ci-upstream-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce/syz-executor2043321575 <...> Warning: Permanently added '10.128.0.232' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce/syz-executor2043321575", ["ci-upstream-kasan-gce/syz-executor2043321575"], 0x7ffd4c85b1f0 /* 10 vars */) = 0 brk(NULL) = 0x555561638000 brk(0x555561638d80) = 0x555561638d80 arch_prctl(ARCH_SET_FS, 0x555561638400) = 0 set_tid_address(0x5555616386d0) = 5623 set_robust_list(0x5555616386e0, 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/syz-executor2043321575", 4096) = 50 getrandom("\x4a\x83\x37\x16\x7e\x77\xdc\x73", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555561638d80 brk(0x555561659d80) = 0x555561659d80 brk(0x55556165a000) = 0x55556165a000 mprotect(0x7fa96dcef000, 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-kasan-gce/strace-static-x86_64: Process 5624 attached , child_tidptr=0x5555616386d0) = 5624 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5624] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5624] <... set_robust_list resumed>) = 0 [pid 5624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5624] setpgid(0, 0) = 0 [pid 5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5624] write(3, "1000", 4) = 4 [pid 5624] close(3) = 0 [pid 5624] write(1, "executing program\n", 18) = 18 executing program [pid 5624] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5624] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5624] exit_group(0) = ? [ 95.878149][ T9] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0001/input/input5 [ 95.965512][ T9] rc_core: IR keymap rc-rc6-mce not found [ 95.971909][ T9] Registered IR keymap rc-empty [ 95.983829][ T9] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0001/rc/rc0 [ 95.996134][ T9] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0001/rc/rc0/input6 [ 96.015446][ T9] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 96.031105][ T9] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 9, name: kworker/0:0 [ 96.042072][ T9] preempt_count: 1, expected: 0 [ 96.048100][ T9] RCU nest depth: 0, expected: 0 [ 96.053997][ T9] 4 locks held by kworker/0:0/9: [ 96.060649][ T9] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 96.080016][ T9] #1: ffffc900000e7c40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 96.100722][ T9] #2: ffff88807116da58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 96.113972][ T9] #3: ffff888012576970 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 96.128686][ T9] irq event stamp: 884670 [ 96.135324][ T9] hardirqs last enabled at (884669): [] kasan_quarantine_put+0xbb/0x1f0 [ 96.147615][ T9] hardirqs last disabled at (884670): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 96.163278][ T9] softirqs last enabled at (884626): [] __alloc_skb+0x189/0x7a0 [ 96.175664][ T9] softirqs last disabled at (884622): [] __alloc_skb+0x189/0x7a0 [ 96.187372][ T9] Preemption disabled at: [ 96.187388][ T9] [<0000000000000000>] 0x0 [ 96.198005][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(full) [ 96.198027][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 96.198038][ T9] Workqueue: events uhid_device_add_worker [ 96.198067][ T9] Call Trace: [ 96.198077][ T9] [ 96.198084][ T9] dump_stack_lvl+0xe8/0x150 [ 96.198108][ T9] __might_resched+0x378/0x4d0 [ 96.198133][ T9] __kmalloc_noprof+0xef/0x720 [ 96.198153][ T9] ? __hid_request+0xb2/0x490 [ 96.198171][ T9] ? __hid_request+0xb2/0x490 [ 96.198195][ T9] __hid_request+0xb2/0x490 [ 96.198220][ T9] picolcd_set_contrast+0x208/0x300 [ 96.198246][ T9] picolcd_init_lcd+0x1f9/0x2f0 [ 96.198269][ T9] picolcd_probe+0xbb1/0x16c0 [ 96.198301][ T9] hid_device_probe+0x42c/0x7c0 [ 96.198330][ T9] ? __pfx_hid_device_probe+0x10/0x10 [ 96.198349][ T9] really_probe+0x254/0xae0 [ 96.198372][ T9] __driver_probe_device+0x1e8/0x360 [ 96.198393][ T9] driver_probe_device+0x4f/0x240 [ 96.198414][ T9] __device_attach_driver+0x270/0x410 [ 96.198436][ T9] bus_for_each_drv+0x258/0x2f0 [ 96.198458][ T9] ? __pfx___device_attach_driver+0x10/0x10 [ 96.198476][ T9] ? __pfx_bus_for_each_drv+0x10/0x10 [ 96.198498][ T9] ? lockdep_hardirqs_on+0x7a/0x110 [ 96.198515][ T9] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 96.198535][ T9] __device_attach+0x2c4/0x450 [ 96.198554][ T9] ? __pfx___device_attach+0x10/0x10 [ 96.198574][ T9] ? _raw_spin_unlock+0x28/0x50 [ 96.198591][ T9] device_initial_probe+0xa1/0xd0 [ 96.198610][ T9] bus_probe_device+0x12a/0x220 [ 96.198635][ T9] device_add+0x7d7/0xb80 [ 96.198653][ T9] hid_add_device+0x272/0x3e0 [ 96.198673][ T9] ? uhid_device_add_worker+0x1e/0xf0 [ 96.198696][ T9] uhid_device_add_worker+0x43/0xf0 [ 96.198717][ T9] ? process_scheduled_works+0xa20/0x14e0 [ 96.198733][ T9] process_scheduled_works+0xa8e/0x14e0 [ 96.198774][ T9] ? __pfx_process_scheduled_works+0x10/0x10 [ 96.198880][ T9] ? assign_work+0x3cf/0x5d0 [ 96.198908][ T9] worker_thread+0xa47/0xfb0 [ 96.198949][ T9] kthread+0x388/0x470 [ 96.198969][ T9] ? __pfx_worker_thread+0x10/0x10 [ 96.198984][ T9] ? __pfx_kthread+0x10/0x10 [ 96.199005][ T9] ret_from_fork+0x514/0xb70 [ 96.199029][ T9] ? __pfx_ret_from_fork+0x10/0x10 [ 96.199050][ T9] ? __switch_to+0xc89/0x1420 [ 96.199071][ T9] ? __pfx_kthread+0x10/0x10 [ 96.199092][ T9] ret_from_fork_asm+0x1a/0x30 [ 96.199128][ T9] [ 96.504235][ T9] hid-picolcd 0003:04D8:C002.0001: No report with id 0x94 found [ 96.514023][ T9] hid-picolcd 0003:04D8:C002.0001: failed to configure display [pid 5624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5624, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5632 attached [pid 5632] set_robust_list(0x5555616386e0, 24 [pid 5623] <... clone resumed>, child_tidptr=0x5555616386d0) = 5632 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5632] <... set_robust_list resumed>) = 0 [pid 5632] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5632] setpgid(0, 0) = 0 [pid 5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1000", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] write(1, "executing program\n", 18) = 18 executing program [pid 5632] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5632] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5632] exit_group(0) = ? [ 96.663242][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0002/input/input7 [ 96.745552][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 96.752666][ T1214] Registered IR keymap rc-empty [ 96.762368][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0002/rc/rc0 [ 96.777588][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0002/rc/rc0/input8 [pid 5632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5636 attached [ 96.801180][ T1214] hid-picolcd 0003:04D8:C002.0002: No report with id 0x94 found [ 96.811672][ T1214] hid-picolcd 0003:04D8:C002.0002: failed to configure display , child_tidptr=0x5555616386d0) = 5636 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5636] <... set_robust_list resumed>) = 0 [pid 5636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5636] setpgid(0, 0) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5636] write(3, "1000", 4) = 4 [pid 5636] close(3) = 0 [pid 5636] write(1, "executing program\n", 18) = 18 executing program [pid 5636] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5636] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5636] exit_group(0) = ? [ 96.932843][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0003/input/input9 [ 97.005576][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 97.012098][ T1214] Registered IR keymap rc-empty [ 97.018545][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0003/rc/rc0 [ 97.028836][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0003/rc/rc0/input10 [ 97.044444][ T1214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 97.054657][ T1214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1214, name: kworker/1:2 [ 97.064483][ T1214] preempt_count: 1, expected: 0 [ 97.069693][ T1214] RCU nest depth: 0, expected: 0 [ 97.075285][ T1214] 4 locks held by kworker/1:2/1214: [ 97.081381][ T1214] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 97.092578][ T1214] #1: ffffc9000575fc40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 