BUG: unable to handle page fault for address: ffffed1800000014
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 23fff2067 P4D 23fff2067 PUD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5785 Comm: syz.3.1712 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
RIP: 0010:__rb_insert lib/rbtree.c:115 [inline]
RIP: 0010:__rb_insert_augmented+0xa5/0x6f0 lib/rbtree.c:459
Code: b1 37 38 ff 4d 8b 37 41 f6 c6 01 0f 85 20 06 00 00 4c 89 65 c8 4d 8d 66 08 4d 89 e5 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df <41> 80 7c 05 00 00 74 08 4c 89 e7 e8 7b 37 38 ff 4d 8b 24 24 4d 39
RSP: 0018:ffffc90000daf8f8 EFLAGS: 00010a06
RAX: dffffc0000000000 RBX: 1ffff11023e14358 RCX: dffffc0000000000
RDX: ffffffff819ccc20 RSI: ffff88810990c390 RDI: ffff88814a5113d0
RBP: ffffc90000daf948 R08: ffff88814a5113e7 R09: ffff88814a5113d8
R10: dffffc0000000000 R11: ffffed10294a227d R12: ffff88c0000000a0
R13: 1ffff11800000014 R14: ffff88c000000098 R15: ffff88811f0a1ac0
FS:  00007f89e34096c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1800000014 CR3: 000000011db20000 CR4: 00000000003506a0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 rb_insert_augmented include/linux/rbtree_augmented.h:50 [inline]
 vma_interval_tree_insert_after+0x2a6/0x2c0 mm/interval_tree.c:57
 dup_mmap kernel/fork.c:635 [inline]
 dup_mm kernel/fork.c:1527 [inline]
 copy_mm+0xb34/0x13a0 kernel/fork.c:1579
 copy_process+0x1184/0x3280 kernel/fork.c:2353
 kernel_clone+0x233/0x960 kernel/fork.c:2742
 __do_sys_clone kernel/fork.c:2868 [inline]
 __se_sys_clone kernel/fork.c:2852 [inline]
 __x64_sys_clone+0x198/0x210 kernel/fork.c:2852
 x64_sys_call+0x41f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:57
 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: 0033:0x7f89e49afe99
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f89e3408fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f89e4c37fa0 RCX: 00007f89e49afe99
RDX: 0000000000000000 RSI: 0000000000000010 RDI: 0000000000000000
RBP: 00007f89e4a45eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f89e4c38038 R14: 00007f89e4c37fa0 R15: 00007ffc29432d68
 </TASK>
Modules linked in:
CR2: ffffed1800000014
---[ end trace 111c8544e106b2b4 ]---
RIP: 0010:__rb_insert lib/rbtree.c:115 [inline]
RIP: 0010:__rb_insert_augmented+0xa5/0x6f0 lib/rbtree.c:459
Code: b1 37 38 ff 4d 8b 37 41 f6 c6 01 0f 85 20 06 00 00 4c 89 65 c8 4d 8d 66 08 4d 89 e5 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df <41> 80 7c 05 00 00 74 08 4c 89 e7 e8 7b 37 38 ff 4d 8b 24 24 4d 39
RSP: 0018:ffffc90000daf8f8 EFLAGS: 00010a06
RAX: dffffc0000000000 RBX: 1ffff11023e14358 RCX: dffffc0000000000
RDX: ffffffff819ccc20 RSI: ffff88810990c390 RDI: ffff88814a5113d0
RBP: ffffc90000daf948 R08: ffff88814a5113e7 R09: ffff88814a5113d8
R10: dffffc0000000000 R11: ffffed10294a227d R12: ffff88c0000000a0
R13: 1ffff11800000014 R14: ffff88c000000098 R15: ffff88811f0a1ac0
FS:  00007f89e34096c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1800000014 CR3: 000000011db20000 CR4: 00000000003506a0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
----------------
Code disassembly (best guess):
   0:	b1 37                	mov    $0x37,%cl
   2:	38 ff                	cmp    %bh,%bh
   4:	4d 8b 37             	mov    (%r15),%r14
   7:	41 f6 c6 01          	test   $0x1,%r14b
   b:	0f 85 20 06 00 00    	jne    0x631
  11:	4c 89 65 c8          	mov    %r12,-0x38(%rbp)
  15:	4d 8d 66 08          	lea    0x8(%r14),%r12
  19:	4d 89 e5             	mov    %r12,%r13
  1c:	49 c1 ed 03          	shr    $0x3,%r13
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df
* 2a:	41 80 7c 05 00 00    	cmpb   $0x0,0x0(%r13,%rax,1) <-- trapping instruction
  30:	74 08                	je     0x3a
  32:	4c 89 e7             	mov    %r12,%rdi
  35:	e8 7b 37 38 ff       	call   0xff3837b5
  3a:	4d 8b 24 24          	mov    (%r12),%r12
  3e:	4d                   	rex.WRB
  3f:	39                   	.byte 0x39