Backtrace

general protection fault, probably for non-canonical address 0xecb5708e87e95014: 0000 [#2] PREEMPT SMP PTI
CPU: 0 PID: 8681 Comm: (fprintd) Tainted: G      D W          6.8.5-301.fc40.x86_64 #1
Hardware name: LENOVO 20078                           /Base Board Product Name, BIOS 40CN30WW(V2.16) 01/12/2012
RIP: 0010:kmem_cache_alloc+0xcb/0x300
Code: e0 c1 4c 48 8b 50 08 48 83 78 10 00 48 8b 38 0f 84 ba 01 00 00 48 85 ff 0f 84 b1 01 00 00 41 8b 44 24 28 49 8b 34 24 48 01 f8 <48> 8b 18 48 89 c1 49 33 9c 24 b8 00 00 00 48 89 f8 48 0f c9 48 31
RSP: 0018:ffffb0b38124fe00 EFLAGS: 00010286
RAX: ecb5708e87e95014 RBX: 0000000000000cc0 RCX: 0000000000000001
RDX: 0000000000050000 RSI: 000000000003a830 RDI: ecb5708e87e94ff4
RBP: ffffb0b38124fe48 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff9d110023bd00
R13: 0000000000000cc0 R14: ffff9d1079543880 R15: 0000000000000048
FS:  00007f81b88d2980(0000) GS:ffff9d113fa00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561122ef4028 CR3: 0000000087236006 CR4: 00000000000606f0
Call Trace:
 <TASK>
 ? die_addr+0x36/0x90
 ? exc_general_protection+0x17c/0x450
 ? asm_exc_general_protection+0x26/0x30
 ? kmem_cache_alloc+0xcb/0x300
 ? create_new_namespaces+0x2a/0x2e0
 create_new_namespaces+0x2a/0x2e0
 unshare_nsproxy_namespaces+0x59/0xb0
 ksys_unshare+0x18d/0x440
 __x64_sys_unshare+0x12/0x20
 do_syscall_64+0x83/0x170
 ? exc_page_fault+0x7f/0x180
 entry_SYSCALL_64_after_hwframe+0x78/0x80
RIP: 0033:0x7f81b912c90b
Code: 73 01 c3 48 8b 0d 0d 95 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d dd 94 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffe76cece38 EFLAGS: 00000a03 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 0000561122ef3230 RCX: 00007f81b912c90b
RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000020000
RBP: 00007ffe76cecf40 R08: 0000000000000006 R09: 0000000000000000
R10: 00007f81b919db80 R11: 0000000000000a03 R12: 0000561122ef3230
R13: 00007ffe76ced150 R14: 0000000000000012 R15: 0000000000100000
 </TASK>
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 ip_set nf_tables qrtr bnep sunrpc binfmt_misc snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi uvcvideo brcmsmac snd_hda_codec uvc videobuf2_vmalloc videobuf2_memops snd_hda_core videobuf2_v4l2 brcmutil snd_hwdep snd_seq snd_seq_device b43 snd_pcm videobuf2_common snd_timer snd cordic ideapad_laptop mac80211 videodev libarc4 mc cfg80211 iTCO_wdt intel_pmc_bxt iTCO_vendor_support intel_rapl_msr btusb ssb intel_rapl_common btrtl soundcore sparse_keymap x86_pkg_temp_thermal platform_profile intel_powerclamp coretemp mei_pxp at24 btintel i2c_i801 btbcm btmtk rtsx_usb_ms memstick bluetooth mei_hdcp rapl mei_me i2c_smbus intel_cstate pcspkr rfkill intel_uncore mei lpc_ich
 pktcdvd bcma joydev loop nfnetlink zram i915 rtsx_usb_sdmmc crct10dif_pclmul crc32_pclmul mmc_core crc32c_intel polyval_clmulni polyval_generic i2c_algo_bit drm_buddy ghash_clmulni_intel ttm sha512_ssse3 sha256_ssse3 drm_display_helper sha1_ssse3 rtsx_usb atl1c cec video wmi serio_raw ip6_tables ip_tables fuse