[ 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 '10.128.0.172' (ECDSA) to the list of known hosts. syzkaller login: [ 136.822294][ T25] audit: type=1400 audit(1595666714.026:8): avc: denied { execmem } for pid=6431 comm="syz-executor216" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 executing program executing program executing program executing program executing program [ 143.997783][ T6437] FS-Cache: Duplicate cookie detected [ 144.003238][ T6437] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.012075][ T6437] FS-Cache: O-cookie d=0000000055ea3f22 n=00000000fdfad6d5 [ 144.019250][ T6437] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.041582][ T6437] FS-Cache: N-cookie c=000000001638823a [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.050230][ T6437] FS-Cache: N-cookie d=0000000055ea3f22 n=00000000a95716b7 [ 144.057394][ T6437] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.079732][ T6447] FS-Cache: Duplicate cookie detected [ 144.085110][ T6447] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.093951][ T6447] FS-Cache: O-cookie d=0000000055ea3f22 n=00000000fdfad6d5 [ 144.101137][ T6447] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.123480][ T6447] FS-Cache: N-cookie c=00000000fa05219d [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.132142][ T6447] FS-Cache: N-cookie d=0000000055ea3f22 n=00000000df0c6f1f executing program executing program executing program [ 144.139311][ T6447] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.161664][ T6446] FS-Cache: Duplicate cookie detected [ 144.167076][ T6446] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.175923][ T6446] FS-Cache: O-cookie d=0000000055ea3f22 n=00000000fdfad6d5 [ 144.183089][ T6446] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.205522][ T6446] FS-Cache: N-cookie c=00000000f0b656b1 [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.214161][ T6446] FS-Cache: N-cookie d=0000000055ea3f22 n=00000000b10ca37e [ 144.221326][ T6446] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.243643][ T6449] FS-Cache: Duplicate cookie detected [ 144.249020][ T6449] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.257843][ T6449] FS-Cache: O-cookie d=0000000055ea3f22 n=00000000fdfad6d5 [ 144.265005][ T6449] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.287438][ T6449] FS-Cache: N-cookie c=000000001abe2906 [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.296084][ T6449] FS-Cache: N-cookie d=0000000055ea3f22 n=00000000155a680c [ 144.303274][ T6449] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.326016][ T6442] FS-Cache: Duplicate cookie detected [ 144.331417][ T6442] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.340266][ T6442] FS-Cache: O-cookie d=0000000055ea3f22 n=00000000fdfad6d5 [ 144.347448][ T6442] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.369825][ T6442] FS-Cache: N-cookie c=00000000c6e708ed [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.378500][ T6442] FS-Cache: N-cookie d=0000000055ea3f22 n=000000006225498e [ 144.385659][ T6442] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.408055][ T6443] FS-Cache: Duplicate cookie detected [ 144.413431][ T6443] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.422281][ T6443] FS-Cache: O-cookie d=0000000055ea3f22 n=00000000fdfad6d5 [ 144.429461][ T6443] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.451821][ T6443] FS-Cache: N-cookie c=00000000b4b66fc0 [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.460466][ T6443] FS-Cache: N-cookie d=0000000055ea3f22 n=0000000094c77267 [ 144.467641][ T6443] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.495163][ T6444] FS-Cache: Duplicate cookie detected [ 144.500546][ T6444] FS-Cache: O-cookie c=0000000034350928 [p=00000000d121b3da fl=222 nc=0 na=1] [ 144.509380][ T6444] FS-Cache: O-cookie d=0000000000000000 n=0000000000000000 [ 144.516550][ T6444] FS-Cache: O-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 144.538883][ T6444] FS-Cache: N-cookie c=00000000acc3cf6e [p=00000000d121b3da fl=2 nc=0 na=1] [ 144.547638][ T6444] FS-Cache: N-cookie d=0000000055ea3f22 n=00000000e61b414e [ 144.554796][ T6444] FS-Cache: N-key=[103] '312fffffff7fa05968e7e895402d2d5e27eebc858956d708c73eb4c93d2e11e51c408e9273275871acb47083f17a945f01839e6d05619149db8770a0337c58b23921fb0308f7da165802b17ba4d8a0c4e8af8358f73327f4394cddaaa9f563eb097758ef18ae9a' [ 150.266341][ T6435] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 21.770s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 22.980s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 24.190s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 25.420s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 26.620s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 27.840s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811bc51f00 (size 128): comm "syz-executor216", pid 6442, jiffies 4294951677 (age 30.150s) hex dump (first 32 bytes): 31 2f ff ff ff 7f a0 59 68 e7 e8 95 40 2d 2d 5e 1/.....Yh...@--^ 27 ee bc 85 89 56 d7 08 c7 3e b4 c9 3d 2e 11 e5 '....V...>..=... backtrace: [<000000005046d0a0>] kmemdup_nul+0x2d/0x70 [<00000000f07b6da1>] v9fs_session_init+0x288/0x840 [<00000000cc8c0325>] v9fs_mount+0x56/0x390 [<000000003b3be20f>] legacy_get_tree+0x26/0x70 [<000000006fd88ea2>] vfs_get_tree+0x28/0xe0 [<0000000027b3f87c>] do_mount+0xa63/0xe40 [<0000000000b41d39>] __x64_sys_mount+0xb0/0x120 [<00000000efdcfca9>] do_syscall_64+0x4c/0xe0 [<00000000c364b4b8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program