./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3327922065 <...> Warning: Permanently added '10.128.1.255' (ED25519) to the list of known hosts. execve("./syz-executor3327922065", ["./syz-executor3327922065"], 0x7ffcfe1f6300 /* 10 vars */) = 0 brk(NULL) = 0x55556b2d3000 brk(0x55556b2d3d00) = 0x55556b2d3d00 arch_prctl(ARCH_SET_FS, 0x55556b2d3380) = 0 set_tid_address(0x55556b2d3650) = 288 set_robust_list(0x55556b2d3660, 24) = 0 rseq(0x55556b2d3ca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3327922065", 4096) = 28 getrandom("\x35\x36\xe8\xba\x4e\x21\x7a\xc9", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556b2d3d00 brk(0x55556b2f4d00) = 0x55556b2f4d00 brk(0x55556b2f5000) = 0x55556b2f5000 mprotect(0x7f0dc735e000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 write(1, "executing program\n", 18executing program ) = 18 socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 setsockopt(3, SOL_IPV6, IPV6_XFRM_POLICY, "\xac\x14\x14\xbb\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 232) = 0 socket(AF_KEY, SOCK_RAW, 2) = 4 setsockopt(4, SOL_SOCKET, SO_RCVBUF, [0], 4) = 0 sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x02\x0b\x00\x01\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=16}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 16 sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x02\x12\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=16}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 16 socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM) = 5 socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM) = 6 sendmsg(6, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xb8\x00\x00\x00\x13\x00\xe9\x99\x00\x00\x00\x00\x00\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\xac\x1e\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x60\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=184}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 184 socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM) = 7 sendmsg(7, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xb8\x00\x00\x00\x13\x00\xe9\x99\x00\x00\x00\x00\x00\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xac\x1e\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x60\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=184}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_EOR}, 0) = 184 [ 24.908135][ T30] audit: type=1400 audit(1754882854.109:64): avc: denied { execmem } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 24.927729][ T30] audit: type=1400 audit(1754882854.129:65): avc: denied { create } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 24.932640][ T288] ================================================================== [ 24.948283][ T30] audit: type=1400 audit(1754882854.129:66): avc: denied { setopt } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 24.955451][ T288] BUG: KASAN: slab-out-of-bounds in xfrm_policy_inexact_list_reinsert+0x620/0x6d0 [ 24.975533][ T30] audit: type=1400 audit(1754882854.129:67): avc: denied { write } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 24.984300][ T288] Read of size 1 at addr ffff888104fd23f8 by task syz-executor332/288 [ 25.003959][ T30] audit: type=1400 audit(1754882854.129:68): avc: denied { create } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 25.011871][ T288] [ 25.011887][ T288] CPU: 1 PID: 288 Comm: syz-executor332 Not tainted 5.15.189-syzkaller-android13-5.15.189_r00 #0 [ 25.011907][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 25.011924][ T288] Call Trace: [ 25.011929][ T288] [ 25.032602][ T30] audit: type=1400 audit(1754882854.129:69): avc: denied { write } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 25.034544][ T288] __dump_stack+0x21/0x30 [ 25.034571][ T288] dump_stack_lvl+0xee/0x150 [ 25.045302][ T30] audit: type=1400 audit(1754882854.129:70): avc: denied { nlmsg_write } for pid=288 comm="syz-executor332" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 