ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor2052566494 <...> cess permissive=1 [ 21.990118][ T36] audit: type=1400 audit(1789952985.070:63): avc: denied { siginh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.0.89' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor2052566494", ["ci2-android-6-12-rust/syz-executor2052566494"], 0x7ffc3c518e20 /* 10 vars */) = 0 brk(NULL) = 0x5555745b6000 brk(0x5555745b6d40) = 0x5555745b6d40 arch_prctl(ARCH_SET_FS, 0x5555745b63c0) = 0 set_tid_address(0x5555745b6690) = 312 set_robust_list(0x5555745b66a0, 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-executor2052566494", 4096) = 50 getrandom("\x2d\x56\x10\x6b\xe9\x35\xac\x5b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555745b6d40 brk(0x5555745d7d40) = 0x5555745d7d40 brk(0x5555745d8000) = 0x5555745d8000 mprotect(0x7f63d20d3000, 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, "./config", 0777) = 0 mount(NULL, "./config", "configfs", 0, NULL) = 0 mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = 0 openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0/num_buffers", O_WRONLY) = 3 [ 32.024667][ T36] audit: type=1400 audit(1789952995.110:64): avc: denied { execmem } for pid=312 comm="syz-executor205" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 32.036939][ T312] Mass Storage Function, version: 2009/09/11 [ 32.050246][ T312] LUN: removable file: (no medium) [ 32.056405][ T36] audit: type=1400 audit(1789952995.120:65): avc: denied { mounton } for pid=312 comm="syz-executor205" path="/root/config" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 32.059900][ T312] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN PTI [ 32.081857][ T36] audit: type=1400 audit(1789952995.120:66): avc: denied { mount } for pid=312 comm="syz-executor205" name="/" dev="configfs" ino=1277 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 32.091814][ T312] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 32.091845][ T312] CPU: 0 UID: 0 PID: 312 Comm: syz-executor205 Not tainted syzkaller #0 e67cc5743245539115c479145c763e2a95730d6f [ 32.115294][ T36] audit: type=1400 audit(1789952995.120:67): avc: denied { search } for pid=312 comm="syz-executor205" name="/" dev="configfs" ino=1277 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 32.123101][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.123116][ T312] RIP: 0010:fsg_common_set_num_buffers+0xa5/0x3b0 [ 32.135482][ T36] audit: type=1400 audit(1789952995.120:68): avc: denied { write } for pid=312 comm="syz-executor205" name="usb_gadget" dev="configfs" ino=1278 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 32.157317][ T312] Code: 49 be 00 00 00 00 00 fc ff df 66 90 e8 34 ae c9 fd bf 00 40 00 00 be c0 0c 00 00 e8 b5 54 1e fe 49 89 c7 4c 89 e0 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 e7 e8 ac 92 22 fe 4d 8d 75 f0 4d 89 3e [ 32.157339][ T312] RSP: 0018:ffffc900011cfb20 EFLAGS: 00010202 [ 32.157373][ T312] RAX: 0000000000000002 RBX: 0000000000000001 RCX: 0000000000000002 [ 32.167924][ T36] audit: type=1400 audit(1789952995.120:69): avc: denied { add_name } for pid=312 comm="syz-executor205" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 32.173856][ T312] RDX: 0000000000000003 RSI: ffffffff83bdcc4b RDI: ffffed102107b000 [ 32.196906][ T36] audit: type=1400 audit(1789952995.120:70): avc: denied { create } for pid=312 comm="syz-executor205" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 32.216459][ T312] RBP: ffffc900011cfb70 R08: 0000000000004000 R09: 0000000000000000 [ 32.216477][ T312] R10: ffffed102107b000 R11: fffff94000841eac R12: 0000000000000010 [ 32.222562][ T36] audit: type=1400 audit(1789952995.150:71): avc: denied { write } for pid=312 