./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1438442251 <...> Warning: Permanently added '10.128.0.133' (ED25519) to the list of known hosts. execve("./syz-executor1438442251", ["./syz-executor1438442251"], 0x7ffc3a8e22f0 /* 10 vars */) = 0 brk(NULL) = 0x55558b380000 brk(0x55558b380d00) = 0x55558b380d00 arch_prctl(ARCH_SET_FS, 0x55558b380380) = 0 set_tid_address(0x55558b380650) = 362 set_robust_list(0x55558b380660, 24) = 0 rseq(0x55558b380ca0, 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-executor1438442251", 4096) = 28 getrandom("\xc3\xcf\x88\x34\xbc\x50\x01\x6b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558b380d00 brk(0x55558b3a1d00) = 0x55558b3a1d00 brk(0x55558b3a2000) = 0x55558b3a2000 mprotect(0x7f949c7b2000, 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 [ 29.258874][ T23] audit: type=1400 audit(1738800804.690:66): avc: denied { execmem } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 29.277155][ T362] ================================================================== [ 29.278440][ T23] audit: type=1400 audit(1738800804.700:67): avc: denied { create } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 29.285950][ T362] BUG: KASAN: slab-out-of-bounds in xfrm_policy_inexact_list_reinsert+0x599/0x650 [ 29.305674][ T23] audit: type=1400 audit(1738800804.700:68): avc: denied { setopt } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 29.314301][ T362] Read of size 1 at addr ffff8881ef016bd8 by task syz-executor143/362 [ 29.314303][ T362] [ 29.314320][ T362] CPU: 0 PID: 362 Comm: syz-executor143 Not tainted 5.4.289-syzkaller-00030-gcb850525fc3e #0 [ 29.314324][ T362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 29.314327][ T362] Call Trace: [ 29.314344][ T362] dump_stack+0x1d8/0x241 [ 29.334130][ T23] audit: type=1400 audit(1738800804.700:69): avc: denied { write } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 29.341648][ T362] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 29.341655][ T362] ? printk+0xd1/0x111 [ 29.341663][ T362] ? xfrm_policy_inexact_list_reinsert+0x599/0x650 [ 29.341671][ T362] ? wake_up_klogd+0xb2/0xf0 [ 29.341678][ T362] ? xfrm_policy_inexact_list_reinsert+0x599/0x650 [ 29.341686][ T362] print_address_description+0x8c/0x600 [ 29.341693][ T362] ? panic+0x89d/0x89d [ 29.341704][ T362] ? xfrm_policy_inexact_list_reinsert+0x599/0x650 [ 29.341711][ T362] __kasan_report+0xf3/0x120 [ 29.341720][ T362] ? xfrm_policy_inexact_list_reinsert+0x599/0x650 [ 29.341727][ T362] kasan_report+0x30/0x60 [ 29.341736][ T362] xfrm_policy_inexact_list_reinsert+0x599/0x650 [ 29.341749][ T362] ? xfrm_policy_addr_delta+0x234/0x340 [ 29.344768][ T23] audit: type=1400 audit(1738800804.700:70): avc: denied { create } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 29.353801][ T362] xfrm_policy_inexact_insert_node+0x8f3/0xb00 [ 29.353813][ T362] ? xfrm_policy_inexact_alloc_bin+0x5b2/0x1440 [ 29.353821][ T362] xfrm_policy_inexact_alloc_chain+0x4f9/0xb10 [ 29.353838][ T362] xfrm_policy_inexact_insert+0x69/0x10e0 [ 29.364161][ T23] audit: type=1400 audit(1738800804.700:71): avc: denied { write } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 29.366819][ T362] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 29.366827][ T362] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 29.366841][ T362] ? policy_hash_bysel+0x12c/0x6f0 [ 29.371279][ T23] audit: type=1400 audit(1738800804.700:72): avc: denied { nlmsg_write } for pid=362 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 29.390249][ T362] ? memcpy+0x38/0x50 [ 29.390259][ T362] xfrm_policy_insert+0xe1/0x8a0 [ 29.390277][ T362] xfrm_add_policy+0x4f2/0x980 [ 29.571385][ T362] ? __nla_validate+0x50/0x50 [ 29.575895][ T362] ? xfrm_dump_sa_done+0xc0/0xc0 [ 29.580662][ T362] ? __nla_parse+0x3a/0x50 [ 29.584914][ T362] xfrm_user_rcv_msg+0x689/0x9b0 [ 29.589689][ T362] ? xfrm_netlink_rcv+0x80/0x80 [ 29.594377][ T362] ? avc_has_perm+0xd2/0x260 [ 29.598803][ T362] ? avc_has_perm+0x16f/0x260 [ 29.603315][ T362] ? avc_has_perm_noaudit+0x3d0/0x3d0 [ 29.608522][ T362] netlink_rcv_skb+0x1d5/0x420 [ 29.613125][ T362] ? xfrm_netlink_rcv+0x80/0x80 [ 29.617810][ T362] ? nla_put_string+0x30/0x30 [ 29.622321][ T362] ? mutex_trylock+0xa0/0xa0 [ 29.626764][ T362] ? __netlink_lookup+0x369/0x390 [ 29.631610][ T362] xfrm_netlink_rcv+0x6e/0x80 [ 29.636121][ T362] netlink_unicast+0x936/0xb20 [ 29.640725][ T362] ? netlink_detachskb+0x90/0x90 [ 29.645494][ T362] ? __virt_addr_valid+0x20e/0x2a0 [ 29.650442][ T362] netlink_sendmsg+0xa18/0xcf0 [ 29.655045][ T362] ? netlink_getsockopt+0x550/0x550 [ 29.660076][ T362] ? import_iovec+0x1bb/0x380 [ 29.664591][ T362] ? security_socket_sendmsg+0x7d/0xa0 [ 29.669883][ T362] ? netlink_getsockopt+0x550/0x550 [ 29.674918][ T362] ____sys_sendmsg+0x5ac/0x8f0 [ 29.679520][ T362] ? __sys_sendmsg_sock+0x2b0/0x2b0 [ 29.684558][ T362] __sys_sendmsg+0x28b/0x380 [ 29.688976][ T362] ? ____sys_sendmsg+0x8f0/0x8f0 [ 29.693753][ T362] ? ptrace_notify+0x24c/0x350 [ 29.698358][ T362] do_syscall_64+0xca/0x1c0 [ 29.702692][ T362] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 29.708442][ T362] RIP: 0033:0x7f949c73eae9 [ 29.712672][ T362] 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 [ 29.732115][ T362] RSP: 002b:00007ffe885b66d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 29.740358][ T362] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f949c73eae9 [ 29.748168][ T362] RDX: 0000000000004000 RSI: 0000200000000580 RDI: 0000000000000005 [ 29.755978][ T362] RBP: 0000200000000580 R08: 0000200000000017 R09: 0000000000000000 [ 29.763789][ T362] R10: 0000200000000012 R11: 0000000000000246 R12: 0000000000000000 [ 29.771599][ T362] R13: 0000000000000000 R14: 0000000000000000 R15: 000000000000000a [ 29.779413][ T362] [ 29.781580][ T362] Allocated by task 362: [ 29.785665][ T362] __kasan_kmalloc+0x171/0x210 [ 29.790261][ T362] sk_prot_alloc+0xbd/0x3e0 [ 29.794599][ T362] sk_alloc+0x35/0x2f0 [ 29.798508][ T362] pfkey_create+0x122/0x670 [ 29.802846][ T362] __sock_create+0x3cb/0x7a0 [ 29.807271][ T362] __sys_socket+0x132/0x370 [ 29.811611][ T362] __x64_sys_socket+0x76/0x80 [ 29.816148][ T362] do_syscall_64+0xca/0x1c0 [ 29.820468][ T362] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 29.826189][ T362] [ 29.828360][ T362] Freed by task 17: [ 29.832010][ T362] __kasan_slab_free+0x1b5/0x270 [ 29.836783][ T362] kfree+0x123/0x370 [ 29.840515][ T362] rcu_do_batch+0x492/0xa00 [ 29.844862][ T362] rcu_core+0x4c8/0xcb0 [ 29.848846][ T362] __do_softirq+0x23b/0x6b7 [ 29.853180][ T362] [ 29.855373][ T362] The buggy address belongs to the object at ffff8881ef016800 [ 29.855373][ T362] which belongs to the cache kmalloc-1k of size 1024 [ 29.869249][ T362] The buggy address is located 984 bytes inside of [ 29.869249][ T362] 1024-byte region [ffff8881ef016800, ffff8881ef016c00) [ 29.882868][ T362] The buggy address belongs to the page: [ 29.888347][ T362] page:ffffea0007bc0400 refcount:1 mapcount:0 mapping:ffff8881f5c02280 index:0x0 compound_mapcount: 0 [ 29.899101][ T362] flags: 0x8000000000010200(slab|head) [ 29.904394][ T362] raw: 8000000000010200 dead000000000100 dead000000000122 ffff8881f5c02280 [ 29.912814][ T362] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 29.921229][ T362] page dumped because: kasan: bad access detected [ 29.927483][ T362] page_owner tracks the page as allocated [ 29.933037][ T362] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC) [ 29.947973][ T362] prep_new_page+0x18f/0x370 [ 29.952391][ T362] get_page_from_freelist+0x2d13/0x2d90 [ 29.957773][ T362] __alloc_pages_nodemask+0x393/0x840 [ 29.962992][ T362] alloc_slab_page+0x39/0x3c0 [ 29.967495][ T362] new_slab+0x97/0x440 [ 29.971399][ T362] ___slab_alloc+0x2fe/0x490 [ 29.976283][ T362] __slab_alloc+0x62/0xa0 [ 29.980445][ T362] __kmalloc+0x19b/0x2e0 [ 29.984524][ T362] blk_stat_alloc_callback+0x95/0x210 [ 29.989728][ T362] blk_mq_init_allocated_queue+0x8c/0x1990 [ 29.995369][ T362] blk_mq_init_queue+0x49/0xa0 [ 29.999972][ T362] scsi_mq_alloc_queue+0x40/0x110 [ 30.004830][ T362] scsi_alloc_sdev+0x654/0x960 [ 30.009427][ T362] scsi_probe_and_add_lun+0x1aa/0x4010 [ 30.014724][ T362] __scsi_scan_target+0x1fb/0xe80 [ 30.019588][ T362] scsi_scan_host_selected+0x349/0x620 [ 30.024873][ T362] page_owner free stack trace missing [ 30.030082][ T362] [ 30.032250][ T362] Memory state around the buggy address: [ 30.037726][ T362] ffff8881ef016a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 30.045620][ T362] ffff8881ef016b00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 30.053517][ T362] >ffff8881ef016b80: 00 00 00 00 00 00 fc fc fc fc fc fc 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 +++ [ 30.061415][