loop0: detected capacity change from 0 to 32768 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/inode.c:336! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 6091 Comm: syz.0.15 Not tainted 6.12.0-rc4-syzkaller-gc2ee9f594da8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:ocfs2_populate_inode+0x17c1/0x17e0 fs/ocfs2/inode.c:336 Code: de e8 d3 e4 0a fe 45 84 f6 75 2f e8 c9 e1 0a fe 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 20 e9 a8 f1 ff ff e8 b0 e1 0a fe 90 <0f> 0b e8 a8 e1 0a fe 90 0f 0b 90 e9 bb fe ff ff e8 9a e1 0a fe e8 RSP: 0000:ffffc90003d56d40 EFLAGS: 00010293 RAX: ffffffff8389f5e0 RBX: 0000000000000020 RCX: ffff88802ecd8000 RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000 RBP: ffffc90003d56e70 R08: ffffffff8389e8eb R09: 1ffffffff2037a55 R10: dffffc0000000000 R11: fffffbfff2037a56 R12: dffffc0000000000 R13: ffff8880762ccfb8 R14: 0000000000000001 R15: ffff88807583be2c FS: 00007fedec0596c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e80ea72950 CR3: 000000005c3ce000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ocfs2_read_locked_inode fs/ocfs2/inode.c:542 [inline] ocfs2_iget+0x1162/0x2180 fs/ocfs2/inode.c:159 _ocfs2_get_system_file_inode fs/ocfs2/sysfile.c:142 [inline] ocfs2_get_system_file_inode+0x352/0x7b0 fs/ocfs2/sysfile.c:112 ocfs2_init_global_system_inodes+0x32c/0x730 fs/ocfs2/super.c:457 ocfs2_initialize_super fs/ocfs2/super.c:2248 [inline] ocfs2_fill_super+0x2f47/0x5750 fs/ocfs2/super.c:994 mount_bdev+0x20a/0x2d0 fs/super.c:1679 legacy_get_tree+0xee/0x190 fs/fs_context.c:662 vfs_get_tree+0x90/0x2b0 fs/super.c:1800 do_new_mount+0x2be/0xb40 fs/namespace.c:3507 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4034 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fedeb17f69a 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:00007fedec058e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fedec058ef0 RCX: 00007fedeb17f69a RDX: 0000000020004480 RSI: 00000000200044c0 RDI: 00007fedec058eb0 RBP: 0000000020004480 R08: 00007fedec058ef0 R09: 0000000000800401 R10: 0000000000800401 R11: 0000000000000246 R12: 00000000200044c0 R13: 00007fedec058eb0 R14: 000000000000447c R15: 0000000020000080 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_populate_inode+0x17c1/0x17e0 fs/ocfs2/inode.c:336 Code: de e8 d3 e4 0a fe 45 84 f6 75 2f e8 c9 e1 0a fe 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 20 e9 a8 f1 ff ff e8 b0 e1 0a fe 90 <0f> 0b e8 a8 e1 0a fe 90 0f 0b 90 e9 bb fe ff ff e8 9a e1 0a fe e8 RSP: 0000:ffffc90003d56d40 EFLAGS: 00010293 RAX: ffffffff8389f5e0 RBX: 0000000000000020 RCX: ffff88802ecd8000 RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000 RBP: ffffc90003d56e70 R08: ffffffff8389e8eb R09: 1ffffffff2037a55 R10: dffffc0000000000 R11: fffffbfff2037a56 R12: dffffc0000000000 R13: ffff8880762ccfb8 R14: 0000000000000001 R15: ffff88807583be2c FS: 00007fedec0596c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e80ea72950 CR3: 000000005c3ce000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400