Backtrace

list_del corruption. next->prev should be ffffce7511d01f48, but was ffffce7511d01748
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kernel BUG at lib/list_debug.c:54!
invalid opcode: 0000 [#1] SMP PTI
CPU: 0 PID: 2858 Comm: Chrome_ChildIOT Tainted: G        W         5.8.18-100.fc31.x86_64 #1
Hardware name: Acer Aspire A515-51/Charmander_KL, BIOS V1.02 04/14/2017
RIP: 0010:__list_del_entry_valid.cold+0x1d/0x55
Code: c7 c7 08 5b 42 b6 e8 f5 7f b5 ff 0f 0b 48 89 fe 48 c7 c7 98 5b 42 b6 e8 e4 7f b5 ff 0f 0b 48 c7 c7 48 5c 42 b6 e8 d6 7f b5 ff <0f> 0b 48 89 f2 48 89 fe 48 c7 c7 08 5c 42 b6 e8 c2 7f b5 ff 0f 0b
RSP: 0018:ffff9fae42a2fa70 EFLAGS: 00010092
RAX: 0000000000000054 RBX: ffffce7511d01f48 RCX: 0000000000000000
RDX: ffff90049ac27060 RSI: ffff90049ac18d00 RDI: ffff90049ac18d00
RBP: 0000000000100cca R08: ffff90049ac18d00 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000004cc0
R13: ffff9fae42a2fbb0 R14: ffffce7511d01f40 R15: ffff9004aefd5d00
FS:  00007fd7def5c700(0000) GS:ffff90049ac00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563c8e581008 CR3: 00000004d0dc6006 CR4: 00000000003606f0
Call Trace:
 get_page_from_freelist+0x279/0x1d00
 ? __ip_finish_output+0x116/0x1f0
 __alloc_pages_nodemask+0x15c/0x300
 alloc_pages_vma+0x79/0x220
 shmem_alloc_page+0x37/0x70
 shmem_alloc_and_acct_page+0x7c/0x1c0
 shmem_getpage_gfp+0x13f/0x980
 shmem_fallocate+0x29a/0x460
 vfs_fallocate+0x146/0x280
 ksys_fallocate+0x3a/0x70
 __x64_sys_fallocate+0x1a/0x20
 do_syscall_64+0x4d/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fd7eff5038f
Code: 89 7c 24 08 48 89 4c 24 18 e8 ad fa f8 ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 7c 24 08 b8 1d 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2b 44 89 c7 89 44 24 08 e8 dd fa f8 ff 8b 44
RSP: 002b:00007fd7def59230 EFLAGS: 00000293 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00007fd7def59660 RCX: 00007fd7eff5038f
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000075
RBP: 00007fd7def59330 R08: 0000000000000000 R09: 0000000000000040
R10: 0000000000200000 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000200000 R14: 0000000000000000 R15: 00007fd7def598f8
Modules linked in: rfcomm ccm xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute tun ip6table_nat bridge ip6table_mangle ip6table_raw stp llc ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat snd_soc_skl snd_hda_codec_hdmi intel_rapl_msr snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core intel_rapl_common iTCO_wdt snd_compress ac97_bus snd_hda_codec_realtek snd_hda_codec_generic intel_pmc_bxt ledtrig_audio snd_pcm_dmaengine mei_hdcp x86_pkg_temp_thermal iTCO_vendor_support iwlmvm intel_powerclamp coretemp kvm_intel mac80211 kvm snd_hda_intel libarc4 snd_intel_dspcfg iwlwifi snd_hda_codec
 btusb btrtl btbcm btintel bluetooth snd_hda_core snd_hwdep irqbypass snd_seq snd_seq_device rapl snd_pcm intel_cstate uvcvideo intel_uncore snd_timer videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cfg80211 videobuf2_common videodev mc snd intel_wmi_thunderbolt pcspkr acer_wmi sparse_keymap mei_me wmi_bmof i2c_i801 ecdh_generic i2c_smbus soundcore ecc rfkill joydev mei intel_xhci_usb_role_switch roles idma64 acpi_pad ip_tables i915 rtsx_pci_sdmmc mmc_core hid_multitouch i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec nvme ghash_clmulni_intel drm nvme_core serio_raw rtsx_pci r8169 i2c_hid wmi video pinctrl_sunrisepoint pinctrl_intel fuse