97.104949][ T1214] #2: ffff88807139da58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 97.115352][ T1214] #3: ffff88807f2a1170 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 97.128030][ T1214] irq event stamp: 40186 [ 97.134704][ T1214] hardirqs last enabled at (40185): [] kasan_quarantine_put+0xbb/0x1f0 [ 97.146607][ T1214] hardirqs last disabled at (40186): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 97.158156][ T1214] softirqs last enabled at (40164): [] __alloc_skb+0x189/0x7a0 [ 97.169003][ T1214] softirqs last disabled at (40162): [] __alloc_skb+0x189/0x7a0 [ 97.180804][ T1214] Preemption disabled at: [ 97.180818][ T1214] [<0000000000000000>] 0x0 [ 97.191281][ T1214] CPU: 1 UID: 0 PID: 1214 Comm: kworker/1:2 Tainted: G W syzkaller #0 PREEMPT(full) [ 97.191308][ T1214] Tainted: [W]=WARN [ 97.191314][ T1214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 97.191324][ T1214] Workqueue: events uhid_device_add_worker [ 97.191353][ T1214] Call Trace: [ 97.191362][ T1214] [ 97.191369][ T1214] dump_stack_lvl+0xe8/0x150 [ 97.191393][ T1214] __might_resched+0x378/0x4d0 [ 97.191417][ T1214] __kmalloc_noprof+0xef/0x720 [ 97.191438][ T1214] ? __hid_request+0xb2/0x490 [ 97.191456][ T1214] ? __hid_request+0xb2/0x490 [ 97.191481][ T1214] __hid_request+0xb2/0x490 [ 97.191506][ T1214] picolcd_set_contrast+0x208/0x300 [ 97.191532][ T1214] picolcd_init_lcd+0x1f9/0x2f0 [ 97.191556][ T1214] picolcd_probe+0xbb1/0x16c0 [ 97.191579][ T1214] hid_device_probe+0x42c/0x7c0 [ 97.191609][ T1214] ? __pfx_hid_device_probe+0x10/0x10 [ 97.191628][ T1214] really_probe+0x254/0xae0 [ 97.191651][ T1214] __driver_probe_device+0x1e8/0x360 [ 97.191672][ T1214] driver_probe_device+0x4f/0x240 [ 97.191692][ T1214] __device_attach_driver+0x270/0x410 [ 97.191714][ T1214] bus_for_each_drv+0x258/0x2f0 [ 97.191736][ T1214] ? __pfx___device_attach_driver+0x10/0x10 [ 97.191754][ T1214] ? __pfx_bus_for_each_drv+0x10/0x10 [ 97.191776][ T1214] ? lockdep_hardirqs_on+0x7a/0x110 [ 97.191803][ T1214] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 97.191822][ T1214] __device_attach+0x2c4/0x450 [ 97.191842][ T1214] ? __pfx___device_attach+0x10/0x10 [ 97.191862][ T1214] ? _raw_spin_unlock+0x28/0x50 [ 97.191879][ T1214] device_initial_probe+0xa1/0xd0 [ 97.191898][ T1214] bus_probe_device+0x12a/0x220 [ 97.191922][ T1214] device_add+0x7d7/0xb80 [ 97.191940][ T1214] hid_add_device+0x272/0x3e0 [ 97.191960][ T1214] ? uhid_device_add_worker+0x1e/0xf0 [ 97.191983][ T1214] uhid_device_add_worker+0x43/0xf0 [ 97.192004][ T1214] ? process_scheduled_works+0xa20/0x14e0 [ 97.192021][ T1214] process_scheduled_works+0xa8e/0x14e0 [ 97.192060][ T1214] ? __pfx_process_scheduled_works+0x10/0x10 [ 97.192082][ T1214] ? assign_work+0x3cf/0x5d0 [ 97.192102][ T1214] worker_thread+0xa47/0xfb0 [ 97.192130][ T1214] ? __kthread_parkme+0x71/0x1f0 [ 97.192157][ T1214] kthread+0x388/0x470 [ 97.192177][ T1214] ? __pfx_worker_thread+0x10/0x10 [ 97.192192][ T1214] ? __pfx_kthread+0x10/0x10 [ 97.192212][ T1214] ret_from_fork+0x514/0xb70 [ 97.192235][ T1214] ? __pfx_ret_from_fork+0x10/0x10 [ 97.192255][ T1214] ? __switch_to+0xc89/0x1420 [ 97.192275][ T1214] ? __pfx_kthread+0x10/0x10 [ 97.192303][ T1214] ret_from_fork_asm+0x1a/0x30 [ 97.192338][ T1214] [ 97.492456][ T1214] hid-picolcd 0003:04D8:C002.0003: No report with id 0x94 found [pid 5636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5636, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 97.501015][ T1214] hid-picolcd 0003:04D8:C002.0003: failed to configure display [ 97.518696][ T10] cfg80211: failed to load regulatory.db rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5641 attached , child_tidptr=0x5555616386d0) = 5641 [pid 5641] set_robust_list(0x5555616386e0, 24) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5641] setpgid(0, 0) = 0 [pid 5641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5641] write(3, "1000", 4) = 4 [pid 5641] close(3) = 0 [pid 5641] write(1, "executing program\n", 18) = 18 executing program [pid 5641] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5641] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5641] exit_group(0) = ? [ 97.613526][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0004/input/input11 [ 97.695555][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 97.705809][ T1214] Registered IR keymap rc-empty [ 97.712411][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0004/rc/rc0 [ 97.728414][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0004/rc/rc0/input12 [pid 5641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5644 attached , child_tidptr=0x5555616386d0) = 5644 [ 97.756265][ T1214] hid-picolcd 0003:04D8:C002.0004: No report with id 0x94 found [ 97.770002][ T1214] hid-picolcd 0003:04D8:C002.0004: failed to configure display [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] <... set_robust_list resumed>) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5644] setpgid(0, 0) = 0 [pid 5644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5644] write(3, "1000", 4) = 4 [pid 5644] close(3) = 0 executing program [pid 5644] write(1, "executing program\n", 18) = 18 [pid 5644] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5644] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5644] exit_group(0) = ? [ 97.923757][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0005/input/input13 [ 98.006261][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 98.015820][ T1214] Registered IR keymap rc-empty [ 98.021810][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0005/rc/rc0 [ 98.032657][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0005/rc/rc0/input14 [ 98.051519][ T1214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 98.061790][ T1214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1214, name: kworker/1:2 [ 98.072695][ T1214] preempt_count: 1, expected: 0 [ 98.079159][ T1214] RCU nest depth: 0, expected: 0 [ 98.084916][ T1214] 4 locks held by kworker/1:2/1214: [ 98.090291][ T1214] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 98.102327][ T1214] #1: ffffc9000575fc40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 98.116196][ T1214] #2: ffff888071281a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 98.127540][ T1214] #3: ffff8880368cd970 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 98.137872][ T1214] irq event stamp: 46372 [ 98.142577][ T1214] hardirqs last enabled at (46371): [] kasan_quarantine_put+0xbb/0x1f0 [ 98.154186][ T1214] hardirqs last disabled at (46372): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 98.165230][ T1214] softirqs last enabled at (46350): [] __alloc_skb+0x189/0x7a0 [ 98.176102][ T1214] softirqs last disabled at (46348): [] __alloc_skb+0x189/0x7a0 [ 98.187063][ T1214] Preemption disabled at: [ 98.187074][ T1214] [<0000000000000000>] 0x0 [ 98.197416][ T1214] CPU: 1 UID: 0 PID: 1214 Comm: kworker/1:2 Tainted: G W syzkaller #0 PREEMPT(full) [ 98.197438][ T1214] Tainted: [W]=WARN [ 98.197442][ T1214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 98.197450][ T1214] Workqueue: events uhid_device_add_worker [ 98.197472][ T1214] Call Trace: [ 98.197480][ T1214] [ 98.197486][ T1214] dump_stack_lvl+0xe8/0x150 [ 98.197506][ T1214] __might_resched+0x378/0x4d0 [ 98.197524][ T1214] __kmalloc_noprof+0xef/0x720 [ 98.197539][ T1214] ? __hid_request+0xb2/0x490 [ 98.197553][ T1214] ? __hid_request+0xb2/0x490 [ 98.197570][ T1214] __hid_request+0xb2/0x490 [ 98.197589][ T1214] picolcd_set_contrast+0x208/0x300 [ 98.197608][ T1214] picolcd_init_lcd+0x1f9/0x2f0 [ 98.197625][ T1214] picolcd_probe+0xbb1/0x16c0 [ 98.197643][ T1214] hid_device_probe+0x42c/0x7c0 [ 98.197664][ T1214] ? __pfx_hid_device_probe+0x10/0x10 [ 98.197679][ T1214] really_probe+0x254/0xae0 [ 98.197700][ T1214] __driver_probe_device+0x1e8/0x360 [ 98.197718][ T1214] driver_probe_device+0x4f/0x240 [ 98.197734][ T1214] __device_attach_driver+0x270/0x410 [ 98.197750][ T1214] bus_for_each_drv+0x258/0x2f0 [ 98.197767][ T1214] ? __pfx___device_attach_driver+0x10/0x10 [ 98.197781][ T1214] ? __pfx_bus_for_each_drv+0x10/0x10 [ 98.197797][ T1214] ? lockdep_hardirqs_on+0x7a/0x110 [ 