BUG: unable to handle page fault for address: ffffed1800000016
#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: 0 PID: 468 Comm: syz-executor.0 Not tainted 5.15.77-syzkaller-04939-g7048384c9872 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__rb_insert lib/rbtree.c:115 [inline]
RIP: 0010:__rb_insert_augmented+0x9b/0x670 lib/rbtree.c:459
Code: e8 2a ca 2c ff 4d 8b 27 41 f6 c4 01 0f 85 b5 05 00 00 48 89 5d a8 4c 89 75 b8 4c 89 7d d0 4d 8d 7c 24 08 4d 89 fe 49 c1 ee 03 <43> 80 3c 2e 00 74 08 4c 89 ff e8 f6 c9 2c ff 49 8b 1f 48 3b 5d d0
RSP: 0018:ffffc9000040f8a0 EFLAGS: 00010a02
RAX: 1ffff1102479357d RBX: 1ffff110247b0558 RCX: dffffc0000000000
RDX: ffffffff81a6fab0 RSI: ffff88810960e6a0 RDI: ffff88810d7d4ac0
RBP: ffffc9000040f908 R08: dffffc0000000000 R09: ffff88810d7d4ac8
R10: ffffed1021afa95b R11: 1ffff11021afa959 R12: ffff88c0000000a8
R13: dffffc0000000000 R14: 1ffff11800000016 R15: ffff88c0000000b0
FS:  0000555557168400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1800000016 CR3: 0000000123c9e000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_insert_augmented include/linux/rbtree_augmented.h:50 [inline]
 vma_interval_tree_insert_after+0x2cd/0x2e0 mm/interval_tree.c:57
 dup_mmap+0x8bd/0xea0 kernel/fork.c:621
 dup_mm+0x91/0x330 kernel/fork.c:1502
 copy_mm+0x108/0x1b0 kernel/fork.c:1554
 copy_process+0x1295/0x3250 kernel/fork.c:2245
 kernel_clone+0x22d/0x990 kernel/fork.c:2646
 __do_sys_clone kernel/fork.c:2772 [inline]
 __se_sys_clone kernel/fork.c:2756 [inline]
 __x64_sys_clone+0x289/0x310 kernel/fork.c:2756
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fd4493092ab
Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
RSP: 002b:00007ffc32668460 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4493092ab
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555557168400
R10: 00005555571686d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffc32668540
 </TASK>
Modules linked in:
CR2: ffffed1800000016
---[ end trace 8a60a4843af0ea67 ]---
RIP: 0010:__rb_insert lib/rbtree.c:115 [inline]
RIP: 0010:__rb_insert_augmented+0x9b/0x670 lib/rbtree.c:459
Code: e8 2a ca 2c ff 4d 8b 27 41 f6 c4 01 0f 85 b5 05 00 00 48 89 5d a8 4c 89 75 b8 4c 89 7d d0 4d 8d 7c 24 08 4d 89 fe 49 c1 ee 03 <43> 80 3c 2e 00 74 08 4c 89 ff e8 f6 c9 2c ff 49 8b 1f 48 3b 5d d0
RSP: 0018:ffffc9000040f8a0 EFLAGS: 00010a02
RAX: 1ffff1102479357d RBX: 1ffff110247b0558 RCX: dffffc0000000000
RDX: ffffffff81a6fab0 RSI: ffff88810960e6a0 RDI: ffff88810d7d4ac0
RBP: ffffc9000040f908 R08: dffffc0000000000 R09: ffff88810d7d4ac8
R10: ffffed1021afa95b R11: 1ffff11021afa959 R12: ffff88c0000000a8
R13: dffffc0000000000 R14: 1ffff11800000016 R15: ffff88c0000000b0
FS:  0000555557168400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1800000016 CR3: 0000000123c9e000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	e8 2a ca 2c ff       	callq  0xff2cca2f
   5:	4d 8b 27             	mov    (%r15),%r12
   8:	41 f6 c4 01          	test   $0x1,%r12b
   c:	0f 85 b5 05 00 00    	jne    0x5c7
  12:	48 89 5d a8          	mov    %rbx,-0x58(%rbp)
  16:	4c 89 75 b8          	mov    %r14,-0x48(%rbp)
  1a:	4c 89 7d d0          	mov    %r15,-0x30(%rbp)
  1e:	4d 8d 7c 24 08       	lea    0x8(%r12),%r15
  23:	4d 89 fe             	mov    %r15,%r14
  26:	49 c1 ee 03          	shr    $0x3,%r14
* 2a:	43 80 3c 2e 00       	cmpb   $0x0,(%r14,%r13,1) <-- trapping instruction
  2f:	74 08                	je     0x39
  31:	4c 89 ff             	mov    %r15,%rdi
  34:	e8 f6 c9 2c ff       	callq  0xff2cca2f
  39:	49 8b 1f             	mov    (%r15),%rbx
  3c:	48 3b 5d d0          	cmp    -0x30(%rbp),%rbx