ERROR: (device loop3): xtSearch: XT_GETPAGE: xtree page corrupt BUG: unable to handle page fault for address: ffffffffffffff80 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 9690067 P4D 9690067 PUD 9692067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2528 Comm: syz-executor.3 Not tainted 5.9.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:diFree+0xe3/0x25b0 fs/jfs/jfs_imap.c:853 Code: e8 b2 39 0a ff 48 8b 03 48 89 84 24 c8 00 00 00 48 8d 58 80 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 8d 39 0a ff <48> 8b 03 4c 89 6c 24 08 4d 89 ec 49 c1 ec 0c 48 89 44 24 38 48 8d RSP: 0018:ffffc90016b0fa60 EFLAGS: 00010246 RAX: 1ffffffffffffff0 RBX: ffffffffffffff80 RCX: 0000000000040000 RDX: ffffc9000f0f9000 RSI: 0000000000004bd8 RDI: ffff88803fed4770 RBP: ffffc90016b0fbf8 R08: ffffffff82a8b8bd R09: ffffed1007fda86c R10: ffffed1007fda86c R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000001 R14: ffff888086716668 R15: 1ffff11010ce2ccd FS: 00007f9a3aba5700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffff80 CR3: 000000003f4df000 CR4: 00000000001526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: jfs_evict_inode+0x259/0x2e0 fs/jfs/inode.c:154 evict+0x2bb/0x6d0 fs/inode.c:576 jfs_mount+0x2db/0x300 fs/jfs/jfs_mount.c:210 jfs_fill_super+0x515/0x9b0 fs/jfs/super.c:562 mount_bdev+0x24f/0x360 fs/super.c:1417 legacy_get_tree+0xea/0x180 fs/fs_context.c:592 vfs_get_tree+0x88/0x270 fs/super.c:1547 do_new_mount fs/namespace.c:2875 [inline] path_mount+0x179d/0x29e0 fs/namespace.c:3192 do_mount fs/namespace.c:3205 [inline] __do_sys_mount fs/namespace.c:3413 [inline] __se_sys_mount+0x126/0x180 fs/namespace.c:3390 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x460bca Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f9a3aba4a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f9a3aba4b20 RCX: 0000000000460bca RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f9a3aba4ae0 RBP: 00007f9a3aba4ae0 R08: 00007f9a3aba4b20 R09: 0000000020000000 R10: 0000000000008001 R11: 0000000000000202 R12: 0000000020000000 R13: 0000000020000100 R14: 0000000020000200 R15: 0000000020064f00 Modules linked in: CR2: ffffffffffffff80 ---[ end trace ce4e20317dbf1b93 ]--- RIP: 0010:diFree+0xe3/0x25b0 fs/jfs/jfs_imap.c:853 Code: e8 b2 39 0a ff 48 8b 03 48 89 84 24 c8 00 00 00 48 8d 58 80 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 8d 39 0a ff <48> 8b 03 4c 89 6c 24 08 4d 89 ec 49 c1 ec 0c 48 89 44 24 38 48 8d RSP: 0018:ffffc90016b0fa60 EFLAGS: 00010246 RAX: 1ffffffffffffff0 RBX: ffffffffffffff80 RCX: 0000000000040000 RDX: ffffc9000f0f9000 RSI: 0000000000004bd8 RDI: ffff88803fed4770 RBP: ffffc90016b0fbf8 R08: ffffffff82a8b8bd R09: ffffed1007fda86c R10: ffffed1007fda86c R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000001 R14: ffff888086716668 R15: 1ffff11010ce2ccd FS: 00007f9a3aba5700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffff80 CR3: 000000003f4df000 CR4: 00000000001526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400