[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.15.193' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   53.586707][ T8470] loop0: detected capacity change from 4096 to 0
[   53.595194][ T8470] Quota error (device loop0): v2_read_file_info: Number of blocks too big for quota file size (1333371869184 > 6144).
[   53.607846][ T8470] EXT4-fs warning (device loop0): ext4_enable_quotas:6384: Failed to enable quota tracking (type=1, err=-117). Please run e2fsck to fix.
[   53.630509][ T8470] EXT4-fs (loop0): mount failed
executing program
[   58.837033][ T8477] loop0: detected capacity change from 4096 to 0
[   58.845149][ T8477] Quota error (device loop0): v2_read_file_info: Number of blocks too big for quota file size (1333371869184 > 6144).
[   58.858000][ T8477] EXT4-fs warning (device loop0): ext4_enable_quotas:6384: Failed to enable quota tracking (type=1, err=-117). Please run e2fsck to fix.
[   58.879968][ T8477] EXT4-fs (loop0): mount failed
[   59.931722][ T8469] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[   66.101050][ T8469] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff888110582040 (size 64):
  comm "syz-executor015", pid 8470, jiffies 4294942624 (age 12.570s)
  hex dump (first 32 bytes):
    00 c8 af 0e 81 88 ff ff 01 00 00 00 06 ca 9c 4d  ...............M
    ad 71 ed 5d 49 e5 ce 55 0a 00 00 00 48 00 00 00  .q.]I..U....H...
  backtrace:
    [<00000000d0f37a11>] v2_read_file_info+0x1ae/0x430
    [<00000000bae82636>] dquot_load_quota_sb+0x351/0x650
    [<00000000a95b7d9c>] dquot_load_quota_inode+0xda/0x160
    [<00000000179ea182>] ext4_enable_quotas+0x1b2/0x2f0
    [<000000007e302ff9>] ext4_fill_super+0x3fa5/0x5ad0
    [<00000000d389c0df>] mount_bdev+0x223/0x260
    [<00000000ac41cf88>] legacy_get_tree+0x2b/0x90
    [<00000000a8b9e6ba>] vfs_get_tree+0x28/0x100
    [<00000000b1414383>] path_mount+0xc5e/0x1170
    [<000000004bfae5c2>] __x64_sys_mount+0x18e/0x1d0
    [<000000003802d82d>] do_syscall_64+0x2d/0x70
    [<0000000091f4e335>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881106f1740 (size 64):
  comm "syz-executor015", pid 8477, jiffies 4294943149 (age 7.320s)
  hex dump (first 32 bytes):
    00 c8 af 0e 81 88 ff ff 01 00 00 00 06 ca 9c 4d  ...............M
    ad 71 ed 5d 49 e5 ce 55 0a 00 00 00 48 00 00 00  .q.]I..U....H...
  backtrace:
    [<00000000d0f37a11>] v2_read_file_info+0x1ae/0x430
    [<00000000bae82636>] dquot_load_quota_sb+0x351/0x650
    [<00000000a95b7d9c>] dquot_load_quota_inode+0xda/0x160
    [<00000000179ea182>] ext4_enable_quotas+0x1b2/0x2f0
    [<000000007e302ff9>] ext4_fill_super+0x3fa5/0x5ad0
    [<00000000d389c0df>] mount_bdev+0x223/0x260
    [<00000000ac41cf88>] legacy_get_tree+0x2b/0x90
    [<00000000a8b9e6ba>] vfs_get_tree+0x28/0x100
    [<00000000b1414383>] path_mount+0xc5e/0x1170
    [<000000004bfae5c2>] __x64_sys_mount+0x18e/0x1d0
    [<000000003802d82d>] do_syscall_64+0x2d/0x70
    [<0000000091f4e335>] entry_SYSCALL_64_after_hwframe+0x44/0xa9