2022/12/08 19:20:08 executed programs: 71
BUG: memory leak
unreferenced object 0xffff8881193f9600 (size 512):
  comm "syz-executor.0", pid 4230, jiffies 4295067351 (age 9.630s)
  hex dump (first 32 bytes):
    07 55 9d 85 ff ff ff ff 54 2b 3a 1d 81 88 ff ff  .U......T+:.....
    04 00 00 00 a4 01 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff814ee587>] __do_kmalloc_node mm/slab_common.c:954 [inline]
    [<ffffffff814ee587>] __kmalloc_node_track_caller+0x47/0x120 mm/slab_common.c:975
    [<ffffffff814de7a8>] kmemdup+0x28/0x60 mm/util.c:129
    [<ffffffff821fc0eb>] kmemdup include/linux/fortify-string.h:585 [inline]
    [<ffffffff821fc0eb>] setup_mq_sysctls+0x4b/0x1c0 ipc/mq_sysctl.c:89
    [<ffffffff821fbe19>] create_ipc_ns ipc/namespace.c:63 [inline]
    [<ffffffff821fbe19>] copy_ipcs+0x299/0x3c0 ipc/namespace.c:97
    [<ffffffff8129ea2c>] create_new_namespaces+0xdc/0x4f0 kernel/nsproxy.c:90
    [<ffffffff8129f44b>] unshare_nsproxy_namespaces+0x9b/0x120 kernel/nsproxy.c:226
    [<ffffffff8125f86e>] ksys_unshare+0x2fe/0x600 kernel/fork.c:3188
    [<ffffffff8125fb82>] __do_sys_unshare kernel/fork.c:3259 [inline]
    [<ffffffff8125fb82>] __se_sys_unshare kernel/fork.c:3257 [inline]
    [<ffffffff8125fb82>] __x64_sys_unshare+0x12/0x20 kernel/fork.c:3257
    [<ffffffff8485c5d5>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff8485c5d5>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84a00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811a3ba900 (size 256):
  comm "syz-executor.0", pid 4230, jiffies 4295067351 (age 9.630s)
  hex dump (first 32 bytes):
    00 96 3f 19 81 88 ff ff 00 00 00 00 01 00 00 00  ..?.............
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff814ee866>] __do_kmalloc_node mm/slab_common.c:954 [inline]
    [<ffffffff814ee866>] __kmalloc+0x46/0x120 mm/slab_common.c:968
    [<ffffffff816ff35b>] kmalloc include/linux/slab.h:558 [inline]
    [<ffffffff816ff35b>] kzalloc include/linux/slab.h:689 [inline]
    [<ffffffff816ff35b>] __register_sysctl_table+0x7b/0x7f0 fs/proc/proc_sysctl.c:1337
    [<ffffffff821fc1ca>] setup_mq_sysctls+0x12a/0x1c0 ipc/mq_sysctl.c:112
    [<ffffffff821fbe19>] create_ipc_ns ipc/namespace.c:63 [inline]
    [<ffffffff821fbe19>] copy_ipcs+0x299/0x3c0 ipc/namespace.c:97
    [<ffffffff8129ea2c>] create_new_namespaces+0xdc/0x4f0 kernel/nsproxy.c:90
    [<ffffffff8129f44b>] unshare_nsproxy_namespaces+0x9b/0x120 kernel/nsproxy.c:226
    [<ffffffff8125f86e>] ksys_unshare+0x2fe/0x600 kernel/fork.c:3188
    [<ffffffff8125fb82>] __do_sys_unshare kernel/fork.c:3259 [inline]
    [<ffffffff8125fb82>] __se_sys_unshare kernel/fork.c:3257 [inline]
    [<ffffffff8125fb82>] __x64_sys_unshare+0x12/0x20 kernel/fork.c:3257
    [<ffffffff8485c5d5>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff8485c5d5>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84a00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811cba7800 (size 256):
  comm "syz-executor.0", pid 4230, jiffies 4295067351 (age 9.630s)
  hex dump (first 32 bytes):
    78 78 ba 1c 81 88 ff ff 00 00 00 00 01 00 00 00  xx..............
