Backtrace

list_add corruption. prev->next should be next (ffff8dd2b8309758), but was ffff8dd536b03258. (prev=ffff8dd536b03258).
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kernel BUG at lib/list_debug.c:26!
invalid opcode: 0000 [#1] SMP NOPTI
CPU: 4 PID: 4112 Comm: Chrome_ChildIOT Tainted: G        W  OE     5.12.7-300.fc34.x86_64 #1
Hardware name: LENOVO 20UFCTO1WW/20UFCTO1WW, BIOS R1CET63W(1.32 ) 04/09/2021
RIP: 0010:__list_add_valid.cold+0x3d/0x3f
Code: f2 4c 89 c1 48 89 fe 48 c7 c7 d8 4e 41 b3 e8 fb 2b fe ff 0f 0b 48 89 d1 4c 89 c6 4c 89 ca 48 c7 c7 80 4e 41 b3 e8 e4 2b fe ff <0f> 0b 48 89 fe 48 c7 c7 10 4f 41 b3 e8 d3 2b fe ff 0f 0b 48 c7 c7
RSP: 0018:ffff997f8a047b88 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff8dd2b8309180 RCX: 0000000000000000
RDX: ffff8dd57f926720 RSI: ffff8dd57f9185c0 RDI: ffff8dd57f9185c0
RBP: ffff8dd536b02000 R08: 0000000000000000 R09: ffff997f8a0479c0
R10: ffff997f8a0479b8 R11: ffffffffb3b45f28 R12: ffff8dd536b02058
R13: ffff8dd536b03258 R14: ffff8dd2b8309758 R15: ffff8dd2b8309180
FS:  00007f0c19364640(0000) GS:ffff8dd57f900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00003ec5e13bf000 CR3: 00000001f7e6e000 CR4: 0000000000350ee0
Call Trace:
 tcp_update_skb_after_send+0x69/0xd0
 __tcp_transmit_skb+0x550/0xc00
 tcp_write_xmit+0x6ea/0x1470
 __tcp_push_pending_frames+0x32/0xf0
 tcp_sendmsg_locked+0xa6b/0xb70
 tcp_sendmsg+0x28/0x40
 sock_sendmsg+0x57/0x60
 __sys_sendto+0xf0/0x160
 ? handle_mm_fault+0xd5/0x2b0
 ? do_user_addr_fault+0x1ce/0x670
 __x64_sys_sendto+0x20/0x30
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f0c2b795d5c
Code: 89 4c 24 1c e8 c5 f8 ff ff 44 8b 54 24 1c 8b 3c 24 45 31 c9 89 c5 48 8b 54 24 10 48 8b 74 24 08 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 04 24 e8 11 f9 ff ff 48 8b 04
RSP: 002b:00007f0c19362ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00000000000013cc RCX: 00007f0c2b795d5c
RDX: 00000000000013cc RSI: 00003ec5e124b000 RDI: 000000000000001a
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 00003ec5e12eff00
R13: 00003ec5e09cd160 R14: 00000000000013cc R15: 00003ec5e12eff00
Modules linked in: uinput nls_utf8 isofs rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc nfsv3 nfs_acl rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace nfs_ssc fscache 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 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 vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) cmac bnep sunrpc vfat fat uvcvideo btusb btrtl videobuf2_vmalloc btbcm videobuf2_memops btintel videobuf2_v4l2 videobuf2_common bluetooth videodev snd_soc_dmic snd_acp3x_pdm_dma snd_acp3x_rn ecdh_generic mc ecc intel_rapl_msr snd_soc_core snd_compress
 snd_pcm_dmaengine ac97_bus snd_hda_codec_realtek intel_rapl_common amdgpu iwlmvm snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg edac_mce_amd snd_intel_sdw_acpi mac80211 kvm_amd snd_hda_codec snd_hda_core snd_hwdep libarc4 kvm snd_seq snd_seq_device iommu_v2 irqbypass rapl iwlwifi snd_pcm thinkpad_acpi gpu_sched i2c_algo_bit drm_ttm_helper platform_profile snd_timer ttm joydev ledtrig_audio pcspkr wmi_bmof drm_kms_helper k10temp snd cfg80211 i2c_piix4 snd_rn_pci_acp3x r8169 mmc_block cec ccp snd_pci_acp3x ipmi_devintf ipmi_msghandler soundcore rfkill ucsi_acpi typec_ucsi i2c_scmi typec acpi_cpufreq binfmt_misc drm zram ip_tables dm_crypt trusted rtsx_pci_sdmmc mmc_core nvme crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw sp5100_tco rtsx_pci nvme_core wmi video hid_multitouch fuse