loop0: detected capacity change from 0 to 1024 ------------[ cut here ]------------ kernel BUG at fs/ext4/super.c:7027! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 10326 Comm: syz-executor.0 Not tainted 6.5.0-syzkaller-12796-g32bf43e4efdb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 RIP: 0010:ext4_quota_enable fs/ext4/super.c:7027 [inline] RIP: 0010:ext4_enable_quotas+0xb7a/0xb90 fs/ext4/super.c:7074 Code: ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 3a f7 ff ff 49 89 d6 48 89 df e8 b3 4a 98 ff 4c 89 f2 e9 27 f7 ff ff e8 56 60 3e ff <0f> 0b e8 4f 60 3e ff 0f 0b e8 68 3d 7a 08 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90015517820 EFLAGS: 00010293 RAX: ffffffff824f469a RBX: 0000000000000000 RCX: ffff88801eeb5940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900155179f0 R08: ffffffff824f3f94 R09: 1ffff11007080a97 R10: dffffc0000000000 R11: ffffed1007080a98 R12: 0000000000000001 R13: 0000000000000001 R14: ffff88807870c464 R15: dffffc0000000000 FS: 00007fd5ffef86c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb84079bf84 CR3: 000000004dff3000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __ext4_fill_super fs/ext4/super.c:5568 [inline] ext4_fill_super+0x61d8/0x6d10 fs/ext4/super.c:5703 get_tree_bdev+0x416/0x5b0 fs/super.c:1577 vfs_get_tree+0x8c/0x280 fs/super.c:1750 do_new_mount+0x28f/0xae0 fs/namespace.c:3335 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3861 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd5ff27e1ea Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 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:00007fd5ffef7ee8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fd5ffef7f80 RCX: 00007fd5ff27e1ea RDX: 0000000020000580 RSI: 00000000200005c0 RDI: 00007fd5ffef7f40 RBP: 0000000020000580 R08: 00007fd5ffef7f80 R09: 0000000001008002 R10: 0000000001008002 R11: 0000000000000202 R12: 00000000200005c0 R13: 00007fd5ffef7f40 R14: 00000000000005d8 R15: 0000000020000240 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_quota_enable fs/ext4/super.c:7027 [inline] RIP: 0010:ext4_enable_quotas+0xb7a/0xb90 fs/ext4/super.c:7074 Code: ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 3a f7 ff ff 49 89 d6 48 89 df e8 b3 4a 98 ff 4c 89 f2 e9 27 f7 ff ff e8 56 60 3e ff <0f> 0b e8 4f 60 3e ff 0f 0b e8 68 3d 7a 08 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90015517820 EFLAGS: 00010293 RAX: ffffffff824f469a RBX: 0000000000000000 RCX: ffff88801eeb5940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900155179f0 R08: ffffffff824f3f94 R09: 1ffff11007080a97 R10: dffffc0000000000 R11: ffffed1007080a98 R12: 0000000000000001 R13: 0000000000000001 R14: ffff88807870c464 R15: dffffc0000000000 FS: 00007fd5ffef86c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa498bea440 CR3: 000000004dff3000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400