98.197810][ T1214] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 98.197825][ T1214] __device_attach+0x2c4/0x450 [ 98.197839][ T1214] ? __pfx___device_attach+0x10/0x10 [ 98.197854][ T1214] ? _raw_spin_unlock+0x28/0x50 [ 98.197867][ T1214] device_initial_probe+0xa1/0xd0 [ 98.197881][ T1214] bus_probe_device+0x12a/0x220 [ 98.197899][ T1214] device_add+0x7d7/0xb80 [ 98.197913][ T1214] hid_add_device+0x272/0x3e0 [ 98.197928][ T1214] ? uhid_device_add_worker+0x1e/0xf0 [ 98.197946][ T1214] uhid_device_add_worker+0x43/0xf0 [ 98.197962][ T1214] ? process_scheduled_works+0xa20/0x14e0 [ 98.197974][ T1214] process_scheduled_works+0xa8e/0x14e0 [ 98.198001][ T1214] ? __pfx_process_scheduled_works+0x10/0x10 [ 98.198017][ T1214] ? assign_work+0x3cf/0x5d0 [ 98.198031][ T1214] worker_thread+0xa47/0xfb0 [ 98.198051][ T1214] ? __kthread_parkme+0x71/0x1f0 [ 98.198070][ T1214] kthread+0x388/0x470 [ 98.198086][ T1214] ? __pfx_worker_thread+0x10/0x10 [ 98.198097][ T1214] ? __pfx_kthread+0x10/0x10 [ 98.198112][ T1214] ret_from_fork+0x514/0xb70 [ 98.198130][ T1214] ? __pfx_ret_from_fork+0x10/0x10 [ 98.198145][ T1214] ? __switch_to+0xc89/0x1420 [ 98.198159][ T1214] ? __pfx_kthread+0x10/0x10 [pid 5644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 98.198175][ T1214] ret_from_fork_asm+0x1a/0x30 [ 98.198211][ T1214] [ 98.526266][ T1214] hid-picolcd 0003:04D8:C002.0005: No report with id 0x94 found [ 98.535945][ T1214] hid-picolcd 0003:04D8:C002.0005: failed to configure display clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5648 attached , child_tidptr=0x5555616386d0) = 5648 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5648] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5648] <... set_robust_list resumed>) = 0 [pid 5648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5648] setpgid(0, 0) = 0 [pid 5648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5648] write(3, "1000", 4) = 4 [pid 5648] close(3) = 0 [pid 5648] write(1, "executing program\n", 18) = 18 executing program [pid 5648] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5648] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5648] exit_group(0) = ? [ 98.670005][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0006/input/input15 [ 98.745449][ T10] rc_core: IR keymap rc-rc6-mce not found [ 98.751235][ T10] Registered IR keymap rc-empty [ 98.757316][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0006/rc/rc0 [ 98.767422][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0006/rc/rc0/input16 [pid 5648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5648, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5651 attached , child_tidptr=0x5555616386d0) = 5651 [pid 5651] set_robust_list(0x5555616386e0, 24 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5651] <... set_robust_list resumed>) = 0 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5651] setpgid(0, 0) = 0 [pid 5651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5651] write(3, "1000", 4) = 4 [pid 5651] close(3) = 0 executing program [pid 5651] write(1, "executing program\n", 18) = 18 [ 98.788096][ T10] hid-picolcd 0003:04D8:C002.0006: No report with id 0x94 found [ 98.796010][ T10] hid-picolcd 0003:04D8:C002.0006: failed to configure display [pid 5651] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5651] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5651] exit_group(0) = ? [ 98.873162][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0007/input/input17 [ 98.956018][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 98.961928][ T1214] Registered IR keymap rc-empty [ 98.967869][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0007/rc/rc0 [ 98.979819][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0007/rc/rc0/input18 [ 98.998125][ T1214] hid-picolcd 0003:04D8:C002.0007: No report with id 0x94 found [pid 5651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 99.006309][ T1214] hid-picolcd 0003:04D8:C002.0007: failed to configure display rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5654 attached , child_tidptr=0x5555616386d0) = 5654 [pid 5654] set_robust_list(0x5555616386e0, 24) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5654] setpgid(0, 0) = 0 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5654] write(3, "1000", 4) = 4 [pid 5654] close(3) = 0 [pid 5654] write(1, "executing program\n", 18) = 18 executing program [pid 5654] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5654] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5654] exit_group(0) = ? [ 99.162837][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0008/input/input19 [ 99.235565][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 99.242978][ T1214] Registered IR keymap rc-empty [ 99.251254][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0008/rc/rc0 [ 99.261616][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0008/rc/rc0/input20 [ 99.279463][ T1214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 99.293335][ T1214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1214, name: kworker/1:2 [ 99.304700][ T1214] preempt_count: 1, expected: 0 [ 99.309900][ T1214] RCU nest depth: 0, expected: 0 [ 99.316458][ T1214] 4 locks held by kworker/1:2/1214: [ 99.324220][ T1214] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 99.341068][ T1214] #1: ffffc9000575fc40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 99.358438][ T1214] #2: ffff888071131a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 99.373376][ T1214] #3: ffff88807ff23170 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 99.387882][ T1214] irq event stamp: 51942 [ 99.395478][ T1214] hardirqs last enabled at (51941): [] kasan_quarantine_put+0xbb/0x1f0 [ 99.407539][ T1214] hardirqs last disabled at (51942): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 99.418418][ T1214] softirqs last enabled at (51912): [] __alloc_skb+0x189/0x7a0 [ 99.430956][ T1214] softirqs last disabled at (51910): [] __alloc_skb+0x189/0x7a0 [ 99.441389][ T1214] Preemption disabled at: [ 99.441401][ T1214] [<0000000000000000>] 0x0 [ 99.452012][ T1214] CPU: 1 UID: 0 PID: 1214 Comm: kworker/1:2 Tainted: G W syzkaller #0 PREEMPT(full) [ 99.452052][ T1214] Tainted: [W]=WARN [ 99.452058][ T1214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 99.452070][ T1214] Workqueue: events uhid_device_add_worker [ 99.452104][ T1214] Call Trace: [ 99.452114][ T1214] [ 99.452123][ T1214] dump_stack_lvl+0xe8/0x150 [ 99.452150][ T1214] __might_resched+0x378/0x4d0 [ 99.452177][ T1214] __kmalloc_noprof+0xef/0x720 [ 99.452391][ T1214] ? __hid_request+0xb2/0x490 [ 99.452433][ T1214] ? __hid_request+0xb2/0x490 [ 99.452461][ T1214] __hid_request+0xb2/0x490 [ 99.452491][ T1214] picolcd_set_contrast+0x208/0x300 [ 99.452514][ T1214] picolcd_init_lcd+0x1f9/0x2f0 [ 99.452532][ T1214] picolcd_probe+0xbb1/0x16c0 [ 99.452551][ T1214] hid_device_probe+0x42c/0x7c0 [ 99.452576][ T1214] ? __pfx_hid_device_probe+0x10/0x10 [ 99.452591][ T1214] really_probe+0x254/0xae0 [ 99.452621][ T1214] __driver_probe_device+0x1e8/0x360 [ 99.452638][ T1214] driver_probe_device+0x4f/0x240 [ 99.452654][ T1214] __device_attach_driver+0x270/0x410 [ 99.452671][ T1214] bus_for_each_drv+0x258/0x2f0 [ 99.452689][ T1214] ? __pfx___device_attach_driver+0x10/0x10 [ 99.452703][ T1214] ? __pfx_bus_for_each_drv+0x10/0x10 [ 99.452726][ T1214] ? lockdep_hardirqs_on+0x7a/0x110 [ 99.452740][ T1214] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 99.452763][ T1214] __device_attach+0x2c4/0x450 [ 99.452785][ T1214] ? __pfx___device_attach+0x10/0x10 [ 99.452805][ T1214] ? _raw_spin_unlock+0x28/0x50 [ 99.452819][ T1214] device_initial_probe+0xa1/0xd0 [ 99.452834][ T1214] bus_probe_device+0x12a/0x220 [ 99.452853][ T1214] device_add+0x7d7/0xb80 [ 99.452868][ T1214] hid_add_device+0x272/0x3e0 [ 99.452885][ T1214] ? uhid_device_add_worker+0x1e/0xf0 [ 99.452903][ T1214] uhid_device_add_worker+0x43/0xf0 [ 99.452919][ T1214] ? process_scheduled_works+0xa20/0x14e0 [ 99.452932][ T1214] process_scheduled_works+0xa8e/0x14e0 [ 99.452960][ T1214] ? __pfx_process_scheduled_works+0x10/0x10 [ 99.452976][ T1214] ? assign_work+0x3cf/0x5d0 [ 99.452991][ T1214] worker_thread+0xa47/0xfb0 [ 99.453011][ T1214] ? __kthread_parkme+0x71/0x1f0 [ 99.453030][ T1214] kthread+0x388/0x470 [ 99.453046][ T1214] ? __pfx_worker_thread+0x10/0x10 [ 99.453057][ T1214] ? __pfx_kthread+0x10/0x10 [ 99.453073][ T1214] ret_from_fork+0x514/0xb70 [ 99.453090][ T1214] ? __pfx_ret_from_fork+0x10/0x10 [ 99.453105][ T1214] ? __switch_to+0xc89/0x1420 [ 99.453121][ T1214] ? __pfx_kthread+0x10/0x10 [pid 5654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5657 attached , child_tidptr=0x5555616386d0) = 5657 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [ 99.453137][ T1214] ret_from_fork_asm+0x1a/0x30 [ 99.453163][ T1214] [ 99.748221][ T1214] hid-picolcd 0003:04D8:C002.0008: No report with id 0x94 found [ 99.756450][ T1214] hid-picolcd 0003:04D8:C002.0008: failed to configure display [pid 5657] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] <... set_robust_list resumed>) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5657] setpgid(0, 0) = 0 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5657] write(3, "1000", 4) = 4 [pid 5657] close(3) = 0 [pid 5657] write(1, "executing program\n", 18) = 18 executing program [pid 5657] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5657] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5657] exit_group(0) = ? [ 99.865609][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0009/input/input21 [ 99.935514][ T10] rc_core: IR keymap rc-rc6-mce not found [ 99.941337][ T10] Registered IR keymap rc-empty [ 99.951060][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0009/rc/rc0 [ 99.961566][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0009/rc/rc0/input22 [pid 5657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5660 attached , child_tidptr=0x5555616386d0) = 5660 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5660] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5660] <... set_robust_list resumed>) = 0 [ 99.981954][ T10] hid-picolcd 0003:04D8:C002.0009: No report with id 0x94 found [ 99.991365][ T10] hid-picolcd 0003:04D8:C002.0009: failed to configure display [pid 5660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5660] setpgid(0, 0) = 0 [pid 5660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5660] write(3, "1000", 4) = 4 [pid 5660] close(3) = 0 [pid 5660] write(1, "executing program\n", 18) = 18 executing program [pid 5660] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5660] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5660] exit_group(0) = ? [ 100.123925][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000A/input/input23 [ 100.205962][ T10] rc_core: IR keymap rc-rc6-mce not found [ 100.213704][ T10] Registered IR keymap rc-empty [ 100.220275][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000A/rc/rc0 [ 100.231045][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000A/rc/rc0/input24 [pid 5660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 100.249202][ T10] hid-picolcd 0003:04D8:C002.000A: No report with id 0x94 found [ 100.257939][ T10] hid-picolcd 0003:04D8:C002.000A: failed to configure display clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5663 attached , child_tidptr=0x5555616386d0) = 5663 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5663] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5663] <... set_robust_list resumed>) = 0 [pid 5663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5663] setpgid(0, 0) = 0 [pid 5663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5663] write(3, "1000", 4) = 4 [pid 5663] close(3) = 0 executing program [pid 5663] write(1, "executing program\n", 18) = 18 [pid 5663] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5663] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5663] exit_group(0) = ? [ 100.397588][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000B/input/input25 [ 100.475797][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 100.483993][ T1214] Registered IR keymap rc-empty [ 100.491051][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000B/rc/rc0 [ 100.500666][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000B/rc/rc0/input26 [ 100.517739][ T1214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 100.530227][ T1214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1214, name: kworker/1:2 [ 100.540581][ T1214] preempt_count: 1, expected: 0 [ 100.546727][ T1214] RCU nest depth: 0, expected: 0 [ 100.551978][ T1214] 4 locks held by kworker/1:2/1214: [ 100.557859][ T1214] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 100.571287][ T1214] #1: ffffc9000575fc40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 100.583781][ T1214] #2: ffff888026341a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 100.595298][ T1214] #3: ffff888028797970 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 100.606059][ T1214] irq event stamp: 55054 [ 100.610355][ T1214] hardirqs last enabled at (55053): [] kasan_quarantine_put+0xbb/0x1f0 [ 100.622106][ T1214] hardirqs last disabled at (55054): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 100.634497][ T1214] softirqs last enabled at (55030): [] __alloc_skb+0x189/0x7a0 [ 100.644000][ T1214] softirqs last disabled at (55028): [] __alloc_skb+0x189/0x7a0 [ 100.656269][ T1214] Preemption disabled at: [ 100.656281][ T1214] [<0000000000000000>] 0x0 [ 100.667281][ T1214] CPU: 1 UID: 0 PID: 1214 Comm: kworker/1:2 Tainted: G W syzkaller #0 PREEMPT(full) [ 100.667302][ T1214] Tainted: [W]=WARN [ 100.667306][ T1214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 100.667314][ T1214] Workqueue: events uhid_device_add_worker [ 100.667337][ T1214] Call Trace: [ 100.667345][ T1214] [ 100.667351][ T1214] dump_stack_lvl+0xe8/0x150 [ 100.667370][ T1214] __might_resched+0x378/0x4d0 [ 100.667388][ T1214] __kmalloc_noprof+0xef/0x720 [ 100.667404][ T1214] ? __hid_request+0xb2/0x490 [ 100.667418][ T1214] ? __hid_request+0xb2/0x490 [ 100.667436][ T1214] __hid_request+0xb2/0x490 [ 100.667454][ T1214] picolcd_set_contrast+0x208/0x300 [ 100.667472][ T1214] picolcd_init_lcd+0x1f9/0x2f0 [ 100.667490][ T1214] picolcd_probe+0xbb1/0x16c0 [ 100.667508][ T1214] hid_device_probe+0x42c/0x7c0 [ 100.667529][ T1214] ? __pfx_hid_device_probe+0x10/0x10 [ 100.667544][ T1214] really_probe+0x254/0xae0 [ 100.667561][ T1214] __driver_probe_device+0x1e8/0x360 [ 100.667577][ T1214] driver_probe_device+0x4f/0x240 [ 100.667592][ T1214] __device_attach_driver+0x270/0x410 [ 100.667608][ T1214] bus_for_each_drv+0x258/0x2f0 [ 100.667625][ T1214] ? __pfx___device_attach_driver+0x10/0x10 [ 100.667638][ T1214] ? __pfx_bus_for_each_drv+0x10/0x10 [ 100.667655][ T1214] ? lockdep_hardirqs_on+0x7a/0x110 [ 100.667669][ T1214] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 100.667683][ T1214] __device_attach+0x2c4/0x450 [ 100.667700][ T1214] ? __pfx___device_attach+0x10/0x10 [ 100.667722][ T1214] ? _raw_spin_unlock+0x28/0x50 [ 100.667741][ T1214] device_initial_probe+0xa1/0xd0 [ 100.667761][ T1214] bus_probe_device+0x12a/0x220 [ 100.667782][ T1214] device_add+0x7d7/0xb80 [ 100.667796][ T1214] hid_add_device+0x272/0x3e0 [ 100.667811][ T1214] ? uhid_device_add_worker+0x1e/0xf0 [ 100.667829][ T1214] uhid_device_add_worker+0x43/0xf0 [ 100.667845][ T1214] ? process_scheduled_works+0xa20/0x14e0 [ 100.667858][ T1214] process_scheduled_works+0xa8e/0x14e0 [ 100.667885][ T1214] ? __pfx_process_scheduled_works+0x10/0x10 [ 100.667900][ T1214] ? assign_work+0x3cf/0x5d0 [ 100.667915][ T1214] worker_thread+0xa47/0xfb0 [ 100.667935][ T1214] ? __kthread_parkme+0x71/0x1f0 [ 100.667954][ T1214] kthread+0x388/0x470 [ 100.667969][ T1214] ? __pfx_worker_thread+0x10/0x10 [ 100.667981][ T1214] ? __pfx_kthread+0x10/0x10 [ 100.667996][ T1214] ret_from_fork+0x514/0xb70 [pid 5663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5666 attached , child_tidptr=0x5555616386d0) = 5666 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] set_robust_list(0x5555616386e0, 24) = 0 [pid 5666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5666] setpgid(0, 0) = 0 [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 100.668013][ T1214] ? __pfx_ret_from_fork+0x10/0x10 [ 100.668029][ T1214] ? __switch_to+0xc89/0x1420 [ 100.668044][ T1214] ? __pfx_kthread+0x10/0x10 [ 100.668059][ T1214] ret_from_fork_asm+0x1a/0x30 [ 100.668084][ T1214] [ 100.955084][ T1214] hid-picolcd 0003:04D8:C002.000B: No report with id 0x94 found [ 100.963577][ T1214] hid-picolcd 0003:04D8:C002.000B: failed to configure display [pid 5666] <... openat resumed>) = 3 [pid 5666] write(3, "1000", 4) = 4 [pid 5666] close(3) = 0 [pid 5666] write(1, "executing program\n", 18) = 18 executing program [pid 5666] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5666] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5666] exit_group(0) = ? [ 101.025911][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000C/input/input27 [ 101.106544][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 101.112803][ T1214] Registered IR keymap rc-empty [ 101.119706][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000C/rc/rc0 [ 101.131175][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000C/rc/rc0/input28 [pid 5666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 101.161128][ T1214] hid-picolcd 0003:04D8:C002.000C: No report with id 0x94 found [ 101.169785][ T1214] hid-picolcd 0003:04D8:C002.000C: failed to configure display rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5669 attached , child_tidptr=0x5555616386d0) = 5669 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5669] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5669] <... set_robust_list resumed>) = 0 [pid 5669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5669] setpgid(0, 0) = 0 [pid 5669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5669] write(3, "1000", 4) = 4 [pid 5669] close(3) = 0 executing program [pid 5669] write(1, "executing program\n", 18) = 18 [pid 5669] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5669] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5669] exit_group(0) = ? [ 101.295033][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000D/input/input29 [ 101.365496][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 101.371870][ T1214] Registered IR keymap rc-empty [ 101.379930][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000D/rc/rc0 [ 101.390121][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000D/rc/rc0/input30 [pid 5669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 101.410374][ T1214] hid-picolcd 0003:04D8:C002.000D: No report with id 0x94 found [ 101.419538][ T1214] hid-picolcd 0003:04D8:C002.000D: failed to configure display rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5672 attached , child_tidptr=0x5555616386d0) = 5672 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5672] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5672] <... set_robust_list resumed>) = 0 [pid 5672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5672] setpgid(0, 0) = 0 [pid 5672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5672] write(3, "1000", 4) = 4 [pid 5672] close(3) = 0 [pid 5672] write(1, "executing program\n", 18) = 18 executing program [pid 5672] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5672] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5672] exit_group(0) = ? [ 101.560941][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000E/input/input31 [ 101.637332][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 101.643511][ T1214] Registered IR keymap rc-empty [ 101.649941][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000E/rc/rc0 [ 101.662805][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000E/rc/rc0/input32 [ 101.678998][ T1214] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 101.688856][ T1214] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1214, name: kworker/1:2 [ 101.698082][ T1214] preempt_count: 1, expected: 0 [ 101.703127][ T1214] RCU nest depth: 0, expected: 0 [ 101.708170][ T1214] 4 locks held by kworker/1:2/1214: [ 101.713368][ T1214] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 101.725041][ T1214] #1: ffffc9000575fc40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 101.737250][ T1214] #2: ffff88807bed9a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 101.747726][ T1214] #3: ffff888026c4d970 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 101.760360][ T1214] irq event stamp: 64654 [ 101.764896][ T1214] hardirqs last enabled at (64653): [] kasan_quarantine_put+0xbb/0x1f0 [ 101.775775][ T1214] hardirqs last disabled at (64654): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 101.787031][ T1214] softirqs last enabled at (64632): [] __alloc_skb+0x189/0x7a0 [ 101.796627][ T1214] softirqs last disabled at (64630): [] __alloc_skb+0x189/0x7a0 [ 101.805984][ T1214] Preemption disabled at: [ 101.805997][ T1214] [<0000000000000000>] 0x0 [ 101.814949][ T1214] CPU: 1 UID: 0 PID: 1214 Comm: kworker/1:2 Tainted: G W syzkaller #0 PREEMPT(full) [ 101.814974][ T1214] Tainted: [W]=WARN [ 101.814980][ T1214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 101.814990][ T1214] Workqueue: events uhid_device_add_worker [ 101.815019][ T1214] Call Trace: [ 101.815028][ T1214] [ 101.815035][ T1214] dump_stack_lvl+0xe8/0x150 [ 101.815059][ T1214] __might_resched+0x378/0x4d0 [ 101.815084][ T1214] __kmalloc_noprof+0xef/0x720 [ 101.815103][ T1214] ? __hid_request+0xb2/0x490 [ 101.815121][ T1214] ? __hid_request+0xb2/0x490 [ 101.815146][ T1214] __hid_request+0xb2/0x490 [ 101.815171][ T1214] picolcd_set_contrast+0x208/0x300 [ 101.815256][ T1214] picolcd_init_lcd+0x1f9/0x2f0 [ 101.815300][ T1214] picolcd_probe+0xbb1/0x16c0 [ 101.815326][ T1214] hid_device_probe+0x42c/0x7c0 [ 101.815366][ T1214] ? __pfx_hid_device_probe+0x10/0x10 [ 101.815387][ T1214] really_probe+0x254/0xae0 [ 101.815411][ T1214] __driver_probe_device+0x1e8/0x360 [ 101.815431][ T1214] driver_probe_device+0x4f/0x240 [ 101.815453][ T1214] __device_attach_driver+0x270/0x410 [ 101.815474][ T1214] bus_for_each_drv+0x258/0x2f0 [ 101.815497][ T1214] ? __pfx___device_attach_driver+0x10/0x10 [ 101.815515][ T1214] ? __pfx_bus_for_each_drv+0x10/0x10 [ 101.815538][ T1214] ? lockdep_hardirqs_on+0x7a/0x110 [ 101.815556][ T1214] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 101.815575][ T1214] __device_attach+0x2c4/0x450 [ 101.815595][ T1214] ? __pfx___device_attach+0x10/0x10 [ 101.815616][ T1214] ? _raw_spin_unlock+0x28/0x50 [ 101.815634][ T1214] device_initial_probe+0xa1/0xd0 [ 101.815653][ T1214] bus_probe_device+0x12a/0x220 [ 101.815678][ T1214] device_add+0x7d7/0xb80 [ 101.815761][ T1214] hid_add_device+0x272/0x3e0 [ 101.815784][ T1214] ? uhid_device_add_worker+0x1e/0xf0 [ 101.815808][ T1214] uhid_device_add_worker+0x43/0xf0 [ 101.815829][ T1214] ? process_scheduled_works+0xa20/0x14e0 [ 101.815847][ T1214] process_scheduled_works+0xa8e/0x14e0 [ 101.815886][ T1214] ? __pfx_process_scheduled_works+0x10/0x10 [ 101.815909][ T1214] ? assign_work+0x3cf/0x5d0 [ 101.815930][ T1214] worker_thread+0xa47/0xfb0 [ 101.815959][ T1214] ? __kthread_parkme+0x71/0x1f0 [ 101.815986][ T1214] kthread+0x388/0x470 [ 101.816007][ T1214] ? __pfx_worker_thread+0x10/0x10 [ 101.816022][ T1214] ? __pfx_kthread+0x10/0x10 [ 101.816049][ T1214] ret_from_fork+0x514/0xb70 [ 101.816074][ T1214] ? __pfx_ret_from_fork+0x10/0x10 [ 101.816094][ T1214] ? __switch_to+0xc89/0x1420 [ 101.816115][ T1214] ? __pfx_kthread+0x10/0x10 [ 101.816135][ T1214] ret_from_fork_asm+0x1a/0x30 [ 101.816177][ T1214] [pid 5672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5675 attached [pid 5675] set_robust_list(0x5555616386e0, 24) = 0 [pid 5675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5675] setpgid(0, 0) = 0 [pid 5675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5675] write(3, "1000", 4) = 4 [pid 5675] close(3) = 0 executing program [pid 5675] write(1, "executing program\n", 18) = 18 [pid 5623] <... clone resumed>, child_tidptr=0x5555616386d0) = 5675 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] openat(AT_FDCWD, "/dev/uhid", O_RDWR [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 102.095535][ T1214] hid-picolcd 0003:04D8:C002.000E: No report with id 0x94 found [ 102.103804][ T1214] hid-picolcd 0003:04D8:C002.000E: failed to configure display [pid 5675] <... openat resumed>) = 3 [pid 