[   47.949161][ T4985] general protection fault, probably for non-canonical address 0xdffffc0000000015: 0000 [#1] PREEMPT SMP KASAN
[   47.960980][ T4985] KASAN: null-ptr-deref in range [0x00000000000000a8-0x00000000000000af]
[   47.969372][ T4985] CPU: 0 PID: 4985 Comm: sed Not tainted 6.3.0-rc3-next-20230323-syzkaller #0
[   47.978231][ T4985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[   47.988274][ T4985] RIP: 0010:vma_merge+0x234/0x1fd0
[   47.993412][ T4985] Code: 08 00 0f 84 b0 03 00 00 e8 e9 54 bf ff 48 8b 44 24 08 48 8d b8 a8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 4d 18 00 00 48 8b 44 24 08 48 8b b0 a8 00 00 00
[   48.013107][ T4985] RSP: 0018:ffffc90003adfac8 EFLAGS: 00010203
[   48.019160][ T4985] RAX: dffffc0000000000 RBX: ffff88801c986c00 RCX: 0000000000000000
[   48.027118][ T4985] RDX: 0000000000000015 RSI: ffffffff81c37957 RDI: 00000000000000ae
[   48.035259][ T4985] RBP: ffff88801c986d00 R08: 0000000000000001 R09: 0000000000000000
[   48.043215][ T4985] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[   48.051352][ T4985] R13: 0000000000000000 R14: 00007f64397ce000 R15: ffff88802af5af00
[   48.059324][ T4985] FS:  00007f6439474800(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   48.068330][ T4985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.074987][ T4985] CR2: 00007f6439697bf6 CR3: 00000000755f1000 CR4: 00000000003506f0
[   48.082943][ T4985] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   48.090986][ T4985] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   48.099393][ T4985] Call Trace:
[   48.102679][ T4985]  <TASK>
[   48.105614][ T4985]  ? asm_sysvec_call_function_single+0x1a/0x20
[   48.111768][ T4985]  ? vma_shrink+0x5c0/0x5c0
[   48.116274][ T4985]  ? lockdep_hardirqs_on+0x7d/0x100
[   48.121469][ T4985]  ? asm_sysvec_call_function_single+0x1a/0x20
[   48.127706][ T4985]  mprotect_fixup+0x353/0xbd0
[   48.132377][ T4985]  ? change_protection+0x3d60/0x3d60
[   48.137651][ T4985]  do_mprotect_pkey+0x878/0xd20
[   48.142491][ T4985]  ? mprotect_fixup+0xbd0/0xbd0
[   48.147331][ T4985]  ? find_held_lock+0x2d/0x110
[   48.152083][ T4985]  ? __up_read+0x1fe/0x750
[   48.156483][ T4985]  ? handle_mm_fault+0x39d/0x9c0
[   48.161417][ T4985]  __x64_sys_mprotect+0x78/0xb0
[   48.166265][ T4985]  do_syscall_64+0x39/0xb0
[   48.170670][ T4985]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   48.176554][ T4985] RIP: 0033:0x7f64397bf297
[   48.180953][ T4985] Code: 44 00 00 b8 0b 00 00 00 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 8d 0d 21 1f 01 00 f7 d8 89 01 48 83 c8 ff c3 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 01 1f 01 00 f7 d8 89 01 48 83
[   48.200551][ T4985] RSP: 002b:00007ffc379eff98 EFLAGS: 00000206 ORIG_RAX: 000000000000000a
[   48.208948][ T4985] RAX: ffffffffffffffda RBX: 00007f64397d0a08 RCX: 00007f64397bf297
[   48.216909][ T4985] RDX: 0000000000000001 RSI: 0000000000002000 RDI: 00007f64397ce000
[   48.224884][ T4985] RBP: 00007ffc379f00b0 R08: 0000000000000000 R09: 0000000000000000
[   48.232840][ T4985] R10: 00007f64397cff38 R11: 0000000000000206 R12: 00007f64397d0a08
[   48.240796][ T4985] R13: 00007f643979fb30 R14: 00007f64397cfdd0 R15: 00007f643979f430
[   48.248758][ T4985]  </TASK>
[   48.251761][ T4985] Modules linked in:
[   48.256415][ T4985] ---[ end trace 0000000000000000 ]---
[   48.261926][ T4985] RIP: 0010:vma_merge+0x234/0x1fd0
[   48.267045][ T4985] Code: 08 00 0f 84 b0 03 00 00 e8 e9 54 bf ff 48 8b 44 24 08 48 8d b8 a8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 4d 18 00 00 48 8b 44 24 08 48 8b b0 a8 00 00 00
[   48.286921][ T4985] RSP: 0018:ffffc90003adfac8 EFLAGS: 00010203
[   48.293017][ T4985] RAX: dffffc0000000000 RBX: ffff88801c986c00 RCX: 0000000000000000
[   48.301013][ T4985] RDX: 0000000000000015 RSI: ffffffff81c37957 RDI: 00000000000000ae
[   48.309002][ T4985] RBP: ffff88801c986d00 R08: 0000000000000001 R09: 0000000000000000
[   48.316995][ T4985] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[   48.325067][ T4985] R13: 0000000000000000 R14: 00007f64397ce000 R15: ffff88802af5af00
[   48.333059][ T4985] FS:  00007f6439474800(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   48.342004][ T4985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.348592][ T4985] CR2: 00007f6439697bf6 CR3: 00000000755f1000 CR4: 00000000003506f0
[   48.356579][ T4985] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   48.364594][ T4985] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   48.372787][ T4985] Kernel panic - not syncing: Fatal exception
[   48.379255][ T4985] Kernel Offset: disabled
[   48.383587][ T4985] Rebooting in 86400 seconds..