ci-upstream-kasan-gce-selinux-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-selinux-root/syz-executor1849304527 <...> Warning: Permanently added '10.128.0.119' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce-selinux-root/syz-executor1849304527", ["ci-upstream-kasan-gce-selinux-root/syz-executor1849304527"], 0x7ffdbb4a8fc0 /* 10 vars */) = 0 brk(NULL) = 0x55556a5e8000 brk(0x55556a5e8d80) = 0x55556a5e8d80 arch_prctl(ARCH_SET_FS, 0x55556a5e8400) = 0 set_tid_address(0x55556a5e86d0) = 5608 set_robust_list(0x55556a5e86e0, 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}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-kasan-gce-selinux-root/syz-executor1849304527", 4096) = 63 getrandom("\xfd\xd8\x5f\x91\x6e\xb4\xa5\x41", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556a5e8d80 brk(0x55556a609d80) = 0x55556a609d80 brk(0x55556a60a000) = 0x55556a60a000 mprotect(0x7f5af5beb000, 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 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556a5e86d0) = 5609 ci-upstream-kasan-gce-selinux-root/strace-static-x86_64: Process 5609 attached [pid 5608] rt_sigprocmask(SIG_SETMASK, [] [pid 5609] set_robust_list(0x55556a5e86e0, 24 [pid 5608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5609] <... set_robust_list resumed>) = 0 [pid 5609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 78.405622][ T29] kauditd_printk_skb: 8 callbacks suppressed [ 78.405638][ T29] audit: type=1400 audit(1786946763.424:129): avc: denied { execmem } for pid=5608 comm="syz-executor184" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 5609] setpgid(0, 0) = 0 [pid 5609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5609] write(3, "1000", 4) = 4 [pid 5609] close(3) = 0 [pid 5609] write(1, "executing program\n", 18) = 18 executing program [pid 5609] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 5609] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffed3153930) = 0 [ 78.521326][ T29] audit: type=1400 audit(1786946763.534:130): avc: denied { read write } for pid=5609 comm="syz-executor184" name="raw-gadget" dev="devtmpfs" ino=819 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 78.545310][ T29] audit: type=1400 audit(1786946763.534:131): avc: denied { open } for pid=5609 comm="syz-executor184" path="/dev/raw-gadget" dev="devtmpfs" ino=819 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [pid 5609] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [ 78.570233][ T29] audit: type=1400 audit(1786946763.564:132): avc: denied { ioctl } for pid=5609 comm="syz-executor184" path="/dev/raw-gadget" dev="devtmpfs" ino=819 ioctlcmd=0x5500 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffed3152920) = 18 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [ 78.802927][ T188] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffed3152920) = 18 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffed3152920) = 9 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffed3152920) = 36 [ 78.962810][ T188] usb 1-1: Using ep0 maxpacket: 16 [ 78.970222][ T188] usb 1-1: New USB device found, idVendor=04d8, idProduct=00dd, bcdDevice= 0.00 [ 79.001975][ T188] usb 1-1: config 0 interface 0 altsetting 64 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 5609] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffed3153930) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f5af5bf1b4c) = 0 [pid 5609] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffed3152920) = 0 [ 79.013019][ T188] usb 1-1: config 0 interface 0 has no altsetting 0 [ 79.019630][ T188] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.030403][ T188] usb 1-1: config 0 descriptor?? [pid 5609] mkdirat(AT_FDCWD, "./mysys", 0777) = 0 [pid 5609] mount(NULL, "./mysys", "sysfs", 0, NULL) = 0 [pid 5609] openat(AT_FDCWD, "./mysys/bus/platform/drivers/dummy_hcd/unbind", O_WRONLY) = 4 [ 79.264643][ T29] audit: type=1400 audit(1786946764.284:133): avc: denied { mounton } for pid=5609 comm="syz-executor184" path="/root/mysys" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 79.287625][ T29] audit: type=1400 audit(1786946764.284:134): avc: denied { mount } for pid=5609 comm="syz-executor184" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 79.288952][ T5609] dummy_hcd dummy_hcd.0: remove, state 1 [ 79.316556][ T5609] usb usb1: USB disconnect, device number 1 [pid 5609] write(4, "dummy_hcd.0", 11 [pid 5608] kill(-5609, SIGKILL) = 0 [pid 5608] kill(5609, SIGKILL) = 0 [pid 5608] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5608] fstat(3, {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 [pid 5608] getdents64(3, 0x55556a5e97b0 /* 2 entries */, 32768) = 48 [pid 5608] getdents64(3, 0x55556a5e97b0 /* 0 entries */, 32768) = 0 [pid 5608] close(3) = 0 [pid 5609] <... write resumed>) = ? [ 84.096881][ T188] usb 1-1: USB disconnect, device number 2 [ 84.125517][ T5609] dummy_hcd dummy_hcd.0: stopped [ 84.130489][ T5609] dummy_hcd dummy_hcd.0: USB bus 1 deregistered [ 84.142201][ T5609] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI [ 84.154288][ T5609] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 84.162697][ T5609] CPU: 1 UID: 0 PID: 5609 Comm: syz-executor184 Not tainted syzkaller #0 PREEMPT(full) [ 84.172392][ T5609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 84.182415][ T5609] RIP: 0010:set_link_state+0x27/0xc70 [ 84.187789][ T5609] Code: 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 18 e8 ba 38 3b fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 35 0b 00 00 4c 8d ab a3 00 00 00 48 8b 2b 48 b8 [ 84.207374][ T5609] RSP: 0018:ffffc90003a5f850 EFLAGS: 00010046 [ 84.213422][ T5609] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cf49a3 [ 84.221362][ T5609] RDX: 0000000000000000 RSI: ffffffff87cf3ac6 RDI: 0000000000000000 [ 84.229300][ T5609] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 84.237239][ T5609] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293 [ 84.245189][ T5609] R13: ffff888021f9c000 R14: 0000000000000000 R15: ffff888021f9cc00 [ 84.253129][ T5609] FS: 0000000000000000(0000) GS:ffff888123cde000(0000) knlGS:0000000000000000 [ 84.262027][ T5609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.268580][ T5609] CR2: 000055598d674b30 CR3: 000000000eb94000 CR4: 00000000003526f0 [ 84.276522][ T5609] Call Trace: [ 84.279775][ T5609] [ 84.282680][ T5609] ? __pfx_dummy_pullup+0x10/0x10 [ 84.287696][ T5609] dummy_pullup+0xf3/0x170 [ 84.292086][ T5609] ? __pfx_dummy_pullup+0x10/0x10 [ 84.297083][ T5609] usb_gadget_disconnect_locked+0x142/0x4e0 [ 84.302953][ T5609] gadget_unbind_driver+0xd8/0x4f0 [ 84.308034][ T5609] ? __pfx_gadget_unbind_driver+0x10/0x10 [ 84.313724][ T5609] device_remove+0xcb/0x180 [ 84.318209][ T5609] device_release_driver_internal+0x44e/0x620 [ 84.324250][ T5609] driver_detach+0xd8/0x1b0 [ 84.328727][ T5609] bus_remove_driver+0x13b/0x2e0 [ 84.333637][ T5609] driver_unregister+0x76/0xb0 [ 84.338374][ T5609] usb_gadget_unregister_driver+0x49/0x70 [ 84.344060][ T5609] raw_release+0x19b/0x260 [ 84.348454][ T5609] ? __pfx_raw_release+0x10/0x10 [ 84.353366][ T5609] __fput+0x3ff/0xb50 [ 84.357322][ T5609] task_work_run+0x150/0x240 [ 84.361880][ T5609] ? __pfx_task_work_run+0x10/0x10 [ 84.366959][ T5609] ? do_raw_spin_unlock+0x145/0x1e0 [ 84.372132][ T5609] do_exit+0x951/0x2ae0 [ 84.376257][ T5609] ? __pfx_do_exit+0x10/0x10 [ 84.380816][ T5609] ? do_raw_spin_lock+0x128/0x260 [ 84.385813][ T5609] ? find_held_lock+0x2b/0x80 [ 84.390456][ T5609] ? get_signal+0x7e0/0x21e0 [ 84.395020][ T5609] do_group_exit+0xd5/0x2a0 [ 84.399491][ T5609] get_signal+0x1ec7/0x21e0 [ 84.403970][ T5609] ? map_id_range_up+0x2ce/0x3b0 [ 84.408882][ T5609] ? __pfx_get_signal+0x10/0x10 [ 84.413710][ T5609] ? from_kuid_munged+0xaa/0x130 [ 84.418632][ T5609] arch_do_signal_or_restart+0x91/0x7e0 [ 84.424153][ T5609] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 84.430282][ T5609] ? find_held_lock+0x2b/0x80 [ 84.434928][ T5609] exit_to_user_mode_loop+0x139/0x6f0 [ 84.440273][ T5609] ? rcu_is_watching+0x12/0xc0 [ 84.445016][ T5609] do_syscall_64+0x666/0x870 [ 84.449578][ T5609] ? clear_bhb_loop+0x70/0xc0 [ 84.454228][ T5609] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.460092][ T5609] RIP: 0033:0x7f5af5b58009 [ 84.464485][ T5609] Code: Unable to access opcode bytes at 0x7f5af5b57fdf. [ 84.471469][ T5609] RSP: 002b:00007ffed3154978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 84.479851][ T5609] RAX: 000000000000000b RBX: 0000200000000000 RCX: 00007f5af5b58009 [ 84.487793][ T5609] RDX: 000000000000000b RSI: 0000200000000200 RDI: 0000000000000004 [ 84.495738][ T5609] RBP: 00737973796d2f2e R08: 0000000000000006 R09: 0000000000000006 [ 84.503680][ T5609] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffed3154ae8 [ 84.511625][ T5609] R13: 431bde82d7b634db R14: 00007f5af5bebc40 R15: 0000000000000002 [ 84.519568][ T5609] [ 84.522567][ T5609] Modules linked in: [ 84.526436][ T5609] ---[ end trace 0000000000000000 ]--- [ 84.531860][ T5609] RIP: 0010:set_link_state+0x27/0xc70 [ 84.537211][ T5609] Code: 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 18 e8 ba 38 3b fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 35 0b 00 00 4c 8d ab a3 00 00 00 48 8b 2b 48 b8 [ 84.556791][ T5609] RSP: 0018:ffffc90003a5f850 EFLAGS: 00010046 [ 84.562836][ T5609] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cf49a3 [ 84.570779][ T5609] RDX: 0000000000000000 RSI: ffffffff87cf3ac6 RDI: 0000000000000000 [ 84.578720][ T5609] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 84.586663][ T5609] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293 [ 84.594604][ T5609] R13: ffff888021f9c000 R14: 0000000000000000 R15: ffff888021f9cc00 [ 84.602545][ T5609] FS: 0000000000000000(0000) GS:ffff888123cde000(0000) knlGS:0000000000000000 [ 84.611445][ T5609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.618003][ T5609] CR2: 000055598d674b30 CR3: 000000000eb94000 CR4: 00000000003526f0 [ 84.625956][ T5609] Kernel panic - not syncing: Fatal exception [ 84.632200][ T5609] Kernel Offset: disabled [ 84.636500][ T5609] Rebooting in 86400 seconds..