5675] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5675] exit_group(0) = ? [pid 5675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5676 attached , child_tidptr=0x5555616386d0) = 5676 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] <... set_robust_list resumed>) = 0 [pid 5676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5676] setpgid(0, 0) = 0 [pid 5676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5676] write(3, "1000", 4) = 4 [pid 5676] close(3) = 0 executing program [pid 5676] write(1, "executing program\n", 18) = 18 [pid 5676] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5676] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5676] exit_group(0) = ? [ 102.292704][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000F/input/input33 [ 102.365482][ T10] rc_core: IR keymap rc-rc6-mce not found [ 102.372031][ T10] Registered IR keymap rc-empty [ 102.377823][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000F/rc/rc0 [ 102.387583][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.000F/rc/rc0/input34 [ 102.403595][ T10] hid-picolcd 0003:04D8:C002.000F: No report with id 0x94 found [pid 5676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 102.413483][ T10] hid-picolcd 0003:04D8:C002.000F: failed to configure display clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5679 attached , child_tidptr=0x5555616386d0) = 5679 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5679] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5679] <... set_robust_list resumed>) = 0 [pid 5679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5679] setpgid(0, 0) = 0 [pid 5679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5679] write(3, "1000", 4) = 4 [pid 5679] close(3) = 0 [pid 5679] write(1, "executing program\n", 18) = 18 executing program [pid 5679] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5679] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5679] exit_group(0) = ? [ 102.566971][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0010/input/input35 [ 102.635506][ T10] rc_core: IR keymap rc-rc6-mce not found [ 102.641586][ T10] Registered IR keymap rc-empty [ 102.649941][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0010/rc/rc0 [ 102.660139][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0010/rc/rc0/input36 [ 102.676418][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 102.686710][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 102.695932][ T10] preempt_count: 1, expected: 0 [ 102.701070][ T10] RCU nest depth: 0, expected: 0 [ 102.706670][ T10] 4 locks held by kworker/0:1/10: [ 102.711876][ T10] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 102.723468][ T10] #1: ffffc900000f7c40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 102.735659][ T10] #2: ffff88807bec1a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 102.746354][ T10] #3: ffff88802983d970 (&data->lock){....}-{3:3}, at: picolcd_set_brightness+0x198/0x450 [ 102.756410][ T10] irq event stamp: 310030 [ 102.760964][ T10] hardirqs last enabled at (310029): [] kasan_quarantine_put+0xbb/0x1f0 [ 102.771397][ T10] hardirqs last disabled at (310030): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 102.781806][ T10] softirqs last enabled at (310008): [] __alloc_skb+0x189/0x7a0 [ 102.791439][ T10] softirqs last disabled at (310006): [] __alloc_skb+0x189/0x7a0 [ 102.801261][ T10] Preemption disabled at: [ 102.801273][ T10] [<0000000000000000>] 0x0 [ 102.810131][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W syzkaller #0 PREEMPT(full) [ 102.810152][ T10] Tainted: [W]=WARN [ 102.810156][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 102.810164][ T10] Workqueue: events uhid_device_add_worker [ 102.810188][ T10] Call Trace: [ 102.810195][ T10] [ 102.810201][ T10] dump_stack_lvl+0xe8/0x150 [ 102.810220][ T10] __might_resched+0x378/0x4d0 [ 102.810240][ T10] __kmalloc_noprof+0xef/0x720 [ 102.810255][ T10] ? __hid_request+0xb2/0x490 [ 102.810268][ T10] ? __hid_request+0xb2/0x490 [ 102.810286][ T10] __hid_request+0xb2/0x490 [ 102.810347][ T10] picolcd_set_brightness+0x2fd/0x450 [ 102.810367][ T10] picolcd_init_backlight+0x2be/0x400 [ 102.810385][ T10] ? __pfx_picolcd_init_backlight+0x10/0x10 [ 102.810402][ T10] ? picolcd_set_contrast+0x241/0x300 [ 102.810420][ T10] ? picolcd_init_lcd+0x1f9/0x2f0 [ 102.810437][ T10] picolcd_probe+0xd14/0x16c0 [ 102.810454][ T10] hid_device_probe+0x42c/0x7c0 [ 102.810476][ T10] ? __pfx_hid_device_probe+0x10/0x10 [ 102.810491][ T10] really_probe+0x254/0xae0 [ 102.810508][ T10] __driver_probe_device+0x1e8/0x360 [ 102.810523][ T10] driver_probe_device+0x4f/0x240 [ 102.810539][ T10] __device_attach_driver+0x270/0x410 [ 102.810555][ T10] bus_for_each_drv+0x258/0x2f0 [ 102.810573][ T10] ? __pfx___device_attach_driver+0x10/0x10 [ 102.810586][ T10] ? __pfx_bus_for_each_drv+0x10/0x10 [ 102.810603][ T10] ? lockdep_hardirqs_on+0x7a/0x110 [ 102.810616][ T10] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 102.810630][ T10] __device_attach+0x2c4/0x450 [ 102.810645][ T10] ? __pfx___device_attach+0x10/0x10 [ 102.810660][ T10] ? _raw_spin_unlock+0x28/0x50 [ 102.810673][ T10] device_initial_probe+0xa1/0xd0 [ 102.810687][ T10] bus_probe_device+0x12a/0x220 [ 102.810706][ T10] device_add+0x7d7/0xb80 [ 102.810719][ T10] hid_add_device+0x272/0x3e0 [ 102.810734][ T10] ? uhid_device_add_worker+0x1e/0xf0 [ 102.810752][ T10] uhid_device_add_worker+0x43/0xf0 [ 102.810768][ T10] ? process_scheduled_works+0xa20/0x14e0 [ 102.810781][ T10] process_scheduled_works+0xa8e/0x14e0 [ 102.810816][ T10] ? __pfx_process_scheduled_works+0x10/0x10 [ 102.810832][ T10] ? assign_work+0x3cf/0x5d0 [ 102.810846][ T10] worker_thread+0xa47/0xfb0 [ 102.810866][ T10] ? __kthread_parkme+0x71/0x1f0 [ 102.810885][ T10] kthread+0x388/0x470 [ 102.810901][ T10] ? __pfx_worker_thread+0x10/0x10 [ 102.810912][ T10] ? __pfx_kthread+0x10/0x10 [ 102.810928][ T10] ret_from_fork+0x514/0xb70 [ 102.810945][ T10] ? __pfx_ret_from_fork+0x10/0x10 [ 102.810961][ T10] ? __switch_to+0xc89/0x1420 [pid 5679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5682 attached , child_tidptr=0x5555616386d0) = 5682 [pid 5682] set_robust_list(0x5555616386e0, 24 [pid 5623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5682] <... set_robust_list resumed>) = 0 [pid 5682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 102.810975][ T10] ? __pfx_kthread+0x10/0x10 [ 102.810991][ T10] ret_from_fork_asm+0x1a/0x30 [ 102.811016][ T10] [ 103.099845][ T10] hid-picolcd 0003:04D8:C002.0010: No report with id 0x94 found [ 103.108161][ T10] hid-picolcd 0003:04D8:C002.0010: failed to configure display [pid 5682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5682] setpgid(0, 0) = 0 [pid 5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5682] write(3, "1000", 4) = 4 [pid 5682] close(3) = 0 executing program [pid 5682] write(1, "executing program\n", 18) = 18 [pid 5682] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5682] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5682] exit_group(0) = ? [ 103.192741][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0011/input/input37 [ 103.265457][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 103.272035][ T1214] Registered IR keymap rc-empty [ 103.279597][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0011/rc/rc0 [ 103.289888][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0011/rc/rc0/input38 [pid 5682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 103.309108][ T1214] hid-picolcd 0003:04D8:C002.0011: No report with id 0x94 found [ 103.317548][ T1214] hid-picolcd 0003:04D8:C002.0011: failed to configure display clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5685 attached , child_tidptr=0x5555616386d0) = 5685 [pid 5685] set_robust_list(0x5555616386e0, 24) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5685] <... prctl resumed>) = 0 [pid 5685] setpgid(0, 0) = 0 [pid 5685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5685] write(3, "1000", 4) = 4 [pid 5685] close(3) = 0 [pid 5685] write(1, "executing program\n", 18) = 18 executing program [pid 5685] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5685] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5685] exit_group(0) = ? [ 