Backtrace

traps: ThreadPoolForeg[4057] trap invalid opcode ip:55b19ce78882 sp:7fccbe7ddc00 error:0 in chrome[55b196462000+7ccd000]
page:ffffe3319dd67440 refcount:1 mapcount:0 mapping:ffff93ffa87c0a80 index:0x0
flags: 0x17fffe00000202(referenced|slab)
raw: 0017fffe00000202 dead000000000100 dead000000000122 ffff93ffa87c0a80
raw: 0000000000000000 0000000000270027 00000001fffffffe 0000000000000000
page dumped because: VM_BUG_ON_PAGE(PageSlab(page))
------------[ cut here ]------------
kernel BUG at include/linux/mm.h:719!
invalid opcode: 0000 [#1] SMP PTI
CPU: 4 PID: 4363 Comm: ThreadPoolForeg Tainted: P           OE     5.3.11-100.fc29.x86_64 #1
Hardware name: Micro-Star International Co., Ltd. MS-7B48/Z370-A PRO (MS-7B48), BIOS 2.60 07/05/2018
RIP: 0010:unmap_page_range+0xaf2/0xce0
Code: 74 24 08 4c 89 e1 4c 89 ff e8 5a 66 05 00 85 c0 0f 84 72 f8 ff ff e9 08 fe ff ff 48 c7 c6 80 e3 14 8e 4c 89 ef e8 4e 97 ff ff <0f> 0b 49 8b 57 18 48 85 d2 0f 84 c3 fd ff ff 45 0f b6 47 20 b9 0c
RSP: 0018:ffffb9e446dd3b78 EFLAGS: 00010246
RAX: 0000000000000033 RBX: ffff93feb5f8ba20 RCX: 0000000000000006
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e14e8ec
RBP: 000055b197144000 R08: 00000000000003f0 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: 000055b197145000
R13: ffffe3319dd67440 R14: 00000007759d1025 R15: ffffb9e446dd3ca0
FS:  00007fccbd8c1700(0000) GS:ffff93ffceb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd3f5709000 CR3: 000000022040a003 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 unmap_vmas+0xbc/0xe0
 exit_mmap+0xaa/0x180
 mmput+0x5f/0x130
 do_exit+0x28c/0xb50
 ? __schedule+0x257/0x650
 ? hrtimer_start_range_ns+0x1ab/0x2b0
 do_group_exit+0x3a/0xa0
 get_signal+0x139/0x820
 do_signal+0x36/0x660
 ? __hrtimer_init+0xb0/0xb0
 exit_to_usermode_loop+0x73/0x110
 do_syscall_64+0x193/0x1a0
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fccd708d1b8
Code: Bad RIP value.
RSP: 002b:00007fccbd8c0500 EFLAGS: 00000246 ORIG_RAX: 00000000000000db
RAX: fffffffffffffdfc RBX: 00007fccbd8c0560 RCX: 00007fccd708d1b8
RDX: 0000000000000000 RSI: 0000000000000089 RDI: 00007fccbd8c0728
RBP: 00007fccbd8c0700 R08: 0000000000000000 R09: 00000000ffffffff
R10: 00007fccbd8c05d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fccbd8c06d8 R14: 00007fccbd8c05d0 R15: 00007fccbd8c0728
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc vfat fat intel_rapl_msr intel_rapl_common nvidia_drm(POE) x86_pkg_temp_thermal wl(POE) nvidia_modeset(POE) intel_powerclamp coretemp nvidia_uvm(OE) kvm_intel rtl8188ee rtl_pci kvm snd_hda_codec_hdmi rtlwifi irqbypass mac80211 crct10dif_pclmul crc32_pclmul iTCO_wdt cfg80211 iTCO_vendor_support ghash_clmulni_intel mei_hdcp
 snd_hda_codec_realtek ppdev intel_cstate snd_hda_codec_generic rfkill intel_uncore ledtrig_audio snd_hda_intel intel_rapl_perf snd_hda_codec intel_wmi_thunderbolt snd_hda_core i2c_i801 snd_hwdep snd_seq nvidia(POE) libarc4 snd_seq_device joydev snd_pcm mei_me snd_timer mei snd drm_kms_helper soundcore ie31200_edac parport_pc parport acpi_pad drm ip_tables hid_logitech_hidpp mxm_wmi nvme crc32c_intel nvme_core r8169 video wmi hid_logitech_dj fuse