IPVS: ftp: loaded support on port[0] = 21 ERROR: (device loop0): xtTruncate_pmap: XT_GETPAGE: xtree page corrupt ERROR: (device loop0): txAbort: ERROR: (device loop0): xtTruncate: XT_GETPAGE: xtree page corrupt BUG: unable to handle kernel paging request at ffff887c8cc30d08 IP: __lock_acquire+0x1d6/0x3f20 kernel/locking/lockdep.c:3369 PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 7985 Comm: syz-executor390 Not tainted 4.14.295-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 task: ffff88809589a100 task.stack: ffff8880b36b8000 RIP: 0010:__lock_acquire+0x1d6/0x3f20 kernel/locking/lockdep.c:3369 RSP: 0018:ffff8880b36bf530 EFLAGS: 00010046 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 1ffff10f919861a1 RSI: 0000000000000000 RDI: ffff887c8cc30d08 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: ffff88809589a100 R12: ffff887c8cc30d08 R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8becddc0 FS: 00005555570a5300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff887c8cc30d08 CR3: 0000000008e6a000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xc4/0x1310 kernel/locking/mutex.c:893 diFree+0x229/0x2830 fs/jfs/jfs_imap.c:906 jfs_evict_inode+0x198/0x210 fs/jfs/inode.c:166 evict+0x2c8/0x700 fs/inode.c:555 iput_final fs/inode.c:1524 [inline] iput+0x458/0x7e0 fs/inode.c:1551 dentry_unlink_inode+0x25c/0x310 fs/dcache.c:387 __dentry_kill+0x320/0x550 fs/dcache.c:591 shrink_dentry_list+0x2ab/0xac0 fs/dcache.c:1043 shrink_dcache_parent+0x5f/0xe0 fs/dcache.c:1473 do_one_tree fs/dcache.c:1504 [inline] shrink_dcache_for_umount+0x66/0x270 fs/dcache.c:1521 generic_shutdown_super+0x68/0x370 fs/super.c:431 kill_block_super+0x95/0xe0 fs/super.c:1161 deactivate_locked_super+0x6c/0xd0 fs/super.c:319 deactivate_super+0x7f/0xa0 fs/super.c:350 cleanup_mnt+0x186/0x2c0 fs/namespace.c:1183 task_work_run+0x11f/0x190 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0xa44/0x2850 kernel/exit.c:868 do_group_exit+0x100/0x2e0 kernel/exit.c:965 SYSC_exit_group kernel/exit.c:976 [inline] SyS_exit_group+0x19/0x20 kernel/exit.c:974 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f5874e1c4f9 RSP: 002b:00007ffe6ce35df8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f5874e9f330 RCX: 00007f5874e1c4f9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 0000000000000000 R10: 00005555570a52c0 R11: 0000000000000246 R12: 00007f5874e9f330 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 Code: 00 00 44 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 67 2a 00 00 <49> 81 3c 24 e0 97 2f 8b 0f 84 5f ff ff ff 83 fe 01 0f 87 62 ff RIP: __lock_acquire+0x1d6/0x3f20 kernel/locking/lockdep.c:3369 RSP: ffff8880b36bf530 CR2: ffff887c8cc30d08 ---[ end trace b1e0a49315b602db ]--- ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 44 89 e8 mov %r13d,%eax 5: 5b pop %rbx 6: 5d pop %rbp 7: 41 5c pop %r12 9: 41 5d pop %r13 b: 41 5e pop %r14 d: 41 5f pop %r15 f: c3 retq 10: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 17: fc ff df 1a: 4c 89 e2 mov %r12,%rdx 1d: 48 c1 ea 03 shr $0x3,%rdx 21: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 25: 0f 85 67 2a 00 00 jne 0x2a92 * 2b: 49 81 3c 24 e0 97 2f cmpq $0xffffffff8b2f97e0,(%r12) <-- trapping instruction 32: 8b 33: 0f 84 5f ff ff ff je 0xffffff98 39: 83 fe 01 cmp $0x1,%esi 3c: 0f .byte 0xf 3d: 87 62 ff xchg %esp,-0x1(%rdx)