Hello, I tried to enter the $Extend directory of my flash drive which led to the task trying to enter it being killed by the kernel and kernel reporting a ton of errors. The kernel version is 5.15.19 The partition was mounted as # mount -t ntfs3 -o noatime,showmeta,prealloc,noacsrules /dev/sdc1 /media/flash ntfs3: Max link count 4000 ntfs3: Read-only LZX/Xpress compression included BUG: kernel NULL pointer dereference, address: 0000000000000008 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP NOPTI CPU: 7 PID: 559766 Comm: mc Tainted: P O 5.15.19-az2 #1 Hardware name: System manufacturer System Product Name/TUF GAMING X570-PLUS (WI-FI), BIOS 4021 08/10/2021 RIP: 0010:d_flags_for_inode+0x60/0x80 Code: 0d 08 0f 45 c2 c3 31 c0 c3 b8 00 00 20 00 f6 c2 02 75 e3 48 8b 4f 20 48 83 39 00 74 24 83 ca 02 66 89 57 02 eb d0 48 8b 4f 20 <48> 83 79 08 00 75 09 83 ca 04 66 89 57 02 eb ab b8 00 00 60 00 eb RSP: 0018:ffffb40a01ffbb20 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 RDX: 0000000000000008 RSI: ffffa2561af0b5b0 RDI: ffffa256badac350 RBP: ffffb40a01ffbb60 R08: ffffb40a01ffbb98 R09: ffffb40a01ffba98 R10: ffffa256e6a00000 R11: 0000000000000006 R12: ffffa2561af0b500 R13: ffffa256badac350 R14: 0000000000000000 R15: ffffa2561af0b558 FS: 00007f1f5e8a0740(0000) GS:ffffa261eefc0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000008 CR3: 0000000405d92000 CR4: 0000000000350ee0 Call Trace: <TASK> ? d_splice_alias+0xcc/0x4c0 ? kmem_cache_free+0x96/0x240 ntfs_lookup+0x6d/0xb0 [ntfs3] __lookup_slow+0x70/0x110 walk_component+0x113/0x180 ? path_init+0x2bc/0x3e0 path_lookupat+0x69/0x1b0 filename_lookup+0xb7/0x1a0 ? strncpy_from_user+0x53/0x140 ? getname_flags.part.0+0x47/0x1b0 user_path_at_empty+0x3a/0x60 vfs_statx+0x66/0x100 __do_sys_newfstatat+0x27/0x50 ? __do_sys_newfstatat+0x3a/0x50 __x64_sys_newfstatat+0x17/0x20 do_syscall_64+0x5c/0x80 ? exit_to_user_mode_prepare+0x150/0x1d0 ? syscall_exit_to_user_mode+0x17/0x40 ? do_syscall_64+0x69/0x80 ? sysvec_reschedule_ipi+0x6c/0x80 ? asm_sysvec_reschedule_ipi+0xa/0x20 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f1f5eaf9cde Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 48 8b 15 11 RSP: 002b:00007ffe753a3508 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 0000556b29e173a0 RCX: 00007f1f5eaf9cde RDX: 00007ffe753a3590 RSI: 0000556b29dd6270 RDI: 00000000ffffff9c RBP: 0000556b29df3e70 R08: 0000556b292f5ac0 R09: 0000000000000032 R10: 0000000000000100 R11: 0000000000000246 R12: 00007ffe753a3590 R13: 00007ffe753a358c R14: 00007ffe753a3588 R15: 0000000000000000 </TASK> Modules linked in: ntfs3 usb_storage xfs rfcomm snd_hrtimer tun nf_log_syslog nft_limit nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 vboxnetadp(O) vboxnetflt(O) nfnetlink_log nft_log nft_counter vboxdrv(O) cmac algif_hash algif_skcipher af_alg bnep nf_tables libcrc32c nfnetlink nct6775 hwmon_vid input_leds hid_generic usbhid hid btusb btbcm btintel bluetooth ecdh_generic ecc rfkill nvidia_drm(PO) nvidia_modeset(PO) nvidia(PO) snd_hda_codec_realtek snd_hda_codec_generic kvm_amd ledtrig_audio wmi_bmof led_class snd_hda_codec_hdmi kvm irqbypass snd_hda_intel crct10dif_pclmul crc32_pclmul snd_intel_dspcfg crc32c_intel aesni_intel snd_hda_codec crypto_simd snd_hwdep snd_hda_core snd_seq cryptd snd_seq_device r8169 efi_pstore pcspkr snd_pcm realtek ccp sr_mod mdio_devres snd_timer sha256_generic tpm_crb libphy libsha256 xhci_pci cdrom 8250 tpm_tis snd sha1_generic xhci_hcd i2c_nvidia_gpu i2c_piix4 k10temp wmi 8250_base tpm_tis_core serial_core tpm rng_core evdev msr fuse ip_tables x_tables ipv6 CR2: 0000000000000008 ---[ end trace a02c464e86038187 ]--- RIP: 0010:d_flags_for_inode+0x60/0x80 Code: 0d 08 0f 45 c2 c3 31 c0 c3 b8 00 00 20 00 f6 c2 02 75 e3 48 8b 4f 20 48 83 39 00 74 24 83 ca 02 66 89 57 02 eb d0 48 8b 4f 20 <48> 83 79 08 00 75 09 83 ca 04 66 89 57 02 eb ab b8 00 00 60 00 eb RSP: 0018:ffffb40a01ffbb20 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 RDX: 0000000000000008 RSI: ffffa2561af0b5b0 RDI: ffffa256badac350 RBP: ffffb40a01ffbb60 R08: ffffb40a01ffbb98 R09: ffffb40a01ffba98 R10: ffffa256e6a00000 R11: 0000000000000006 R12: ffffa2561af0b500 R13: ffffa256badac350 R14: 0000000000000000 R15: ffffa2561af0b558 FS: 00007f1f5e8a0740(0000) GS:ffffa261eefc0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000008 CR3: 0000000405d92000 CR4: 0000000000350ee0 note: mc[559766] exited with preempt_count 2 Best regards, Artem