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff814ee866>] __do_kmalloc_node mm/slab_common.c:954 [inline]
    [<ffffffff814ee866>] __kmalloc+0x46/0x120 mm/slab_common.c:968
    [<ffffffff816ff889>] kmalloc include/linux/slab.h:558 [inline]
    [<ffffffff816ff889>] kzalloc include/linux/slab.h:689 [inline]
    [<ffffffff816ff889>] new_dir fs/proc/proc_sysctl.c:971 [inline]
    [<ffffffff816ff889>] get_subdir fs/proc/proc_sysctl.c:1015 [inline]
    [<ffffffff816ff889>] __register_sysctl_table+0x5a9/0x7f0 fs/proc/proc_sysctl.c:1366
    [<ffffffff821fc1ca>] setup_mq_sysctls+0x12a/0x1c0 ipc/mq_sysctl.c:112
    [<ffffffff821fbe19>] create_ipc_ns ipc/namespace.c:63 [inline]
    [<ffffffff821fbe19>] copy_ipcs+0x299/0x3c0 ipc/namespace.c:97
    [<ffffffff8129ea2c>] create_new_namespaces+0xdc/0x4f0 kernel/nsproxy.c:90
    [<ffffffff8129f44b>] unshare_nsproxy_namespaces+0x9b/0x120 kernel/nsproxy.c:226
    [<ffffffff8125f86e>] ksys_unshare+0x2fe/0x600 kernel/fork.c:3188
    [<ffffffff8125fb82>] __do_sys_unshare kernel/fork.c:3259 [inline]
    [<ffffffff8125fb82>] __se_sys_unshare kernel/fork.c:3257 [inline]
    [<ffffffff8125fb82>] __x64_sys_unshare+0x12/0x20 kernel/fork.c:3257
    [<ffffffff8485c5d5>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff8485c5d5>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84a00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811cba7900 (size 256):
  comm "syz-executor.0", pid 4230, jiffies 4295067351 (age 9.630s)
  hex dump (first 32 bytes):
    78 79 ba 1c 81 88 ff ff 00 00 00 00 01 00 00 00  xy..............
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff814ee866>] __do_kmalloc_node mm/slab_common.c:954 [inline]
    [<ffffffff814ee866>] __kmalloc+0x46/0x120 mm/slab_common.c:968
    [<ffffffff816ff889>] kmalloc include/linux/slab.h:558 [inline]
    [<ffffffff816ff889>] kzalloc include/linux/slab.h:689 [inline]
    [<ffffffff816ff889>] new_dir fs/proc/proc_sysctl.c:971 [inline]
    [<ffffffff816ff889>] get_subdir fs/proc/proc_sysctl.c:1015 [inline]
    [<ffffffff816ff889>] __register_sysctl_table+0x5a9/0x7f0 fs/proc/proc_sysctl.c:1366
    [<ffffffff821fc1ca>] setup_mq_sysctls+0x12a/0x1c0 ipc/mq_sysctl.c:112
    [<ffffffff821fbe19>] create_ipc_ns ipc/namespace.c:63 [inline]
    [<ffffffff821fbe19>] copy_ipcs+0x299/0x3c0 ipc/namespace.c:97
    [<ffffffff8129ea2c>] create_new_namespaces+0xdc/0x4f0 kernel/nsproxy.c:90
    [<ffffffff8129f44b>] unshare_nsproxy_namespaces+0x9b/0x120 kernel/nsproxy.c:226
    [<ffffffff8125f86e>] ksys_unshare+0x2fe/0x600 kernel/fork.c:3188
    [<ffffffff8125fb82>] __do_sys_unshare kernel/fork.c:3259 [inline]
    [<ffffffff8125fb82>] __se_sys_unshare kernel/fork.c:3257 [inline]
    [<ffffffff8125fb82>] __x64_sys_unshare+0x12/0x20 kernel/fork.c:3257
    [<ffffffff8485c5d5>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff8485c5d5>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84a00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd