ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor3180217130 <...> Warning: Permanently added '10.128.1.24' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor3180217130", ["ci2-android-6-12-rust/syz-executor3180217130"], 0x7ffcc56ecd20 /* 10 vars */) = 0 brk(NULL) = 0x55555e629000 brk(0x55555e629d40) = 0x55555e629d40 arch_prctl(ARCH_SET_FS, 0x55555e6293c0) = 0 set_tid_address(0x55555e629690) = 313 set_robust_list(0x55555e6296a0, 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-executor3180217130", 4096) = 50 getrandom("\x47\x9c\xe5\x55\xd7\x67\xa3\x03", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555e629d40 brk(0x55555e64ad40) = 0x55555e64ad40 brk(0x55555e64b000) = 0x55555e64b000 mprotect(0x7fea61092000, 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 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 executing program [ 32.190033][ T36] audit: type=1400 audit(1788872951.890:64): avc: denied { execmem } for pid=313 comm="syz-executor318" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 32.196538][ T313] Mass Storage Function, version: 2009/09/11 [ 32.215602][ T313] LUN: removable file: (no medium) 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 [ 32.217577][ T36] audit: type=1400 audit(1788872951.890:65): avc: denied { mounton } for pid=313 comm="syz-executor318" path="/root/config" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 32.226306][ T313] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN PTI [ 32.245708][ T36] audit: type=1400 audit(1788872951.890:66): avc: denied { mount } for pid=313 comm="syz-executor318" name="/" dev="configfs" ino=183 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 32.256067][ T313] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 32.256096][ T313] CPU: 0 UID: 0 PID: 313 Comm: syz-executor318 Not tainted syzkaller #0 6f2d7458894aba4127f3ede48a844fbc689668cc [ 32.282184][ T36] audit: type=1400 audit(1788872951.890:67): avc: denied { search } for pid=313 comm="syz-executor318" name="/" dev="configfs" ino=183 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 32.287246][ T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.287261][ T313] RIP: 0010:fsg_common_set_num_buffers+0xa5/0x3b0 [ 32.302693][ T36] audit: type=1400 audit(1788872951.890:68): avc: denied { write } for pid=313 comm="syz-executor318" name="usb_gadget" dev="configfs" ino=184 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 32.321379][ T313] Code: 49 be 00 00 00 00 00 fc ff df 66 90 e8 c4 cd c9 fd bf 00 40 00 00 be c0 0c 00 00 e8 35 6b 1e fe 49 89 c7 4c 89 e0 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 e7 e8 2c a9 22 fe 4d 8d 75 f0 4d 89 3e [ 32.321402][ T313] RSP: 0018:ffffc9000122fb20 EFLAGS: 00010202 [ 32.321437][ T313] RAX: 0000000000000002 RBX: 0000000000000001 RCX: 0000000000000002 [ 32.321452][ T313] RDX: 0000000000000003 RSI: ffffffff83bda9ab RDI: ffffed102447b800 [ 32.338950][ T36] audit: type=1400 audit(1788872951.890:69): avc: denied { add_name } for pid=313 comm="syz-executor318" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 32.360867][ T313] RBP: ffffc9000122fb70 R08: 0000000000004000 R09: 0000000000000000 [ 32.360892][ T313] R10: ffffed102447b800 R11: fffff94000911ecc R12: 0000000000000010 [ 32.360910][ T313] R13: 0000000000000020 R14: dffffc0000000000 R15: ffff8881223d8000 [ 32.360929][ T313] FS: 000055555e6293c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.361039][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.381895][ T36] audit: type=1400 audit(1788872951.890:70): avc: denied { create } for pid=313 comm="syz-executor318" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 