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kernel BUG at mm/hugetlb.c:1164!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6529 Comm: syz.0.19 Not tainted 6.15.0-syzkaller-13526-g7a912d04415b #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:resv_map_release mm/hugetlb.c:1164 [inline]
RIP: 0010:resv_map_release+0x1e2/0x280 mm/hugetlb.c:1149
Code: 47 9f ff 48 85 db 75 1c e8 1b 4c 9f ff 48 8b 3c 24 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f e9 44 02 fb ff e8 ff 4b 9f ff 90 <0f> 0b 4c 89 f7 e8 d4 04 06 00 e9 38 ff ff ff 48 89 ef e8 d7 03 06
RSP: 0018:ffffc900035778f0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff821cca2b
RDX: ffff888027cd2440 RSI: ffffffff821cca51 RDI: 0000000000000007
RBP: ffff8880372b3860 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880372b3860
R13: ffff8880372b3860 R14: ffff8880372b3860 R15: ffff8880529a6a08
FS:  0000000000000000(0000) GS:ffff8880d6754000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbc932a4d58 CR3: 000000000e382000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kref_put include/linux/kref.h:65 [inline]
 hugetlb_vm_op_close+0x494/0x5a0 mm/hugetlb.c:5422
 vma_close mm/internal.h:190 [inline]
 remove_vma+0x85/0x160 mm/vma.c:455
 exit_mmap+0x511/0xb90 mm/mmap.c:1309
 __mmput+0x12a/0x410 kernel/fork.c:1121
 mmput+0x62/0x70 kernel/fork.c:1144
 exit_mm kernel/exit.c:581 [inline]
 do_exit+0x7bc/0x2bd0 kernel/exit.c:943
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1104
 get_signal+0x2673/0x26d0 kernel/signal.c:3034
 arch_do_signal_or_restart+0x8f/0x7d0 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop+0x84/0x110 kernel/entry/common.c:111
 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline]
 do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbc9238d169
Code: Unable to access opcode bytes at 0x7fbc9238d13f.
RSP: 002b:00007fbc932a40e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007fbc925a6088 RCX: 00007fbc9238d169
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fbc925a6088
RBP: 00007fbc925a6080 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc925a608c
R13: 0000000000000000 R14: 00007ffdc6a6a860 R15: 00007ffdc6a6a948
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:resv_map_release mm/hugetlb.c:1164 [inline]
RIP: 0010:resv_map_release+0x1e2/0x280 mm/hugetlb.c:1149
Code: 47 9f ff 48 85 db 75 1c e8 1b 4c 9f ff 48 8b 3c 24 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f e9 44 02 fb ff e8 ff 4b 9f ff 90 <0f> 0b 4c 89 f7 e8 d4 04 06 00 e9 38 ff ff ff 48 89 ef e8 d7 03 06
RSP: 0018:ffffc900035778f0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff821cca2b
RDX: ffff888027cd2440 RSI: ffffffff821cca51 RDI: 0000000000000007
RBP: ffff8880372b3860 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880372b3860
R13: ffff8880372b3860 R14: ffff8880372b3860 R15: ffff8880529a6a08
FS:  0000000000000000(0000) GS:ffff8880d6a54000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000400000a00000 CR3: 000000002b3cf000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400