Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 6578 Comm: syz.2.469 Not tainted 6.11.0-rc5-next-20240827-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:vma_iter_store_gfp mm/vma.h:147 [inline]
RIP: 0010:vms_abort_munmap_vmas mm/vma.h:240 [inline]
RIP: 0010:mmap_region+0xc12/0x27f0 mm/mmap.c:1590
Code: 0f b6 44 25 00 84 c0 0f 85 b7 19 00 00 41 8b 1e bf 01 00 00 00 89 de e8 3c a8 ad ff 83 fb 01 0f 85 88 01 00 00 e8 ee a3 ad ff <41> 80 3c 24 00 74 07 31 ff e8 40 7b 16 00 48 8b 1c 25 00 00 00 00
RSP: 0018:ffffc90016f17800 EFLAGS: 00010287
RAX: ffffffff81e66a72 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc900092fa000 RSI: 0000000000001aea RDI: 0000000000001aeb
RBP: ffffc90016f17c50 R08: ffffffff81e66a64 R09: 1ffffffff26f6f06
R10: dffffc0000000000 R11: fffffbfff26f6f07 R12: dffffc0000000000
R13: 1ffff92002de2f63 R14: ffffc90016f17b18 R15: ffffc90016f17ae0
FS:  00007f23063746c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3251fffc CR3: 000000007baca000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_mmap+0x8f0/0x1000 mm/mmap.c:496
 vm_mmap_pgoff+0x1dd/0x3d0 mm/util.c:588
 ksys_mmap_pgoff+0x4eb/0x720 mm/mmap.c:542
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2305579e79
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:00007f2306374038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f2305715f80 RCX: 00007f2305579e79
RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000020002000
RBP: 00007f23055e793e R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f2305715f80 R15: 00007ffe18d60c08
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:vma_iter_store_gfp mm/vma.h:147 [inline]
RIP: 0010:vms_abort_munmap_vmas mm/vma.h:240 [inline]
RIP: 0010:mmap_region+0xc12/0x27f0 mm/mmap.c:1590
Code: 0f b6 44 25 00 84 c0 0f 85 b7 19 00 00 41 8b 1e bf 01 00 00 00 89 de e8 3c a8 ad ff 83 fb 01 0f 85 88 01 00 00 e8 ee a3 ad ff <41> 80 3c 24 00 74 07 31 ff e8 40 7b 16 00 48 8b 1c 25 00 00 00 00
RSP: 0018:ffffc90016f17800 EFLAGS: 00010287
RAX: ffffffff81e66a72 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc900092fa000 RSI: 0000000000001aea RDI: 0000000000001aeb
RBP: ffffc90016f17c50 R08: ffffffff81e66a64 R09: 1ffffffff26f6f06
R10: dffffc0000000000 R11: fffffbfff26f6f07 R12: dffffc0000000000
R13: 1ffff92002de2f63 R14: ffffc90016f17b18 R15: ffffc90016f17ae0
FS:  00007f23063746c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3251fffc CR3: 000000007baca000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	0f b6 44 25 00       	movzbl 0x0(%rbp,%riz,1),%eax
   5:	84 c0                	test   %al,%al
   7:	0f 85 b7 19 00 00    	jne    0x19c4
   d:	41 8b 1e             	mov    (%r14),%ebx
  10:	bf 01 00 00 00       	mov    $0x1,%edi
  15:	89 de                	mov    %ebx,%esi
  17:	e8 3c a8 ad ff       	call   0xffada858
  1c:	83 fb 01             	cmp    $0x1,%ebx
  1f:	0f 85 88 01 00 00    	jne    0x1ad
  25:	e8 ee a3 ad ff       	call   0xffada418
* 2a:	41 80 3c 24 00       	cmpb   $0x0,(%r12) <-- trapping instruction
  2f:	74 07                	je     0x38
  31:	31 ff                	xor    %edi,%edi
  33:	e8 40 7b 16 00       	call   0x167b78
  38:	48 8b 1c 25 00 00 00 	mov    0x0,%rbx
  3f:	00