Warning: Permanently added '10.128.0.72' (ECDSA) to the list of known hosts.
syzkaller login: [   36.338219][   T24] audit: type=1400 audit(1600616145.746:8): avc:  denied  { execmem } for  pid=6437 comm="syz-executor813" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
executing program
[   43.479833][ T6440] EXT4-fs error (device loop0): ext4_quota_enable:6125: comm syz-executor813: Bad quota inode # 3
[   43.490529][ T6440] EXT4-fs warning (device loop0): ext4_enable_quotas:6162: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
[   43.505224][ T6440] EXT4-fs (loop0): mount failed
executing program
[   48.812711][ T6447] EXT4-fs error (device loop0): ext4_quota_enable:6125: comm syz-executor813: Bad quota inode # 3
[   48.823419][ T6447] EXT4-fs warning (device loop0): ext4_enable_quotas:6162: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
[   48.837626][ T6447] EXT4-fs (loop0): mount failed
executing program
[   54.140541][ T6454] EXT4-fs error (device loop0): ext4_quota_enable:6125: comm syz-executor813: Bad quota inode # 3
[   54.151416][ T6454] EXT4-fs warning (device loop0): ext4_enable_quotas:6162: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
[   54.165665][ T6454] EXT4-fs (loop0): mount failed
[   55.270573][ T6437] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88811966ed80 (size 32):
  comm "syz-executor813", pid 6447, jiffies 4294942156 (age 12.710s)
  hex dump (first 32 bytes):
    6c 6f 6f 70 30 00 00 00 40 fc 27 19 81 88 ff ff  loop0...@.'.....
    01 00 00 00 03 00 00 00 11 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000c77557c6>] kstrdup+0x36/0x70
    [<0000000043ab2fdd>] kstrdup_const+0x35/0x60
    [<0000000078ced327>] kvasprintf_const+0x72/0xe0
    [<000000005381a486>] kobject_set_name_vargs+0x3b/0xe0
    [<00000000458b5b57>] kobject_init_and_add+0x6d/0xc0
    [<00000000f13d2879>] ext4_register_sysfs+0x6b/0x160
    [<00000000efa17a69>] ext4_fill_super+0x2d04/0x46c0
    [<00000000b7a8a367>] mount_bdev+0x1d3/0x210
    [<00000000e6f77e33>] legacy_get_tree+0x26/0x70
    [<00000000e18ecab0>] vfs_get_tree+0x28/0xe0
    [<0000000070551fad>] path_mount+0x90e/0xda0
    [<00000000c3f4e392>] __x64_sys_mount+0x140/0x190
    [<000000006cbd1145>] do_syscall_64+0x2d/0x70
    [<00000000629d7870>] entry_SYSCALL_64_after_hwframe+0x44/0xa9