drm] Fence fallback timer expired on ring gfx
[167168.638106] CPU: 1 PID: 465939 Comm: ImageBr~geChild Tainted: G    B
            5.6.2 #6
[167168.638108] Hardware name: Gigabyte Technology Co., Ltd. X570 AORUS
PRO/X570 AORUS PRO, BIOS F11 12/06/2019
[167168.638109] Call Trace:
[167168.638117]  dump_stack+0x50/0x70
[167168.638122]  bad_page.cold+0x8d/0xbe
[167168.638125]  free_pcppages_bulk+0x17d/0x540
[167168.638129]  free_unref_page_list+0xd0/0x120
[167168.638132]  release_pages+0x28f/0x2f0
[167168.638136]  tlb_batch_pages_flush+0x1e/0x40
[167168.638138]  tlb_finish_mmu+0x43/0x150
[167168.638141]  unmap_region+0xd1/0x100
[167168.638144]  __do_munmap+0x1d2/0x4a0
[167168.638147]  __vm_munmap+0x62/0xb0
[167168.638150]  __x64_sys_munmap+0x12/0x20
[167168.638153]  do_syscall_64+0x63/0x430
[167168.638161]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[167168.642421] [drm] Fence fallback timer expired on ring sdma0
[167169.229858] [drm] Fence fallback timer expired on ring gfx
[167169.238077] RIP: 0033:0x7fe9d904f3fb
[167169.238080] Code: 8b 15 91 5a 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff
ff eb 89 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 0b 00 00 00 0f
05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 5d 5a 0c 00 f7 d8 64 89 01 48
[167169.238081] RSP: 002b:00007fe9bb2e0808 EFLAGS: 00000206 ORIG_RAX:
000000000000000b
[167169.238082] RAX: ffffffffffffffda RBX: 00007fe9a4753d50 RCX:
00007fe9d904f3fb
[167169.238083] RDX: 00007fe9cfb907e0 RSI: 000000000009e000 RDI:
00007fe9a9162000
[167169.238084] RBP: 00007fe9a01feba0 R08: 00007fe9bd36e0b0 R09:
00007fe9bd36e0b0
[167169.238085] R10: 0000000000000000 R11: 0000000000000206 R12:
00007fe9a4753d30
[167169.238086] R13: 00007fe9bb2e0900 R14: 00007fe9d697b1a0 R15:
0000000000000002



Udo

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