5] audit: type=1400 audit(1580853813.699:43): avc: denied { integrity } for pid=7210 comm="syz-executor547" lockdown_reason="debugfs access" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=lockdown permissive=1 executing program executing program BUG: memory leak unreferenced object 0xffff888117f2cac0 (size 64): comm "syz-executor547", pid 7211, jiffies 4294943300 (age 13.730s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 10 16 02 00 c9 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000095d94771>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<0000000095d94771>] slab_post_alloc_hook mm/slab.h:586 [inline] [<0000000095d94771>] slab_alloc mm/slab.c:3320 [inline] [<0000000095d94771>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3549 [<00000000c031d71c>] kmalloc include/linux/slab.h:555 [inline] [<00000000c031d71c>] kzalloc include/linux/slab.h:669 [inline] [<00000000c031d71c>] snd_pcm_lib_malloc_pages+0x12b/0x200 sound/core/pcm_memory.c:404 [<00000000aae4fea8>] snd_pcm_hw_params+0x720/0x830 sound/core/pcm_native.c:691 [<00000000c3659474>] snd_pcm_kernel_ioctl+0xb5/0x170 sound/core/pcm_native.c:3238 [<00000000c6d9e31e>] snd_pcm_oss_change_params_locked+0x745/0x1140 sound/core/oss/pcm_oss.c:944 [<000000002c8106b1>] snd_pcm_oss_change_params+0x43/0x80 sound/core/oss/pcm_oss.c:1087 [<00000000360deea3>] snd_pcm_oss_make_ready+0x55/0xc0 sound/core/oss/pcm_oss.c:1146 [<00000000bd9969e8>] snd_pcm_oss_sync.isra.0+0x137/0x310 sound/core/oss/pcm_oss.c:1641 [<00000000d8e452d2>] snd_pcm_oss_release+0xef/0x100 sound/core/oss/pcm_oss.c:2545 [<0000000005b8179e>] __fput+0xed/0x300 fs/file_table.c:280 [<00000000a73b5a10>] ____fput+0x16/0x20 fs/file_table.c:313 [<000000000e7a982e>] task_work_run+0x9d/0xc0 kernel/task_work.c:113 [<00000000dafc5865>] exit_task_work include/linux/task_work.h:22 [inline] [<00000000dafc5865>] do_exit+0x3fa/0xe20 kernel/exit.c:801 [<000000000dea1f43>] do_group_exit+0x4b/0xe0 kernel/exit.c:899 [<0000000071594090>] __do_sys_exit_group kernel/exit.c:910 [inline] [<0000000071594090>] __se_sys_exit_group kernel/exit.c:908 [inline] [<0000000071594090>] __x64_sys_exit_group+0x1c/0x20 kernel/exit.c:908 [<00000000edfc072d>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 BUG: memory leak unreferenced object 0xffff888117f2cdc0 (size 64): comm "syz-executor547", pid 7211, jiffies 4294943301 (age 13.720s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 10 5f 02 00 c9 ff ff 00 00 00 00 00 00 00 00 .._............. backtrace: [<0000000095d94771>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<0000000095d94771>] slab_post_alloc_hook mm/slab.h:586 [inline] [<0000000095d94771>] slab_alloc mm/slab.c:3320 [inline] [<0000000095d94771>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3549 [<00000000c031d71c>] kmalloc include/linux/slab.h:555 [inline] [<00000000c031d71c>] kzalloc include/linux/slab.h:669 [inline] [<00000000c031d71c>] snd_pcm_lib_malloc_pages+0x12b/0x200 sound/core/pcm_memory.c:404 [<00000000aae4fea8>] snd_pcm_hw_params+0x720/0x830 sound/core/pcm_native.c:691 [<00000000c3659474>] snd_pcm_kernel_ioctl+0xb5/0x170 