[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.162495][ T25] kauditd_printk_skb: 42 callbacks suppressed [ 27.162502][ T25] audit: type=1400 audit(1569802956.310:63): avc: denied { map } for pid=6786 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 '10.128.0.53' (ECDSA) to the list of known hosts. [ 66.980565][ T25] audit: type=1400 audit(1569802996.140:64): avc: denied { map } for pid=6802 comm="syz-executor153" path="/root/syz-executor153088314" dev="sda1" ino=16498 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 [ 73.774561][ T6817] FS-Cache: Duplicate cookie detected [ 73.780016][ T6817] FS-Cache: O-cookie c=000000002b12dbc0 [p=0000000094537182 fl=222 nc=0 na=1] [ 73.784361][ T6825] FS-Cache: Duplicate cookie detected [ 73.788864][ T6817] FS-Cache: O-cookie d=0000000069c81012 n=000000006c536276 [ 73.788869][ T6817] FS-Cache: O-key=[10] '34323934393434363439' [ 73.794225][ T6825] FS-Cache: O-cookie c=00000000fe802adf [p=0000000094537182 fl=222 nc=0 na=1] [ 73.801403][ T6817] FS-Cache: N-cookie c=0000000077f3ee3d [p=0000000094537182 fl=2 nc=0 na=1] [ 73.801406][ T6817] FS-Cache: N-cookie d=0000000069c81012 n=00000000e5bbce9a [ 73.801410][ T6817] FS-Cache: N-key=[10] '34323934393434363439' [ 73.807457][ T6825] FS-Cache: O-cookie d=0000000069c81012 n=00000000c772fdfc [ 73.829469][ T6821] FS-Cache: Duplicate cookie detected [ 73.833010][ T6825] FS-Cache: O-key=[10] '34323934393434363530' [ 73.839083][ T6821] FS-Cache: O-cookie c=000000003799c6f4 [p=0000000094537182 fl=222 nc=0 na=1] [ 73.846250][ T6825] FS-Cache: N-cookie c=000000006d126a53 [p=0000000094537182 fl=2 nc=0 na=1] [ 73.846252][ T6825] FS-Cache: N-cookie d=0000000069c81012 n=00000000455727b1 [ 73.846254][ T6825] FS-Cache: N-key=[10] '34323934393434363530' [ 73.858470][ T6820] FS-Cache: Duplicate cookie detected [ 73.866527][ T6821] FS-Cache: O-cookie d=0000000069c81012 n=000000008fe7e8d4 [ 73.866530][ T6821] FS-Cache: O-key=[10] '34323934393434363535' [ 73.875195][ T6820] FS-Cache: O-cookie c=000000002b12dbc0 [p=0000000094537182 fl=222 nc=0 na=1] [ 73.875198][ T6820] FS-Cache: O-cookie d=0000000069c81012 n=000000006c536276 [ 73.875200][ T6820] FS-Cache: O-key=[10] '34323934393434363439' [ 73.882374][ T6821] FS-Cache: N-cookie c=000000000e2c7f2f [p=0000000094537182 fl=2 nc=0 na=1] [ 73.888437][ T6820] FS-Cache: N-cookie c=000000003fede7dd [p=0000000094537182 fl=2 nc=0 na=1] [ 73.893769][ T6821] FS-Cache: N-cookie d=0000000069c81012 n=00000000cced5dc3 [ 73.893771][ T6821] FS-Cache: N-key=[10] '34323934393434363535' [ 73.900944][ T6820] FS-Cache: N-cookie d=0000000069c81012 n=000000006c2d0714 [ 73.967050][ T6820] FS-Cache: N-key=[10] '34323934393434363439' [ 74.006920][ T6824] FS-Cache: Duplicate cookie detected [ 74.012331][ T6824] FS-Cache: O-cookie c=000000003799c6f4 [p=0000000094537182 fl=222 nc=0 na=1] [ 74.015291][ T6827] FS-Cache: Duplicate cookie detected [ 74.021179][ T6824] FS-Cache: O-cookie d=0000000069c81012 n=00000000cced5dc3 [ 74.026562][ T6827] FS-Cache: O-cookie c=0000000056ccbd17 [p=0000000094537182 fl=222 nc=0 na=1] [ 74.034280][ T6824] FS-Cache: O-key=[10] '34323934393434363733' [ 74.043105][ T6827] FS-Cache: O-cookie d=0000000069c81012 n=00000000292aa767 [ 74.049145][ T6824] FS-Cache: N-cookie c=0000000077f3ee3d [p=0000000094537182 fl=2 nc=0 na=1] [ 74.056355][ T6827] FS-Cache: O-key=[10] '34323934393434363734' [ 74.065027][ T6824] FS-Cache: N-cookie d=0000000069c81012 n=000000008fe7e8d4 [ 74.071060][ T6827] FS-Cache: N-cookie c=000000007bb47be6 [p=0000000094537182 fl=2 nc=0 na=1] [ 74.078224][ T6824] FS-Cache: N-key=[10] '34323934393434363733' [ 74.086879][ T6827] FS-Cache: N-cookie d=0000000069c81012 n=00000000e0be5c83 [ 74.095393][ T6820] FS-Cache: Duplicate cookie detected [ 74.100101][ T6827] FS-Cache: N-key=[10] '34323934393434363734' [ 74.105471][ T6820] FS-Cache: O-cookie c=00000000fe802adf [p=0000000094537182 fl=222 nc=0 na=1] [ 74.120345][ T6820] FS-Cache: O-cookie d=0000000069c81012 n=00000000cd87dc64 [ 74.120548][ T6829] FS-Cache: Duplicate cookie detected [ 74.127533][ T6820] FS-Cache: O-key=[10] '34323934393434363831' [ 74.127546][ T6820] FS-Cache: