Backtrace

kernel BUG at mm/slub.c:321!
invalid opcode: 0000 [#1] SMP NOPTI
CPU: 6 PID: 2247 Comm: (sd-pam) Tainted: G           OE     5.14.11-200.fc34.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. X399 DESIGNARE EX/X399 DESIGNARE EX-CF, BIOS F12 12/11/2019
RIP: 0010:__slab_free+0x245/0x4a0
Code: 0f b6 5c 24 1b 44 8b 44 24 1c 48 89 44 24 08 48 8b 54 24 20 4c 8b 4c 24 28 e9 8a fe ff ff 41 f7 45 08 00 0d 21 00 75 98 eb 8d <0f> 0b 49 3b 54 24 28 0f 85 53 ff ff ff 49 8b 44 24 08 49 89 5c 24
RSP: 0018:ffffa95346cb3d10 EFLAGS: 00010046
RAX: ffff9064d75b90e0 RBX: ffff9064d75b9080 RCX: ffff9064d75b9080
RDX: 00000000802a0008 RSI: ffffd615525d6e00 RDI: ffff906140042800
RBP: ffffa95346cb3dc0 R08: 0000000000000001 R09: ffffffff8310b6a5
R10: 0000000000000000 R11: 0000000000000006 R12: ffffd615525d6e00
R13: ffff906140042800 R14: ffff9064d75b9080 R15: ffff9064d75b9080
FS:  00007f7924034340(0000) GS:ffff9068aee00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000e4cb44 CR3: 000000049b2d8000 CR4: 00000000003506e0
Call Trace:
 ? __switch_to_asm+0x42/0x70
 ? finish_task_switch.isra.0+0xb1/0x2d0
 ? __schedule+0x31e/0x1500
 ? put_ucounts+0x65/0x70
 kfree+0x369/0x3c0
 put_ucounts+0x65/0x70
 __sigqueue_free.part.0+0x3e/0x60
 dequeue_signal+0x106/0x1c0
 do_sigtimedwait+0x1b0/0x1d0
 __x64_sys_rt_sigtimedwait+0x76/0xf0
 ? do_user_addr_fault+0x1d5/0x680
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f7924b11062
Code: 48 89 54 24 08 48 89 3c 24 e8 ba 7c 04 00 48 8b 54 24 08 48 8b 3c 24 48 89 de 41 89 c0 41 ba 08 00 00 00 b8 80 00 00 00 0f 05 <48> 85 db 0f 95 c2 48 3d 00 f0 ff ff 77 40 83 f8 ff 44 89 c7 41 89
RSP: 002b:00007ffe5fe991d0 EFLAGS: 00000293 ORIG_RAX: 0000000000000080
RAX: ffffffffffffffda RBX: 00007ffe5fe99200 RCX: 00007f7924b11062
RDX: 0000000000000000 RSI: 00007ffe5fe99200 RDI: 00007ffe5fe99390
RBP: 00007ffe5fe99200 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000293 R12: 00007ffe5fe992e8
R13: 00007ffe5fe99390 R14: 0000000000000000 R15: 0000000000008000
Modules linked in: rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat intel_rapl_msr snd_hda_codec_realtek snd_hda_codec_generic intel_rapl_common ledtrig_audio snd_hda_codec_hdmi iwlmvm edac_mce_amd snd_hda_intel snd_intel_dspcfg kvm_amd mac80211 snd_intel_sdw_acpi snd_usb_audio snd_hda_codec libarc4 kvm snd_ctxfi snd_hda_core snd_usbmidi_lib snd_rawmidi snd_hwdep btusb btrtl btbcm btintel snd_seq bluetooth iwlwifi irqbypass snd_seq_device uvcvideo snd_pcm joydev rapl
 videobuf2_vmalloc cfg80211 videobuf2_memops snd_timer videobuf2_v4l2 videobuf2_common wmi_bmof ecdh_generic gigabyte_wmi pcspkr mxm_wmi k10temp i2c_piix4 snd rfkill soundcore gpio_amdpt gpio_generic acpi_cpufreq v4l2loopback(OE) videodev binfmt_misc mc zram ip_tables amdgpu drm_ttm_helper ttm iommu_v2 gpu_sched drm_kms_helper cec crct10dif_pclmul igb crc32_pclmul crc32c_intel drm nvme uas ghash_clmulni_intel nvme_core ccp sp5100_tco dca usb_storage i2c_algo_bit wmi fuse [last unloaded: vboxdrv]