[   23.785045][   T22] audit: type=1400 audit(1573575950.019:37): avc:  denied  { watch } for  pid=6791 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1
[   23.820964][   T22] audit: type=1400 audit(1573575950.049:38): avc:  denied  { watch } for  pid=6791 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c.
[   23.882289][   T22] audit: type=1800 audit(1573575950.119:39): pid=6675 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0
[   23.904442][   T22] audit: type=1800 audit(1573575950.119:40): pid=6675 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   26.163965][   T22] audit: type=1400 audit(1573575952.399:41): avc:  denied  { map } for  pid=6873 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
Warning: Permanently added '10.128.0.189' (ECDSA) to the list of known hosts.
[  107.841705][   T22] audit: type=1400 audit(1573576034.079:42): avc:  denied  { map } for  pid=6889 comm="syz-executor632" path="/root/syz-executor632683499" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
executing program
executing program
executing program
executing program
executing program
[  114.682544][ T6892] FS-Cache: Duplicate cookie detected
[  114.687970][ T6892] FS-Cache: O-cookie c=000000009f401aa5 [p=00000000ab7dc1fe fl=222 nc=0 na=1]
[  114.696801][ T6892] FS-Cache: O-cookie d=0000000095497dc0 n=0000000092b953df
[  114.703977][ T6892] FS-Cache: O-key=[4] '61666964'
[  114.708887][ T6892] FS-Cache: N-cookie c=000000006bb04a6e [p=00000000ab7dc1fe fl=2 nc=0 na=1]
[  114.717535][ T6892] FS-Cache: N-cookie d=0000000095497dc0 n=00000000f70d94bb
[  114.724719][ T6892] FS-Cache: N-key=[4] '61666964'
executing program
[  114.729907][ T6902] FS-Cache: Duplicate cookie detected
[  114.735295][ T6902] FS-Cache: O-cookie c=000000009f401aa5 [p=00000000ab7dc1fe fl=222 nc=0 na=1]
[  114.744131][ T6902] FS-Cache: O-cookie d=0000000095497dc0 n=0000000092b953df
[  114.751302][ T6902] FS-Cache: O-key=[4] '61666964'
[  114.756209][ T6902] FS-Cache: N-cookie c=0000000034dbeffd [p=00000000ab7dc1fe fl=2 nc=0 na=1]
[  114.764851][ T6902] FS-Cache: N-cookie d=0000000095497dc0 n=00000000c561616a
[  114.772015][ T6902] FS-Cache: N-key=[4] '61666964'
[  114.776920][ T6900] FS-Cache: Duplicate cookie detected
executing program
executing program
[  114.782306][ T6900] FS-Cache: O-cookie c=000000009f401aa5 [p=00000000ab7dc1fe fl=222 nc=0 na=1]
[  114.791136][ T6900] FS-Cache: O-cookie d=0000000095497dc0 n=0000000092b953df
[  114.798310][ T6900] FS-Cache: O-key=[4] '61666964'
[  114.803228][ T6900] FS-Cache: N-cookie c=00000000a28bcf47 [p=00000000ab7dc1fe fl=2 nc=0 na=1]
[  114.811884][ T6900] FS-Cache: N-cookie d=0000000095497dc0 n=000000001d7a8c86
[  114.819041][ T6900] FS-Cache: N-key=[4] '61666964'
[  114.824278][ T6904] FS-Cache: Duplicate cookie detected
[  114.829661][ T6904] FS-Cache: O-cookie c=000000009f401aa5 [p=00000000ab7dc1fe fl=222 nc=0 na=1]
[  114.838469][ T6904] FS-Cache: O-cookie d=0000000095497dc0 n=0000000092b953df
[  114.845647][ T6904] FS-Cache: O-key=[4] '61666964'
[  114.850577][ T6904] FS-Cache: N-cookie c=00000000edbb9a86 [p=00000000ab7dc1fe fl=2 nc=0 na=1]
[  114.859212][ T6904] FS-Cache: N-cookie d=0000000095497dc0 n=000000007648eeba
[  114.866376][ T6904] FS-Cache: N-key=[4] '61666964'
[  114.871293][ T6905] FS-Cache: Duplicate cookie detected
[  114.876773][ T6905] FS-Cache: O-cookie c=000000009f401aa5 [p=00000000ab7dc1fe fl=222 nc=0 na=1]
[  114.885616][ T6905] FS-Cache: O-cookie d=00000000335e1da6 n=00000000335e1da6
[  114.892794][ T6905] FS-Cache: O-key=[4] '61666964'
[  114.897703][ T6905] FS-Cache: N-cookie c=0000000026f48187 [p=00000000ab7dc1fe fl=2 nc=0 na=1]
[  114.906355][ T6905] FS-Cache: N-cookie d=0000000095497dc0 n=00000000189d8e68
[  114.913524][ T6905] FS-Cache: N-key=[4] '61666964'
[  114.920293][ T6903] FS-Cache: Duplicate cookie detected
[  114.925678][ T6903] FS-Cache: O-cookie c=00000000614f6524 [p=00000000ab7dc1fe fl=222 nc=0 na=1]
[  114.934524][ T6903] FS-Cache: O-cookie d=0000000095497dc0 n=000000007d2967a3
[  114.941710][ T6903] FS-Cache: O-key=[4] '61666964'
[  114.946636][ T6903] FS-Cache: N-cookie c=000000007b0c7b8a [p=00000000ab7dc1fe fl=2 nc=0 na=1]
[  114.955297][ T6903] FS-Cache: N-cookie d=0000000095497dc0 n=000000006811aeed
[  114.962476][ T6903] FS-Cache: N-key=[4] '61666964'
[  121.334544][ T6897] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 18.290s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 18.290s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 18.240s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 18.240s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 18.340s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 18.340s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 18.290s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 18.290s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 19.300s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 19.300s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 19.250s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 19.250s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 21.160s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 21.160s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 21.110s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 21.110s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 22.120s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 22.120s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 22.070s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 22.070s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 23.080s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 23.080s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 23.030s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 23.030s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a2c0 (size 32):
  comm "syz-executor632", pid 6892, jiffies 4294948743 (age 23.130s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811259dee0 (size 32):
  comm "syz-executor632", pid 6902, jiffies 4294948743 (age 23.130s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811439a740 (size 32):
  comm "syz-executor632", pid 6900, jiffies 4294948748 (age 23.080s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888117a36540 (size 32):
  comm "syz-executor632", pid 6905, jiffies 4294948748 (age 23.080s)
  hex dump (first 32 bytes):
    61 66 69 64 00 30 30 30 30 30 33 66 62 31 64 65  afid.000003fb1de
    32 33 00 00 00 00 00 00 00 00 00 00 00 00 00 00  23..............
  backtrace:
    [<00000000b61ed264>] __kmalloc_track_caller+0x165/0x300
    [<00000000a1099876>] kmemdup_nul+0x31/0x80
    [<000000001a61ac76>] match_strdup+0x21/0x30
    [<00000000f017e5fb>] v9fs_session_init+0x29e/0x880
    [<000000008f517ae1>] v9fs_mount+0x5e/0x3c0
    [<000000007853cc67>] legacy_get_tree+0x27/0x80
    [<00000000b5a34550>] vfs_get_tree+0x2d/0xe0
    [<00000000ebdb1b6c>] do_mount+0x95f/0xc60
    [<00000000ad32feca>] ksys_mount+0xab/0x120
    [<0000000060e2865e>] __x64_sys_mount+0x26/0x30
    [<00000000d988875f>] do_syscall_64+0x73/0x1f0
    [<0000000050952578>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

executing program