ci-upstream-rust-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-rust-kasan-gce/syz-executor3846625181 <...> Warning: Permanently added '10.128.1.146' (ED25519) to the list of known hosts. execve("ci-upstream-rust-kasan-gce/syz-executor3846625181", ["ci-upstream-rust-kasan-gce/syz-executor3846625181"], 0x7ffece8b67d0 /* 10 vars */) = 0 brk(NULL) = 0x55558ac8b000 brk(0x55558ac8bd80) = 0x55558ac8bd80 arch_prctl(ARCH_SET_FS, 0x55558ac8b400) = 0 set_tid_address(0x55558ac8b6d0) = 5616 set_robust_list(0x55558ac8b6e0, 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-rust-kasan-gce/syz-executor3846625181", 4096) = 55 getrandom("\xad\xb1\x53\xeb\x98\x40\xd9\xae", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558ac8bd80 brk(0x55558acacd80) = 0x55558acacd80 brk(0x55558acad000) = 0x55558acad000 mprotect(0x7fc3fbfc3000, 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|SIGCHLDci-upstream-rust-kasan-gce/strace-static-x86_64: Process 5617 attached [pid 5617] set_robust_list(0x55558ac8b6e0, 24 [pid 5616] <... clone resumed>, child_tidptr=0x55558ac8b6d0) = 5617 [pid 5617] <... set_robust_list resumed>) = 0 [pid 5617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5616] rt_sigprocmask(SIG_SETMASK, [] [pid 5617] setpgid(0, 0) = 0 [pid 5616] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5617] write(3, "1000", 4) = 4 [pid 5617] close(3) = 0 [pid 5617] write(1, "executing program\n", 18) = 18 executing program [pid 5617] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 5617] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 5617] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 [pid 5617] openat(AT_FDCWD, "./config/usb_gadget/g1/UDC", O_WRONLY) = 3 [pid 5617] write(3, "dummy_udc.0\n", 12) = -1 EBUSY (Device or resource busy) [pid 5617] mkdirat(AT_FDCWD, "./mysys", 0777) = 0 [pid 5617] mount(NULL, "./mysys", "sysfs", 0, NULL) = 0 [pid 5617] openat(AT_FDCWD, "./mysys/bus/platform/drivers/dummy_hcd/unbind", O_WRONLY) = 4 [ 98.605120][ T5617] Need at least one configuration in g1. [ 98.605355][ T5617] udc dummy_udc.0: failed to start g1: -22 [ 98.605373][ T5617] configfs-gadget.g1 gadget.0: probe with driver configfs-gadget.g1 failed with error -22 [ 98.607862][ T5617] UDC core: g1: couldn't find an available UDC or it's busy [ 98.659126][ T5617] dummy_hcd dummy_hcd.0: remove, state 4 [ 98.659301][ T5617] usb usb1: USB disconnect, device number 1 [pid 5617] write(4, "dummy_hcd.0", 11) = 11 [pid 5617] exit_group(0) = ? [pid 5617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5617, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 98.695931][ T5617] dummy_hcd dummy_hcd.0: stopped [ 98.695956][ T5617] dummy_hcd dummy_hcd.0: USB bus 1 deregistered clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-rust-kasan-gce/strace-static-x86_64: Process 5619 attached , child_tidptr=0x55558ac8b6d0) = 5619 [pid 5619] set_robust_list(0x55558ac8b6e0, 24 [pid 5616] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] <... set_robust_list resumed>) = 0 [pid 5616] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5619] setpgid(0, 0) = 0 [pid 5619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5619] write(3, "1000", 4) = 4 [pid 5619] close(3) = 0 executing program [pid 5619] write(1, "executing program\n", 18) = 18 [pid 5619] mkdirat(AT_FDCWD, "./config", 0777) = -1 EEXIST (File exists) [pid 5619] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5619] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5619] openat(AT_FDCWD, "./config/usb_gadget/g1/UDC", O_WRONLY) = 3 [ 98.886585][ T5619] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI [ 98.886612][ T5619] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 98.886647][ T5619] CPU: 0 UID: 0 PID: 5619 Comm: syz-executor384 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 98.886673][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 98.886686][ T5619] RIP: 0010:dummy_set_selfpowered+0xbe/0x160 [ 98.886733][ T5619] Code: 8d 34 c6 49 81 c6 c8 07 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 2c 63 f8 fa 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 13 63 f8 fa 41 be 00 14 00 00 4d [ 98.886758][ T5619] RSP: 0018:ffffc90004db7780 EFLAGS: 00010246 [ 