ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3634569827 <...> Warning: Permanently added '10.128.0.178' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3634569827", ["ci2-upstream-fs/syz-executor3634569827"], 0x7ffd2879a940 /* 10 vars */) = 0 brk(NULL) = 0x55556f854000 brk(0x55556f854d80) = 0x55556f854d80 arch_prctl(ARCH_SET_FS, 0x55556f854400) = 0 set_tid_address(0x55556f8546d0) = 5613 set_robust_list(0x55556f8546e0, 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/ci2-upstream-fs/syz-executor3634569827", 4096) = 44 getrandom("\x32\xb0\x9a\xa4\x0c\x84\x4c\xe1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556f854d80 brk(0x55556f875d80) = 0x55556f875d80 brk(0x55556f876000) = 0x55556f876000 mprotect(0x7f515a2a9000, 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|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5614 attached [pid 5614] set_robust_list(0x55556f8546e0, 24 [pid 5613] <... clone resumed>, child_tidptr=0x55556f8546d0) = 5614 [pid 5614] <... set_robust_list resumed>) = 0 [pid 5613] rt_sigprocmask(SIG_SETMASK, [] [pid 5614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5614] setpgid(0, 0) = 0 [pid 5614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5614] write(3, "1000", 4) = 4 [pid 5614] close(3) = 0 [pid 5614] write(1, "executing program\n", 18) = 18 executing program [pid 5614] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 5614] mount(NULL, "./sys", "sysfs", 0, NULL) = 0 [pid 5614] openat(AT_FDCWD, "./sys/bus/platform/devices/pcspkr", O_RDONLY) = 3 [pid 5614] openat(3, "driver_override", O_WRONLY) = 4 [pid 5614] write(4, "ucsi_acpi\n", 10) = 10 [pid 5614] openat(AT_FDCWD, "./sys/bus/platform/drivers/ucsi_acpi", O_RDONLY) = 5 [pid 5614] openat(5, "bind", O_WRONLY) = 6 [ 113.374307][ T5614] Oops: general protection fault, probably for non-canonical address 0xdffffc00000000fc: 0000 [#1] SMP KASAN PTI [ 113.386265][ T5614] KASAN: null-ptr-deref in range [0x00000000000007e0-0x00000000000007e7] [ 113.394777][ T5614] CPU: 1 UID: 0 PID: 5614 Comm: syz-executor363 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 113.405123][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 113.415293][ T5614] RIP: 0010:ucsi_acpi_probe+0x6c/0x4b0 [ 113.421253][ T5614] Code: 89 74 24 08 4c 8b 23 4c 89 e7 e8 0f 82 cd fd 49 83 c4 f0 45 31 f6 84 c0 4d 0f 45 f4 49 81 c6 e4 07 00 00 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 16 04 00 00 41 8b 2e 31 ff 89 ee e8 8b [ 113.441008][ T5614] RSP: 0018:ffffc90004e0fab8 EFLAGS: 00010207 [ 113.447131][ T5614] RAX: 00000000000000fc RBX: ffff88801c32f4e8 RCX: ffff888039d23e80 [ 113.455147][ T5614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.463187][ T5614] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 113.471253][ T5614] R10: dffffc0000000000 R11: ffffffff876108b0 R12: fffffffffffffff0 [ 113.479333][ T5614] R13: dffffc0000000000 R14: 00000000000007e4 R15: 1ffff11003865e9d [ 113.487384][ T5614] FS: 000055556f854400(0000) GS:ffff888125cc7000(0000) knlGS:0000000000000000 [ 113.496348][ T5614] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.502967][ T5614] CR2: 00007f515a2b5400 CR3: 00000000436e2000 CR4: 00000000003526f0 [ 113.511003][ T5614] Call Trace: [ 113.514359][ T5614] [ 113.517340][ T5614] ? __pfx_ucsi_acpi_probe+0x10/0x10 [ 113.522672][ T5614] platform_probe+0xf9/0x190 [ 113.527442][ T5614] ? __pfx_platform_probe+0x10/0x10 [ 113.532683][ T5614] really_probe+0x254/0xae0 [ 113.537336][ T5614] __driver_probe_device+0x1e8/0x360 [ 113.542664][ T5614] device_driver_attach+0xe0/0x1d0 [ 113.547832][ T5614] bind_store+0x1d3/0x220 [ 113.552201][ T5614] ? __pfx_sysfs_kf_write+0x10/0x10 [ 113.557547][ T5614] kernfs_fop_write_iter+0x3a5/0x540 [ 113.562893][ T5614] vfs_write+0x61e/0xbb0 [ 113.567264][ T5614] ? __pfx_vfs_write+0x10/0x10 [ 113.572059][ T5614] ? rt_spin_unlock+0x159/0x200 [ 113.577061][ T5614] ? rt_spin_unlock+0x165/0x200 [ 113.581952][ T5614] ksys_write+0x156/0x270 [ 113.586316][ T5614] ? __pfx_ksys_write+0x10/0x10 [ 113.591291][ T5614] do_syscall_64+0x166/0x520 [ 113.595922][ T5614] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.602102][ T5614] ? clear_bhb_loop+0x70/0xc0 [ 113.606860][ T5614] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.613496][ T5614] RIP: 0033:0x7f515a216649 [ 113.618151][ T5614] 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 [ 113.638240][ T5614] RSP: 002b:00007ffc1fe2a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 113.646732][ T5614] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f515a216649 [ 113.654740][ T5614] RDX: 0000000000000007 RSI: 0000200000000600 RDI: 0000000000000006 [ 113.663877][ T5614] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 113.671975][ T5614] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc1fe2a238 [ 113.680267][ T5614] R13: 431bde82d7b634db R14: 00007f515a2a9c40 R15: 0000000000000002 [ 113.688446][ T5614] [ 113.691687][ T5614] Modules linked in: [ 113.695808][ T5614] ---[ end trace 0000000000000000 ]--- [ 113.703934][ T5614] RIP: 0010:ucsi_acpi_probe+0x6c/0x4b0 [ 113.703983][ T5614] Code: 89 74 24 08 4c 8b 23 4c 89 e7 e8 0f 82 cd fd 49 83 c4 f0 45 31 f6 84 c0 4d 0f 45 f4 49 81 c6 e4 07 00 00 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 16 04 00 00 41 8b 2e 31 ff 89 ee e8 8b [ 113.704007][ T5614] RSP: 0018:ffffc90004e0fab8 EFLAGS: 00010207 [ 113.704028][ T5614] RAX: 00000000000000fc RBX: ffff88801c32f4e8 RCX: ffff888039d23e80 [ 113.704042][ T5614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.704055][ T5614] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 113.704067][ T5614] R10: dffffc0000000000 R11: ffffffff876108b0 R12: fffffffffffffff0 [ 113.704083][ T5614] R13: dffffc0000000000 R14: 00000000000007e4 R15: 1ffff11003865e9d [ 113.704099][ T5614] FS: 000055556f854400(0000) GS:ffff888125cc7000(0000) knlGS:0000000000000000 [ 113.704376][ T5614] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.704395][ T5614] CR2: 00007f515a2b5400 CR3: 00000000436e2000 CR4: 00000000003526f0 [ 113.704418][ T5614] Kernel panic - not syncing: Fatal exception [ 113.806751][ T5614] Kernel Offset: disabled [ 113.811111][ T5614] Rebooting in 86400 seconds..