Backtrace

watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [(ostnamed):147113]
Modules linked in: uinput tls vfat fat tun rfcomm snd_seq_dummy snd_hrtimer sunrpc qrtr ns nf_tables nfnetlink bnep binfmt_misc squashfs loop intel_rapl_msr intel_rapl_common ppdev x86_pkg_temp_thermal intel_powerclamp at24 iTCO_wdt coretemp intel_pmc_bxt mei_hdcp mei_wdt snd_ctl_led iTCO_vendor_support kvm_intel snd_hda_codec_idt iwldvm snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi kvm mac80211 snd_hda_intel snd_intel_dspcfg uvcvideo snd_intel_sdw_acpi snd_hda_codec videobuf2_vmalloc irqbypass rapl libarc4 videobuf2_memops btusb intel_cstate videobuf2_v4l2 videobuf2_common snd_hda_core btrtl iwlwifi btbcm snd_hwdep btintel intel_uncore videodev snd_seq snd_seq_device bluetooth hp_wmi snd_pcm pcspkr wmi_bmof i2c_i801 platform_profile mc i2c_smbus sparse_keymap cfg80211 ecdh_generic joydev parport_pc snd_timer lpc_ich rfkill parport snd mei_me tpm_infineon mei soundcore hp_accel wireless_hotkey lis3lv02d ip6_tables ip_tables ipmi_devintf ipmi_msghandler zram nouveau
 crct10dif_pclmul crc32_pclmul drm_ttm_helper ttm crc32c_intel i2c_algo_bit drm_kms_helper ghash_clmulni_intel cec sdhci_pci cqhci mxm_wmi serio_raw sdhci drm firewire_ohci mmc_core firewire_core uas e1000e usb_storage crc_itu_t video wmi fuse
CPU: 1 PID: 147113 Comm: (ostnamed) Tainted: G      D           5.14.10-300.fc35.x86_64 #1
Hardware name: Hewlett-Packard HP EliteBook 8570w/176B, BIOS 68IAV Ver. F.40 01/31/2013
RIP: 0010:native_queued_spin_lock_slowpath+0x5a/0x1d0
Code: 63 f0 0f ba 2a 08 0f 92 c1 8b 02 0f b6 c9 c1 e1 08 30 e4 09 c8 a9 00 01 ff ff 0f 85 11 01 00 00 85 c0 74 0e 8b 02 84 c0 74 08 <f3> 90 8b 02 84 c0 75 f8 b8 01 00 00 00 66 89 02 c3 8b 37 b9 00 02
RSP: 0018:ffffa21c085ffc10 EFLAGS: 00000202
RAX: 0000000000000101 RBX: ffff8d1a80d20660 RCX: 0000000000000000
RDX: ffff8d1a80227190 RSI: 0000000000000000 RDI: ffff8d1a80227190
RBP: ffff8d1a9a003520 R08: 0000000000000100 R09: ffff8d1aa8071a00
R10: ffffa21c085ffd58 R11: 0000000000000000 R12: ffff8d1a9a003520
R13: 0000000000000000 R14: ffff8d1a9a003528 R15: ffff8d1a9a003520
FS:  00007f1905694b40(0000) GS:ffff8d1bb5c40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f19064f9900 CR3: 000000010c128004 CR4: 00000000001706e0
Call Trace:
 _raw_spin_lock+0x1a/0x20
 kobject_add_internal+0x67/0x2c0
 kobject_add+0x6e/0x90
 ? __cond_resched+0x16/0x40
 device_add+0x11a/0x960
 ? dev_set_name+0x43/0x50
 netdev_register_kobject+0x8b/0x180
 register_netdevice+0x395/0x5b0
 register_netdev+0x1c/0x40
 loopback_net_init+0x48/0x90
 ? tls_init_net+0x30/0x60 [tls]
 ops_init+0x3a/0x100
 setup_net+0x108/0x280
 copy_net_ns+0x10e/0x260
 create_new_namespaces+0x113/0x2e0
 unshare_nsproxy_namespaces+0x55/0xa0
 ksys_unshare+0x16c/0x350
 __x64_sys_unshare+0xe/0x20
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f19061babeb
Code: 73 01 c3 48 8b 0d 35 42 0e 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 05 42 0e 00 f7 d8 64 89 01 48
RSP: 002b:00007ffc0a396378 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 000055d332d4f718 RCX: 00007f19061babeb
RDX: 0000000000000000 RSI: 00007ffc0a3962e0 RDI: 0000000040000000
RBP: 00007ffc0a3963b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f190667df12
R13: 00000000fffffff5 R14: 0000000040000000 R15: 00007ffc0a396920