Backtrace

kernel BUG at include/linux/mm.h:723!
invalid opcode: 0000 [#1] SMP PTI
CPU: 1 PID: 2359 Comm: pool-/usr/libex Tainted: G    B             5.11.16-300.fc34.x86_64 #1
Hardware name:  /8I945PLGE-RH, BIOS F4 03/31/2006
RIP: 0010:release_pages+0x418/0x510
Code: 4c 8b 5c 24 28 e9 46 fd ff ff 4d 39 f4 0f 84 bf fc ff ff 49 8b 2e e9 28 fd ff ff 48 c7 c6 70 4e 38 a1 48 89 ef e8 68 6b 02 00 <0f> 0b 4d 85 ff 0f 84 9d fc ff ff 48 8b 74 24 30 49 8d 7f 50 e8 df
RSP: 0018:ffffa59c80dffc30 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000020 RCX: 0000000000000027
RDX: ffff9a2b3dd18ac8 RSI: 0000000000000000 RDI: ffff9a2b3dd18ac0
RBP: ffffe6fa81b000c0 R08: 0000000000000000 R09: ffffa59c80dff930
R10: ffffa59c80dff928 R11: ffffffffa1b44f08 R12: ffff9a2afa168000
R13: ffffa59c80dffc68 R14: ffff9a2afa167f00 R15: 0000000000000000
FS:  00007f0ffd950640(0000) GS:ffff9a2b3dd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0fe4002a68 CR3: 0000000029a10000 CR4: 00000000000006e0
Call Trace:
 tlb_finish_mmu+0x7a/0x1d0
 exit_mmap+0xb7/0x1c0
 mmput+0x61/0x140
 do_exit+0x30c/0xac0
 do_group_exit+0x33/0xa0
 get_signal+0x14f/0x8a0
 ? __wake_up_common+0x80/0x180
 arch_do_signal_or_restart+0xf2/0x700
 ? eventfd_write+0x13e/0x2c0
 ? __x64_sys_futex+0x73/0x1b0
 exit_to_user_mode_prepare+0xde/0x1b0
 syscall_exit_to_user_mode+0x18/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f100d8a715d
Code: Unable to access opcode bytes at RIP 0x7f100d8a7133.
RSP: 002b:00007f0ffd94b208 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007f100d8a715d
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00005645717f6a50
RBP: 00005645717f6a40 R08: 0000000000000001 R09: 00005645717f6a40
R10: 0000000000000000 R11: 0000000000000246 R12: 00005645717f6a50
R13: 0000564571813ea0 R14: 00007f0ffd94b230 R15: 00007f0ffd94b370
Modules linked in: uinput snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set rfkill nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter sunrpc iTCO_wdt intel_pmc_bxt snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi ledtrig_audio ppdev iTCO_vendor_support snd_hda_intel gpio_ich snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core snd_compress snd_pcm_dmaengine soundwire_cadence snd_hda_codec intel_powerclamp nouveau snd_hda_core ac97_bus snd_hwdep snd_seq mxm_wmi wmi snd_seq_device pcspkr joydev snd_pcm video
 i2c_algo_bit drm_ttm_helper ttm drm_kms_helper snd_timer snd r8169 soundcore cec parport_pc parport i2c_i801 ata_generic pata_acpi lpc_ich i2c_smbus drm zram ip_tables serio_raw fuse