ci2-android-5-10/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-10/syz-executor170780897 <...> Warning: Permanently added '10.128.1.92' (ED25519) to the list of known hosts. execve("ci2-android-5-10/syz-executor170780897", ["ci2-android-5-10/syz-executor170780897"], 0x7ffcb2c70570 /* 10 vars */) = 0 brk(NULL) = 0x55555f6d2000 brk(0x55555f6d2d40) = 0x55555f6d2d40 arch_prctl(ARCH_SET_FS, 0x55555f6d23c0) = 0 set_tid_address(0x55555f6d2690) = 297 set_robust_list(0x55555f6d26a0, 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-5-10/syz-executor170780897", 4096) = 44 getrandom("\x16\x50\x40\x57\xa0\xf4\x46\xb3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555f6d2d40 brk(0x55555f6f3d40) = 0x55555f6f3d40 brk(0x55555f6f4000) = 0x55555f6f4000 mprotect(0x7fa2e15a0000, 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 [ 26.129543][ T24] audit: type=1400 audit(1785236788.840:64): avc: denied { execmem } for pid=297 comm="syz-executor170" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 26.148118][ T297] dummy_hcd dummy_hcd.0: remove, state 4 [ 26.150186][ T24] audit: type=1400 audit(1785236788.840:65): avc: denied { mounton } for pid=297 comm="syz-executor170" 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 [ 26.156073][ T297] usb usb1: USB disconnect, device number 1 [ 26.178569][ T24] audit: type=1400 audit(1785236788.840:66): avc: denied { mount } for pid=297 comm="syz-executor170" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 26.209967][ T297] dummy_hcd dummy_hcd.0: stopped [ 26.215036][ T297] dummy_hcd dummy_hcd.0: USB bus 1 deregistered mount(NULL, "./config", "configfs", 0, NULL) = 0 mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 chdir("./config/usb_gadget/g1") = 0 openat(AT_FDCWD, "UDC", O_WRONLY) = 4 [ 26.223390][ T24] audit: type=1400 audit(1785236788.940:67): avc: denied { mount } for pid=297 comm="syz-executor170" name="/" dev="configfs" ino=13716 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 26.246445][ T24] audit: type=1400 audit(1785236788.940:68): avc: denied { search } for pid=297 comm="syz-executor170" name="/" dev="configfs" ino=13716 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 26.254296][ T297] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 26.269631][ T24] audit: type=1400 audit(1785236788.940:69): avc: denied { write } for pid=297 comm="syz-executor170" name="usb_gadget" dev="configfs" ino=13717 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 26.280579][ T297] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 26.280591][ T297] CPU: 1 PID: 297 Comm: syz-executor170 Not tainted syzkaller #0 [ 26.280597][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 26.280638][ T297] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 26.280650][ T297] Code: 94 c0 4d 8d b4 c6 f0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 0e 64 92 fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 f5 63 92 fe 41 be 78 11 00 00 4d [ 26.280678][ T297] RSP: 0018:ffffc90000b579f0 EFLAGS: 00010246 [ 26.308356][ T24] audit: type=1400 audit(1785236788.940:70): avc: denied { add_name } for pid=297 comm="syz-executor170" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 26.312773][ T297] [ 26.321423][ T24] audit: type=1400 audit(1785236788.940:71): avc: denied { create } for pid=297 comm="syz-executor170" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 26.330856][ T297] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 26.330864][ T297] RDX: ffff88810b9f93c0 RSI: 0000000000000003 RDI: 0000000000000005 [ 26.330872][ T297] RBP: ffffc90000b57a10 R08: ffff88810005986f R09: 1ffff1102000b30d [ 26.330879][ T297] R10: dffffc0000000000 R11: ffffed102000b30e R12: dffffc0000000000 [ 26.330886][ T297] R13: ffff88810b2c0478 R14: ffff88810b849180 R15: 0000000000000000 [ 26.330897][ T297] FS: 000055555f6d23c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 26.330905][ T297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.330936][ T297] CR2: 00005613faee0500 CR3: 000000011e302000 CR4: 00000000003506a0 [ 26.338283][ T24] audit: type=1400 audit(1785236788.960:72): avc: denied { write } for pid=297 comm="syz-executor170" name="UDC" dev="configfs" ino=14253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 26.356545][ T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.356553][ T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.356557][ T297] Call Trace: [ 26.356575][ T297] ? dummy_wakeup+0x270/0x270 [ 26.356617][ T297] usb_gadget_set_selfpowered+0x6c/0x180 [ 26.363070][ T24] audit: type=1400 audit(1785236788.960:73): avc: denied { open } for pid=297 comm="syz-executor170" path="/root/config/usb_gadget/g1/UDC" dev="configfs" ino=14253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 26.383257][ T297] composite_dev_prepare+0x2e7/0x310 [ 26.383272][ T297] configfs_composite_bind+0xb4/0x13a0 [ 26.383284][ T297] ? gadget_dev_desc_UDC_store+0x55/0x330 [ 26.383295][ T297] ? __kasan_check_write+0x14/0x20 [ 26.383341][ T297] ? os_desc_qw_sign_store+0x140/0x140 [ 26.573034][ T297] udc_bind_to_driver+0x24e/0x6d0 [ 26.578051][ T297] ? mutex_lock+0x92/0xf0 [ 26.582395][ T297] usb_gadget_probe_driver+0x1fc/0x380 [ 26.587959][ T297] gadget_dev_desc_UDC_store+0x217/0x330 [ 26.593592][ T297] ? gadget_dev_desc_UDC_show+0x80/0x80 [ 26.599151][ T297] configfs_write_file+0x320/0x3d0 [ 26.604257][ T297] ? configfs_read_file+0x400/0x400 [ 26.609536][ T297] vfs_write+0x344/0xd70 [ 26.613771][ T297] ? kernel_write+0x3c0/0x3c0 [ 26.618446][ T297] ? cgroup_leave_frozen+0x165/0x2a0 [ 26.623736][ T297] ? ptrace_stop+0x687/0x9c0 [ 26.628337][ T297] ? __kasan_check_read+0x11/0x20 [ 26.633367][ T297] ? __fdget_pos+0x2d9/0x380 [ 26.637953][ T297] ksys_write+0x14a/0x260 [ 26.642300][ T297] ? __ia32_sys_read+0x90/0x90 [ 26.647058][ T297] ? __se_sys_chdir+0x180/0x220 [ 26.652140][ T297] ? __x64_sys_chdir+0x40/0x40 [ 26.656917][ T297] __x64_sys_write+0x7b/0x90 [ 26.661697][ T297] do_syscall_64+0x31/0x40 [ 26.666430][ T297] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 26.672335][ T297] RIP: 0033:0x7fa2e150fdb9 [ 26.676928][ T297] 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 [ 26.696711][ T297] RSP: 002b:00007ffe1a2d4bf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 26.705259][ T297] RAX: ffffffffffffffda RBX: 0031672f74656764 RCX: 00007fa2e150fdb9 [ 26.713242][ T297] RDX: 000000000000000b RSI: 0000200000000600 RDI: 0000000000000004 [ 26.721222][ T297] RBP: 00737973796d2f2e R08: 00000000000a8c88 R09: 00000000000a8c88 [ 26.729316][ T297] R10: 00000000000a8c88 R11: 0000000000000246 R12: 00007ffe1a2d4d28 [ 26.737298][ T297] R13: 0000000000000002 R14: 00007fa2e15a0ca0 R15: 0000000000000002 [ 26.745533][ T297] Modules linked in: [ 26.749759][ T297] ---[ end trace f29dbcc90c5d718b ]--- [ 26.755292][ T297] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 26.761287][ T297] Code: 94 c0 4d 8d b4 c6 f0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 0e 64 92 fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 f5 63 92 fe 41 be 78 11 00 00 4d [ 26.781030][ T297] RSP: 0018:ffffc90000b579f0 EFLAGS: 00010246 [ 26.787127][ T297] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 26.795133][ T297] RDX: ffff88810b9f93c0 RSI: 0000000000000003 RDI: 0000000000000005 [ 26.803134][ T297] RBP: ffffc90000b57a10 R08: ffff88810005986f R09: 1ffff1102000b30d [ 26.811105][ T297] R10: dffffc0000000000 R11: ffffed102000b30e R12: dffffc0000000000 [ 26.819144][ T297] R13: ffff88810b2c0478 R14: ffff88810b849180 R15: 0000000000000000 [ 26.827159][ T297] FS: 000055555f6d23c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 26.836132][ T297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.842747][ T297] CR2: 00005613faee0500 CR3: 000000011e302000 CR4: 00000000003506a0 [ 26.851043][ T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.859055][ T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.867077][ T297] Kernel panic - not syncing: Fatal exception [ 26.873449][ T297] Kernel Offset: disabled [ 26.877782][ T297] Rebooting in 86400 seconds..