32.386737][ T313] CR2: 00007fea6109e008 CR3: 000000011fc20000 CR4: 00000000003526b0 [ 32.386763][ T313] Call Trace: [ 32.386772][ T313] [ 32.395616][ T36] audit: type=1400 audit(1788872951.920:71): avc: denied { write } for pid=313 comm="syz-executor318" name="num_buffers" dev="configfs" ino=795 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 32.402737][ T313] fsg_opts_num_buffers_store+0x13c/0x1c0 [ 32.424003][ T36] audit: type=1400 audit(1788872951.920:72): avc: denied { open } for pid=313 comm="syz-executor318" path="/root/config/usb_gadget/g1/functions/mass_storage.usb0/num_buffers" dev="configfs" ino=795 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 32.431207][ T313] ? __cfi_fsg_opts_num_buffers_store+0x10/0x10 [ 32.439278][ T36] audit: type=1400 audit(1788872951.980:73): avc: denied { read } for pid=93 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 [ 32.447157][ T313] configfs_write_iter+0x32c/0x490 [ 32.447191][ T313] ? __cfi_fsg_opts_num_buffers_store+0x10/0x10 [ 32.592407][ T313] vfs_write+0x762/0xfd0 [ 32.596658][ T313] ? __cfi_vfs_write+0x10/0x10 [ 32.601438][ T313] ? cgroup_update_frozen+0x160/0x980 [ 32.606821][ T313] ? ptrace_stop+0x6d6/0x8f0 [ 32.611405][ T313] ? __kasan_check_read+0x15/0x20 [ 32.616461][ T313] ksys_write+0x145/0x260 [ 32.620798][ T313] ? __cfi_ksys_write+0x10/0x10 [ 32.625647][ T313] ? __kasan_check_read+0x15/0x20 [ 32.630666][ T313] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 32.636731][ T313] __x64_sys_write+0x7f/0x90 [ 32.641318][ T313] x64_sys_call+0x271c/0x2ee0 [ 32.646020][ T313] do_syscall_64+0x57/0xf0 [ 32.650442][ T313] ? clear_bhb_loop+0x50/0xa0 [ 32.655127][ T313] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.661025][ T313] RIP: 0033:0x7fea61001ef9 [ 32.665457][ 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 [ 32.685084][ T313] RSP: 002b:00007fffd96dec38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 32.693497][ T313] RAX: ffffffffffffffda RBX: 0000200000000300 RCX: 00007fea61001ef9 [ 32.701485][ T313] RDX: 0000000000000012 RSI: 0000200000000300 RDI: 0000000000000003 [ 32.709450][ T313] RBP: 6769666e6f632f2e R08: 000000000000000f R09: 00007fffd96ded78 [ 32.717438][ T313] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fffd96ded68 [ 32.725435][ T313] R13: 0000000000000002 R14: 0000200000000008 R15: 0000000000000002 [ 32.733422][ T313] [ 32.736438][ T313] Modules linked in: [ 32.740521][ T313] ---[ end trace 0000000000000000 ]--- [ 32.746064][ T313] RIP: 0010:fsg_common_set_num_buffers+0xa5/0x3b0 [ 32.752531][ T313] Code: 49 be 00 00 00 00 00 fc ff df 66 90 e8 c4 cd c9 fd bf 00 40 00 00 be c0 0c 00 00 e8 35 6b 1e fe 49 89 c7 4c 89 e0 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 e7 e8 2c a9 22 fe 4d 8d 75 f0 4d 89 3e [ 32.772204][ T313] RSP: 0018:ffffc9000122fb20 EFLAGS: 00010202 [ 32.778337][ T313] RAX: 0000000000000002 RBX: 0000000000000001 RCX: 0000000000000002 [ 32.786383][ T313] RDX: 0000000000000003 RSI: ffffffff83bda9ab RDI: ffffed102447b800 [ 32.794396][ T313] RBP: ffffc9000122fb70 R08: 0000000000004000 R09: 0000000000000000 [ 32.802365][ T313] R10: ffffed102447b800 R11: fffff94000911ecc R12: 0000000000000010 [ 32.810405][ T313] R13: 0000000000000020 R14: dffffc0000000000 R15: ffff8881223d8000 [ 32.818429][ T313] FS: 000055555e6293c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.827423][ T313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.834035][ T313] CR2: 00007fea6109e008 CR3: 000000011fc20000 CR4: 00000000003526b0 [ 32.842094][ T313] Kernel panic - not syncing: Fatal exception [ 32.848302][ T313] Kernel Offset: disabled [ 32.852642][ T313] Rebooting in 86400 seconds..