------------[ cut here ]------------
WARNING: CPU: 1 PID: 3834 at mm/maccess.c:226 copy_from_user_nofault+0x15c/0x1c0
Modules linked in:
CPU: 1 PID: 3834 Comm: syz.1.35 Not tainted 5.15.167-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 mm/maccess.c:226
Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 eb c6 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 d4 c6 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff
RSP: 0018:ffffc90000dd0a08 EFLAGS: 00010246
RAX: ffffffff81aa939c RBX: 0000000000000000 RCX: ffff88801ebd3b80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff81aa92ad R09: fffffbfff20e2419
R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000fff3
R13: 0000000000000008 R14: 000000000000fff3 R15: ffffc90000dd0a68
FS:  00007f370c7af6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000fff3 CR3: 0000000060ddc000 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_user kernel/trace/bpf_trace.c:166 [inline]
 bpf_probe_read_user+0x26/0x70 kernel/trace/bpf_trace.c:163
 bpf_prog_071a4ead9ff461a9+0x38/0x81c
 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline]
 bpf_trace_run3+0x1d1/0x380 kernel/trace/bpf_trace.c:1918
 __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+0x1ce/0x1f0 mm/slub.c:3516
 rcu_do_batch kernel/rcu/tree.c:2523 [inline]
 rcu_core+0xa15/0x1650 kernel/rcu/tree.c:2763
 handle_softirqs+0x3a7/0x930 kernel/softirq.c:558
 __do_softirq kernel/softirq.c:592 [inline]
 invoke_softirq kernel/softirq.c:432 [inline]
 __irq_exit_rcu+0x157/0x240 kernel/softirq.c:641
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:169 [inline]
RIP: 0010:unwind_next_frame+0x1fe/0x1fa0 arch/x86/kernel/unwind_orc.c:448
Code: 46 ff 39 e8 0f 86 a7 15 00 00 89 e8 48 8d 1c 85 d0 30 f5 8e 48 89 d8 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 3d 17 00 00 44 8b 23 <89> e8 ff c0 48 8d 1c 85 d0 30 f5 8e 48 89 d8 48 c1 e8 03 0f b6 04
RSP: 0018:ffffc900032075c8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffffff8ef85744 RCX: 000000000009607f
RDX: dffffc0000000000 RSI: ffffffff81c99d55 RDI: ffffffff8138890b
RBP: 000000000000c99d R08: 0000000000000001 R09: ffffc90003207770
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000028f7b
R13: ffffffff81c99d54 R14: 000000000009607f R15: ffffc90003207680
 arch_stack_walk+0x10d/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 ____kasan_kmalloc+0xba/0xf0 mm/kasan/common.c:513
 kasan_kmalloc include/linux/kasan.h:264 [inline]
 __kmalloc_node_track_caller+0x195/0x390 mm/slub.c:4963
 kmalloc_reserve net/core/skbuff.c:356 [inline]
 __alloc_skb+0x12c/0x590 net/core/skbuff.c:427
 alloc_skb include/linux/skbuff.h:1167 [inline]
 nlmsg_new include/net/netlink.h:953 [inline]
 audit_buffer_alloc kernel/audit.c:1799 [inline]
 audit_log_start+0x170/0xa00 kernel/audit.c:1917
 audit_seccomp+0x5e/0x1f0 kernel/auditsc.c:2726
 seccomp_log kernel/seccomp.c:988 [inline]
 __seccomp_filter+0xb05/0x1d40 kernel/seccomp.c:1254
 syscall_trace_enter kernel/entry/common.c:68 [inline]
 __syscall_enter_from_user_work kernel/entry/common.c:96 [inline]
 syscall_enter_from_user_mode+0xf0/0x240 kernel/entry/common.c:114
 do_syscall_64+0x1e/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f370e336ff9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f370c7af0e8 EFLAGS: 00000246
 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f370e4eef88 RCX: 00007f370e336ff9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f370e4eef8c
RBP: 00007f370e4eef80 R08: 0000000000000010 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f370e4eef8c
R13: 0000000000000000 R14: 00007ffdf1bd5f90 R15: 00007ffdf1bd6078
 </TASK>
----------------
Code disassembly (best guess):
   0:	46 ff                	rex.RX (bad)
   2:	39 e8                	cmp    %ebp,%eax
   4:	0f 86 a7 15 00 00    	jbe    0x15b1
   a:	89 e8                	mov    %ebp,%eax
   c:	48 8d 1c 85 d0 30 f5 	lea    -0x710acf30(,%rax,4),%rbx
  13:	8e
  14:	48 89 d8             	mov    %rbx,%rax
  17:	48 c1 e8 03          	shr    $0x3,%rax
  1b:	0f b6 04 10          	movzbl (%rax,%rdx,1),%eax
  1f:	84 c0                	test   %al,%al
  21:	0f 85 3d 17 00 00    	jne    0x1764
  27:	44 8b 23             	mov    (%rbx),%r12d
* 2a:	89 e8                	mov    %ebp,%eax <-- trapping instruction
  2c:	ff c0                	inc    %eax
  2e:	48 8d 1c 85 d0 30 f5 	lea    -0x710acf30(,%rax,4),%rbx
  35:	8e
  36:	48 89 d8             	mov    %rbx,%rax
  39:	48 c1 e8 03          	shr    $0x3,%rax
  3d:	0f                   	.byte 0xf
  3e:	b6 04                	mov    $0x4,%dh