25.055100][ T288] ? show_regs_print_info+0x20/0x20 [ 25.055129][ T288] ? load_image+0x3a0/0x3a0 [ 25.120774][ T288] ? unwind_get_return_address+0x4d/0x90 [ 25.126408][ T288] print_address_description+0x7f/0x2c0 [ 25.131951][ T288] ? xfrm_policy_inexact_list_reinsert+0x620/0x6d0 [ 25.138478][ T288] kasan_report+0xf1/0x140 [ 25.142914][ T288] ? xfrm_policy_inexact_list_reinsert+0x620/0x6d0 [ 25.149407][ T288] __asan_report_load1_noabort+0x14/0x20 [ 25.155031][ T288] xfrm_policy_inexact_list_reinsert+0x620/0x6d0 [ 25.161437][ T288] xfrm_policy_inexact_insert_node+0x938/0xb50 [ 25.167583][ T288] ? xfrm_netlink_rcv+0x72/0x90 [ 25.172521][ T288] ? netlink_unicast+0x876/0xa40 [ 25.177461][ T288] ? netlink_sendmsg+0x86a/0xb70 [ 25.182406][ T288] ? ____sys_sendmsg+0x5a2/0x8c0 [ 25.187339][ T288] ? ___sys_sendmsg+0x1f0/0x260 [ 25.192199][ T288] ? x64_sys_call+0x4b/0x9a0 [ 25.196809][ T288] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.202875][ T288] xfrm_policy_inexact_alloc_chain+0x53a/0xb30 [ 25.209029][ T288] xfrm_policy_inexact_insert+0x70/0x1130 [ 25.214748][ T288] ? __get_hash_thresh+0x10c/0x420 [ 25.219854][ T288] ? policy_hash_bysel+0x110/0x4f0 [ 25.224961][ T288] xfrm_policy_insert+0x126/0x9a0 [ 25.229990][ T288] ? xfrm_policy_construct+0x54f/0x1f00 [ 25.235534][ T288] xfrm_add_policy+0x4d1/0x830 [ 25.240301][ T288] ? xfrm_dump_sa_done+0xc0/0xc0 [ 25.245234][ T288] xfrm_user_rcv_msg+0x45c/0x6e0 [ 25.250197][ T288] ? xfrm_netlink_rcv+0x90/0x90 [ 25.255042][ T288] ? avc_has_perm_noaudit+0x460/0x460 [ 25.260409][ T288] ? x64_sys_call+0x4b/0x9a0 [ 25.264995][ T288] ? selinux_nlmsg_lookup+0x237/0x4c0 [ 25.270358][ T288] netlink_rcv_skb+0x1e0/0x430 [ 25.275115][ T288] ? xfrm_netlink_rcv+0x90/0x90 [ 25.279967][ T288] ? netlink_ack+0xb60/0xb60 [ 25.284547][ T288] ? wait_for_completion_killable_timeout+0x10/0x10 [ 25.291128][ T288] ? __netlink_lookup+0x387/0x3b0 [ 25.296146][ T288] xfrm_netlink_rcv+0x72/0x90 [ 25.300818][ T288] netlink_unicast+0x876/0xa40 [ 25.305572][ T288] netlink_sendmsg+0x86a/0xb70 [ 25.310332][ T288] ? netlink_getsockopt+0x530/0x530 [ 25.315541][ T288] ? __update_load_avg_cfs_rq+0xaf/0x2f0 [ 25.321163][ T288] ? security_socket_sendmsg+0x82/0xa0 [ 25.326617][ T288] ? netlink_getsockopt+0x530/0x530 [ 25.331804][ T288] ____sys_sendmsg+0x5a2/0x8c0 [ 25.336566][ T288] ? __sys_sendmsg_sock+0x40/0x40 [ 25.341586][ T288] ? import_iovec+0x7c/0xb0 [ 25.346082][ T288] ___sys_sendmsg+0x1f0/0x260 [ 25.350754][ T288] ? _raw_spin_unlock+0x4d/0x70 [ 25.355605][ T288] ? __sys_sendmsg+0x250/0x250 [ 25.360367][ T288] ? __schedule+0xb76/0x14c0 [ 25.364956][ T288] ? _raw_spin_lock_irqsave+0x110/0x110 [ 25.370492][ T288] ? cgroup_update_frozen+0x15c/0x970 [ 25.375859][ T288] ? ptrace_stop+0x6f4/0xa80 [ 25.380445][ T288] ? __kasan_check_read+0x11/0x20 [ 25.385462][ T288] ? __fdget+0x15b/0x230 [ 25.389715][ T288] __x64_sys_sendmsg+0x1e2/0x2a0 [ 25.394647][ T288] ? ___sys_sendmsg+0x260/0x260 [ 25.399503][ T288] ? __kasan_check_write+0x14/0x20 [ 25.404606][ T288] ? switch_fpu_return+0x15d/0x2c0 [ 25.409726][ T288] x64_sys_call+0x4b/0x9a0 [ 25.414139][ T288] do_syscall_64+0x4c/0xa0 [ 25.418548][ T288] ? clear_bhb_loop+0x50/0xa0 [ 25.423226][ T288] ? clear_bhb_loop+0x50/0xa0 [ 25.427913][ T288] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.433833][ T288] RIP: 0033:0x7f0dc72eaae9 [ 25.438274][ T288] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 25.457875][ T288] RSP: 002b:00007fff05afcf18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 25.466289][ T288] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0dc72eaae9 [ 25.474257][ T288] RDX: 0000000000004000 RSI: 0000200000000580 RDI: 0000000000000005 [ 25.482241][ T288] RBP: 0000200000000580 R08: 0000200000000017 R09: 0000000000000000 [ 25.490208][ T288] R10: 0000200000000012 R11: 0000000000000246 R12: 0000000000000000 [ 25.498179][ T288] R13: 0000000000000000 R14: 0000000000000000 R15: 