N-cookie c=0000000077f3ee3d [p=0000000094537182 fl=2 nc=0 na=1] [ 74.127552][ T6820] FS-Cache: N-cookie d=0000000069c81012 n=00000000752eb3ae [ 74.132902][ T6829] FS-Cache: O-cookie c=000000003799c6f4 [p=0000000094537182 fl=222 nc=0 na=1] [ 74.138960][ T6820] FS-Cache: N-key=[10] '34323934393434363831' [ 74.147831][ T6829] FS-Cache: O-cookie d=0000000069c81012 n=00000000cced5dc3 [ 74.177132][ T6829] FS-Cache: O-key=[10] '34323934393434363733' [ 74.183187][ T6829] FS-Cache: N-cookie c=000000000e2c7f2f [p=0000000094537182 fl=2 nc=0 na=1] [ 74.191868][ T6829] FS-Cache: N-cookie d=0000000069c81012 n=00000000dcdee581 [ 74.199083][ T6829] FS-Cache: N-key=[10] '34323934393434363733' [ 80.390960][ T6809] kmemleak: 8 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811d682b60 (size 32): comm "syz-executor153", pid 6817, jiffies 4294944649 (age 16.940s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 34 39 00 00 00 00 00 00 4294944649...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811ba7b300 (size 32): comm "syz-executor153", pid 6820, jiffies 4294944649 (age 16.940s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 34 39 00 00 00 00 00 00 4294944649...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811ba7b680 (size 32): comm "syz-executor153", pid 6825, jiffies 4294944650 (age 16.930s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 35 30 00 00 00 00 00 00 4294944650...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d66c4c0 (size 32): comm "syz-executor153", pid 6821, jiffies 4294944655 (age 16.880s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 35 35 00 00 00 00 00 00 4294944655...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d682b60 (size 32): comm "syz-executor153", pid 6817, jiffies 4294944649 (age 17.880s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 34 39 00 00 00 00 00 00 4294944649...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811ba7b300 (size 32): comm "syz-executor153", pid 6820, jiffies 4294944649 (age 17.880s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 34 39 00 00 00 00 00 00 4294944649...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811ba7b680 (size 32): comm "syz-executor153", pid 6825, jiffies 4294944650 (age 17.870s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 35 30 00 00 00 00 00 00 4294944650...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d66c4c0 (size 32): comm "syz-executor153", pid 6821, jiffies 4294944655 (age 17.820s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 35 35 00 00 00 00 00 00 4294944655...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d682b60 (size 32): comm "syz-executor153", pid 6817, jiffies 4294944649 (age 18.810s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 34 39 00 00 00 00 00 00 4294944649...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811ba7b300 (size 32): comm "syz-executor153", pid 6820, jiffies 4294944649 (age 18.810s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 34 39 00 00 00 00 00 00 4294944649...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811ba7b680 (size 32): comm "syz-executor153", pid 6825, jiffies 4294944650 (age 18.800s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 35 30 00 00 00 00 00 00 4294944650...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811d66c4c0 (size 32): comm "syz-executor153", pid 6821, jiffies 4294944655 (age 18.750s) hex dump (first 32 bytes): 34 32 39 34 39 34 34 36 35 35 00 00 00 00 00 00 4294944655...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000097074d50>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005103ae16>] v9fs_cache_session_get_cookie+0xa6/0x110 [<00000000c764e792>] v9fs_session_init+0x5c3/0x880 [<000000009e82ccc6>] v9fs_mount+0x5e/0x3c0 [<000000002023d149>] legacy_get_tree+0x27/0x80 [<00000000d5f4b3b7>] vfs_get_tree+0x2d/0xe0 [<00000000d08d2538>] do_mount+0x95f/0xc60 [<000000006722a88f>] ksys_mount+0xab/0x120 [<000000005af6ca9b>] __x64_sys_mount+0x26/0x30 [<00000000e8001d09>] do_syscall_64+0x73/0x1f0 [<000000008b0583ef>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program executing program executing program