Backtrace

kernel BUG at mm/slub.c:321!
invalid opcode: 0000 [#1] SMP PTI
CPU: 1 PID: 3233 Comm: vfio-startup.sh Tainted: G        W         5.14.10-300.fc35.x86_64 #1
Hardware name: Micro-Star International Co., Ltd. MS-7C13/H310M PRO-VH PLUS (MS-7C13), BIOS 1.70 07/06/2020
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:ffffa893801d7c40 EFLAGS: 00010246
RAX: ffff8d1082663000 RBX: ffff8d1082662000 RCX: ffff8d1082662000
RDX: 0000000080040003 RSI: fffff46a04099800 RDI: ffff8d1080042e00
RBP: ffffa893801d7cf0 R08: 0000000000000001 R09: ffffffffa7703c65
R10: ffff8d1082626500 R11: 0000000000000001 R12: fffff46a04099800
R13: ffff8d1080042e00 R14: ffff8d1082662000 R15: ffff8d1082662000
FS:  00007f55030d2740(0000) GS:ffff8d11e6c40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056024ed15abc CR3: 00000001ba040003 CR4: 00000000003706e0
Call Trace:
 ? report_bug+0x9a/0xc0
 ? exc_invalid_op+0x14/0x70
 ? asm_exc_invalid_op+0x12/0x20
 ? do_unregister_framebuffer+0xd5/0x110
 kfree+0x369/0x3c0
 do_unregister_framebuffer+0xd5/0x110
 unregister_framebuffer+0x1d/0x30
 efifb_remove+0x19/0x60
 platform_remove+0x1f/0x40
 __device_release_driver+0x17a/0x230
 device_driver_detach+0x3c/0xa0
 unbind_store+0x113/0x130
 kernfs_fop_write_iter+0x11c/0x1b0
 new_sync_write+0x108/0x180
 ? selinux_socket_bind+0x190/0x250
 vfs_write+0x1be/0x250
 ksys_write+0x4f/0xc0
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f55031d68b7
Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
RSP: 002b:00007fffe6c5e3a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f55031d68b7
RDX: 0000000000000012 RSI: 000056025060b5b0 RDI: 0000000000000001
RBP: 000056025060b5b0 R08: 0000000000000000 R09: 00007f550328b4e0
R10: 00007f550328b3e0 R11: 0000000000000246 R12: 0000000000000012
R13: 00007f55032d05a0 R14: 0000000000000012 R15: 00007f55032d07a0
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nft_compat nf_nat_tftp nf_conntrack_tftp nft_counter bridge stp llc uinput snd_seq_dummy snd_hrtimer 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr ns bnep sunrpc intel_rapl_msr intel_rapl_common mei_hdcp intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp coretemp ucsi_ccg vfat kvm_intel typec_ucsi fat ee1004 iTCO_wdt intel_pmc_bxt iTCO_vendor_support typec snd_hda_codec_realtek kvm snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi irqbypass btusb snd_hda_intel rapl intel_cstate btrtl snd_intel_dspcfg snd_intel_sdw_acpi btbcm intel_uncore i2c_i801 snd_hda_codec btintel pcspkr snd_hda_core i2c_smbus bluetooth mei_me snd_hwdep snd_seq mei snd_seq_device snd_pcm snd_timer joydev usblp
 ecdh_generic rfkill snd soundcore i2c_nvidia_gpu acpi_tad acpi_pad zram ip_tables uas usb_storage nouveau drm_ttm_helper ttm i2c_algo_bit mxm_wmi drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel r8169 wmi video fuse