[ 24.374165][ T22] audit: type=1804 audit(1570025552.587:49): pid=6825 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="getty" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.394684][ T22] audit: type=1804 audit(1570025552.587:50): pid=6821 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="init" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.394693][ T22] audit: type=1804 audit(1570025552.587:51): pid=6821 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="init" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.394700][ T22] audit: type=1804 audit(1570025552.587:52): pid=6821 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="getty" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.394708][ T22] audit: type=1804 audit(1570025552.587:53): pid=6821 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="getty" name="/run/utmp" dev="sda1" ino=1421 res=1 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 40.766647][ T22] kauditd_printk_skb: 11 callbacks suppressed [ 40.766654][ T22] audit: type=1400 audit(1570025568.997:65): avc: denied { map } for pid=6841 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 '10.128.0.234' (ECDSA) to the list of known hosts. [ 46.641368][ T22] audit: type=1400 audit(1570025574.877:66): avc: denied { map } for pid=6853 comm="syz-executor781" path="/root/syz-executor781466180" dev="sda1" ino=16499 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 executing program executing program executing program [ 53.610855][ T6872] FS-Cache: Duplicate cookie detected [ 53.616302][ T6872] FS-Cache: O-cookie c=00000000a06f2cba [p=00000000c1d8cb41 fl=222 nc=0 na=1] [ 53.625158][ T6872] FS-Cache: O-cookie d=00000000762d38b0 n=00000000745cd6de [ 53.632342][ T6872] FS-Cache: O-key=[10] '34323934393432363330' [ 53.638412][ T6872] FS-Cache: N-cookie c=00000000a3ded52f [p=00000000c1d8cb41 fl=2 nc=0 na=1] [ 53.647066][ T6872] FS-Cache: N-cookie d=00000000762d38b0 n=0000000038ffbfac [ 53.654250][ T6872] FS-Cache: N-key=[10] '34323934393432363330' [ 53.660747][ T6876] FS-Cache: Duplicate cookie detected [ 53.666148][ T6876] FS-Cache: O-cookie c=00000000a06f2cba [p=00000000c1d8cb41 fl=222 nc=0 na=1] [ 53.675010][ T6876] FS-Cache: O-cookie d=00000000762d38b0 n=00000000745cd6de [ 53.682198][ T6876] FS-Cache: O-key=[10] '34323934393432363330' [ 53.688255][ T6876] FS-Cache: N-cookie c=00000000fc67c078 [p=00000000c1d8cb41 fl=2 nc=0 na=1] [ 53.696896][ T6876] FS-Cache: N-cookie d=00000000762d38b0 n=000000007f15ecd4 [ 53.704076][ T6876] FS-Cache: N-key=[10] '34323934393432363330' [ 53.705371][ T6873] FS-Cache: Duplicate cookie detected [ 53.715613][ T6873] FS-Cache: O-cookie c=00000000a3ded52f [p=00000000c1d8cb41 fl=222 nc=0 na=1] [ 53.724467][ T6873] FS-Cache: O-cookie d=00000000762d38b0 n=00000000338c7a82 [ 53.725030][ T6877] FS-Cache: Duplicate cookie detected [ 53.731651][ T6873] FS-Cache: O-key=[10] '34323934393432363339' [ 53.737013][ T6877] FS-Cache: O-cookie c=00000000a06f2cba [p=00000000c1d8cb41 fl=222 nc=0 na=1] [ 53.743052][ T6873] FS-Cache: N-cookie c=00000000afaa0b91 [p=00000000c1d8cb41 fl=2 nc=0 na=1] [ 53.751863][ T6877] FS-Cache: O-cookie d=00000000762d38b0 n=00000000745cd6de [ 53.751865][ T6877] FS-Cache: O-key=[10] '34323934393432363330' [ 53.760514][ T6873] FS-Cache: N-cookie d=00000000762d38b0 n=00000000b47b888c [ 53.760519][ T6873] FS-Cache: N-key=[10] '34323934393432363339' [ 53.767694][ T6877] FS-Cache: N-cookie c=00000000925f2fe7 [p=00000000c1d8cb41 fl=2 nc=0 na=1] [ 53.795723][ T6877] FS-Cache: N-cookie d=00000000762d38b0 n=0000000019e14981 [ 53.802928][ T6877] FS-Cache: N-key=[10] '34323934393432363330' [ 59.501845][ T6860] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 60.377502][ T6858] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888117c97a20 (size 32): comm "syz-executor781", pid 6872, jiffies 4294942630 (age 15.900s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 30 00 71 75 65 75 65 4294942630.queue 2e 62 69 6e 00 00 00 00 00 00 00 00 00 00 00 00 .bin............ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d0af020 (size 32): comm "syz-executor781", pid 6876, jiffies 4294942630 (age 15.900s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 30 00 00 00 00 00 00 4294942630...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888118716500 (size 32): comm "syz-executor781", pid 6877, jiffies 4294942630 (age 15.900s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 30 00 00 00 00 00 00 4294942630...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d2e0760 (size 32): comm "syz-executor781", pid 6873, jiffies 4294942639 (age 15.810s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 39 00 00 00 00 00 00 4294942639...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888117c97a20 (size 32): comm "syz-executor781", pid 6872, jiffies 4294942630 (age 16.900s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 30 00 71 75 65 75 65 4294942630.queue 2e 62 69 6e 00 00 00 00 00 00 00 00 00 00 00 00 .bin............ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d0af020 (size 32): comm "syz-executor781", pid 6876, jiffies 4294942630 (age 16.900s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 30 00 00 00 00 00 00 4294942630...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888118716500 (size 32): comm "syz-executor781", pid 6877, jiffies 4294942630 (age 16.900s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 30 00 00 00 00 00 00 4294942630...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d2e0760 (size 32): comm "syz-executor781", pid 6873, jiffies 4294942639 (age 16.810s) hex dump (first 32 bytes): 34 32 39 34 39 34 32 36 33 39 00 00 00 00 00 00 4294942639...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000ae17c9b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000b3ac81b5>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000449004ef>] v9fs_session_init+0x5c3/0x880 [<0000000091cd44d1>] v9fs_mount+0x5e/0x3c0 [<00000000f69138ad>] legacy_get_tree+0x27/0x80 [<0000000071206cd5>] vfs_get_tree+0x2d/0xe0 [<00000000231b1d23>] do_mount+0x95f/0xc60 [<0000000049c67657>] ksys_mount+0xab/0x120 [<00000000ad86386f>] __x64_sys_mount+0x26/0x30 [<00000000aa3ad371>] do_syscall_64+0x73/0x1f0 [<00000000f605e186>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program executing program executing program executing program executing program