Backtrace

BUG: unable to handle page fault for address: ffffffffa9ad5d1b
#PF: supervisor write access in kernel mode
#PF: error_code(0x0003) - permissions violation
PGD 3f3a15067 P4D 3f3a15067 PUD 3f3a16063 PMD 3f2a001e1 
Oops: 0003 [#2] SMP NOPTI
CPU: 5 PID: 24965 Comm: Chrome_ChildIOT Tainted: P      D    OE     5.11.15-300.fc34.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. GA-890FXA-UD5/GA-890FXA-UD5, BIOS FEc 09/20/2011
RIP: 0010:unix_destruct_scm+0xd/0xa0
Code: 48 8b 74 d0 10 e8 13 ff ff ff 83 eb 01 73 e6 5b 5d c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 48 89 fd 53 48 83 ec <20> 48 8b 7f 28 48 8b 45 38 48 c7 44 24 08 00 00 00 00 48 c7 44 24
RSP: 0018:ffffac8843557ba8 EFLAGS: 00010283
RAX: ffffffffa9ad5d90 RBX: ffff8caaa0727800 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000246 RDI: ffff8caaa0727800
RBP: ffff3932e3c7f3a8 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 000000007ffff000 R12: ffffac8843557cb0
R13: ffff8caa9e91c4d0 R14: 0000000000000170 R15: ffff8caaa0727800
FS:  00007f278a803640(0000) GS:ffff8cac3fd40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffa9ad5d1b CR3: 000000028621a000 CR4: 00000000000006e0
Call Trace:
 skb_release_head_state+0x32/0x80
 consume_skb+0x2a/0xa0
 unix_stream_read_generic+0x772/0x840
 unix_stream_recvmsg+0x43/0x50
 ? unix_copy_addr+0x30/0x30
 ____sys_recvmsg+0x87/0x170
 ? __check_object_size+0x46/0x150
 ? _copy_from_user+0x3c/0x80
 ? iovec_from_user.part.0+0x54/0x1a0
 ? __import_iovec+0x4a/0x170
 ___sys_recvmsg+0x79/0xe0
 ? ep_done_scan+0xc4/0xe0
 ? do_epoll_wait+0xe0/0x760
 __sys_recvmsg+0x46/0x80
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f27a27a365d
Code: 28 89 54 24 1c 48 89 74 24 10 89 7c 24 08 e8 9a ef ff ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 2f 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 33 44 89 c7 48 89 44 24 08 e8 ee ef ff ff 48
RSP: 002b:00007f278a802110 EFLAGS: 00000293 ORIG_RAX: 000000000000002f
RAX: ffffffffffffffda RBX: 0000000000000040 RCX: 00007f27a27a365d
RDX: 0000000000000040 RSI: 00007f278a802160 RDI: 0000000000000034
RBP: 00007f278a8023f0 R08: 0000000000000000 R09: 000019ec005bdc40
R10: 00007ffed65b3080 R11: 0000000000000293 R12: 00007f278a8021b0
R13: 00007f278a802160 R14: 00007f278a802470 R15: 0000000000000034
Modules linked in: nf_conntrack_netlink xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp xt_addrtype br_netfilter 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 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 overlay ip6table_filter ip6_tables iptable_filter it87 hwmon_vid nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) ppdev nvidia(POE) edac_mce_amd ccp snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi kvm snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core irqbypass snd_compress snd_pcm_dmaengine soundwire_cadence snd_hda_codec ath9k
 ath9k_common ath9k_hw snd_ctxfi snd_hda_core ac97_bus snd_hwdep mac80211 snd_seq snd_seq_device snd_pcm pcspkr wmi_bmof ath k10temp cfg80211 i2c_piix4 snd_timer drm_kms_helper snd soundcore cec rfkill libarc4 parport_pc parport acpi_cpufreq drm sunrpc binfmt_misc zram ip_tables serio_raw firewire_ohci ata_generic pata_acpi firewire_core r8169 pata_atiixp crc_itu_t sp5100_tco pata_jmicron wmi fuse
CR2: ffffffffa9ad5d1b