ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor2473967946 <...> Warning: Permanently added '10.128.1.99' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor2473967946", ["ci2-android-6-12-rust/syz-executor2473967946"], 0x7fffd2b94f70 /* 10 vars */) = 0 brk(NULL) = 0x55558547f000 brk(0x55558547fd40) = 0x55558547fd40 arch_prctl(ARCH_SET_FS, 0x55558547f3c0) = 0 set_tid_address(0x55558547f690) = 313 set_robust_list(0x55558547f6a0, 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-executor2473967946", 4096) = 50 getrandom("\x31\xe2\xa3\x47\x12\x54\x59\x84", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558547fd40 brk(0x5555854a0d40) = 0x5555854a0d40 brk(0x5555854a1000) = 0x5555854a1000 mprotect(0x7f2a4405b000, 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 mkdirat(AT_FDCWD, "./debug", 0777) = 0 mount(NULL, "./debug", "debugfs", 0, NULL) = 0 openat(AT_FDCWD, "./debug/split_huge_pages", O_WRONLY) = 3 [ 29.230664][ T36] audit: type=1400 audit(1787915013.000:64): avc: denied { execmem } for pid=313 comm="syz-executor247" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 29.233352][ T313] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI [ 29.250660][ T36] audit: type=1400 audit(1787915013.000:65): avc: denied { mounton } for pid=313 comm="syz-executor247" path="/root/debug" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 29.263116][ T313] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 29.263142][ T313] CPU: 0 UID: 0 PID: 313 Comm: syz-executor247 Not tainted syzkaller #0 202cfcd855bf6dc28f2fc6dc994ef8a0c7c58666 [ 29.263168][ T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 29.263180][ T313] RIP: 0010:vsscanf+0x18c/0x24b0 [ 29.263214][ T313] Code: 48 c7 c6 30 bf e3 87 e8 a2 c2 e5 fb 41 83 fe 25 74 4d 45 85 f6 0f 84 a4 21 00 00 48 ff c3 48 89 5c 24 58 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 8e 1b 00 00 41 0f b6 1f 45 0f b6 f6 44 [ 29.263231][ T313] RSP: 0018:ffffc900011ef5a0 EFLAGS: 00010246 [ 29.286727][ T36] audit: type=1400 audit(1787915013.000:66): avc: denied { mount } for pid=313 comm="syz-executor247" name="/" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=filesystem permissive=1 [ 29.294455][ T313] [ 29.294463][ T313] RAX: 0000000000000000 RBX: ffffffff86364c61 RCX: 0000000000000001 [ 29.294478][ T313] RDX: ffffffff85a1b41e RSI: ffffffff87e3bf30 RDI: 0000000000000030 [ 29.294492][ T313] RBP: ffffc900011ef6b0 R08: ffff888107750000 R09: 0000000000000002 [ 29.309035][ T36] audit: type=1400 audit(1787915013.080:67): 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 [ 29.316849][ T313] R10: 0000000000000025 R11: 0000000000000000 R12: ffffffff86364c60 [ 29.321855][ T36] audit: type=1400 audit(1787915013.080:68): 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 [ 29.341396][ T313] R13: dffffc0000000000 R14: 0000000000000030 R15: 0000000000000000 [ 29.341413][ T313] FS: 000055558547f3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 29.341430][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.341444][ T313] CR2: 0000200000000040 CR3: 0000000106294000 CR4: 00000000003526b0 [ 29.347897][ T36] audit: type=1400 audit(1787915013.080:69): 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 [ 29.369887][ T313] Call Trace: [ 29.369896][ T313] [ 29.369905][ T313] ? __cfi_vsscanf+0x10/0x10 [ 29.372481][ T36] audit: type=1400 audit(1787915013.080:70): 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 [ 29.380231][ T313] sscanf+0xe3/0x150 [ 29.380262][ T313] ? __cfi_sscanf+0x10/0x10 [ 29.388445][ T36] audit: type=1400 audit(1787915013.080:71): 