sound/core/pcm_native.c:3238 [<00000000c6d9e31e>] snd_pcm_oss_change_params_locked+0x745/0x1140 sound/core/oss/pcm_oss.c:944 [<000000002c8106b1>] snd_pcm_oss_change_params+0x43/0x80 sound/core/oss/pcm_oss.c:1087 [<00000000360deea3>] snd_pcm_oss_make_ready+0x55/0xc0 sound/core/oss/pcm_oss.c:1146 [<00000000fe5d6829>] snd_pcm_oss_sync.isra.0+0xb8/0x310 sound/core/oss/pcm_oss.c:1707 [<00000000d8e452d2>] snd_pcm_oss_release+0xef/0x100 sound/core/oss/pcm_oss.c:2545 [<0000000005b8179e>] __fput+0xed/0x300 fs/file_table.c:280 [<00000000a73b5a10>] ____fput+0x16/0x20 fs/file_table.c:313 [<000000000e7a982e>] task_work_run+0x9d/0xc0 kernel/task_work.c:113 [<00000000dafc5865>] exit_task_work include/linux/task_work.h:22 [inline] [<00000000dafc5865>] do_exit+0x3fa/0xe20 kernel/exit.c:801 [<000000000dea1f43>] do_group_exit+0x4b/0xe0 kernel/exit.c:899 [<0000000071594090>] __do_sys_exit_group kernel/exit.c:910 [inline] [<0000000071594090>] __se_sys_exit_group kernel/exit.c:908 [inline] [<0000000071594090>] __x64_sys_exit_group+0x1c/0x20 kernel/exit.c:908 [<00000000edfc072d>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 BUG: memory leak unreferenced object 0xffff888117f2ca00 (size 64): comm "syz-executor547", pid 7212, jiffies 4294943888 (age 7.850s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 d0 6e 03 00 c9 ff ff 00 00 00 00 00 00 00 00 ..n............. backtrace: [<0000000095d94771>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<0000000095d94771>] slab_post_alloc_hook mm/slab.h:586 [inline] [<0000000095d94771>] slab_alloc mm/slab.c:3320 [inline] [<0000000095d94771>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3549 [<00000000c031d71c>] kmalloc include/linux/slab.h:555 [inline] [<00000000c031d71c>] kzalloc include/linux/slab.h:669 [inline] [<00000000c031d71c>] snd_pcm_lib_malloc_pages+0x12b/0x200 sound/core/pcm_memory.c:404 [<00000000aae4fea8>] snd_pcm_hw_params+0x720/0x830 sound/core/pcm_native.c:691 [<00000000c3659474>] snd_pcm_kernel_ioctl+0xb5/0x170 sound/core/pcm_native.c:3238 [<00000000c6d9e31e>] snd_pcm_oss_change_params_locked+0x745/0x1140 sound/core/oss/pcm_oss.c:944 [<000000002c8106b1>] snd_pcm_oss_change_params+0x43/0x80 sound/core/oss/pcm_oss.c:1087 [<00000000360deea3>] snd_pcm_oss_make_ready+0x55/0xc0 sound/core/oss/pcm_oss.c:1146 [<00000000bd9969e8>] snd_pcm_oss_sync.isra.0+0x137/0x310 sound/core/oss/pcm_oss.c:1641 [<00000000d8e452d2>] snd_pcm_oss_release+0xef/0x100 sound/core/oss/pcm_oss.c:2545 [<0000000005b8179e>] __fput+0xed/0x300 fs/file_table.c:280 [<00000000a73b5a10>] ____fput+0x16/0x20 fs/file_table.c:313 [<000000000e7a982e>] task_work_run+0x9d/0xc0 kernel/task_work.c:113 [<00000000dafc5865>] exit_task_work include/linux/task_work.h:22 [inline] [<00000000dafc5865>] do_exit+0x3fa/0xe20 kernel/exit.c:801 [<000000000dea1f43>] do_group_exit+0x4b/0xe0 kernel/exit.c:899 [<0000000071594090>] __do_sys_exit_group kernel/exit.c:910 [inline] [<0000000071594090>] __se_sys_exit_group kernel/exit.c:908 [inline] [<0000000071594090>] __x64_sys_exit_group+0x1c/0x20 kernel/exit.c:908 [<00000000edfc072d>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294