------------[ cut here ]------------ kernel BUG at fs/ext4/super.c:7052! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5398 Comm: syz-executor418 Not tainted 6.7.0-rc1-syzkaller-00019-gc42d9eeef8e5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:ext4_quota_enable fs/ext4/super.c:7052 [inline] RIP: 0010:ext4_enable_quotas+0x90e/0xba0 fs/ext4/super.c:7099 Code: 49 8b 56 d8 31 c9 53 48 c7 c6 40 b7 e4 8a 4c 89 e7 e8 56 7a 22 ff 4c 89 f7 e8 be 33 af ff 5a e9 74 fe ff ff e8 03 d1 41 ff 90 <0f> 0b e8 fb d0 41 ff 48 83 fd 02 0f 87 ec 01 00 00 8b 44 24 0c 45 RSP: 0018:ffffc90004e57950 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8245bb24 RDX: ffff888022c25940 RSI: ffffffff8245bfed RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: ffff88806ac30c88 R12: 0000000000000008 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000009 FS: 00007ff63eacc6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff6366eb000 CR3: 000000006a8c5000 CR4: 0000000000350ef0 Call Trace: __ext4_fill_super fs/ext4/super.c:5577 [inline] ext4_fill_super+0x8a9c/0xaf10 fs/ext4/super.c:5712 get_tree_bdev+0x3b5/0x650 fs/super.c:1598 vfs_get_tree+0x8c/0x370 fs/super.c:1771 do_new_mount fs/namespace.c:3337 [inline] path_mount+0x1492/0x1ed0 fs/namespace.c:3664 do_mount fs/namespace.c:3677 [inline] __do_sys_mount fs/namespace.c:3886 [inline] __se_sys_mount fs/namespace.c:3863 [inline] __x64_sys_mount+0x293/0x310 fs/namespace.c:3863 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7ff63f31cd9a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 1e 09 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff63eacc038 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff63f31cd9a RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007ff63eacc090 RBP: 00000000200005c0 R08: 00007ff63eacc0d0 R09: 00000000000004d4 R10: 0000000000200810 R11: 0000000000000206 R12: 00007ff63eacc090 R13: 0000000020000000 R14: 00000000000004da R15: 00007ff63eacc0d0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_quota_enable fs/ext4/super.c:7052 [inline] RIP: 0010:ext4_enable_quotas+0x90e/0xba0 fs/ext4/super.c:7099 Code: 49 8b 56 d8 31 c9 53 48 c7 c6 40 b7 e4 8a 4c 89 e7 e8 56 7a 22 ff 4c 89 f7 e8 be 33 af ff 5a e9 74 fe ff ff e8 03 d1 41 ff 90 <0f> 0b e8 fb d0 41 ff 48 83 fd 02 0f 87 ec 01 00 00 8b 44 24 0c 45 RSP: 0018:ffffc90004e57950 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8245bb24 RDX: ffff888022c25940 RSI: ffffffff8245bfed RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: ffff88806ac30c88 R12: 0000000000000008 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000009 FS: 00007ff63eacc6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff7ff7527c CR3: 000000006a8c5000 CR4: 0000000000350ef0