000000000000000a [ 25.506163][ T288] [ 25.509182][ T288] [ 25.511505][ T288] Allocated by task 288: [ 25.515739][ T288] __kasan_kmalloc+0xda/0x110 [ 25.520417][ T288] __kmalloc+0x13d/0x2c0 [ 25.524659][ T288] sk_prot_alloc+0xed/0x320 [ 25.529197][ T288] sk_alloc+0x38/0x430 [ 25.533264][ T288] pfkey_create+0x12a/0x660 [ 25.537765][ T288] __sock_create+0x38d/0x7a0 [ 25.542357][ T288] __sys_socket+0xec/0x190 [ 25.546782][ T288] __x64_sys_socket+0x7a/0x90 [ 25.551458][ T288] x64_sys_call+0x8c5/0x9a0 [ 25.555964][ T288] do_syscall_64+0x4c/0xa0 [ 25.560384][ T288] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.566281][ T288] [ 25.568602][ T288] The buggy address belongs to the object at ffff888104fd2000 [ 25.568602][ T288] which belongs to the cache kmalloc-1k of size 1024 [ 25.582655][ T288] The buggy address is located 1016 bytes inside of [ 25.582655][ T288] 1024-byte region [ffff888104fd2000, ffff888104fd2400) [ 25.596244][ T288] The buggy address belongs to the page: [ 25.601890][ T288] page:ffffea000413f400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x104fd0 [ 25.612134][ T288] head:ffffea000413f400 order:3 compound_mapcount:0 compound_pincount:0 [ 25.620459][ T288] flags: 0x4000000000010200(slab|head|zone=1) [ 25.626539][ T288] raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100043080 [ 25.635121][ T288] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 25.643699][ T288] page dumped because: kasan: bad access detected [ 25.650121][ T288] page_owner tracks the page as allocated [ 25.655828][ T288] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 288, ts 24927562992, free_ts 24903775346 [ 25.674836][ T288] post_alloc_hook+0x192/0x1b0 [ 25.679705][ T288] prep_new_page+0x1c/0x110 [ 25.684208][ T288] get_page_from_freelist+0x2cc5/0x2d50 [ 25.689757][ T288] __alloc_pages+0x18f/0x440 [ 25.694346][ T288] new_slab+0xa1/0x4d0 [ 25.698413][ T288] ___slab_alloc+0x381/0x810 [ 25.703001][ T288] __slab_alloc+0x49/0x90 [ 25.707327][ T288] __kmalloc+0x16a/0x2c0 [ 25.711656][ T288] sk_prot_alloc+0xed/0x320 [ 25.716167][ T288] sk_alloc+0x38/0x430 [ 25.720226][ T288] pfkey_create+0x12a/0x660 [ 25.724730][ T288] __sock_create+0x38d/0x7a0 [ 25.729320][ T288] __sys_socket+0xec/0x190 [ 25.733738][ T288] __x64_sys_socket+0x7a/0x90 [ 25.738409][ T288] x64_sys_call+0x8c5/0x9a0 [ 25.742910][ T288] do_syscall_64+0x4c/0xa0 [ 25.747341][ T288] page last free stack trace: [ 25.752005][ T288] free_unref_page_prepare+0x542/0x550 [ 25.757462][ T288] free_unref_page+0xa2/0x550 [ 25.762139][ T288] __free_pages+0x6c/0x100 [ 25.766572][ T288] __free_slab+0xe8/0x1e0 [ 25.770907][ T288] __unfreeze_partials+0x160/0x190 [ 25.776015][ T288] put_cpu_partial+0xc6/0x120 [ 25.780700][ T288] __slab_free+0x1d4/0x290 [ 25.785129][ T288] ___cache_free+0x104/0x120 [ 25.789734][ T288] qlink_free+0x4d/0x90 [ 25.793887][ T288] qlist_free_all+0x5f/0xb0 [ 25.798400][ T288] kasan_quarantine_reduce+0x14a/0x170 [ 25.803853][ T288] __kasan_slab_alloc+0x2f/0xf0 [ 25.808722][ T288] slab_post_alloc_hook+0x4f/0x2b0 [ 25.813855][ T288] kmem_cache_alloc+0xf7/0x260 [ 25.818687][ T288] __alloc_skb+0xe0/0x740 [ 25.823128][ T288] sk_stream_alloc_skb+0x21a/0xb60 [ 25.828244][ T288] [ 25.830586][ T288] Memory state around the buggy address: [ 25.836208][ T288] ffff888104fd2280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 25.844260][ T288] ffff888104fd2300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 25.852316][ T288] >ffff888104fd2380: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xb8\x00\x00\x00\x13\x00\xe9\x99\x00\x00\x00\x00\x00\x00\x00\x00\xfc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xac\x1e\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x40\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xee\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=184}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_NOSIGNAL) = 184 exit_group(0) = ? +++ exited with 0 +++ [ 25.860365][ T288]