ci2-android-6-1/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-1/syz-executor3531490086 <...> Warning: Permanently added '10.128.0.51' (ED25519) to the list of known hosts. execve("ci2-android-6-1/syz-executor3531490086", ["ci2-android-6-1/syz-executor3531490086"], 0x7ffe4a0f00d0 /* 10 vars */) = 0 brk(NULL) = 0x55555c716000 brk(0x55555c716d40) = 0x55555c716d40 arch_prctl(ARCH_SET_FS, 0x55555c7163c0) = 0 set_tid_address(0x55555c716690) = 306 set_robust_list(0x55555c7166a0, 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-6-1/syz-executor3531490086", 4096) = 44 getrandom("\x3e\xa1\x09\x8c\x99\x06\xb6\x1a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555c716d40 brk(0x55555c737d40) = 0x55555c737d40 brk(0x55555c738000) = 0x55555c738000 mprotect(0x7f31fa3bd000, 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, "./mysys", 0777) = 0 mount(NULL, "./mysys", "sysfs", 0, NULL) = 0 openat(AT_FDCWD, "./mysys/bus/platform/drivers/dummy_hcd/unbind", O_WRONLY) = 3 [ 24.752329][ T28] audit: type=1400 audit(1787171956.234:64): avc: denied { execmem } for pid=306 comm="syz-executor353" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 24.764838][ T306] dummy_hcd dummy_hcd.0: remove, state 4 [ 24.771893][ T28] audit: type=1400 audit(1787171956.234:65): avc: denied { mounton } for pid=306 comm="syz-executor353" path="/root/mysys" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 write(3, "dummy_hcd.0", 11) = 11 mkdirat(AT_FDCWD, "./config", 0777) = 0 mount(NULL, "./config", "configfs", 0, NULL) = 0 mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 openat(AT_FDCWD, "./config/usb_gadget/g1/UDC", O_WRONLY) = 4 [ 24.777440][ T306] usb usb1: USB disconnect, device number 1 [ 24.803139][ T28] audit: type=1400 audit(1787171956.244:66): avc: denied { mount } for pid=306 comm="syz-executor353" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 24.821759][ T306] dummy_hcd dummy_hcd.0: stopped [ 24.833693][ T306] dummy_hcd dummy_hcd.0: USB bus 1 deregistered [ 24.842635][ T28] audit: type=1400 audit(1787171956.324:67): avc: denied { mount } for pid=306 comm="syz-executor353" name="/" dev="configfs" ino=12962 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 24.852183][ T306] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 24.867132][ T28] audit: type=1400 audit(1787171956.324:68): avc: denied { search } for pid=306 comm="syz-executor353" name="/" dev="configfs" ino=12962 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.877740][ T306] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 24.877758][ T306] CPU: 1 PID: 306 Comm: syz-executor353 Not tainted syzkaller #0 [ 24.877776][ T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 24.877787][ T306] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 24.901236][ T28] audit: type=1400 audit(1787171956.324:69): avc: denied { write } for pid=306 comm="syz-executor353" name="usb_gadget" dev="configfs" ino=12963 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.908591][ T306] Code: 94 c0 4d 8d b4 c6 e0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 5e 8f 6a fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 45 8f 6a fe 41 be 68 11 00 00 4d [ 24.916683][ T28] audit: type=1400 audit(1787171956.324:70): avc: denied { add_name } for pid=306 comm="syz-executor353" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.926366][ T306] RSP: 0018:ffffc90000d67738 EFLAGS: 00010246 [ 24.926398][ T306] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 24.926410][ T306] RDX: ffff88810ece5100 RSI: 0000000000000003 RDI: 0000000000000005 [ 24.926422][ T306] RBP: ffffc90000d67758 R08: ffff8881001b0e67 R09: 1ffff110200361cc [ 24.937192][ T28] audit: type=1400 audit(1787171956.324:71): avc: denied { create } for pid=306 comm="syz-executor353" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 24.956079][ T306] R10: 0000000000000000 R11: ffffed10200361cd R12: dffffc0000000000 [ 24.956101][ T306] R13: ffff888109765468 R14: ffff88810d1f5170 R15: 0000000000000000 [ 24.956114][ T306] FS: 000055555c7163c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 24.956132][ T306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.956145][ T306] CR2: 00007ffcf4a34218 CR3: 0000000121bd5000 CR4: 00000000003506a0 [ 24.976781][ T28] audit: type=1400 audit(1787171956.324:72): avc: denied { write } for pid=306 comm="syz-executor353" name="UDC" dev="configfs" ino=14718 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 24.996247][ T306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.996263][ T306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.996276][ T306] Call Trace: [ 24.996282][ T306] [ 24.996290][ T306] ? __cfi_dummy_set_selfpowered+0x10/0x10 [ 25.003440][ T28] audit: type=1400 audit(1787171956.324:73): avc: denied { open } for pid=306 comm="syz-executor353" path="/root/config/usb_gadget/g1/UDC" dev="configfs" ino=14718 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 25.010362][ T306] usb_gadget_set_selfpowered+0x7a/0x190 [ 25.166852][ T306] composite_dev_prepare+0x2e7/0x310 [ 25.172167][ T306] configfs_composite_bind+0xb4/0x13b0 [ 25.177642][ T306] ? mutex_unlock+0x8f/0x230 [ 25.182250][ T306] ? __cfi_mutex_unlock+0x10/0x10 [ 25.187292][ T306] ? __kasan_check_write+0x14/0x20 [ 25.192411][ T306] ? kernfs_put+0x44f/0x480 [ 25.196930][ T306] ? __cfi_configfs_composite_bind+0x10/0x10 [ 25.202946][ T306] gadget_bind_driver+0x2eb/0x990 [ 25.207995][ T306] ? sysfs_create_link+0x68/0x80 [ 25.212948][ T306] ? __cfi_gadget_bind_driver+0x10/0x10 [ 25.218530][ T306] really_probe+0x2d7/0x9a0 [ 25.223049][ T306] ? __kasan_check_write+0x14/0x20 [ 25.228172][ T306] __driver_probe_device+0x193/0x270 [ 25.233495][ T306] driver_probe_device+0x54/0x3e0 [ 25.238540][ T306] __driver_attach+0x41a/0x5d0 [ 25.243321][ T306] bus_for_each_dev+0x18c/0x200 [ 25.248196][ T306] ? __cfi__raw_spin_lock+0x10/0x10 [ 25.253417][ T306] ? __cfi___driver_attach+0x10/0x10 [ 25.258721][ T306] ? __cfi_bus_for_each_dev+0x10/0x10 [ 25.264109][ T306] ? _raw_spin_unlock+0x4c/0x70 [ 25.268982][ T306] ? klist_add_tail+0x1e5/0x220 [ 25.273851][ T306] driver_attach+0x42/0x50 [ 25.278290][ T306] bus_add_driver+0x322/0x560 [ 25.282991][ T306] driver_register+0x335/0x440 [ 25.287777][ T306] usb_gadget_register_driver_owner+0xf8/0x270 [ 25.293949][ T306] gadget_dev_desc_UDC_store+0x220/0x340 [ 25.299619][ T306] configfs_write_iter+0x323/0x410 [ 25.304749][ T306] ? __cfi_gadget_dev_desc_UDC_store+0x10/0x10 [ 25.310924][ T306] vfs_write+0x5ef/0xd00 [ 25.315184][ T306] ? __cfi_vfs_write+0x10/0x10 [ 25.319959][ T306] ? memset+0x35/0x40 [ 25.323956][ T306] ? __kasan_check_read+0x11/0x20 [ 25.328989][ T306] ? __fdget_pos+0x2d4/0x380 [ 25.333589][ T306] ksys_write+0x14a/0x260 [ 25.337961][ T306] ? __cfi_ksys_write+0x10/0x10 [ 25.342825][ T306] ? fpregs_restore_userregs+0x128/0x260 [ 25.348470][ T306] __x64_sys_write+0x7b/0x90 [ 25.353074][ T306] x64_sys_call+0x27b/0x9a0 [ 25.357594][ T306] do_syscall_64+0x4c/0xa0 [ 25.362026][ T306] ? clear_bhb_loop+0x30/0x80 [ 25.366708][ T306] ? clear_bhb_loop+0x30/0x80 [ 25.371399][ T306] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 25.377314][ T306] RIP: 0033:0x7f31fa32cd79 [ 25.381749][ T306] 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 [ 25.401368][ T306] RSP: 002b:00007ffe66f41208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 25.409798][ T306] RAX: ffffffffffffffda RBX: 6769666e6f632f2e RCX: 00007f31fa32cd79 [ 25.417783][ T306] RDX: 000000000000000c RSI: 0000200000000680 RDI: 0000000000000004 [ 25.425787][ T306] RBP: 00737973796d2f2e R08: 00000000000a8c88 R09: 00000000000a8c88 [ 25.433773][ T306] R10: 00000000000a8c88 R11: 0000000000000246 R12: 00007ffe66f41338 [ 25.441752][ T306] R13: 0000000000000002 R14: 00007f31fa3bdca0 R15: 0000000000000002 [ 25.449881][ T306] [ 25.452915][ T306] Modules linked in: [ 25.457047][ T306] ---[ end trace 0000000000000000 ]--- [ 25.462840][ T306] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 25.469036][ T306] Code: 94 c0 4d 8d b4 c6 e0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 5e 8f 6a fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 45 8f 6a fe 41 be 68 11 00 00 4d [ 25.488720][ T306] RSP: 0018:ffffc90000d67738 EFLAGS: 00010246 [ 25.495042][ T306] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 25.503194][ T306] RDX: ffff88810ece5100 RSI: 0000000000000003 RDI: 0000000000000005 [ 25.511449][ T306] RBP: ffffc90000d67758 R08: ffff8881001b0e67 R09: 1ffff110200361cc [ 25.519613][ T306] R10: 0000000000000000 R11: ffffed10200361cd R12: dffffc0000000000 [ 25.527677][ T306] R13: ffff888109765468 R14: ffff88810d1f5170 R15: 0000000000000000 [ 25.535797][ T306] FS: 000055555c7163c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 25.544843][ T306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.551476][ T306] CR2: 000055e376f4ee80 CR3: 0000000121bd5000 CR4: 00000000003506b0 [ 25.559549][ T306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.567582][ T306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.575608][ T306] Kernel panic - not syncing: Fatal exception [ 25.581841][ T306] Kernel Offset: disabled [ 25.586172][ T306] Rebooting in 86400 seconds..