Extracting prog: 4m20.02817857s
Minimizing prog: 1h7m27.737411165s
Simplifying prog options: 12m15.57100267s
Extracting C: 2m4.243238041s
Simplifying C: 0s


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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})

program crashed: KASAN: use-after-free Read in worker_thread
single: successfully extracted reproducer
found reproducer with 3 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(0xffffffffffffffff, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
program crashed: KASAN: use-after-free Read in process_one_work
a never seen crash title: KASAN: use-after-free Read in process_one_work, ignore
simplifying guilty program options
testing 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})

program did not crash
testing program (duration=6m0s, {Threaded:true 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ncm-syz_usb_control_io$cdc_ncm
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="12010000994bd740f60d5600b5a0000000010902120001000000000904"], 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000140)=ANY=[@ANYBLOB="17000600000061e1248a9986"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000640)={0x20, 0x7, 0x90, "45ad79bb3943c5ff0727b7529a7fe2eefcf5ae29388515faccb5df3170f95ab2731606c13acc0cc15fd9e88a4fed2dd5175270d4f826e79aa2d6d4663fa73ce7da81d3a80dd96f08af0e7fa068fdc74c8a3bd4c3c3992b5f5942e9b36816163fc8df8411acc4f5b03bd3e3d916ed1861a84275bbe53622a5b1a22e03557dcc2d5da94333e9276e9ef840733363215016"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})

program did not crash
reproducing took 1h26m7.579843656s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in worker_thread+0xaaa/0x12a0 kernel/workqueue.c:2470
Read of size 8 at addr ffff888111fb0c60 by task kworker/1:6/411

CPU: 1 PID: 411 Comm: kworker/1:6 Not tainted 5.15.178-syzkaller-00193-g058abb720bd1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue:  0x0 (rcu_gp)
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1c0 lib/dump_stack.c:106
 print_address_description+0x87/0x3b0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0x179/0x1c0 mm/kasan/report.c:444
 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:309
 worker_thread+0xaaa/0x12a0 kernel/workqueue.c:2470
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>

Allocated by task 329:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:433 [inline]
 ____kasan_kmalloc+0xdb/0x110 mm/kasan/common.c:512
 __kasan_kmalloc+0x9/0x10 mm/kasan/common.c:521
 kasan_kmalloc include/linux/kasan.h:227 [inline]
 __kmalloc+0x13f/0x2c0 mm/slub.c:4431
 __kmalloc_node include/linux/slab.h:469 [inline]
 kmalloc_node include/linux/slab.h:626 [inline]
 kvmalloc_node+0x1f0/0x4d0 mm/util.c:628
 kvmalloc include/linux/mm.h:851 [inline]
 kvzalloc include/linux/mm.h:859 [inline]
 alloc_netdev_mqs+0x8c/0xc90 net/core/dev.c:10868
 alloc_etherdev_mqs+0x33/0x40 net/ethernet/eth.c:383
 usbnet_probe+0x1fa/0x2860 drivers/net/usb/usbnet.c:1712
 usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:396
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_set_configuration+0x190f/0x1e80 drivers/usb/core/message.c:2165
 usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x144/0x260 drivers/usb/core/driver.c:293
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_new_device+0x1038/0x1c10 drivers/usb/core/hub.c:2599
 hub_port_connect drivers/usb/core/hub.c:5515 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5655 [inline]
 port_event drivers/usb/core/hub.c:5805 [inline]
 hub_event+0x2def/0x4770 drivers/usb/core/hub.c:5887
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xe02/0x12a0 kernel/workqueue.c:2474
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Freed by task 329:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x126/0x160 mm/kasan/common.c:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0xbd/0x190 mm/slub.c:1749
 slab_free mm/slub.c:3521 [inline]
 kfree+0xcc/0x270 mm/slub.c:4583
 kvfree+0x35/0x40 mm/util.c:664
 netdev_freemem+0x3f/0x60 net/core/dev.c:10822
 netdev_release+0x7f/0xb0 net/core/net-sysfs.c:1903
 device_release+0x95/0x1c0
 kobject_cleanup lib/kobject.c:713 [inline]
 kobject_release lib/kobject.c:744 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x178/0x260 lib/kobject.c:761
 put_device+0x1f/0x30 drivers/base/core.c:3530
 free_netdev+0x34f/0x440 net/core/dev.c:11008
 usbnet_disconnect+0x25f/0x3b0 drivers/net/usb/usbnet.c:1651
 usb_unbind_interface+0x1fa/0x8c0 drivers/usb/core/driver.c:458
 __device_release_driver drivers/base/dd.c:1229 [inline]
 device_release_driver_internal+0x50b/0x7d0 drivers/base/dd.c:1262
 device_release_driver+0x19/0x20 drivers/base/dd.c:1285
 bus_remove_device+0x2f8/0x360 drivers/base/bus.c:531
 device_del+0x663/0xe90 drivers/base/core.c:3610
 usb_disable_device+0x380/0x720 drivers/usb/core/message.c:1414
 usb_disconnect+0x32a/0x890 drivers/usb/core/hub.c:2249
 hub_port_connect drivers/usb/core/hub.c:5354 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5655 [inline]
 port_event drivers/usb/core/hub.c:5805 [inline]
 hub_event+0x1d42/0x4770 drivers/usb/core/hub.c:5887
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xe02/0x12a0 kernel/workqueue.c:2474
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Last potentially related work creation:
 kasan_save_stack+0x3b/0x60 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xd3/0xf0 mm/kasan/generic.c:348
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
 insert_work+0x56/0x320 kernel/workqueue.c:1373
 __queue_work+0x92a/0xcd0 kernel/workqueue.c:1539
 queue_work_on+0x105/0x170 kernel/workqueue.c:1566
 usbnet_link_change+0x182/0x1a0
 usbnet_probe+0x1dad/0x2860 drivers/net/usb/usbnet.c:1859
 usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:396
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_set_configuration+0x190f/0x1e80 drivers/usb/core/message.c:2165
 usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x144/0x260 drivers/usb/core/driver.c:293
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_new_device+0x1038/0x1c10 drivers/usb/core/hub.c:2599
 hub_port_connect drivers/usb/core/hub.c:5515 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5655 [inline]
 port_event drivers/usb/core/hub.c:5805 [inline]
 hub_event+0x2def/0x4770 drivers/usb/core/hub.c:5887
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xe02/0x12a0 kernel/workqueue.c:2474
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

