Backtrace

WARNING: CPU: 0 PID: 0 at kernel/workqueue.c:1474 __queue_work+0x361/0x410
Modules linked in: cdc_acm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc squashfs loop brcmsmac brcmutil b43 intel_powerclamp uvcvideo cordic snd_hda_codec_hdmi mac80211 coretemp kvm_intel videobuf2_vmalloc snd_hda_codec_idt videobuf2_memops videobuf2_v4l2 kvm snd_hda_codec_generic cfg80211 videobuf2_common snd_hda_intel snd_intel_dspcfg videodev irqbypass snd_hda_codec ssb dell_laptop mc ledtrig_audio mmc_core snd_hda_core snd_hwdep intel_cstate snd_seq
 rfkill intel_uncore libarc4 at24 snd_seq_device dell_smm_hwmon iTCO_wdt intel_pmc_bxt dell_wmi sparse_keymap iTCO_vendor_support snd_pcm dell_smbios dcdbas joydev wmi_bmof pcspkr dell_wmi_descriptor bcma snd_timer mei_me snd mei i2c_i801 soundcore i2c_smbus intel_ips lpc_ich dell_smo8800 acpi_cpufreq ip_tables i915 i2c_algo_bit drm_kms_helper cec crc32c_intel drm serio_raw r8169 wmi video fuse
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.8.6-201.fc32.x86_64 #1
Hardware name: Dell Inc. Vostro 3500/0G2R51, BIOS A10 10/25/2010
RIP: 0010:__queue_work+0x361/0x410
Code: d7 f1 73 a9 00 01 ff 00 75 0f 65 48 8b 3c 25 c0 7b 01 00 f6 47 24 20 75 25 0f 0b 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 <0f> 0b e9 78 fe ff ff 41 83 cc 02 49 8d 57 60 e9 5d fe ff ff e8 d6
RSP: 0018:ffffb2d180003ea8 EFLAGS: 00010093
RAX: ffff9e52d9add798 RBX: 0000000000000039 RCX: 0000000000000000
RDX: ffff9e52d9add790 RSI: ffff9e53348004b8 RDI: ffff9e5335c29c40
RBP: ffff9e52d9add790 R08: ffff9e5335c29c40 R09: ffffffff8da56f78
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000002000 R14: ffff9e5334c14e00 R15: ffff9e5335c2f700
FS:  0000000000000000(0000) GS:ffff9e5335c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00003d05087a8004 CR3: 0000000091a0a000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 queue_work_on+0x36/0x40
 __usb_hcd_giveback_urb+0x9c/0x110
 usb_giveback_urb_bh+0xa0/0xf0
 tasklet_action_common.constprop.0+0x66/0x110
 __do_softirq+0xd9/0x2c4
 asm_call_on_stack+0x12/0x20
 </IRQ>
 do_softirq_own_stack+0x39/0x50
 irq_exit_rcu+0xc2/0x100
 common_interrupt+0x75/0x150
 asm_common_interrupt+0x1e/0x40
RIP: 0010:cpuidle_enter_state+0xb3/0x3f0
Code: 65 8b 3d d0 78 6b 73 e8 5b 9d 7b ff 49 89 c7 66 66 66 66 90 31 ff e8 2c b6 7b ff 80 7c 24 0f 00 0f 85 d4 01 00 00 fb 66 66 90 <66> 66 90 45 85 e4 0f 88 e0 01 00 00 49 63 d4 4c 2b 7c 24 10 48 8d
RSP: 0018:ffffffff8da03e58 EFLAGS: 00000246
RAX: ffff9e5335c2a2c0 RBX: ffff9e5335c35000 RCX: 000000000000001f
RDX: 0000000000000000 RSI: 00000000389caee0 RDI: 0000000000000000
RBP: ffffffff8db6fc20 R08: 0000111e437839fa R09: 0000000000000018
R10: 00000000000071ad R11: 0000000000000363 R12: 0000000000000003
R13: ffff9e5335c35000 R14: 0000000000000003 R15: 0000111e437839fa
 ? cpuidle_enter_state+0xa4/0x3f0
 cpuidle_enter+0x29/0x40
 do_idle+0x1d5/0x2a0
 cpu_startup_entry+0x19/0x20
 start_kernel+0x7f4/0x804
 ? apply_microcode_early.cold+0xa/0x2e
 secondary_startup_64+0xb6/0xc0