Backtrace

WARNING: CPU: 0 PID: 21143 at kernel/rcu/tree_plugin.h:318 rcu_note_context_switch+0x4ee/0x690
Modules linked in: sky2 ntfs3 tls uinput snd_seq_dummy snd_hrtimer 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 binfmt_misc squashfs wl(POE) snd_hda_codec_idt snd_hda_codec_generic uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common snd_hda_codec_hdmi videodev mc snd_hda_intel snd_intel_dspcfg dell_laptop dell_wmi snd_intel_sdw_acpi ledtrig_audio iTCO_wdt snd_hda_codec intel_pmc_bxt pcspkr sparse_keymap cfg80211 iTCO_vendor_support joydev snd_hda_core dell_smbios wmi_bmof at24 dcdbas dell_wmi_descriptor dell_smm_hwmon gpio_ich r592 memstick snd_hwdep i2c_i801 coretemp snd_seq snd_seq_device i2c_smbus snd_pcm snd_timer snd lpc_ich rfkill soundcore acpi_cpufreq loop zram i915 sdhci_pci drm_buddy cqhci drm_display_helper sdhci mmc_core firewire_ohci
 cec sha512_ssse3 firewire_core serio_raw ttm crc_itu_t video wmi ata_generic pata_acpi ppp_generic slhc iptable_filter ip6table_filter br_netfilter bridge stp llc arp_tables ip6_tables ip_tables fuse [last unloaded: sky2]
CPU: 0 PID: 21143 Comm: updatedb Tainted: P      D    OE      6.2.7-200.fc37.x86_64 #1
Hardware name: Dell Inc. Inspiron 1525                   /, BIOS A17 10/27/2009
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 98 44 86 b5 c6 05 ae c4 10 02 01 e8 72 ee f4 ff <0f> 0b e9 70 fb ff ff a9 ff ff ff 7f 0f 84 2c fc ff ff 65 48 8b 3c
RSP: 0018:ffffb3644aa03c98 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff9c6919c32b80 RCX: 0000000000000000
RDX: 0000000000000003 RSI: ffffffffb58c1316 RDI: 00000000ffffffff
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffb3644aa03b28
R10: 0000000000000003 R11: ffffffffb61447c8 R12: ffff9c6919c31d40
R13: ffff9c68897e4e80 R14: ffff9c68897e5b28 R15: ffff9c6907a42b30
FS:  00007fe1fd87c740(0000) GS:ffff9c6919c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2d59050830 CR3: 0000000100b6a000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ? finish_task_switch.isra.0+0x9b/0x300
 ? __switch_to+0x2e4/0x410
 __schedule+0xbe/0x13c0
 ? ttwu_do_wakeup+0x17/0x170
 ? _raw_spin_unlock_irqrestore+0x23/0x40
 ? preempt_count_add+0x6a/0xa0
 ? _raw_spin_lock_irqsave+0x23/0x50
 schedule+0x5d/0xe0
 synchronize_rcu_expedited+0x30e/0x430
 ? __pfx_wait_rcu_exp_gp+0x10/0x10
 ? __pfx_autoremove_wake_function+0x10/0x10
 namespace_unlock+0xd2/0x1a0
 put_mnt_ns+0x69/0x90
 free_nsproxy+0x17/0x1b0
 do_exit+0x339/0xb20
 make_task_dead+0x7d/0x170
 rewind_stack_and_make_dead+0x17/0x20
RIP: 0033:0x7fe1fd43e0b3
Code: Unable to access opcode bytes at 0x7fe1fd43e089.
RSP: 002b:00007ffdfeda95e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fe1fd43e0b3
RDX: 0000000000050000 RSI: 0000559edfb7f240 RDI: 0000000000000006
RBP: 0000559edfb7f240 R08: 0000559edf251896 R09: 00007fe1fd4b1940
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000559edfb7f870 R14: 0000559ede3c42fd R15: 0000559edfb7f230
 </TASK>