------------[ cut here ]------------ kernel BUG at mm/hugetlb.c:1129! invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 PID: 19006 Comm: syz-executor.1 Not tainted 6.8.0-rc1-next-20240124-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:resv_map_release mm/hugetlb.c:1129 [inline] RIP: 0010:resv_map_release+0x1f3/0x290 mm/hugetlb.c:1114 Code: ab ff 48 85 db 75 1d e8 eb 37 ab ff 48 8b 7c 24 08 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 c3 07 fb ff e8 ce 37 ab ff 90 <0f> 0b 4c 89 ef e8 83 76 05 00 e9 3d ff ff ff 48 89 ef e8 86 75 05 RSP: 0018:ffffc90012187930 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81e0f3fb RDX: ffff88803cbb9dc0 RSI: ffffffff81e0f422 RDI: 0000000000000007 RBP: ffff88802c16b060 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000001 R11: ffffffff8ae000e6 R12: ffff88802c16b060 R13: ffff88802c16b060 R14: ffff888029c706c8 R15: dead000000000100 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2fa21000 CR3: 000000003222a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kref_put include/linux/kref.h:65 [inline] hugetlb_vm_op_close+0x4f5/0x5d0 mm/hugetlb.c:5165 remove_vma+0x8b/0x180 mm/mmap.c:141 exit_mmap+0x511/0xbe0 mm/mmap.c:3282 __mmput+0x12a/0x4d0 kernel/fork.c:1343 mmput+0x62/0x70 kernel/fork.c:1365 exit_mm kernel/exit.c:569 [inline] do_exit+0x999/0x2ac0 kernel/exit.c:858 do_group_exit+0xd3/0x2a0 kernel/exit.c:1020 get_signal+0x2390/0x2760 kernel/signal.c:2893 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:105 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:201 [inline] syscall_exit_to_user_mode+0x153/0x2b0 kernel/entry/common.c:212 do_syscall_64+0xe2/0x260 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7f865367cda9 Code: Unable to access opcode bytes at 0x7f865367cd7f. RSP: 002b:00007f8654416178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f86537abf88 RCX: 00007f865367cda9 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f86537abf8c RBP: 00007f86537abf80 R08: 0000000000000001 R09: 00007f86544166c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f86537abf8c R13: 000000000000000b R14: 00007ffc7194c2e0 R15: 00007ffc7194c3c8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:resv_map_release mm/hugetlb.c:1129 [inline] RIP: 0010:resv_map_release+0x1f3/0x290 mm/hugetlb.c:1114 Code: ab ff 48 85 db 75 1d e8 eb 37 ab ff 48 8b 7c 24 08 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 c3 07 fb ff e8 ce 37 ab ff 90 <0f> 0b 4c 89 ef e8 83 76 05 00 e9 3d ff ff ff 48 89 ef e8 86 75 05 RSP: 0018:ffffc90012187930 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81e0f3fb RDX: ffff88803cbb9dc0 RSI: ffffffff81e0f422 RDI: 0000000000000007 RBP: ffff88802c16b060 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000001 R11: ffffffff8ae000e6 R12: ffff88802c16b060 R13: ffff88802c16b060 R14: ffff888029c706c8 R15: dead000000000100 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f56cc63f000 CR3: 0000000080094000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400