Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000010
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: Oops: 0000 [#2] SMP PTI
CPU: 6 UID: 1000 PID: 11889 Comm: cat Tainted: G      D    OE       6.16.10-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [D]=DIE, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
RIP: 0010:scull_read+0x12/0x110 [scull_module_v1]
Code: 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 48 8b 01 49 89 f0 48 89 ce <48> 8b 0c 25 10 00 00 00 48 39 c8 0f 83 c9 00 00 00 41 57 49 89 f7
RSP: 0018:ffffd04bcd713c18 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 00007fc847f9e000 RCX: ffffd04bcd713cc8
RDX: 0000000000040000 RSI: ffffd04bcd713cc8 RDI: ffff8b4f603bf9c0
RBP: ffffd04bcd713cc8 R08: 00007fc847f9e000 R09: ffff8b4f603bf9c0
R10: 0000000000000000 R11: ffff8b5022dfccf8 R12: ffff8b4f27708000
R13: ffff8b4f603bf9c0 R14: 0000000000000001 R15: 0000000000000000
FS:  00007fc847fdf740(0000) GS:ffff8b518e75d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000010 CR3: 0000000055e56006 CR4: 00000000000706f0
Call Trace:
 <TASK>
 vfs_read+0xbf/0x390
 ? __alloc_frozen_pages_noprof+0x18b/0x350
 ksys_read+0x73/0xf0
 do_syscall_64+0x7e/0x250
 ? charge_memcg+0x48/0x80
 ? blk_cgroup_congested+0x65/0x70
 ? __lruvec_stat_mod_folio+0x85/0xd0
 ? __folio_mod_stat+0x2d/0x90
 ? set_ptes.isra.0+0x36/0x80
 ? _raw_spin_unlock+0xe/0x30
 ? do_anonymous_page+0x100/0x520
 ? __handle_mm_fault+0x3a7/0x700
 ? count_memcg_events+0x15d/0x230
 ? handle_mm_fault+0x248/0x360
 ? do_user_addr_fault+0x21a/0x690
 ? irqentry_exit_to_user_mode+0x2c/0x1c0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fc84805077e
Code: 4d 89 d8 e8 d4 bc 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
RSP: 002b:00007fffb9eda960 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000040000 RCX: 00007fc84805077e
RDX: 0000000000040000 RSI: 00007fc847f9e000 RDI: 0000000000000003
RBP: 00007fffb9eda970 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000055b99965ef14
R13: 00007fc847f9e000 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
Modules linked in: scull_module_v1(OE) overlay binfmt_misc uinput snd_seq_dummy snd_hrtimer rfkill nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet sunrpc nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables qrtr squashfs intel_rapl_msr intel_rapl_common intel_uncore_frequency_common intel_pmc_core pmt_telemetry pmt_class intel_pmc_ssram_telemetry intel_vsec rapl snd_intel8x0 snd_ac97_codec ac97_bus pktcdvd snd_seq snd_seq_device snd_pcm snd_timer e1000 snd i2c_piix4 i2c_smbus vboxguest soundcore joydev loop nfnetlink vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock zram vmw_vmci lz4hc_compress lz4_compress vmwgfx polyval_clmulni ghash_clmulni_intel drm_ttm_helper sha512_ssse3 sha1_ssse3 ttm video wmi serio_raw ata_generic pata_acpi i2c_dev fuse
CR2: 0000000000000010