103.440213][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0012/input/input39 [ 103.506054][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 103.512871][ T1214] Registered IR keymap rc-empty [ 103.519753][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0012/rc/rc0 [ 103.532560][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0012/rc/rc0/input40 [pid 5685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5685, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 103.554223][ T1214] hid-picolcd 0003:04D8:C002.0012: No report with id 0x94 found [ 103.562370][ T1214] hid-picolcd 0003:04D8:C002.0012: failed to configure display clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5688 attached , child_tidptr=0x5555616386d0) = 5688 [pid 5623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5688] set_robust_list(0x5555616386e0, 24) = 0 [pid 5688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5688] setpgid(0, 0) = 0 [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5688] write(3, "1000", 4) = 4 [pid 5688] close(3) = 0 executing program [pid 5688] write(1, "executing program\n", 18) = 18 [pid 5688] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5688] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5688] exit_group(0) = ? [ 103.703059][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0013/input/input41 [ 103.775465][ T10] rc_core: IR keymap rc-rc6-mce not found [ 103.781371][ T10] Registered IR keymap rc-empty [ 103.791790][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0013/rc/rc0 [ 103.801805][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0013/rc/rc0/input42 [ 103.816061][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 103.825738][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 103.835315][ T10] preempt_count: 1, expected: 0 [ 103.840602][ T10] RCU nest depth: 0, expected: 0 [ 103.845665][ T10] 4 locks held by kworker/0:1/10: [ 103.850892][ T10] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 103.863017][ T10] #1: ffffc900000f7c40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 103.875823][ T10] #2: ffff88802a641a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 103.885593][ T10] #3: ffff88802974e170 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 103.895624][ T10] irq event stamp: 314008 [ 103.900229][ T10] hardirqs last enabled at (314007): [] kasan_quarantine_put+0xbb/0x1f0 [ 103.910475][ T10] hardirqs last disabled at (314008): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 103.921956][ T10] softirqs last enabled at (313986): [] __alloc_skb+0x189/0x7a0 [ 103.931355][ T10] softirqs last disabled at (313984): [] __alloc_skb+0x189/0x7a0 [ 103.940995][ T10] Preemption disabled at: [ 103.941005][ T10] [<0000000000000000>] 0x0 [ 103.950160][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W syzkaller #0 PREEMPT(full) [ 103.950182][ T10] Tainted: [W]=WARN [ 103.950187][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 103.950197][ T10] Workqueue: events uhid_device_add_worker [ 103.950222][ T10] Call Trace: [ 103.950232][ T10] [ 103.950239][ T10] dump_stack_lvl+0xe8/0x150 [ 103.950262][ T10] __might_resched+0x378/0x4d0 [ 103.950286][ T10] __kmalloc_noprof+0xef/0x720 [ 103.950306][ T10] ? __hid_request+0xb2/0x490 [ 103.950324][ T10] ? __hid_request+0xb2/0x490 [ 103.950348][ T10] __hid_request+0xb2/0x490 [ 103.950373][ T10] picolcd_set_contrast+0x208/0x300 [ 103.950399][ T10] picolcd_init_lcd+0x1f9/0x2f0 [ 103.950422][ T10] picolcd_probe+0xbb1/0x16c0 [ 103.950445][ T10] hid_device_probe+0x42c/0x7c0 [ 103.950474][ T10] ? __pfx_hid_device_probe+0x10/0x10 [ 103.950493][ T10] really_probe+0x254/0xae0 [ 103.950516][ T10] __driver_probe_device+0x1e8/0x360 [ 103.950537][ T10] driver_probe_device+0x4f/0x240 [ 103.950558][ T10] __device_attach_driver+0x270/0x410 [ 103.950579][ T10] bus_for_each_drv+0x258/0x2f0 [ 103.950601][ T10] ? __pfx___device_attach_driver+0x10/0x10 [ 103.950619][ T10] ? __pfx_bus_for_each_drv+0x10/0x10 [ 103.950642][ T10] ? lockdep_hardirqs_on+0x7a/0x110 [ 103.950659][ T10] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 103.950678][ T10] __device_attach+0x2c4/0x450 [ 103.950698][ T10] ? __pfx___device_attach+0x10/0x10 [ 103.950718][ T10] ? _raw_spin_unlock+0x28/0x50 [ 103.950736][ T10] device_initial_probe+0xa1/0xd0 [ 103.950755][ T10] bus_probe_device+0x12a/0x220 [ 103.950779][ T10] device_add+0x7d7/0xb80 [ 103.950797][ T10] hid_add_device+0x272/0x3e0 [ 103.950817][ T10] ? uhid_device_add_worker+0x1e/0xf0 [ 103.950840][ T10] uhid_device_add_worker+0x43/0xf0 [ 103.950861][ T10] ? process_scheduled_works+0xa20/0x14e0 [ 103.950878][ T10] process_scheduled_works+0xa8e/0x14e0 [ 103.950917][ T10] ? __pfx_process_scheduled_works+0x10/0x10 [ 103.950939][ T10] ? assign_work+0x3cf/0x5d0 [ 103.950959][ T10] worker_thread+0xa47/0xfb0 [ 103.950987][ T10] ? __kthread_parkme+0x71/0x1f0 [ 103.951014][ T10] kthread+0x388/0x470 [ 103.951033][ T10] ? __pfx_worker_thread+0x10/0x10 [ 103.951048][ T10] ? __pfx_kthread+0x10/0x10 [ 103.951068][ T10] ret_from_fork+0x514/0xb70 [ 103.951091][ T10] ? __pfx_ret_from_fork+0x10/0x10 [ 103.951111][ T10] ? __switch_to+0xc89/0x1420 [ 103.951139][ T10] ? __pfx_kthread+0x10/0x10 [ 103.951159][ T10] ret_from_fork_asm+0x1a/0x30 [ 103.951194][ T10] [pid 5688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5691 attached [pid 5691] set_robust_list(0x5555616386e0, 24 [pid 5623] <... clone resumed>, child_tidptr=0x5555616386d0) = 5691 [pid 5691] <... set_robust_list resumed>) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5691] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 104.227713][ T10] hid-picolcd 0003:04D8:C002.0013: No report with id 0x94 found [ 104.235888][ T10] hid-picolcd 0003:04D8:C002.0013: failed to configure display [pid 5691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5691] setpgid(0, 0) = 0 [pid 5691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5691] write(3, "1000", 4) = 4 [pid 5691] close(3) = 0 executing program [pid 5691] write(1, "executing program\n", 18) = 18 [pid 5691] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5691] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5691] exit_group(0) = ? [ 104.336876][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0014/input/input43 [ 104.405497][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 104.411509][ T1214] Registered IR keymap rc-empty [ 104.420173][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0014/rc/rc0 [ 104.431222][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0014/rc/rc0/input44 [pid 5691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5694 attached , child_tidptr=0x5555616386d0) = 5694 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5694] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5694] <... set_robust_list resumed>) = 0 [ 104.451294][ T1214] hid-picolcd 0003:04D8:C002.0014: No report with id 0x94 found [ 104.459736][ T1214] hid-picolcd 0003:04D8:C002.0014: failed to configure display [pid 5694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5694] setpgid(0, 0) = 0 [pid 5694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5694] write(3, "1000", 4) = 4 [pid 5694] close(3) = 0 executing program [pid 5694] write(1, "executing program\n", 18) = 18 [pid 5694] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5694] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5694] exit_group(0) = ? [ 104.563673][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0015/input/input45 [ 104.635547][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 104.644143][ T1214] Registered IR keymap rc-empty [ 104.654363][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0015/rc/rc0 [ 104.666067][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0015/rc/rc0/input46 [pid 5694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 104.684474][ T1214] hid-picolcd 0003:04D8:C002.0015: No report with id 0x94 found [ 104.692916][ T1214] hid-picolcd 0003:04D8:C002.0015: failed to configure display rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5697 attached , child_tidptr=0x5555616386d0) = 