Extracting prog: 3m38.275221528s Minimizing prog: 12m7.045119245s Simplifying prog options: 0s Extracting C: 1m33.004109867s Simplifying C: 9m52.449934752s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, &(0x7f0000000740)=ANY=[@ANYBLOB="1201100130b67f4010110190a9b20102030109027601010000000009046c"], 0x0) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, &(0x7f0000000740)=ANY=[@ANYBLOB="1201100130b67f4010110190a9b20102030109027601010000000009046c"], 0x0) program crashed: WARNING in firmware_fallback_sysfs single: successfully extracted reproducer found reproducer with 1 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, &(0x7f0000000740)=ANY=[@ANYBLOB], 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING in firmware_fallback_sysfs testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, &(0x7f0000000740)=ANY=[@ANYBLOB="1201100130b67f4010110190a9b20102030109027601010000000009046c"], 0x0) program crashed: WARNING in firmware_fallback_sysfs validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, &(0x7f0000000740)=ANY=[@ANYBLOB="1201100130b67f4010110190a9b20102030109027601010000000009046c"], 0x0) program crashed: WARNING in firmware_fallback_sysfs validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x188, &(0x7f0000000740)=ANY=[@ANYBLOB="1201100130b67f4010110190a9b20102030109027601010000000009046c"], 0x0) program crashed: WARNING in firmware_fallback_sysfs validation run: crashed=true reproducing took 32m22.525237121s repro crashed as (corrupted=false): ------------[ cut here ]------------ sysfs group 'power' not found for kobject 'ueagle-atm!adi930.fw' WARNING: CPU: 1 PID: 4460 at fs/sysfs/group.c:280 sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 Modules linked in: CPU: 1 PID: 4460 Comm: kworker/1:12 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 Workqueue: events request_firmware_work_func pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 lr : sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 sp : ffff800020fa77d0 x29: ffff800020fa77d0 x28: ffff0000d693a0a8 x27: 1fffe0001bf00008 x26: 1fffe0001bf0000a x25: dfff800000000000 x24: 1ffff000025721e4 x23: dfff800000000000 x22: 0000000000000000 x21: ffff0000df800008 x20: ffff0000d3e3e0e8 x19: ffff800012b90f00 x18: 1fffe00033e8417e x17: 0000000000000000 x16: ffff800011b3e320 x15: 000000000004ffff x14: 0000000000000001 x13: 1fffe00033e841a3 x12: 0000000000000000 x11: ff00800008195f70 x10: 0000000000000000 x9 : 6c10f49c481b7f00 x8 : 6c10f49c481b7f00 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000085404d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 dpm_sysfs_remove+0xa0/0xc8 drivers/base/power/sysfs.c:837 device_del+0x25c/0x990 drivers/base/core.c:3877 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:120 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:158 [inline] firmware_fallback_sysfs+0x59c/0x860 drivers/base/firmware_loader/fallback.c:234 _request_firmware+0xcec/0xf88 drivers/base/firmware_loader/main.c:884 request_firmware_work_func+0xa4/0x19c drivers/base/firmware_loader/main.c:1135 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439 kthread+0x254/0x2e0 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 10754 hardirqs last enabled at (10753): [] console_emit_next_record+0x61c/0x808 kernel/printk/printk.c:2783 hardirqs last disabled at (10754): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9806): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9806): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (9797): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- usb 1-1: [UEAGLE-ATM] firmware is not available usb 1-1: USB disconnect, device number 26 usb 1-1: USB disconnect, device number 29 final repro crashed as (corrupted=false): ------------[ cut here ]------------ sysfs group 'power' not found for kobject 'ueagle-atm!adi930.fw' WARNING: CPU: 1 PID: 4460 at fs/sysfs/group.c:280 sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 Modules linked in: CPU: 1 PID: 4460 Comm: kworker/1:12 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 Workqueue: events request_firmware_work_func pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 lr : sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 sp : ffff800020fa77d0 x29: ffff800020fa77d0 x28: ffff0000d693a0a8 x27: 1fffe0001bf00008 x26: 1fffe0001bf0000a x25: dfff800000000000 x24: 1ffff000025721e4 x23: dfff800000000000 x22: 0000000000000000 x21: ffff0000df800008 x20: ffff0000d3e3e0e8 x19: ffff800012b90f00 x18: 1fffe00033e8417e x17: 0000000000000000 x16: ffff800011b3e320 x15: 000000000004ffff x14: 0000000000000001 x13: 1fffe00033e841a3 x12: 0000000000000000 x11: ff00800008195f70 x10: 0000000000000000 x9 : 6c10f49c481b7f00 x8 : 6c10f49c481b7f00 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000085404d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: sysfs_remove_group+0x16c/0x278 fs/sysfs/group.c:278 dpm_sysfs_remove+0xa0/0xc8 drivers/base/power/sysfs.c:837 device_del+0x25c/0x990 drivers/base/core.c:3877 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:120 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:158 [inline] firmware_fallback_sysfs+0x59c/0x860 drivers/base/firmware_loader/fallback.c:234 _request_firmware+0xcec/0xf88 drivers/base/firmware_loader/main.c:884 request_firmware_work_func+0xa4/0x19c drivers/base/firmware_loader/main.c:1135 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439 kthread+0x254/0x2e0 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 10754 hardirqs last enabled at (10753): [] console_emit_next_record+0x61c/0x808 kernel/printk/printk.c:2783 hardirqs last disabled at (10754): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (9806): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (9806): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (9797): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- usb 1-1: [UEAGLE-ATM] firmware is not available usb 1-1: USB disconnect, device number 26 usb 1-1: USB disconnect, device number 29