[ 24.430835][ T22] audit: type=1804 audit(1569928305.268:46): pid=1 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 [ 24.451860][ T22] audit: type=1804 audit(1569928305.288:47): pid=6811 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 [ 24.472615][ T22] audit: type=1804 audit(1569928305.288:48): pid=6813 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 [ 24.493179][ T22] audit: type=1804 audit(1569928305.308:49): pid=6807 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 [ 24.515040][ T22] audit: type=1804 audit(1569928305.328:50): pid=6808 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 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 35.941729][ T22] kauditd_printk_skb: 11 callbacks suppressed [ 35.941736][ T22] audit: type=1400 audit(1569928316.778:62): avc: denied { map } for pid=6828 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 '10.128.10.21' (ECDSA) to the list of known hosts. [ 41.776656][ T22] audit: type=1400 audit(1569928322.608:63): avc: denied { map } for pid=6841 comm="syz-executor033" path="/root/syz-executor033482087" dev="sda1" ino=16504 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 [ 48.594240][ T6851] FS-Cache: Duplicate cookie detected [ 48.599702][ T6851] FS-Cache: O-cookie c=0000000043379011 [p=00000000412d1417 fl=222 nc=0 na=1] [ 48.608687][ T6851] FS-Cache: O-cookie d=000000004b934776 n=0000000073ccdd54 [ 48.615981][ T6851] FS-Cache: O-key=[2] '3970' [ 48.620565][ T6851] FS-Cache: N-cookie c=0000000079d44d07 [p=00000000412d1417 fl=2 nc=0 na=1] [ 48.629648][ T6851] FS-Cache: N-cookie d=000000004b934776 n=00000000906cfb42 [ 48.636820][ T6851] FS-Cache: N-key=[2] '3970' [ 48.641387][ T6855] FS-Cache: Duplicate cookie detected [ 48.646765][ T6855] FS-Cache: O-cookie c=0000000043379011 [p=00000000412d1417 fl=222 nc=0 na=1] [ 48.655608][ T6855] FS-Cache: O-cookie d=000000004b934776 n=0000000073ccdd54 [ 48.662793][ T6855] FS-Cache: O-key=[2] '3970' [ 48.667356][ T6855] FS-Cache: N-cookie c=0000000091fc51db [p=00000000412d1417 fl=2 nc=0 na=1] [ 48.676362][ T6855] FS-Cache: N-cookie d=000000004b934776 n=0000000094d8c2f2 [ 48.683546][ T6855] FS-Cache: N-key=[2] '3970' [ 48.688105][ T6852] FS-Cache: Duplicate cookie detected [ 48.693487][ T6852] FS-Cache: O-cookie c=0000000043379011 [p=00000000412d1417 fl=222 nc=0 na=1] [ 48.702333][ T6852] FS-Cache: O-cookie d=000000004b934776 n=0000000073ccdd54 [ 48.709504][ T6852] FS-Cache: O-key=[2] '3970' [ 48.714062][ T6852] FS-Cache: N-cookie c=0000000079d44d07 [p=00000000412d1417 fl=2 nc=0 na=1] [ 48.722717][ T6852] FS-Cache: N-cookie d=000000004b934776 n=00000000c4ab4453 [ 48.729900][ T6852] FS-Cache: N-key=[2] '3970' [ 48.734473][ T6853] FS-Cache: Duplicate cookie detected [ 48.739870][ T6853] FS-Cache: O-cookie c=0000000043379011 [p=00000000412d1417 fl=222 nc=0 na=1] [ 48.748694][ T6853] FS-Cache: O-cookie d=000000004b934776 n=0000000073ccdd54 [ 48.755903][ T6853] FS-Cache: O-key=[2] '3970' [ 48.760491][ T6853] FS-Cache: N-cookie c=00000000c9611ac5 [p=00000000412d1417 fl=2 nc=0 na=1] [ 48.769147][ T6853] FS-Cache: N-cookie d=000000004b934776 n=00000000976d2e11 [ 48.776325][ T6853] FS-Cache: N-key=[2] '3970' [ 48.781250][ T6854] FS-Cache: Duplicate cookie detected [ 48.786626][ T6854] FS-Cache: O-cookie c=0000000043379011 [p=00000000412d1417 fl=222 nc=0 na=1] [ 48.795457][ T6854] FS-Cache: O-cookie d=000000004b934776 n=0000000073ccdd54 [ 48.802648][ T6854] FS-Cache: O-key=[2] '3970' [ 48.807208][ T6854] FS-Cache: N-cookie c=00000000b4b04bb5 [p=00000000412d1417 fl=2 nc=0 na=1] [ 48.815864][ T6854] FS-Cache: N-cookie d=000000004b934776 n=0000000082ddb10f [ 48.823052][ T6854] FS-Cache: N-key=[2] '3970' [ 48.828252][ T6856] FS-Cache: Duplicate cookie detected [ 48.833663][ T6856] FS-Cache: O-cookie c=0000000043379011 [p=00000000412d1417 fl=222 nc=0 na=1] [ 48.842491][ T6856] FS-Cache: O-cookie d=0000000056e6cca7 n=0000000056e6cca7 [ 48.849703][ T6856] FS-Cache: O-key=[2] '3970' [ 48.854267][ T6856] FS-Cache: N-cookie c=0000000057c1424b [p=00000000412d1417 fl=2 nc=0 na=1] [ 48.862918][ T6856] FS-Cache: N-cookie d=000000004b934776 n=00000000266a2e91 [ 48.870083][ T6856] FS-Cache: N-key=[2] '3970' [ 55.084811][ T6845] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811a3992a0 (size 32): comm "syz-executor033", pid 6851, jiffies 4294942133 (age 18.630s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 6e 65 6c 5f 74 3a 73 30 00 00 00 0000.nel_t:s0... backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811b67f440 (size 32): comm "syz-executor033", pid 6852, jiffies 4294942135 (age 18.610s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888122091a60 (size 32): comm "syz-executor033", pid 6856, jiffies 4294942135 (age 18.610s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811eacb7e0 (size 32): comm "syz-executor033", pid 6853, jiffies 4294942135 (age 18.610s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a3992a0 (size 32): comm "syz-executor033", pid 6851, jiffies 4294942133 (age 18.680s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 6e 65 6c 5f 74 3a 73 30 00 00 00 0000.nel_t:s0... backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811b67f440 (size 32): comm "syz-executor033", pid 6852, jiffies 4294942135 (age 18.660s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888122091a60 (size 32): comm "syz-executor033", pid 6856, jiffies 4294942135 (age 18.660s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811eacb7e0 (size 32): comm "syz-executor033", pid 6853, jiffies 4294942135 (age 18.660s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a3992a0 (size 32): comm "syz-executor033", pid 6851, jiffies 4294942133 (age 18.760s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 6e 65 6c 5f 74 3a 73 30 00 00 00 0000.nel_t:s0... backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811b67f440 (size 32): comm "syz-executor033", pid 6852, jiffies 4294942135 (age 18.740s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888122091a60 (size 32): comm "syz-executor033", pid 6856, jiffies 4294942135 (age 18.740s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811eacb7e0 (size 32): comm "syz-executor033", pid 6853, jiffies 4294942135 (age 18.740s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a3992a0 (size 32): comm "syz-executor033", pid 6851, jiffies 4294942133 (age 18.840s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 6e 65 6c 5f 74 3a 73 30 00 00 00 0000.nel_t:s0... backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811b67f440 (size 32): comm "syz-executor033", pid 6852, jiffies 4294942135 (age 18.820s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888122091a60 (size 32): comm "syz-executor033", pid 6856, jiffies 4294942135 (age 18.820s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811eacb7e0 (size 32): comm "syz-executor033", pid 6853, jiffies 4294942135 (age 18.820s) hex dump (first 32 bytes): 39 70 00 30 30 30 30 30 30 30 30 30 30 30 30 30 9p.0000000000000 30 30 30 30 00 00 00 00 00 00 00 00 00 00 00 00 0000............ backtrace: [<000000003ce38c64>] __kmalloc_track_caller+0x165/0x300 [<00000000aee10e0b>] kmemdup_nul+0x31/0x80 [<00000000a50ce0ff>] match_strdup+0x21/0x30 [<000000003ebb32e3>] v9fs_session_init+0x29e/0x880 [<00000000de465a9c>] v9fs_mount+0x5e/0x3c0 [<0000000032eeb915>] legacy_get_tree+0x27/0x80 [<0000000014595f0a>] vfs_get_tree+0x2d/0xe0 [<000000002bb6bf62>] do_mount+0x95f/0xc60 [<000000001c4e28c7>] ksys_mount+0xab/0x120 [<00000000f210e243>] __x64_sys_mount+0x26/0x30 [<00000000ff545ec9>] do_syscall_64+0x73/0x1f0 [<00000000db9d08b9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program executing program executing program [ 74.473987][ T6864] FS-Cache: Duplicate cookie detected [ 74.479417][ T6864] FS-Cache: O-cookie c=00000000896b1eae [p=00000000412d1417 fl=222 nc=0 na=1] [ 74.488241][ T6864] FS-Cache: O-cookie d=000000004b934776 n=00000000b54731c0 [ 74.495437][ T6864] FS-Cache: O-key=[2] '3970' [ 74.500022][ T6864] FS-Cache: N-cookie c=0000000049dad6a4 [p=00000000412d1417 fl=2 nc=0 na=1] [ 74.508669][ T6864] FS-Cache: N-cookie d=000000004b934776 n=0000000018998933 [ 74.515858][ T6864] FS-Cache: N-key=[2] '3970'