------------[ cut here ]------------
WARNING: CPU: 1 PID: 16791 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 1 PID: 16791 Comm: modprobe Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 ed f7 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 70 f4 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000dd0918 EFLAGS: 00010246
RAX: ffffffff819ecfb0 RBX: 0000000000000008 RCX: ffff8880211b5940
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1004236b29
R10: ffffed1004236b29 R11: 1ffff11004236b28 R12: ffff8880211b70c8
R13: 00007ffffffff000 R14: ffffc90000dd0988 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000001f4a3000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
 ____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
 bpf_probe_read_compat+0xdd/0x170 kernel/trace/bpf_trace.c:277
 bpf_prog_dafeb42eb5660805+0x5e/0xbd8
 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
 __bpf_prog_run include/linux/filter.h:621 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run3+0x26e/0x320 kernel/trace/bpf_trace.c:1916
 __bpf_trace_kmem_cache_free+0x99/0xc0 include/trace/events/kmem.h:138
 trace_kmem_cache_free include/trace/events/kmem.h:138 [inline]
 kmem_cache_free+0x1e7/0x210 mm/slub.c:3516
 __kfree_skb net/core/skbuff.c:757 [inline]
 kfree_skb_reason net/core/skbuff.c:776 [inline]
 kfree_skb include/linux/skbuff.h:1118 [inline]
 skb_queue_purge+0x1c5/0x290 net/core/skbuff.c:3324
 netlink_sock_destruct+0x24/0x190 net/netlink/af_netlink.c:395
 __sk_destruct+0x50/0x820 net/core/sock.c:1956
 rcu_do_batch kernel/rcu/tree.c:2523 [inline]
 rcu_core+0x962/0x15d0 kernel/rcu/tree.c:2763
 handle_softirqs+0x328/0x820 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:vma_compute_gap mm/mmap.c:301 [inline]
RIP: 0010:vma_compute_subtree_gap mm/mmap.c:314 [inline]
RIP: 0010:browse_rb mm/mmap.c:356 [inline]
RIP: 0010:validate_mm+0x3af/0x950 mm/mmap.c:422
Code: 18 e8 65 ea c9 ff 4c 89 f0 48 2b 05 3b a3 6f 0a bb 00 00 00 00 48 0f 43 d8 4d 8d 74 24 f8 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 <74> 08 4c 89 f7 e8 77 4d 0e 00 4d 8b 36 4d 85 f6 4c 89 74 24 20 74
RSP: 0018:ffffc9000356fb10 EFLAGS: 00000246
RAX: 1ffff1100f8f9f2c RBX: 00007fff73da5000 RCX: ffff8880211b5940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00000000000fc000 R08: 0000000000000004 R09: 0000000000000003
R10: fffff520006adf50 R11: 1ffff920006adf50 R12: ffff88807c7cf968
R13: dffffc0000000000 R14: ffff88807c7cf960 R15: 0000000000000000
 mmap_region+0x10cf/0x15e0 mm/mmap.c:2935
 do_mmap+0x77a/0xdf0 mm/mmap.c:1582
 vm_mmap_pgoff+0x1b2/0x2b0 mm/util.c:551
 ksys_mmap_pgoff+0x140/0x780 mm/mmap.c:1631
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f5edbf1b242
Code: 08 00 04 00 00 eb e2 90 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 33 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5e 5b 5d c3 0f 1f 00 c7 05 46 40 01 00 16 00
RSP: 002b:00007fff73ca3058 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f5edbbf9000 RCX: 00007f5edbf1b242
RDX: 0000000000000003 RSI: 0000000000000088 RDI: 00007f5edbbf9000
RBP: 0000000000000032 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000000032 R11: 0000000000000206 R12: 00007fff73ca3118
R13: 00007f5edbbfa0c0 R14: 00007fff73ca3490 R15: 00007f5edbbf9000
 </TASK>
----------------
Code disassembly (best guess):
   0:	18 e8                	sbb    %ch,%al
   2:	65 ea                	gs (bad)
   4:	c9                   	leave
   5:	ff 4c 89 f0          	decl   -0x10(%rcx,%rcx,4)
   9:	48 2b 05 3b a3 6f 0a 	sub    0xa6fa33b(%rip),%rax        # 0xa6fa34b
  10:	bb 00 00 00 00       	mov    $0x0,%ebx
  15:	48 0f 43 d8          	cmovae %rax,%rbx
  19:	4d 8d 74 24 f8       	lea    -0x8(%r12),%r14
  1e:	4c 89 f0             	mov    %r14,%rax
  21:	48 c1 e8 03          	shr    $0x3,%rax
  25:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
* 2a:	74 08                	je     0x34 <-- trapping instruction
  2c:	4c 89 f7             	mov    %r14,%rdi
  2f:	e8 77 4d 0e 00       	call   0xe4dab
  34:	4d 8b 36             	mov    (%r14),%r14
  37:	4d 85 f6             	test   %r14,%r14
  3a:	4c 89 74 24 20       	mov    %r14,0x20(%rsp)
  3f:	74                   	.byte 0x74