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 [ 29.396190][ T313] ? mutex_lock_interruptible+0x97/0x1d0 [ 29.418000][ T36] audit: type=1400 audit(1787915013.080:72): 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 [ 29.425806][ T313] ? __asan_memcpy+0x5a/0x80 [ 29.447452][ T36] audit: type=1400 audit(1787915013.080:73): 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 [ 29.455282][ T313] split_huge_pages_write+0x3c7/0x1220 [ 29.455312][ T313] ? __kasan_check_write+0x18/0x20 [ 29.625935][ T313] ? enqueue_task+0x1049/0x1100 [ 29.630782][ T313] ? __cfi_split_huge_pages_write+0x10/0x10 [ 29.636669][ T313] ? __kasan_check_write+0x18/0x20 [ 29.641855][ T313] ? __switch_to+0xc6b/0x1320 [ 29.646526][ T313] ? __kasan_check_write+0x18/0x20 [ 29.651639][ T313] ? debugfs_file_get+0x3be/0x590 [ 29.656660][ T313] full_proxy_write+0x125/0x1e0 [ 29.661510][ T313] ? __cfi_full_proxy_write+0x10/0x10 [ 29.666978][ T313] vfs_write+0x3c1/0xfd0 [ 29.671227][ T313] ? __kasan_check_write+0x18/0x20 [ 29.676360][ T313] ? _raw_spin_lock_irq+0x93/0x120 [ 29.681469][ T313] ? __cfi_vfs_write+0x10/0x10 [ 29.686240][ T313] ? cgroup_update_frozen+0x160/0x980 [ 29.691605][ T313] ? __asan_memset+0x39/0x50 [ 29.696288][ T313] ? ptrace_stop+0x6d6/0x8f0 [ 29.700872][ T313] ? __kasan_check_read+0x15/0x20 [ 29.705906][ T313] ksys_write+0x145/0x260 [ 29.710227][ T313] ? __cfi_ksys_write+0x10/0x10 [ 29.715153][ T313] ? __kasan_check_write+0x18/0x20 [ 29.720285][ T313] __x64_sys_write+0x7f/0x90 [ 29.724895][ T313] x64_sys_call+0x271c/0x2ee0 [ 29.730016][ T313] do_syscall_64+0x57/0xf0 [ 29.734446][ T313] ? clear_bhb_loop+0x50/0xa0 [ 29.739128][ T313] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 29.745031][ T313] RIP: 0033:0x7f2a43fcac39 [ 29.749479][ T313] 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 [ 29.769541][ T313] RSP: 002b:00007ffc63aa7338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 29.778027][ T313] RAX: ffffffffffffffda RBX: 0067756265642f2e RCX: 00007f2a43fcac39 [ 29.786096][ T313] RDX: 0000000000000017 RSI: 00002000000002c0 RDI: 0000000000000003 [ 29.794065][ T313] RBP: 0000000000000001 R08: 0000000000000000 R09: 00007ffc63aa7468 [ 29.802180][ T313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc63aa7458 [ 29.810179][ T313] R13: 0000000000000002 R14: 00007f2a4405bca0 R15: 0000000000000002 [ 29.818174][ T313] [ 29.821193][ T313] Modules linked in: [ 29.825231][ T313] ---[ end trace 0000000000000000 ]--- [ 29.830839][ T313] RIP: 0010:vsscanf+0x18c/0x24b0 [ 29.835899][ T313] Code: 48 c7 c6 30 bf e3 87 e8 a2 c2 e5 fb 41 83 fe 25 74 4d 45 85 f6 0f 84 a4 21 00 00 48 ff c3 48 89 5c 24 58 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 8e 1b 00 00 41 0f b6 1f 45 0f b6 f6 44 [ 29.855638][ T313] RSP: 0018:ffffc900011ef5a0 EFLAGS: 00010246 [ 29.861833][ T313] RAX: 0000000000000000 RBX: ffffffff86364c61 RCX: 0000000000000001 [ 29.869838][ T313] RDX: ffffffff85a1b41e RSI: ffffffff87e3bf30 RDI: 0000000000000030 [ 29.877834][ T313] RBP: ffffc900011ef6b0 R08: ffff888107750000 R09: 0000000000000002 [ 29.885816][ T313] R10: 0000000000000025 R11: 0000000000000000 R12: ffffffff86364c60 [ 29.893806][ T313] R13: dffffc0000000000 R14: 0000000000000030 R15: 0000000000000000 [ 29.901817][ T313] FS: 000055558547f3c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 29.911001][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.917593][ T313] CR2: 00000000006a9ee0 CR3: 0000000106294000 CR4: 00000000003526b0 [ 29.925593][ T313] Kernel panic - not syncing: Fatal exception [ 29.932160][ T313] Kernel Offset: disabled [ 29.936479][ T313] Rebooting in 86400 seconds..