loop0: detected capacity change from 0 to 32768 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/inode.c:350! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5910 Comm: syz.0.15 Not tainted 6.16.0-rc6-syzkaller-g155a3c003e55 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ocfs2_populate_inode+0x175e/0x1780 fs/ocfs2/inode.c:350 Code: c6 bf 02 00 00 00 e8 51 fe 21 fe 45 84 f6 75 2a e8 47 fb 21 fe 48 8b 5c 24 10 4c 8b 64 24 18 e9 d6 f1 ff ff e8 33 fb 21 fe 90 <0f> 0b e8 2b fb 21 fe 90 0f 0b 90 e9 f7 fe ff ff e8 1d fb 21 fe e8 RSP: 0018:ffffc90002b0ebc0 EFLAGS: 00010293 RAX: ffffffff839e383d RBX: ffff888041fecfb8 RCX: ffff88801c730000 RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000 RBP: ffffc90002b0ecf0 R08: ffffffff8fa1f5f7 R09: 1ffffffff1f43ebe R10: dffffc0000000000 R11: fffffbfff1f43ebf R12: ffff888058620e2c R13: dffffc0000000000 R14: 0000000000000020 R15: 0000000000000000 FS: 00007f0f39fd96c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5fe8d67000 CR3: 000000004f46a000 CR4: 0000000000352ef0 Call Trace: ocfs2_read_locked_inode fs/ocfs2/inode.c:556 [inline] ocfs2_iget+0xdc1/0x1a90 fs/ocfs2/inode.c:159 _ocfs2_get_system_file_inode fs/ocfs2/sysfile.c:142 [inline] ocfs2_get_system_file_inode+0x37a/0x7d0 fs/ocfs2/sysfile.c:112 ocfs2_init_global_system_inodes+0x319/0x660 fs/ocfs2/super.c:461 ocfs2_initialize_super fs/ocfs2/super.c:2196 [inline] ocfs2_fill_super+0x2aec/0x63d0 fs/ocfs2/super.c:993 get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1681 vfs_get_tree+0x8f/0x2b0 fs/super.c:1804 do_new_mount+0x24a/0xa40 fs/namespace.c:3902 do_mount fs/namespace.c:4239 [inline] __do_sys_mount fs/namespace.c:4450 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4427 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0f3917f69a 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:00007f0f39fd8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f0f39fd8ef0 RCX: 00007f0f3917f69a RDX: 0000000020004480 RSI: 00000000200044c0 RDI: 00007f0f39fd8eb0 RBP: 0000000020004480 R08: 00007f0f39fd8ef0 R09: 0000000000800401 R10: 0000000000800401 R11: 0000000000000246 R12: 00000000200044c0 R13: 00007f0f39fd8eb0 R14: 000000000000447c R15: 0000000020000080 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_populate_inode+0x175e/0x1780 fs/ocfs2/inode.c:350 Code: c6 bf 02 00 00 00 e8 51 fe 21 fe 45 84 f6 75 2a e8 47 fb 21 fe 48 8b 5c 24 10 4c 8b 64 24 18 e9 d6 f1 ff ff e8 33 fb 21 fe 90 <0f> 0b e8 2b fb 21 fe 90 0f 0b 90 e9 f7 fe ff ff e8 1d fb 21 fe e8 RSP: 0018:ffffc90002b0ebc0 EFLAGS: 00010293 RAX: ffffffff839e383d RBX: ffff888041fecfb8 RCX: ffff88801c730000 RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000 RBP: ffffc90002b0ecf0 R08: ffffffff8fa1f5f7 R09: 1ffffffff1f43ebe R10: dffffc0000000000 R11: fffffbfff1f43ebf R12: ffff888058620e2c R13: dffffc0000000000 R14: 0000000000000020 R15: 0000000000000000 FS: 00007f0f39fd96c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff24dd3fc8 CR3: 000000004f46a000 CR4: 0000000000352ef0