The buggy address belongs to the object at ffff888111fb0000
 which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 3168 bytes inside of
 4096-byte region [ffff888111fb0000, ffff888111fb1000)
The buggy address belongs to the page:
page:ffffea000447ec00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x111fb0
head:ffffea000447ec00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 378, ts 36108411390, free_ts 36099485934
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1a3/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1b/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x3550/0x35d0 mm/page_alloc.c:4485
 __alloc_pages+0x27e/0x8f0 mm/page_alloc.c:5780
 allocate_slab mm/slub.c:1932 [inline]
 new_slab+0x9a/0x4e0 mm/slub.c:1995
 ___slab_alloc+0x39e/0x830 mm/slub.c:3028
 __slab_alloc+0x4a/0x90 mm/slub.c:3115
 slab_alloc_node mm/slub.c:3206 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 kmem_cache_alloc_trace+0x147/0x270 mm/slub.c:3267
 kmalloc include/linux/slab.h:603 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 kobject_uevent_env+0x269/0x700 lib/kobject_uevent.c:539
 kobject_uevent+0x1f/0x30 lib/kobject_uevent.c:657
 device_add+0xa6e/0xf10 drivers/base/core.c:3403
 netdev_register_kobject+0x177/0x320 net/core/net-sysfs.c:2014
 register_netdevice+0xde9/0x1390 net/core/dev.c:10373
 register_vlan_dev+0x280/0x5e0 net/8021q/vlan.c:179
 vlan_newlink+0x468/0x620 net/8021q/vlan_netlink.c:192
 __rtnl_newlink net/core/rtnetlink.c:3521 [inline]
 rtnl_newlink+0x14c7/0x2050 net/core/rtnetlink.c:3569
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1472 [inline]
 free_pcp_prepare mm/page_alloc.c:1544 [inline]
 free_unref_page_prepare+0x7c8/0x7d0 mm/page_alloc.c:3534
 free_unref_page+0xe8/0x750 mm/page_alloc.c:3616
 free_the_page mm/page_alloc.c:805 [inline]
 __free_pages+0x61/0xf0 mm/page_alloc.c:5856
 __free_slab+0xec/0x1d0 mm/slub.c:2020
 free_slab mm/slub.c:2035 [inline]
 discard_slab mm/slub.c:2041 [inline]
 __unfreeze_partials+0x165/0x1a0 mm/slub.c:2527
 put_cpu_partial+0xc4/0x120 mm/slub.c:2607
 __slab_free+0x1c8/0x290 mm/slub.c:3390
 do_slab_free mm/slub.c:3509 [inline]
 ___cache_free+0x109/0x120 mm/slub.c:3530
 qlink_free+0x4d/0x90 mm/kasan/quarantine.c:157
 qlist_free_all+0x44/0xb0 mm/kasan/quarantine.c:176
 kasan_quarantine_reduce+0x15a/0x180 mm/kasan/quarantine.c:283
 __kasan_slab_alloc+0x2f/0xe0 mm/kasan/common.c:443
 kasan_slab_alloc include/linux/kasan.h:217 [inline]
 slab_post_alloc_hook+0x53/0x2c0 mm/slab.h:550
 slab_alloc_node mm/slub.c:3240 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 __kmalloc_track_caller+0x11d/0x2c0 mm/slub.c:4949
 kvasprintf+0xd6/0x180 lib/kasprintf.c:25
 kvasprintf_const+0x5e/0x190 lib/kasprintf.c:49

