* memory leak in copy_net_ns
@ 2019-09-24 21:29 syzbot
2019-10-19 3:43 ` Takeshi Misawa
0 siblings, 1 reply; 3+ messages in thread
From: syzbot @ 2019-09-24 21:29 UTC (permalink / raw)
To: a.p.zijlstra, acme, andi, davem, dhowells, dsahern,
jakub.kicinski, johannes.berg, jolsa, linux-kernel, namhyung,
netdev, nicolas.dichtel, syzkaller-bugs, tyhicks, willy
Hello,
syzbot found the following crash on:
HEAD commit: 5ad18b2e Merge branch 'siginfo-linus' of git://git.kernel...
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=1239e6a0600000
kernel config: https://syzkaller.appspot.com/x/.config?x=13fb75d3ba8bfd9
dashboard link: https://syzkaller.appspot.com/bug?extid=3b3296d032353c33184b
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=116c6a87a00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14587d10600000
The bug was bisected to:
commit 195bc0f8443d8d564ae95d2e9c19ac0edfd647c3
Author: Namhyung Kim <namhyung@kernel.org>
Date: Tue Sep 13 07:45:50 2016 +0000
perf ui/stdio: Rename print_hierarchy_header()
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16162df0600000
final crash: https://syzkaller.appspot.com/x/report.txt?x=15162df0600000
console output: https://syzkaller.appspot.com/x/log.txt?x=11162df0600000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+3b3296d032353c33184b@syzkaller.appspotmail.com
Fixes: 195bc0f8443d ("perf ui/stdio: Rename print_hierarchy_header()")
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.400s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.390s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.220s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.220s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.470s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.460s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.290s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.290s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.550s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.540s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.370s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.370s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.620s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.610s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.440s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.440s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.690s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.680s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.510s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.510s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.760s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.750s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.580s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.580s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.840s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.830s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.660s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.660s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.910s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811cfb2080 (size 96):
comm "syz-executor902", pid 7069, jiffies 4294944351 (age 28.900s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 50 4d bc 82 ff ff ff ff ........PM......
00 00 00 00 00 00 00 00 00 39 bc 82 ff ff ff ff .........9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
BUG: memory leak
unreferenced object 0xffff888115e047c0 (size 32):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.730s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0
arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
BUG: memory leak
unreferenced object 0xffff88811ccd4e80 (size 96):
comm "syz-executor902", pid 7079, jiffies 4294944368 (age 28.730s)
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 c0 4d bc 82 ff ff ff ff .........M......
00 00 00 00 00 00 00 00 70 39 bc 82 ff ff ff ff ........p9......
backtrace:
[<00000000b0b6ab9a>] kmemleak_alloc_recursive
include/linux/kmemleak.h:43 [inline]
[<00000000b0b6ab9a>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000b0b6ab9a>] slab_alloc_node mm/slab.c:3269 [inline]
[<00000000b0b6ab9a>] kmem_cache_alloc_node_trace+0x15b/0x2a0
mm/slab.c:3597
[<00000000f96917f7>] __do_kmalloc_node mm/slab.c:3619 [inline]
[<00000000f96917f7>] __kmalloc_node+0x38/0x50 mm/slab.c:3627
[<0000000032c54692>] kmalloc_node include/linux/slab.h:590 [inline]
[<0000000032c54692>] kvmalloc_node+0x4a/0xd0 mm/util.c:431
[<00000000cdbb5464>] kvmalloc include/linux/mm.h:648 [inline]
[<00000000cdbb5464>] kvzalloc include/linux/mm.h:656 [inline]
[<00000000cdbb5464>] allocate_hook_entries_size+0x3b/0x60
net/netfilter/core.c:61
[<00000000ca33d229>] nf_hook_entries_grow+0xae/0x270
net/netfilter/core.c:128
[<000000003b071c4d>] __nf_register_net_hook+0x9a/0x170
net/netfilter/core.c:337
[<00000000d9c14042>] nf_register_net_hook+0x34/0xc0
net/netfilter/core.c:464
[<000000004119a586>] nf_register_net_hooks+0x53/0xc0
net/netfilter/core.c:480
[<000000004957a648>] __ip_vs_init+0xe8/0x170
net/netfilter/ipvs/ip_vs_core.c:2280
[<0000000044bb7165>] ops_init+0x4c/0x160 net/core/net_namespace.c:137
[<000000002d8e331b>] setup_net+0xde/0x230 net/core/net_namespace.c:323
[<000000003547ad16>] copy_net_ns+0x123/0x220
net/core/net_namespace.c:458
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0
kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100
kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.
syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
syzbot can test patches for this bug, for details see:
https://goo.gl/tpsmEJ#testing-patches
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: memory leak in copy_net_ns
2019-09-24 21:29 memory leak in copy_net_ns syzbot
@ 2019-10-19 3:43 ` Takeshi Misawa
2019-10-19 4:00 ` syzbot
0 siblings, 1 reply; 3+ messages in thread
From: Takeshi Misawa @ 2019-10-19 3:43 UTC (permalink / raw)
To: syzbot
Cc: a.p.zijlstra, acme, andi, David S. Miller, dhowells, dsahern,
jakub.kicinski, johannes.berg, jolsa, linux-kernel, namhyung,
netdev, nicolas.dichtel, syzkaller-bugs, tyhicks, willy
[-- Attachment #1: Type: text/plain, Size: 56 bytes --]
#syz test: https://github.com/google/kasan.git 43b815c6
[-- Attachment #2: 0001-keys-Fix-memory-leak-in-copy_net_ns.patch --]
[-- Type: text/x-diff, Size: 2674 bytes --]
From 366b85e1555a8ef4d0f0759c2da8d8dff4598ace Mon Sep 17 00:00:00 2001
From: Takeshi Misawa <jeliantsurux@gmail.com>
Date: Sat, 19 Oct 2019 11:44:45 +0900
Subject: [PATCH] keys: Fix memory leak in copy_net_ns
If copy_net_ns() failed after net_alloc(), net->key_domain is leaked.
Fix this, by freeing key_domain in error path.
syzbot report:
BUG: memory leak
unreferenced object 0xffff8881175007e0 (size 32):
comm "syz-executor902", pid 7069, jiffies 4294944350 (age 28.400s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<00000000a83ed741>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
[<00000000a83ed741>] slab_post_alloc_hook mm/slab.h:439 [inline]
[<00000000a83ed741>] slab_alloc mm/slab.c:3326 [inline]
[<00000000a83ed741>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
[<0000000059fc92b9>] kmalloc include/linux/slab.h:547 [inline]
[<0000000059fc92b9>] kzalloc include/linux/slab.h:742 [inline]
[<0000000059fc92b9>] net_alloc net/core/net_namespace.c:398 [inline]
[<0000000059fc92b9>] copy_net_ns+0xb2/0x220 net/core/net_namespace.c:445
[<00000000a9d74bbc>] create_new_namespaces+0x141/0x2a0 kernel/nsproxy.c:103
[<000000008047d645>] unshare_nsproxy_namespaces+0x7f/0x100 kernel/nsproxy.c:202
[<000000005993ea6e>] ksys_unshare+0x236/0x490 kernel/fork.c:2674
[<0000000019417e75>] __do_sys_unshare kernel/fork.c:2742 [inline]
[<0000000019417e75>] __se_sys_unshare kernel/fork.c:2740 [inline]
[<0000000019417e75>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740
[<00000000f4c5f2c8>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
[<0000000038550184>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
syzbot reported other leak in copy_net_ns -> setup_net.
This problem is already fixed by cf47a0b882a4e5f6b34c7949d7b293e9287f1972.
sysbot link:
https://syzkaller.appspot.com/bug?id=3babacc2ed6bddb8e168d022ef77d32db0e05ea6
Fixes: 9b242610514f ("keys: Network namespace domain tag")
Reported-by: syzbot+3b3296d032353c33184b@syzkaller.appspotmail.com
Signed-off-by: Takeshi Misawa <jeliantsurux@gmail.com>
---
net/core/net_namespace.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index a0e0d298c991..b88905792795 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -478,6 +478,7 @@ struct net *copy_net_ns(unsigned long flags,
if (rv < 0) {
put_userns:
+ key_remove_domain(net->key_domain);
put_user_ns(user_ns);
net_drop_ns(net);
dec_ucounts:
--
2.17.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: memory leak in copy_net_ns
2019-10-19 3:43 ` Takeshi Misawa
@ 2019-10-19 4:00 ` syzbot
0 siblings, 0 replies; 3+ messages in thread
From: syzbot @ 2019-10-19 4:00 UTC (permalink / raw)
To: a.p.zijlstra, acme, andi, davem, dhowells, dsahern,
jakub.kicinski, jeliantsurux, johannes.berg, jolsa, linux-kernel,
namhyung, netdev, nicolas.dichtel, syzkaller-bugs, tyhicks,
willy
Hello,
syzbot has tested the proposed patch and the reproducer did not trigger
crash:
Reported-and-tested-by:
syzbot+3b3296d032353c33184b@syzkaller.appspotmail.com
Tested on:
commit: 43b815c6 Merge tag 'armsoc-fixes' of git://git.kernel.org/..
git tree: https://github.com/google/kasan.git
kernel config: https://syzkaller.appspot.com/x/.config?x=d9ba1b8c7fca2c71
dashboard link: https://syzkaller.appspot.com/bug?extid=3b3296d032353c33184b
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
patch: https://syzkaller.appspot.com/x/patch.diff?x=118f59e8e00000
Note: testing is done by a robot and is best-effort only.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2019-10-19 4:00 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2019-09-24 21:29 memory leak in copy_net_ns syzbot
2019-10-19 3:43 ` Takeshi Misawa
2019-10-19 4:00 ` syzbot
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