IPVS: ftp: loaded support on port[0] = 21 ERROR: (device loop0): xtSearch: XT_GETPAGE: xtree page corrupt ERROR: (device loop0): xtTruncate: XT_GETPAGE: xtree page corrupt ------------[ cut here ]------------ kernel BUG at fs/jfs/super.c:138! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8084 Comm: syz-executor768 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:jfs_destroy_inode+0x18d/0x1e0 fs/jfs/super.c:138 Code: 4c 89 e2 48 c1 ea 03 0f b6 04 02 4c 89 e2 83 e2 07 38 d0 7f 04 84 c0 75 37 c6 83 83 fc ff ff ff e9 16 ff ff ff e8 93 12 f0 fe <0f> 0b 4c 89 e7 e8 29 ed 25 ff e9 e8 fe ff ff 48 89 ef e8 6c ef 25 RSP: 0018:ffff8880b3287ab8 EFLAGS: 00010293 RAX: ffff8880b0cc65c0 RBX: ffff88808b4045a8 RCX: ffffffff81a93820 RDX: 0000000000000000 RSI: ffffffff827272dd RDI: ffff88808b4045a8 RBP: ffff88808b404270 R08: 00000000beff0c58 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff8880b3287b98 R14: ffff88808b404748 R15: ffff88808b4045a8 FS: 0000555555618300(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3ade6661d0 CR3: 0000000094f75000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: destroy_inode+0xb9/0x110 fs/inode.c:268 dispose_list+0x124/0x1f0 fs/inode.c:594 evict_inodes+0x341/0x430 fs/inode.c:644 generic_shutdown_super+0xb3/0x370 fs/super.c:448 kill_block_super+0x97/0xf0 fs/super.c:1185 deactivate_locked_super+0x94/0x160 fs/super.c:329 deactivate_super+0x174/0x1a0 fs/super.c:360 cleanup_mnt+0x1a8/0x290 fs/namespace.c:1098 task_work_run+0x148/0x1c0 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0xbf3/0x2be0 kernel/exit.c:870 do_group_exit+0x125/0x310 kernel/exit.c:967 __do_sys_exit_group kernel/exit.c:978 [inline] __se_sys_exit_group kernel/exit.c:976 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:976 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f3ade5e1699 Code: Bad RIP value. RSP: 002b:00007ffcfc87ea48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f3ade665330 RCX: 00007f3ade5e1699 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3ade665330 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 Modules linked in: ---[ end trace 83e2c63f8cbc8a3c ]--- RIP: 0010:jfs_destroy_inode+0x18d/0x1e0 fs/jfs/super.c:138 Code: 4c 89 e2 48 c1 ea 03 0f b6 04 02 4c 89 e2 83 e2 07 38 d0 7f 04 84 c0 75 37 c6 83 83 fc ff ff ff e9 16 ff ff ff e8 93 12 f0 fe <0f> 0b 4c 89 e7 e8 29 ed 25 ff e9 e8 fe ff ff 48 89 ef e8 6c ef 25 RSP: 0018:ffff8880b3287ab8 EFLAGS: 00010293 RAX: ffff8880b0cc65c0 RBX: ffff88808b4045a8 RCX: ffffffff81a93820 RDX: 0000000000000000 RSI: ffffffff827272dd RDI: ffff88808b4045a8 RBP: ffff88808b404270 R08: 00000000beff0c58 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff8880b3287b98 R14: ffff88808b404748 R15: ffff88808b4045a8 FS: 0000555555618300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3ab59a3018 CR3: 00000000a0f54000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400