Backtrace

BUG: unable to handle page fault for address: 0000000000003897
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 8000000103da5067 P4D 8000000103da5067 PUD 103edc067 PMD 0 
Oops: 0000 [#1] SMP PTI
CPU: 2 PID: 32530 Comm: fe46efe8-bf45-4 Tainted: G         C        5.11.18-300.fc34.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. H97M-DS3P/H97M-DS3P, BIOS F6 09/20/2015
RIP: 0010:free_extent_map+0xb/0x90
Code: 00 00 48 89 90 80 00 00 00 48 89 90 88 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 48 85 ff 74 79 55 <8b> 47 78 48 89 fd 85 c0 74 6f 48 8d 7d 78 b8 ff ff ff ff f0 0f c1
RSP: 0018:ffffa2908a8b7ba8 EFLAGS: 00010202
RAX: 000000000000381f RBX: 0000000000001000 RCX: 00000000001009ae
RDX: 0000000000000000 RSI: ffff91931031a690 RDI: 000000000000381f
RBP: 00000000000191cd R08: 00000000ae4a8ce5 R09: 0000000000000000
R10: ffff919311fdccf0 R11: 000000003abd0000 R12: ffff9193682d08d0
R13: 00000000006d6000 R14: ffff919294eab800 R15: ffff91931031a690
FS:  00007f08d1e7e640(0000) GS:ffff9193a6b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000003897 CR3: 0000000190124001 CR4: 00000000001706e0
Call Trace:
 btrfs_get_extent+0x508/0x7c0
 ? btrfs_get_extent+0x3f5/0x7c0
 ? btrfs_set_extent_delalloc+0x78/0x190
 ? btrfs_dirty_pages+0xa8/0x120
 ? btrfs_buffered_write+0x486/0x7b0
 ? btrfs_file_write_iter+0x135/0x400
 ? __sys_recvfrom+0x124/0x190
 ? new_sync_write+0x108/0x180
 ? vfs_write+0x1b8/0x270
 ? ksys_write+0x4f/0xc0
 ? do_syscall_64+0x33/0x40
 ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
Modules linked in: uinput exfat 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter sunrpc squashfs loop snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel intel_rapl_msr snd_soc_rt5640 intel_rapl_common snd_intel_dspcfg r8188eu(C) x86_pkg_temp_thermal intel_powerclamp soundwire_intel coretemp soundwire_generic_allocation kvm_intel snd_soc_rl6231 soundwire_cadence snd_soc_core snd_hda_codec snd_compress lib80211 snd_pcm_dmaengine snd_hda_core kvm cfg80211
 iTCO_wdt ac97_bus irqbypass rfkill rapl at24 intel_pmc_bxt i2c_i801 ppdev iTCO_vendor_support i2c_smbus joydev mei_wdt mei_hdcp snd_hwdep snd_seq pcspkr intel_cstate snd_seq_device intel_uncore snd_pcm mei_me snd_timer lpc_ich mei snd soundcore parport_pc parport acpi_pad zram ip_tables i915 nouveau mxm_wmi wmi drm_ttm_helper ttm i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel cec drm e1000e uas usb_storage video fuse
CR2: 0000000000003897