98.886778][ T5619] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff88802d253e80 [ 98.886792][ T5619] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000005 [ 98.886803][ T5619] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 98.886814][ T5619] R10: dffffc0000000000 R11: ffffffff873996b0 R12: dffffc0000000000 [ 98.886831][ T5619] R13: ffff88803e49a528 R14: ffff88801f7e1408 R15: 0000000000000000 [ 98.886841][ T5619] FS: 000055558ac8b400(0000) GS:ffff8881259f2000(0000) knlGS:0000000000000000 [ 98.886854][ T5619] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.886864][ T5619] CR2: 0000200000000000 CR3: 00000000450f4000 CR4: 00000000003526f0 [ 98.886877][ T5619] Call Trace: [ 98.886883][ T5619] [ 98.886890][ T5619] ? __pfx_dummy_set_selfpowered+0x10/0x10 [ 98.886913][ T5619] usb_gadget_set_selfpowered+0x75/0x260 [ 98.886936][ T5619] composite_dev_prepare+0x2fa/0x320 [ 98.886958][ T5619] configfs_composite_bind+0xa5/0x1410 [ 98.886980][ T5619] ? __pfx_configfs_composite_bind+0x10/0x10 [ 98.886998][ T5619] gadget_bind_driver+0x2ca/0x9e0 [ 98.887015][ T5619] ? __pfx_gadget_bind_driver+0x10/0x10 [ 98.887028][ T5619] really_probe+0x254/0xae0 [ 98.887048][ T5619] __driver_probe_device+0x1e8/0x360 [ 98.887066][ T5619] driver_probe_device+0x4f/0x240 [ 98.887084][ T5619] __driver_attach+0x339/0x600 [ 98.887105][ T5619] bus_for_each_dev+0x23e/0x2c0 [ 98.887128][ T5619] ? __pfx___driver_attach+0x10/0x10 [ 98.887145][ T5619] ? __pfx_bus_for_each_dev+0x10/0x10 [ 98.887170][ T5619] ? rt_spin_unlock+0x163/0x200 [ 98.887191][ T5619] bus_add_driver+0x348/0x670 [ 98.887216][ T5619] driver_register+0x23a/0x320 [ 98.887236][ T5619] usb_gadget_register_driver_owner+0xf9/0x270 [ 98.887262][ T5619] gadget_dev_desc_UDC_store+0x1c9/0x2f0 [ 98.887278][ T5619] ? __pfx_gadget_dev_desc_UDC_store+0x10/0x10 [ 98.887293][ T5619] configfs_write_iter+0x33a/0x430 [ 98.887312][ T5619] vfs_write+0x61e/0xbb0 [ 98.887332][ T5619] ? __pfx_vfs_write+0x10/0x10 [ 98.887355][ T5619] ksys_write+0x156/0x270 [ 98.887373][ T5619] ? __pfx_ksys_write+0x10/0x10 [ 98.887399][ T5619] do_syscall_64+0x17b/0x530 [ 98.887413][ T5619] ? irqentry_exit+0x10f/0x8f0 [ 98.887427][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.887442][ T5619] ? clear_bhb_loop+0x40/0x90 [ 98.887459][ T5619] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 98.887473][ T5619] RIP: 0033:0x7fc3fbf30689 [ 98.887490][ T5619] 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 [ 98.887502][ T5619] RSP: 002b:00007ffc37b77f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 98.887516][ T5619] RAX: ffffffffffffffda RBX: 00737973796d2f2e RCX: 00007fc3fbf30689 [ 98.887527][ T5619] RDX: 000000000000000c RSI: 0000200000000680 RDI: 0000000000000003 [ 98.887536][ T5619] RBP: 0000000000017f72 R08: 0000000000000006 R09: 0000000000000006 [ 98.887553][ T5619] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc37b77f3c [ 98.887562][ T5619] R13: 431bde82d7b634db R14: 00007fc3fbfc3c40 R15: 0000000000000002 [ 98.887578][ T5619] [ 98.887583][ T5619] Modules linked in: [ 98.887613][ T5619] ---[ end trace 0000000000000000 ]--- [ 98.887626][ T5619] RIP: 0010:dummy_set_selfpowered+0xbe/0x160 [ 98.887648][ T5619] Code: 8d 34 c6 49 81 c6 c8 07 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 2c 63 f8 fa 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 13 63 f8 fa 41 be 00 14 00 00 4d [ 98.887660][ T5619] RSP: 0018:ffffc90004db7780 EFLAGS: 00010246 [ 98.887671][ T5619] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff88802d253e80 [ 98.887681][ T5619] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000005 [ 98.887689][ T5619] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 98.887697][ T5619] R10: dffffc0000000000 R11: ffffffff873996b0 R12: dffffc0000000000 [ 98.887708][ T5619] R13: ffff88803e49a528 R14: ffff88801f7e1408 R15: 0000000000000000 [ 98.887719][ T5619] FS: 000055558ac8b400(0000) GS:ffff8881259f2000(0000) knlGS:0000000000000000 [ 98.887731][ T5619] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.887741][ T5619] CR2: 0000200000000000 CR3: 00000000450f4000 CR4: 00000000003526f0 [ 98.887794][ T5619] Kernel panic - not syncing: Fatal exception [ 98.887953][ T5619] Kernel Offset: disabled