syz.2.16[3331]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
loop2: detected capacity change from 0 to 32768
bcachefs (/dev/loop2): error reading default superblock: bad checksum
bcachefs (loop2): mounting version 1.7: (unknown version) opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names
------------[ cut here ]------------
kernel BUG at fs/bcachefs/extents.h:57!
invalid opcode: 0000 [#1] PREEMPT SMP PTI
CPU: 0 PID: 3331 Comm: syz.2.16 Not tainted 6.6.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:extent_entry_type fs/bcachefs/extents.h:57 [inline]
RIP: 0010:bch2_bkey_durability_safe fs/bcachefs/extents.c:700 [inline]
RIP: 0010:bch2_bkey_ptrs_to_text+0x81b/0x850 fs/bcachefs/extents.c:1002
Code: 65 48 8b 04 25 28 00 00 00 48 3b 84 24 90 00 00 00 75 3a 48 81 c4 98 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f
RSP: 0018:ffffc9000372f688 EFLAGS: 00010216
RAX: 0000000000000000 RBX: ffff888109ee6438 RCX: 0000000000000040
RDX: 0000000000000000 RSI: ffff88810d380000 RDI: ffffc9000372f7f8
RBP: ffff888109ee6438 R08: 00000000fffffffd R09: 00000000ffff0a00
R10: 0000001000000000 R11: 0000000400000001 R12: ffffc9000372f7f8
R13: 0000000000000033 R14: ffff888109ee63e8 R15: ffff888109ee6440
FS:  00007f931854f6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005583d3856580 CR3: 0000000101776000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_btree_ptr_v2_to_text+0xc5/0xf0 fs/bcachefs/extents.c:209
 journal_validate_key+0x3ec/0x540 fs/bcachefs/journal_io.c:315
 journal_entry_btree_root_validate+0x66/0x190 fs/bcachefs/journal_io.c:402
 bch2_sb_clean_validate_late fs/bcachefs/sb-clean.c:32 [inline]
 bch2_read_superblock_clean+0x93/0x130 fs/bcachefs/sb-clean.c:157
 bch2_fs_recovery+0x62/0x1310 fs/bcachefs/recovery.c:653
 bch2_fs_start+0x2d8/0x3e0 fs/bcachefs/super.c:961
 bch2_fs_open+0xe38/0x1470 fs/bcachefs/super.c:1948
 bch2_mount+0x273/0x5b0 fs/bcachefs/fs.c:1829
 legacy_get_tree+0x2d/0x60 fs/fs_context.c:638
 vfs_get_tree+0x2a/0xf0 fs/super.c:1750
 do_new_mount+0x153/0x3a0 fs/namespace.c:3335
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount+0x14b/0x1c0 fs/namespace.c:3861
 do_syscall_64+0x46/0xc0
 entry_SYSCALL_64_after_hwframe+0x6f/0xd9
RIP: 0033:0x7f93177874ca
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f931854ee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f931854eef0 RCX: 00007f93177874ca
RDX: 0000000020000000 RSI: 0000000020005900 RDI: 00007f931854eeb0
RBP: 0000000020000000 R08: 00007f931854eef0 R09: 0000000001000000
R10: 0000000001000000 R11: 0000000000000246 R12: 0000000020005900
R13: 00007f931854eeb0 R14: 00000000000059aa R15: 0000000020000040
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:extent_entry_type fs/bcachefs/extents.h:57 [inline]
RIP: 0010:bch2_bkey_durability_safe fs/bcachefs/extents.c:700 [inline]
RIP: 0010:bch2_bkey_ptrs_to_text+0x81b/0x850 fs/bcachefs/extents.c:1002
Code: 65 48 8b 04 25 28 00 00 00 48 3b 84 24 90 00 00 00 75 3a 48 81 c4 98 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f 0b 90 0f
RSP: 0018:ffffc9000372f688 EFLAGS: 00010216
RAX: 0000000000000000 RBX: ffff888109ee6438 RCX: 0000000000000040
RDX: 0000000000000000 RSI: ffff88810d380000 RDI: ffffc9000372f7f8
RBP: ffff888109ee6438 R08: 00000000fffffffd R09: 00000000ffff0a00
R10: 0000001000000000 R11: 0000000400000001 R12: ffffc9000372f7f8
R13: 0000000000000033 R14: ffff888109ee63e8 R15: ffff888109ee6440
FS:  00007f931854f6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005583d3856580 CR3: 0000000101776000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400