5697 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5697] set_robust_list(0x5555616386e0, 24 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5697] <... set_robust_list resumed>) = 0 [pid 5697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5697] setpgid(0, 0) = 0 [pid 5697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5697] write(3, "1000", 4) = 4 [pid 5697] close(3) = 0 executing program [pid 5697] write(1, "executing program\n", 18) = 18 [pid 5697] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5697] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5697] exit_group(0) = ? [ 104.858083][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0016/input/input47 [ 104.935467][ T10] rc_core: IR keymap rc-rc6-mce not found [ 104.942514][ T10] Registered IR keymap rc-empty [ 104.951580][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0016/rc/rc0 [ 104.964971][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0016/rc/rc0/input48 [ 104.980794][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323 [ 104.990936][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 105.001818][ T10] preempt_count: 1, expected: 0 [ 105.007131][ T10] RCU nest depth: 0, expected: 0 [ 105.012820][ T10] 4 locks held by kworker/0:1/10: [ 105.019459][ T10] #0: ffff88801b02b140 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 105.031545][ T10] #1: ffffc900000f7c40 ((work_completion)(&uhid->worker)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0 [ 105.045819][ T10] #2: ffff88807d7f5a58 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 [ 105.055607][ T10] #3: ffff88802a12c970 (&data->lock){....}-{3:3}, at: picolcd_set_contrast+0x135/0x300 [ 105.067035][ T10] irq event stamp: 317066 [ 105.071558][ T10] hardirqs last enabled at (317065): [] kasan_quarantine_put+0xbb/0x1f0 [ 105.082608][ T10] hardirqs last disabled at (317066): [] _raw_spin_lock_irqsave+0x1a/0x60 [ 105.094058][ T10] softirqs last enabled at (317044): [] __alloc_skb+0x189/0x7a0 [ 105.104996][ T10] softirqs last disabled at (317042): [] __alloc_skb+0x189/0x7a0 [ 105.114648][ T10] Preemption disabled at: [ 105.114661][ T10] [<0000000000000000>] 0x0 [ 105.124752][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W syzkaller #0 PREEMPT(full) [ 105.124779][ T10] Tainted: [W]=WARN [ 105.124783][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 105.124791][ T10] Workqueue: events uhid_device_add_worker [ 105.124814][ T10] Call Trace: [ 105.124821][ T10] [ 105.124827][ T10] dump_stack_lvl+0xe8/0x150 [ 105.124846][ T10] __might_resched+0x378/0x4d0 [ 105.124865][ T10] __kmalloc_noprof+0xef/0x720 [ 105.124880][ T10] ? __hid_request+0xb2/0x490 [ 105.124893][ T10] ? __hid_request+0xb2/0x490 [ 105.124911][ T10] __hid_request+0xb2/0x490 [ 105.124930][ T10] picolcd_set_contrast+0x208/0x300 [ 105.124948][ T10] picolcd_init_lcd+0x1f9/0x2f0 [ 105.124965][ T10] picolcd_probe+0xbb1/0x16c0 [ 105.124983][ T10] hid_device_probe+0x42c/0x7c0 [ 105.125004][ T10] ? __pfx_hid_device_probe+0x10/0x10 [ 105.125019][ T10] really_probe+0x254/0xae0 [ 105.125044][ T10] __driver_probe_device+0x1e8/0x360 [ 105.125060][ T10] driver_probe_device+0x4f/0x240 [ 105.125075][ T10] __device_attach_driver+0x270/0x410 [ 105.125091][ T10] bus_for_each_drv+0x258/0x2f0 [ 105.125109][ T10] ? __pfx___device_attach_driver+0x10/0x10 [ 105.125122][ T10] ? __pfx_bus_for_each_drv+0x10/0x10 [ 105.125139][ T10] ? lockdep_hardirqs_on+0x7a/0x110 [ 105.125153][ T10] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 105.125167][ T10] __device_attach+0x2c4/0x450 [ 105.125181][ T10] ? __pfx___device_attach+0x10/0x10 [ 105.125196][ T10] ? _raw_spin_unlock+0x28/0x50 [ 105.125209][ T10] device_initial_probe+0xa1/0xd0 [ 105.125223][ T10] bus_probe_device+0x12a/0x220 [ 105.125242][ T10] device_add+0x7d7/0xb80 [ 105.125257][ T10] hid_add_device+0x272/0x3e0 [ 105.125274][ T10] ? uhid_device_add_worker+0x1e/0xf0 [ 105.125331][ T10] uhid_device_add_worker+0x43/0xf0 [ 105.125356][ T10] ? process_scheduled_works+0xa20/0x14e0 [ 105.125377][ T10] process_scheduled_works+0xa8e/0x14e0 [ 105.125408][ T10] ? __pfx_process_scheduled_works+0x10/0x10 [ 105.125424][ T10] ? assign_work+0x3cf/0x5d0 [ 105.125438][ T10] worker_thread+0xa47/0xfb0 [ 105.125458][ T10] ? __kthread_parkme+0x71/0x1f0 [ 105.125478][ T10] kthread+0x388/0x470 [ 105.125493][ T10] ? __pfx_worker_thread+0x10/0x10 [ 105.125505][ T10] ? __pfx_kthread+0x10/0x10 [ 105.125520][ T10] ret_from_fork+0x514/0xb70 [ 105.125538][ T10] ? __pfx_ret_from_fork+0x10/0x10 [ 105.125553][ T10] ? __switch_to+0xc89/0x1420 [pid 5697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 105.125568][ T10] ? __pfx_kthread+0x10/0x10 [ 105.125584][ T10] ret_from_fork_asm+0x1a/0x30 [ 105.125609][ T10] [ 105.456664][ T10] hid-picolcd 0003:04D8:C002.0016: No report with id 0x94 found [ 105.465767][ T10] hid-picolcd 0003:04D8:C002.0016: failed to configure display clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5700 attached , child_tidptr=0x5555616386d0) = 5700 [pid 5700] set_robust_list(0x5555616386e0, 24 [pid 5623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5700] <... set_robust_list resumed>) = 0 [pid 5700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5700] setpgid(0, 0) = 0 [pid 5700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5700] write(3, "1000", 4) = 4 [pid 5700] close(3) = 0 [pid 5700] write(1, "executing program\n", 18) = 18 executing program [pid 5700] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5700] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5700] exit_group(0) = ? [ 105.589885][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0017/input/input49 [ 105.665553][ T1214] rc_core: IR keymap rc-rc6-mce not found [ 105.671569][ T1214] Registered IR keymap rc-empty [ 105.678295][ T1214] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0017/rc/rc0 [ 105.691547][ T1214] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0017/rc/rc0/input50 [pid 5700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555616386d0) = 5703 ci-upstream-kasan-gce/strace-static-x86_64: Process 5703 attached [pid 5623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5703] set_robust_list(0x5555616386e0, 24) = 0 [pid 5703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5703] setpgid(0, 0) = 0 [pid 5703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5703] write(3, "1000", 4) = 4 [pid 5703] close(3) = 0 [pid 5703] write(1, "executing program\n", 18) = 18 executing program [pid 5703] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5703] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [ 105.710617][ T1214] hid-picolcd 0003:04D8:C002.0017: No report with id 0x94 found [ 105.722206][ T1214] hid-picolcd 0003:04D8:C002.0017: failed to configure display [pid 5703] exit_group(0) = ? [ 105.771494][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0018/input/input51 [ 105.855527][ T10] rc_core: IR keymap rc-rc6-mce not found [ 105.863304][ T10] Registered IR keymap rc-empty [ 105.871516][ T10] rc rc0: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0018/rc/rc0 [ 105.882887][ T10] input: syz0 as /devices/virtual/misc/uhid/0003:04D8:C002.0018/rc/rc0/input52 [pid 5703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5703, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 105.903393][ T10] hid-picolcd 0003:04D8:C002.0018: No report with id 0x94 found [ 105.913043][ T10] hid-picolcd 0003:04D8:C002.0018: failed to configure display restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce/strace-static-x86_64: Process 5706 attached , child_tidptr=0x5555616386d0) = 5706 [pid 5623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5706] set_robust_list(0x5555616386e0, 24) = 0 [pid 5706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5706] setpgid(0, 0) = 0 [pid 5706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5706] write(3, "1000", 4) = 4 [pid 5706] close(3) = 0 [pid 5706] write(1, "executing program\n", 18) = 18 executing program [pid 5706] openat(AT_FDCWD, "/dev/uhid", O_RDWR) = 3 [pid 5706] write(3, "\x0b\x00\x00\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 347) = 347 [pid 5706] exit_group(0) = ?