Memory state around the buggy address:
 ffff888111fb0b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888111fb0b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888111fb0c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                       ^
 ffff888111fb0c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888111fb0d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in worker_thread+0xaaa/0x12a0 kernel/workqueue.c:2470
Read of size 8 at addr ffff888111fb0c60 by task kworker/1:6/411

CPU: 1 PID: 411 Comm: kworker/1:6 Not tainted 5.15.178-syzkaller-00193-g058abb720bd1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue:  0x0 (rcu_gp)
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1c0 lib/dump_stack.c:106
 print_address_description+0x87/0x3b0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0x179/0x1c0 mm/kasan/report.c:444
 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:309
 worker_thread+0xaaa/0x12a0 kernel/workqueue.c:2470
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>

Allocated by task 329:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:433 [inline]
 ____kasan_kmalloc+0xdb/0x110 mm/kasan/common.c:512
 __kasan_kmalloc+0x9/0x10 mm/kasan/common.c:521
 kasan_kmalloc include/linux/kasan.h:227 [inline]
 __kmalloc+0x13f/0x2c0 mm/slub.c:4431
 __kmalloc_node include/linux/slab.h:469 [inline]
 kmalloc_node include/linux/slab.h:626 [inline]
 kvmalloc_node+0x1f0/0x4d0 mm/util.c:628
 kvmalloc include/linux/mm.h:851 [inline]
 kvzalloc include/linux/mm.h:859 [inline]
 alloc_netdev_mqs+0x8c/0xc90 net/core/dev.c:10868
 alloc_etherdev_mqs+0x33/0x40 net/ethernet/eth.c:383
 usbnet_probe+0x1fa/0x2860 drivers/net/usb/usbnet.c:1712
 usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:396
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_set_configuration+0x190f/0x1e80 drivers/usb/core/message.c:2165
 usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x144/0x260 drivers/usb/core/driver.c:293
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_new_device+0x1038/0x1c10 drivers/usb/core/hub.c:2599
 hub_port_connect drivers/usb/core/hub.c:5515 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5655 [inline]
 port_event drivers/usb/core/hub.c:5805 [inline]
 hub_event+0x2def/0x4770 drivers/usb/core/hub.c:5887
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xe02/0x12a0 kernel/workqueue.c:2474
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Freed by task 329:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x126/0x160 mm/kasan/common.c:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0xbd/0x190 mm/slub.c:1749
 slab_free mm/slub.c:3521 [inline]
 kfree+0xcc/0x270 mm/slub.c:4583
 kvfree+0x35/0x40 mm/util.c:664
 netdev_freemem+0x3f/0x60 net/core/dev.c:10822
 netdev_release+0x7f/0xb0 net/core/net-sysfs.c:1903
 device_release+0x95/0x1c0
 kobject_cleanup lib/kobject.c:713 [inline]
 kobject_release lib/kobject.c:744 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x178/0x260 lib/kobject.c:761
 put_device+0x1f/0x30 drivers/base/core.c:3530
 free_netdev+0x34f/0x440 net/core/dev.c:11008
 usbnet_disconnect+0x25f/0x3b0 drivers/net/usb/usbnet.c:1651
 usb_unbind_interface+0x1fa/0x8c0 drivers/usb/core/driver.c:458
 __device_release_driver drivers/base/dd.c:1229 [inline]
 device_release_driver_internal+0x50b/0x7d0 drivers/base/dd.c:1262
 device_release_driver+0x19/0x20 drivers/base/dd.c:1285
 bus_remove_device+0x2f8/0x360 drivers/base/bus.c:531
 device_del+0x663/0xe90 drivers/base/core.c:3610
 usb_disable_device+0x380/0x720 drivers/usb/core/message.c:1414