comm="syz-executor205" name="num_buffers" dev="configfs" ino=2999 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 32.230571][ T312] R13: 0000000000000020 R14: dffffc0000000000 R15: ffff8881083d4000 [ 32.230596][ T312] FS: 00005555745b63c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.230617][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.255745][ T36] audit: type=1400 audit(1789952995.150:72): avc: denied { open } for pid=312 comm="syz-executor205" path="/root/config/usb_gadget/g1/functions/mass_storage.usb0/num_buffers" dev="configfs" ino=2999 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 32.259092][ T312] CR2: 00007f63d20df008 CR3: 0000000121e70000 CR4: 00000000003526b0 [ 32.259116][ T312] Call Trace: [ 32.259124][ T312] [ 32.259135][ T312] fsg_opts_num_buffers_store+0x13c/0x1c0 [ 32.280025][ T36] audit: type=1400 audit(1789952995.350:73): 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 [ 32.287067][ T312] ? __cfi_fsg_opts_num_buffers_store+0x10/0x10 [ 32.417188][ T312] configfs_write_iter+0x32c/0x490 [ 32.422312][ T312] ? __cfi_fsg_opts_num_buffers_store+0x10/0x10 [ 32.428563][ T312] vfs_write+0x75f/0xfd0 [ 32.432810][ T312] ? __cfi_vfs_write+0x10/0x10 [ 32.437569][ T312] ? cgroup_update_frozen+0x160/0x980 [ 32.442947][ T312] ? ptrace_stop+0x6d6/0x8f0 [ 32.447538][ T312] ? __kasan_check_read+0x15/0x20 [ 32.452559][ T312] ksys_write+0x145/0x260 [ 32.456887][ T312] ? __cfi_ksys_write+0x10/0x10 [ 32.461769][ T312] ? __kasan_check_read+0x15/0x20 [ 32.466809][ T312] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 32.472920][ T312] __x64_sys_write+0x7f/0x90 [ 32.477558][ T312] x64_sys_call+0x271c/0x2ee0 [ 32.482269][ T312] do_syscall_64+0x57/0xf0 [ 32.486707][ T312] ? clear_bhb_loop+0x50/0xa0 [ 32.491403][ T312] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.497317][ T312] RIP: 0033:0x7f63d2042ef9 [ 32.501762][ 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 [ 32.521379][ T312] RSP: 002b:00007ffdb594fcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 32.529806][ T312] RAX: ffffffffffffffda RBX: 0000200000000300 RCX: 00007f63d2042ef9 [ 32.537794][ T312] RDX: 0000000000000012 RSI: 0000200000000300 RDI: 0000000000000003 [ 32.545799][ T312] RBP: 6769666e6f632f2e R08: 000000000000000f R09: 00007ffdb594fe08 [ 32.553774][ T312] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffdb594fdf8 [ 32.561743][ T312] R13: 0000000000000002 R14: 0000200000000008 R15: 0000000000000002 [ 32.569715][ T312] [ 32.572752][ T312] Modules linked in: [ 32.576909][ T312] ---[ end trace 0000000000000000 ]--- [ 32.582683][ T312] RIP: 0010:fsg_common_set_num_buffers+0xa5/0x3b0 [ 32.589177][ T312] Code: 49 be 00 00 00 00 00 fc ff df 66 90 e8 34 ae c9 fd bf 00 40 00 00 be c0 0c 00 00 e8 b5 54 1e fe 49 89 c7 4c 89 e0 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 e7 e8 ac 92 22 fe 4d 8d 75 f0 4d 89 3e [ 32.608853][ T312] RSP: 0018:ffffc900011cfb20 EFLAGS: 00010202 [ 32.614936][ T312] RAX: 0000000000000002 RBX: 0000000000000001 RCX: 0000000000000002 [ 32.622959][ T312] RDX: 0000000000000003 RSI: ffffffff83bdcc4b RDI: ffffed102107b000 [ 32.630974][ T312] RBP: ffffc900011cfb70 R08: 0000000000004000 R09: 0000000000000000 [ 32.638993][ T312] R10: ffffed102107b000 R11: fffff94000841eac R12: 0000000000000010 [ 32.646999][ T312] R13: 0000000000000020 R14: dffffc0000000000 R15: ffff8881083d4000 [ 32.654970][ T312] FS: 00005555745b63c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.663945][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.670561][ T312] CR2: 00007f63d20df008 CR3: 0000000121e70000 CR4: 00000000003526b0 [ 32.678582][ T312] Kernel panic - not syncing: Fatal exception [ 32.685247][ T312] Kernel Offset: disabled [ 32.689576][ T312] Rebooting in 86400 seconds..