ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor4236149086 <...> Warning: Permanently added '10.128.0.189' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor4236149086", ["ci2-android-6-12-rust/syz-executor4236149086"], 0x7ffe6d538c40 /* 10 vars */) = 0 brk(NULL) = 0x55556dbcc000 brk(0x55556dbccd40) = 0x55556dbccd40 arch_prctl(ARCH_SET_FS, 0x55556dbcc3c0) = 0 set_tid_address(0x55556dbcc690) = 312 set_robust_list(0x55556dbcc6a0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-6-12-rust/syz-executor4236149086", 4096) = 50 getrandom("\x0b\x99\x02\x24\x71\x03\x93\x15", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556dbccd40 brk(0x55556dbedd40) = 0x55556dbedd40 brk(0x55556dbee000) = 0x55556dbee000 mprotect(0x7fa6d91be000, 20480, 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 executing program write(1, "executing program\n", 18) = 18 mmap(NULL, 32768, PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS|MAP_32BIT|MAP_GROWSDOWN|MAP_LOCKED, -1, 0) = 0 add_key("asymmetric", NULL, "\x30\x82\x05\x55\x30\x82\x03\x3d\xa0\x03\x02\x01\x02\x02\x14\x73\x98\xea\x98\x2d\xd0\x2e\xa8\xb1\xcf\x57\xc7\xf2\x97\xb3\xe6\x1a\xfc\x8c\x0a\x30\x0d\x06\x09\x2a\x86\x48\x86\xf7\x0d\x01\x01\x0b\x05\x00\x30\x34\x31\x32\x30\x30\x06\x03\x55\x04\x03\x0c\x29\x43\x65\x72\x74\x69\x66\x69\x63\x61\x74\x65\x20\x76\x65\x72\x69\x66\x69\x63\x61\x74\x69\x6f\x6e\x20\x73\x65\x6c\x66\x2d\x74\x65\x73\x74\x69\x6e\x67"..., 1369, KEY_SPEC_SESSION_KEYRING) = 960024335 [ 23.225189][ T36] audit: type=1400 audit(1792488408.960:64): avc: denied { execmem } for pid=312 comm="syz-executor423" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.228150][ T312] usercopy: Kernel memory exposure attempt detected from SLUB object 'kmalloc-128' (offset 0, size 512)! [ 23.245336][ T36] audit: type=1400 audit(1792488408.960:65): avc: denied { mmap_zero } for pid=312 comm="syz-executor423" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=memprotect permissive=1 [ 23.256282][ T312] ------------[ cut here ]------------ [ 23.281922][ T312] kernel BUG at mm/usercopy.c:103! [ 23.284266][ T36] audit: type=1400 audit(1792488409.020:66): avc: denied { read } for pid=92 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 23.287301][ T312] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 23.309058][ T36] audit: type=1400 audit(1792488409.020:67): avc: denied { search } for pid=92 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 23.315753][ T312] CPU: 0 UID: 0 PID: 312 Comm: syz-executor423 Not tainted syzkaller #0 f4dc25654f8255e5780388d900d0b326847aed68 [ 23.315780][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 23.337230][ T36] audit: type=1400 audit(1792488409.020:68): avc: denied { write } for pid=92 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 23.348898][ T312] RIP: 0010:usercopy_abort+0x89/0x90 [ 23.348927][ T312] Code: 89 cb 49 c7 c6 a0 14 37 86 4c 0f 44 f6 48 c7 c7 40 13 37 86 4c 89 de 4c 89 c9 4d 89 d1 50 53 41 56 e8 1b 75 ff ff 48 83 c4 18 <0f> 0b cc cc cc cc cc b8 b4 a1 67 01 90 90 90 90 90 90 90 90 90 90 [ 23.359175][ T36] audit: type=1400 audit(1792488409.020:69): avc: denied { add_name } for pid=92 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 23.380219][ T312] RSP: 0018:ffffc900011dfad0 EFLAGS: 00010292 [ 23.380240][ T312] RAX: 0000000000000066 RBX: 0000000000000000 RCX: bf9abaf8c5e67d00 [ 23.380255][ T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 23.380266][ T312] RBP: ffffc900011dfae0 R08: ffffc900011df7a7 R09: 1ffff9200023bef4 [ 23.385828][ T36] audit: type=1400 audit(1792488409.020:70): avc: denied { create } for pid=92 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 23.405132][ T312] R10: dffffc0000000000 R11: fffff5200023bef5 R12: ffff888100041a00 [ 23.405150][ T312] R13: 0000000000000001 R14: ffffffff863714a0 