Backtrace

WARNING: CPU: 6 PID: 903 at kernel/rcu/tree_plugin.h:332 rcu_note_context_switch+0x2ed/0x310
Modules linked in: uinput rfcomm 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 nvidia_drm(POE) ip_set nvidia_modeset(POE) nf_tables nvidia_uvm(POE) qrtr uhid bnep sunrpc binfmt_misc intel_uncore_frequency intel_uncore_frequency_common intel_pmc_core_pltdrv intel_pmc_core pmt_telemetry vfat pmt_class intel_vsec fat intel_tcc_cooling x86_pkg_temp_thermal nvidia(POE) intel_powerclamp snd_sof_pci_intel_skl snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda soundwire_cadence snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 soundwire_bus snd_soc_sdca snd_hda_codec_hdmi snd_soc_avs snd_soc_hda_codec
 snd_hda_ext_core snd_hda_codec_realtek snd_soc_core snd_hda_codec_generic snd_hda_scodec_component snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg coretemp snd_intel_sdw_acpi ath10k_pci ath10k_core kvm_intel snd_hda_codec mac80211 snd_hda_core kvm ee1004 iTCO_wdt mei_hdcp intel_pmc_bxt btusb mei_pxp iTCO_vendor_support snd_hwdep btrtl snd_seq intel_rapl_msr irqbypass btintel rapl libarc4 snd_seq_device btbcm ath intel_cstate processor_thermal_device_pci_legacy btmtk processor_thermal_device snd_pcm processor_thermal_wt_hint cfg80211 processor_thermal_rfim bluetooth intel_uncore pcspkr processor_thermal_rapl snd_timer i2c_i801 intel_rapl_common r8169 i2c_smbus snd mei_me drm_ttm_helper processor_thermal_wt_req soundcore rfkill realtek processor_thermal_power_floor mei processor_thermal_mbox idma64 intel_pch_thermal intel_soc_dts_iosf intel_xhci_usb_role_switch int3403_thermal int340x_thermal_zone int3400_thermal acpi_pad acpi_thermal_rel joydev loop nfnetlink zram lz4hc_compress
 lz4_compress i915 i2c_algo_bit drm_buddy ttm nvme nvme_core drm_display_helper polyval_clmulni polyval_generic ghash_clmulni_intel sha512_ssse3 hid_multitouch nvme_keyring sha256_ssse3 mxm_wmi sha1_ssse3 cec nvme_auth i2c_hid_acpi i2c_hid video wmi pinctrl_sunrisepoint serio_raw fuse
CPU: 6 UID: 0 PID: 903 Comm: bluetoothd Tainted: P      D W  OE       6.15.6-100.fc41.x86_64 #1 PREEMPT(lazy) 
Tainted: [P]=PROPRIETARY_MODULE, [D]=DIE, [W]=WARN, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: SAMSUNG ELECTRONICS CO., LTD. 340XAA/350XAA/550XAA/NP350XAA-XD2BR, BIOS P03REP.034.181016.ZW 10/16/2018
RIP: 0010:rcu_note_context_switch+0x2ed/0x310
Code: ba 02 00 00 00 be 01 00 00 00 48 89 df e8 5b fe fe ff e9 f4 fd ff ff 48 c7 c7 60 5f a4 8d c6 05 5c 95 76 02 01 e8 73 18 f2 ff <0f> 0b e9 56 fd ff ff 0f 0b e9 52 ff ff ff 0f 0b e9 34 ff ff ff 66
RSP: 0018:ffffc90a00d67d60 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff88d988a55500 RCX: 0000000000000027
RDX: ffff88daaed1cb88 RSI: 0000000000000001 RDI: ffff88daaed1cb80
RBP: ffff88daaed33100 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffc90a00d67e90 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88db1f903000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000040000000400 CR3: 00000001ff62e005 CR4: 00000000003726f0
Call Trace:
 <TASK>
 __schedule+0xd1/0x790
 schedule+0x27/0x80
 synchronize_rcu_expedited+0x21d/0x270
 ? __pfx_autoremove_wake_function+0x10/0x10
 ? __pfx_wait_rcu_exp_gp+0x10/0x10
 namespace_unlock+0x21b/0x2f0
 put_mnt_ns+0x6d/0x90
 free_nsproxy+0x1b/0x1b0
 do_exit+0x24c/0x490
 make_task_dead+0x88/0x90
 rewind_stack_and_make_dead+0x16/0x20
RIP: 0033:0x7f5874f62783
Code: Unable to access opcode bytes at 0x7f5874f62759.
RSP: 002b:00007ffc4ea84da0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00000000000800c2 RCX: 00007f5874f62783
RDX: 00000000000800c2 RSI: 000055c06a71f9c0 RDI: 00000000ffffff9c
RBP: 00007ffc4ea84e10 R08: 0000000000000073 R09: 000000000000001c
R10: 00000000000001b6 R11: 0000000000000202 R12: 000055c06a71f9c0
R13: 0e38e38e38e38e39 R14: 00007f58751d0440 R15: 00007f587512b530
 </TASK>