Backtrace

WARNING: CPU: 4 PID: 3381 at lib/idr.c:524 ida_free+0xa9/0x110
Modules linked in: 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 nf_tables ip6table_filter ip6_tables iptable_filter ip_tables uinput rfcomm snd_seq_dummy snd_hrtimer bridge stp llc ccm cmac ip_set nfnetlink snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_hda_codec_hdmi snd_sof snd_sof_xtensa_dsp bnep snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_hda_codec_realtek snd_soc_acpi snd_hda_codec_generic snd_soc_core ledtrig_audio snd_compress snd_pcm_dmaengine ac97_bus snd_hda_intel iwlmvm x86_pkg_temp_thermal sunrpc
 intel_powerclamp snd_intel_dspcfg coretemp snd_intel_sdw_acpi btusb mac80211 snd_hda_codec btrtl uvcvideo snd_hda_core kvm_intel iTCO_wdt snd_hwdep intel_pmc_bxt btbcm snd_seq videobuf2_vmalloc libarc4 videobuf2_memops iTCO_vendor_support snd_seq_device btintel videobuf2_v4l2 kvm snd_pcm vfat bluetooth fat intel_rapl_msr iwlwifi videobuf2_common irqbypass rapl snd_timer intel_cstate videodev snd processor_thermal_device cfg80211 i2c_i801 processor_thermal_rfim mc processor_thermal_mbox joydev pcspkr soundcore i2c_smbus processor_thermal_rapl intel_uncore ecdh_generic idma64 ecc intel_rapl_common rfkill int340x_thermal_zone intel_pch_thermal intel_soc_dts_iosf intel_hid sparse_keymap system76_acpi zram dm_crypt trusted i915 hid_multitouch i2c_algo_bit drm_kms_helper rtsx_pci_sdmmc mmc_core cec crct10dif_pclmul crc32_pclmul crc32c_intel drm nvme nvme_core ghash_clmulni_intel rtsx_pci serio_raw i2c_hid_acpi i2c_hid video pinctrl_cannonlake fuse [last unloaded: ip_tables]
CPU: 4 PID: 3381 Comm: FS Broker 3377 Not tainted 5.12.13-300.fc34.x86_64 #1
Hardware name: System76 Lemur Pro/Lemur Pro, BIOS 2021-03-11_50eedc2 03/11/2021
RIP: 0010:ida_free+0xa9/0x110
Code: 89 e7 e8 9a 0f 01 00 eb 51 48 0f a3 18 72 28 48 8b 3c 24 4c 89 e6 e8 b6 c0 57 00 44 89 ee 48 c7 c7 e0 87 41 9b e8 c4 e8 50 00 <0f> 0b 48 83 c4 30 5b 5d 41 5c 41 5d c3 48 0f b3 18 31 f6 48 89 e7
RSP: 0018:ffffbf818173bcc8 EFLAGS: 00010292
RAX: 0000000000000032 RBX: 0000000000000180 RCX: 0000000000000027
RDX: ffff9923365185c8 RSI: 0000000000000001 RDI: ffff9923365185c0
RBP: ffff991a0a02a700 R08: 0000000000000000 R09: ffffbf818173baf8
R10: ffffbf818173baf0 R11: ffffffff9bb45f68 R12: 0000000000000202
R13: 0000000000000180 R14: ffff991a131c3a80 R15: ffff991ab5203440
FS:  0000000000000000(0000) GS:ffff992336500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f09a1f47420 CR3: 0000000254a10003 CR4: 00000000003706e0
Call Trace:
 eventfd_release+0x5b/0x80
 __fput+0x94/0x240
 task_work_run+0x65/0xa0
 do_exit+0x351/0xab0
 ? ___sys_recvmsg+0x86/0xe0
 do_group_exit+0x33/0xa0
 get_signal+0x16b/0x890
 arch_do_signal_or_restart+0xfc/0x710
 ? __sys_recvmsg+0x65/0x80
 exit_to_user_mode_prepare+0x123/0x220
 syscall_exit_to_user_mode+0x18/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fc58ce4e67d
Code: Unable to access opcode bytes at RIP 0x7fc58ce4e653.
RSP: 002b:00007fc55b041a60 EFLAGS: 00000293 ORIG_RAX: 000000000000002f
RAX: fffffffffffffe00 RBX: 00007fc55b041b74 RCX: 00007fc58ce4e67d
RDX: 0000000040000000 RSI: 00007fc55b041a90 RDI: 0000000000000090
RBP: 0000000000000090 R08: 0000000000000000 R09: 00007fc5875349c4
R10: 0000000000000001 R11: 0000000000000293 R12: 00007fc55b044dc0
R13: 00007fc55b041a90 R14: 00007fc55b041b74 R15: 00007fc55b041b90