overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. ------------[ cut here ]------------ kernel BUG at fs/reiserfs/journal.c:3038! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 3 PID: 13871 Comm: syz-executor.2 Not tainted 6.3.0-syzkaller-12423-g865fdb08197e #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:do_journal_begin_r+0xded/0x10e0 fs/reiserfs/journal.c:3038 Code: 0f 8e a0 01 00 00 8b 5b 08 bf 01 00 00 00 89 de e8 b8 86 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 8a 8a 61 ff 0f 0b e8 83 8a 61 ff <0f> 0b e8 7c 8a 61 ff e8 67 3f 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc9000cd176f8 EFLAGS: 00010212 RAX: 00000000000107b4 RBX: 0000000000000100 RCX: ffffc900030f9000 RDX: 0000000000040000 RSI: ffffffff8221f43d RDI: 0000000000000006 RBP: 000000002f39ae2e R08: 0000000000000006 R09: 0000000000000100 R10: 000000002f39ae2e R11: 0000000000000000 R12: ffff888028fa4b80 R13: 000000002f39ae2e R14: ffffc9000cd59000 R15: ffff88801d234000 FS: 00007f093dde0700(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 0000000059436000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_begin+0x166/0x400 fs/reiserfs/journal.c:3253 reiserfs_create+0x318/0x730 fs/reiserfs/namei.c:659 vfs_create fs/namei.c:3194 [inline] vfs_create+0x1a9/0x3a0 fs/namei.c:3178 ovl_do_create fs/overlayfs/overlayfs.h:179 [inline] ovl_create_real+0x51f/0x660 fs/overlayfs/dir.c:188 ovl_check_rename_whiteout fs/overlayfs/super.c:1186 [inline] ovl_make_workdir fs/overlayfs/super.c:1321 [inline] ovl_get_workdir fs/overlayfs/super.c:1436 [inline] ovl_fill_super+0x2019/0x7270 fs/overlayfs/super.c:1992 mount_nodev+0x64/0x120 fs/super.c:1426 legacy_get_tree+0x109/0x220 fs/fs_context.c:610 vfs_get_tree+0x8d/0x350 fs/super.c:1510 do_new_mount fs/namespace.c:3039 [inline] path_mount+0x134b/0x1e40 fs/namespace.c:3369 do_mount fs/namespace.c:3382 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x283/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f093d08c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f093dde0168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f093d1abf80 RCX: 00007f093d08c169 RDX: 00000000200002c0 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f093d0e7ca1 R08: 0000000020000080 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffed209265f R14: 00007f093dde0300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:do_journal_begin_r+0xded/0x10e0 fs/reiserfs/journal.c:3038 Code: 0f 8e a0 01 00 00 8b 5b 08 bf 01 00 00 00 89 de e8 b8 86 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 8a 8a 61 ff 0f 0b e8 83 8a 61 ff <0f> 0b e8 7c 8a 61 ff e8 67 3f 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc9000cd176f8 EFLAGS: 00010212 RAX: 00000000000107b4 RBX: 0000000000000100 RCX: ffffc900030f9000 RDX: 0000000000040000 RSI: ffffffff8221f43d RDI: 0000000000000006 RBP: 000000002f39ae2e R08: 0000000000000006 R09: 0000000000000100 R10: 000000002f39ae2e R11: 0000000000000000 R12: ffff888028fa4b80 R13: 000000002f39ae2e R14: ffffc9000cd59000 R15: ffff88801d234000 FS: 00007f093dde0700(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 0000000059436000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400