Backtrace

WARNING: CPU: 3 PID: 21089 at kernel/rcu/tree_plugin.h:318 rcu_note_context_switch+0x4ee/0x690
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nft_compat nf_nat_tftp nf_conntrack_tftp bridge stp llc tls uhid uinput rfcomm snd_seq_dummy snd_hrtimer 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 nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr bnep it87 hwmon_vid sunrpc btusb btrtl btbcm btintel btmtk bluetooth rfkill vfat fat intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp squashfs loop snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi ledtrig_audio iTCO_wdt kvm_intel intel_pmc_bxt mei_hdcp mei_pxp at24 iTCO_vendor_support snd_hda_intel snd_soc_rt5640 snd_intel_dspcfg snd_soc_rl6231 kvm snd_intel_sdw_acpi snd_soc_core snd_hda_codec irqbypass rapl snd_hda_core snd_compress intel_cstate ac97_bus snd_pcm_dmaengine snd_hwdep intel_uncore
 snd_seq i2c_i801 pcspkr i2c_smbus snd_seq_device joydev mei_me lpc_ich ti_usb_3410_5052 snd_pcm apple_mfi_fastcharge mei snd_timer snd soundcore acpi_pad zram hid_apple amdgpu uas usb_storage drm_ttm_helper ttm crct10dif_pclmul iommu_v2 crc32_pclmul crc32c_intel polyval_clmulni polyval_generic gpu_sched nvme ghash_clmulni_intel drm_buddy nvme_core drm_display_helper r8169 cec nvme_common video ip6_tables ip_tables fuse
CPU: 3 PID: 21089 Comm: systemd-udevd Tainted: G      D            6.0.7-200.fc36.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. Z97-HD3/Z97-HD3, BIOS F9 07/31/2015
RIP: 0010:rcu_note_context_switch+0x4ee/0x690
Code: 49 89 3f 49 83 bc 24 98 00 00 00 00 0f 85 66 fe ff ff e9 58 fe ff ff 48 c7 c7 48 64 75 9c c6 05 e5 1e 14 02 01 e8 09 a5 bc 00 <0f> 0b e9 70 fb ff ff a9 ff ff ff 7f 0f 84 2c fc ff ff 65 48 8b 3c
RSP: 0018:ffffbaf24ca13d00 EFLAGS: 00010092
RAX: 000000000000003f RBX: ffff9ac5fecf2800 RCX: 0000000000000000
RDX: 0000000000000002 RSI: ffffffff9c7b043a RDI: 00000000ffffffff
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffbaf24ca13ba0
R10: 0000000000000003 R11: ffffffff9d1461a8 R12: ffffbaf24ca13e30
R13: ffff9ac313c5a8c0 R14: ffff9ac3144304b8 R15: ffff9ac313c5b5a8
FS:  0000000000000000(0000) GS:ffff9ac5fecc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555b102f60f8 CR3: 00000000c2010006 CR4: 00000000001706e0
Call Trace:
 <TASK>
 ? finish_task_switch.isra.0+0x9b/0x300
 ? __switch_to+0x106/0x420
 __schedule+0x9a/0x12b0
 ? try_to_wake_up+0x83/0x590
 ? preempt_count_add+0x6a/0xa0
 schedule+0x5d/0xe0
 synchronize_rcu_expedited+0x260/0x460
 ? cond_synchronize_rcu_expedited+0x30/0x30
 ? dequeue_task_stop+0x70/0x70
 ? umount_tree+0x227/0x340
 namespace_unlock+0xae/0x180
 put_mnt_ns+0x69/0x90
 free_nsproxy+0x17/0x1b0
 do_exit+0x319/0xaf0
 ? syscall_exit_to_user_mode+0x17/0x40
 make_task_dead+0x51/0x60
 rewind_stack_and_make_dead+0x17/0x20
RIP: 0033:0x7f08f27017a6
Code: Unable to access opcode bytes at RIP 0x7f08f270177c.
RSP: 002b:00007ffef16cb320 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f08f27017a6
RDX: 00000000002a0000 RSI: 0000555b102947c0 RDI: 000000000000000b
RBP: 00007ffef16cb580 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffef16cb620
R13: 0000000000000007 R14: 000000000000000b R15: 0000000000000000
 </TASK>