overlayfs: upper fs does not support RENAME_WHITEOUT. overlayfs: upper fs does not support xattr, falling back to index=off and metacopy=off. ------------[ cut here ]------------ kernel BUG at mm/hugetlb.c:3807! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 7022 Comm: syz-executor107 Not tainted 5.6.0-next-20200411-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__unmap_hugepage_range+0xa39/0xbd0 mm/hugetlb.c:3807 Code: 00 48 c7 c7 20 66 35 88 e8 04 60 a1 ff e9 c9 fd ff ff e8 8a 7d c5 ff 0f 0b e9 b0 f7 ff ff e8 7e 7d c5 ff 0f 0b e8 77 7d c5 ff <0f> 0b e8 70 7d c5 ff 83 8c 24 c0 00 00 00 01 48 8d bc 24 a0 00 00 RSP: 0018:ffffc900015779b0 EFLAGS: 00010293 RAX: ffff8880a84ea0c0 RBX: ffffffff8c67d298 RCX: ffffffff81adb024 RDX: 0000000000000000 RSI: ffffffff81adb829 RDI: 0000000000000007 RBP: 0000000020000000 R08: ffff8880a84ea0c0 R09: ffffed1012af0077 R10: ffff8880957803b7 R11: ffffed1012af0076 R12: 00000000084400f8 R13: 0000000000003000 R14: 0000000000000000 R15: 0000000000400000 FS: 00000000022a5880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000140 CR3: 0000000093944000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __unmap_hugepage_range_final+0x30/0x70 mm/hugetlb.c:3898 unmap_single_vma+0x238/0x300 mm/memory.c:1308 unmap_vmas+0x16f/0x2f0 mm/memory.c:1344 exit_mmap+0x2aa/0x510 mm/mmap.c:3163 __mmput kernel/fork.c:1085 [inline] mmput+0x168/0x4b0 kernel/fork.c:1106 exit_mm kernel/exit.c:479 [inline] do_exit+0xa72/0x2e10 kernel/exit.c:782 do_group_exit+0x125/0x340 kernel/exit.c:893 __do_sys_exit_group kernel/exit.c:904 [inline] __se_sys_exit_group kernel/exit.c:902 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:902 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x43efe8 Code: Bad RIP value. RSP: 002b:00007ffe22859fc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043efe8 RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 RBP: 00000000004be7e8 R08: 00000000000000e7 R09: ffffffffffffffd0 R10: 0000040000000011 R11: 0000000000000246 R12: 0000000000000001 R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace 13f966168f99475f ]--- RIP: 0010:__unmap_hugepage_range+0xa39/0xbd0 mm/hugetlb.c:3807 Code: 00 48 c7 c7 20 66 35 88 e8 04 60 a1 ff e9 c9 fd ff ff e8 8a 7d c5 ff 0f 0b e9 b0 f7 ff ff e8 7e 7d c5 ff 0f 0b e8 77 7d c5 ff <0f> 0b e8 70 7d c5 ff 83 8c 24 c0 00 00 00 01 48 8d bc 24 a0 00 00 RSP: 0018:ffffc900015779b0 EFLAGS: 00010293 RAX: ffff8880a84ea0c0 RBX: ffffffff8c67d298 RCX: ffffffff81adb024 RDX: 0000000000000000 RSI: ffffffff81adb829 RDI: 0000000000000007 RBP: 0000000020000000 R08: ffff8880a84ea0c0 R09: ffffed1012af0077 R10: ffff8880957803b7 R11: ffffed1012af0076 R12: 00000000084400f8 R13: 0000000000003000 R14: 0000000000000000 R15: 0000000000400000 FS: 00000000022a5880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000043efbe CR3: 0000000093944000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400