R15: 0000000000000000 [ 23.405163][ T312] FS: 000055556dbcc3c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000 [ 23.425804][ T36] audit: type=1400 audit(1792488409.020:71): avc: denied { append open } for pid=92 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 23.431605][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.440150][ T36] audit: type=1400 audit(1792488409.020:72): avc: denied { getattr } for pid=92 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 23.447547][ T312] CR2: 00005565cd8d8000 CR3: 000000010670a000 CR4: 00000000003526b0 [ 23.447569][ T312] Call Trace: [ 23.447577][ T312] [ 23.566666][ T312] __check_heap_object+0xc7/0x110 [ 23.571692][ T312] __check_object_size+0x29a/0x870 [ 23.576806][ T312] ? __cfi___check_object_size+0x10/0x10 [ 23.582433][ T312] ? __kmalloc_noprof+0x220/0x510 [ 23.587448][ T312] ? __cfi_software_key_eds_op+0x10/0x10 [ 23.593069][ T312] ? asymmetric_key_eds_op+0x116/0x150 [ 23.598523][ T312] keyctl_pkey_e_d_s+0x252/0x3b0 [ 23.603449][ T312] ? __cfi_keyctl_pkey_e_d_s+0x10/0x10 [ 23.608909][ T312] ? __sched_text_start+0x10/0x10 [ 23.613933][ T312] __se_sys_keyctl+0x780/0xe40 [ 23.618685][ T312] ? __x64_sys_keyctl+0xf0/0xf0 [ 23.623521][ T312] ? cgroup_update_frozen+0x160/0x980 [ 23.628881][ T312] ? __asan_memset+0x39/0x50 [ 23.633471][ T312] ? ptrace_stop+0x6d6/0x8f0 [ 23.638056][ T312] ? _raw_spin_unlock_irq+0x45/0x70 [ 23.643259][ T312] ? ptrace_notify+0x20d/0x290 [ 23.648033][ T312] ? __cfi_ptrace_notify+0x10/0x10 [ 23.653135][ T312] ? __kasan_check_write+0x18/0x20 [ 23.658236][ T312] __x64_sys_keyctl+0xc3/0xf0 [ 23.662905][ T312] x64_sys_call+0x996/0x2ee0 [ 23.667485][ T312] do_syscall_64+0x57/0xf0 [ 23.671894][ T312] ? clear_bhb_loop+0x50/0xa0 [ 23.676562][ T312] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 23.682455][ T312] RIP: 0033:0x7fa6d912dc79 [ 23.686906][ T312] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 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 d8 ff ff ff f7 d8 64 89 01 48 [ 23.706537][ T312] RSP: 002b:00007fffebd96858 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa [ 23.714951][ T312] RAX: ffffffffffffffda RBX: 00007fffebd96988 RCX: 00007fa6d912dc79 [ 23.722913][ T312] RDX: 0000000000000000 RSI: 0000200000000d80 RDI: 0000000000000019 [ 23.730888][ T312] RBP: 0000000000000001 R08: 0000200000000e40 R09: 00007fffebd96988 [ 23.738879][ T312] R10: 0000200000000dc0 R11: 0000000000000246 R12: 00007fffebd96978 [ 23.746847][ T312] R13: 0000000000000002 R14: 00007fa6d91beca0 R15: 0000000000000002 [ 23.754915][ T312] [ 23.758213][ T312] Modules linked in: [ 23.762256][ T312] ---[ end trace 0000000000000000 ]--- [ 23.768344][ T312] RIP: 0010:usercopy_abort+0x89/0x90 [ 23.773740][ T312] Code: 89 cb 49 c7 c6 a0 14 37 86 4c 0f 44 f6 48 c7 c7 40 13 37 86 4c 89 de 4c 89 c9 4d 89 d1 50 53 41 56 e8 1b 75 ff ff 48 83 c4 18 <0f> 0b cc cc cc cc cc b8 b4 a1 67 01 90 90 90 90 90 90 90 90 90 90 [ 23.793388][ T312] RSP: 0018:ffffc900011dfad0 EFLAGS: 00010292 [ 23.799646][ T312] RAX: 0000000000000066 RBX: 0000000000000000 RCX: bf9abaf8c5e67d00 [ 23.807776][ T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 23.815803][ T312] RBP: ffffc900011dfae0 R08: ffffc900011df7a7 R09: 1ffff9200023bef4 [ 23.823801][ T312] R10: dffffc0000000000 R11: fffff5200023bef5 R12: ffff888100041a00 [ 23.831796][ T312] R13: 0000000000000001 R14: ffffffff863714a0 R15: 0000000000000000 [ 23.839816][ T312] FS: 000055556dbcc3c0(0000) GS:ffff8881f6c00000(0000) knlGS:0000000000000000 [ 23.848867][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.855657][ T312] CR2: 00005565cd8d8000 CR3: 000000010670a000 CR4: 00000000003526b0 [ 23.863736][ T312] Kernel panic - not syncing: Fatal exception [ 23.869987][ T312] Kernel Offset: disabled [ 23.874309][ T312] Rebooting in 86400 seconds..