Extracting prog: 3m42.7952766s
Minimizing prog: 1h5m59.337529604s
Simplifying prog options: 0s
Extracting C: 2m23.447407762s
Simplifying C: 11m35.179777757s


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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm-syz_usb_ep_write
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_ep_write(r0, 0x82, 0x4, &(0x7f0000002340)='hell')

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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm-syz_usb_ep_write
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_ep_write(r0, 0x82, 0x4, &(0x7f0000002340)='hell')

program crashed: WARNING in dev_watchdog
single: successfully extracted reproducer
found reproducer with 7 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)

program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(0xffffffffffffffff, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(0xffffffffffffffff, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, 0x0}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, &(0x7f0000000780)={0x0, 0xf, 0xf, {0x5, 0xf, 0xf, 0x1, [@ss_cap={0xa, 0x10, 0x3, 0x2, 0x2, 0x80, 0x80, 0x8c3c}]}}, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, 0x0, &(0x7f00000007c0)={0x20, 0x29, 0xf, {0xf, 0x29, 0x40, 0x0, 0x1f, 0x7f, "5de6b409", "c871caff"}}, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)

program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000180)={0x14, 0x0, &(0x7f0000000140)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)

program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
detailed listing:
executing program 0:
r0 = syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x12, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x3}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, &(0x7f0000000080)={0x14, 0x0, &(0x7f0000000040)={0x0, 0x3, 0x1a, {0x1a}}}, 0x0)
syz_usb_control_io(r0, &(0x7f0000000840)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)

program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io$cdc_ecm-syz_usb_control_io-syz_usb_control_io$cdc_ecm
program crashed: WARNING in dev_watchdog
reproducing took 1h23m40.760026333s
repro crashed as (corrupted=false):
------------[ cut here ]------------
NETDEV WATCHDOG: eth0 (cdc_ether): transmit queue 0 timed out
WARNING: CPU: 1 PID: 0 at net/sched/sch_generic.c:478 dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
Modules linked in:
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.15.175-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
lr : dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
sp : ffff800008017ab0
x29: ffff800008017b00 x28: ffffffffffffffbf x27: ffff0000db68c000
x26: 0000000000000002 x25: 0000000000000000 x24: 0000000000000000
x23: ffff0000db68c440 x22: ffff0000db68c540 x21: dfff800000000000
x20: 00000000ffffc150 x19: ffff800016fce000 x18: 0000000000000103
x17: 0000000000000000 x16: ffff800011b4eaf8 x15: 00000000ffffffff
x14: ffff0000c0a68000 x13: 0000000000000001 x12: 0000000000000001
x11: 0000000000000102 x10: 0000000000000000 x9 : 8754922c57af8f00
x8 : 8754922c57af8f00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800008017218 x4 : ffff800014c50660 x3 : ffff800008555fe4
x2 : 0000000000000001 x1 : 0000000000000102 x0 : 000000000000003d
Call trace:
 dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
 call_timer_fn+0x19c/0x8f0 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x554/0x718 kernel/time/timer.c:1767
 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1780
 handle_softirqs+0x384/0xdbc kernel/softirq.c:558
 __do_softirq kernel/softirq.c:592 [inline]
 do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
 invoke_softirq kernel/softirq.c:439 [inline]
 __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641
 irq_exit+0x14/0x88 kernel/softirq.c:665
 handle_domain_irq+0xf4/0x178 kernel/irq/irqdesc.c:711
 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:765
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:899
 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267
 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:454
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:470
 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:522
 arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:35
 default_idle_call+0xcc/0x4a8 kernel/sched/idle.c:112
 cpuidle_idle_call kernel/sched/idle.c:194 [inline]
 do_idle+0x1d4/0x4dc kernel/sched/idle.c:306
 cpu_startup_entry+0x24/0x28 kernel/sched/idle.c:403
 secondary_start_kernel+0x240/0x298 arch/arm64/kernel/smp.c:265
 __secondary_switched+0x94/0x98 arch/arm64/kernel/head.S:661
irq event stamp: 495791
hardirqs last  enabled at (495790): [<ffff80000832c1a4>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257
hardirqs last disabled at (495791): [<ffff800011b4a1ac>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (495710): [<ffff8000081b691c>] softirq_handle_end kernel/softirq.c:401 [inline]
softirqs last  enabled at (495710): [<ffff8000081b691c>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586
softirqs last disabled at (495723): [<ffff8000081b6fb4>] __do_softirq kernel/softirq.c:592 [inline]
softirqs last disabled at (495723): [<ffff8000081b6fb4>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (495723): [<ffff8000081b6fb4>] invoke_softirq kernel/softirq.c:439 [inline]
softirqs last disabled at (495723): [<ffff8000081b6fb4>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641
---[ end trace a0b00e37f214428a ]---

final repro crashed as (corrupted=false):
------------[ cut here ]------------
NETDEV WATCHDOG: eth0 (cdc_ether): transmit queue 0 timed out
WARNING: CPU: 1 PID: 0 at net/sched/sch_generic.c:478 dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
Modules linked in:
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.15.175-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
lr : dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
sp : ffff800008017ab0
x29: ffff800008017b00 x28: ffffffffffffffbf x27: ffff0000db68c000
x26: 0000000000000002 x25: 0000000000000000 x24: 0000000000000000
x23: ffff0000db68c440 x22: ffff0000db68c540 x21: dfff800000000000
x20: 00000000ffffc150 x19: ffff800016fce000 x18: 0000000000000103
x17: 0000000000000000 x16: ffff800011b4eaf8 x15: 00000000ffffffff
x14: ffff0000c0a68000 x13: 0000000000000001 x12: 0000000000000001
x11: 0000000000000102 x10: 0000000000000000 x9 : 8754922c57af8f00
x8 : 8754922c57af8f00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800008017218 x4 : ffff800014c50660 x3 : ffff800008555fe4
x2 : 0000000000000001 x1 : 0000000000000102 x0 : 000000000000003d
Call trace:
 dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477
 call_timer_fn+0x19c/0x8f0 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x554/0x718 kernel/time/timer.c:1767
 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1780
 handle_softirqs+0x384/0xdbc kernel/softirq.c:558
 __do_softirq kernel/softirq.c:592 [inline]
 do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
 invoke_softirq kernel/softirq.c:439 [inline]
 __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641
 irq_exit+0x14/0x88 kernel/softirq.c:665
 handle_domain_irq+0xf4/0x178 kernel/irq/irqdesc.c:711
 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:765
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:899
 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267
 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:454
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:470
 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:522
 arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:35
 default_idle_call+0xcc/0x4a8 kernel/sched/idle.c:112
 cpuidle_idle_call kernel/sched/idle.c:194 [inline]
 do_idle+0x1d4/0x4dc kernel/sched/idle.c:306
 cpu_startup_entry+0x24/0x28 kernel/sched/idle.c:403
 secondary_start_kernel+0x240/0x298 arch/arm64/kernel/smp.c:265
 __secondary_switched+0x94/0x98 arch/arm64/kernel/head.S:661
irq event stamp: 495791
hardirqs last  enabled at (495790): [<ffff80000832c1a4>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257
hardirqs last disabled at (495791): [<ffff800011b4a1ac>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (495710): [<ffff8000081b691c>] softirq_handle_end kernel/softirq.c:401 [inline]
softirqs last  enabled at (495710): [<ffff8000081b691c>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586
softirqs last disabled at (495723): [<ffff8000081b6fb4>] __do_softirq kernel/softirq.c:592 [inline]
softirqs last disabled at (495723): [<ffff8000081b6fb4>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (495723): [<ffff8000081b6fb4>] invoke_softirq kernel/softirq.c:439 [inline]
softirqs last disabled at (495723): [<ffff8000081b6fb4>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641
---[ end trace a0b00e37f214428a ]---