 usb_disconnect+0x32a/0x890 drivers/usb/core/hub.c:2249
 hub_port_connect drivers/usb/core/hub.c:5354 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5655 [inline]
 port_event drivers/usb/core/hub.c:5805 [inline]
 hub_event+0x1d42/0x4770 drivers/usb/core/hub.c:5887
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xe02/0x12a0 kernel/workqueue.c:2474
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Last potentially related work creation:
 kasan_save_stack+0x3b/0x60 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xd3/0xf0 mm/kasan/generic.c:348
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
 insert_work+0x56/0x320 kernel/workqueue.c:1373
 __queue_work+0x92a/0xcd0 kernel/workqueue.c:1539
 queue_work_on+0x105/0x170 kernel/workqueue.c:1566
 usbnet_link_change+0x182/0x1a0
 usbnet_probe+0x1dad/0x2860 drivers/net/usb/usbnet.c:1859
 usb_probe_interface+0x5b6/0xa90 drivers/usb/core/driver.c:396
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_set_configuration+0x190f/0x1e80 drivers/usb/core/message.c:2165
 usb_generic_driver_probe+0x8b/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x144/0x260 drivers/usb/core/driver.c:293
 really_probe+0x28d/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x1a0/0x310 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3d0 drivers/base/dd.c:785
 __device_attach_driver+0x2c5/0x470 drivers/base/dd.c:907
 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:429
 __device_attach+0x312/0x510 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xbe/0x1e0 drivers/base/bus.c:489
 device_add+0xb60/0xf10 drivers/base/core.c:3422
 usb_new_device+0x1038/0x1c10 drivers/usb/core/hub.c:2599
 hub_port_connect drivers/usb/core/hub.c:5515 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5655 [inline]
 port_event drivers/usb/core/hub.c:5805 [inline]
 hub_event+0x2def/0x4770 drivers/usb/core/hub.c:5887
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xe02/0x12a0 kernel/workqueue.c:2474
 kthread+0x421/0x510 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

The buggy address belongs to the object at ffff888111fb0000
 which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 3168 bytes inside of
 4096-byte region [ffff888111fb0000, ffff888111fb1000)
The buggy address belongs to the page:
page:ffffea000447ec00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x111fb0
head:ffffea000447ec00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 378, ts 36108411390, free_ts 36099485934
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1a3/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1b/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x3550/0x35d0 mm/page_alloc.c:4485
 __alloc_pages+0x27e/0x8f0 mm/page_alloc.c:5780
 allocate_slab mm/slub.c:1932 [inline]
 new_slab+0x9a/0x4e0 mm/slub.c:1995
 ___slab_alloc+0x39e/0x830 mm/slub.c:3028
 __slab_alloc+0x4a/0x90 mm/slub.c:3115
 slab_alloc_node mm/slub.c:3206 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 kmem_cache_alloc_trace+0x147/0x270 mm/slub.c:3267
 kmalloc include/linux/slab.h:603 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 kobject_uevent_env+0x269/0x700 lib/kobject_uevent.c:539
 kobject_uevent+0x1f/0x30 lib/kobject_uevent.c:657
 device_add+0xa6e/0xf10 drivers/base/core.c:3403
 netdev_register_kobject+0x177/0x320 net/core/net-sysfs.c:2014
 register_netdevice+0xde9/0x1390 net/core/dev.c:10373
 register_vlan_dev+0x280/0x5e0 net/8021q/vlan.c:179
 vlan_newlink+0x468/0x620 net/8021q/vlan_netlink.c:192
 __rtnl_newlink net/core/rtnetlink.c:3521 [inline]
 rtnl_newlink+0x14c7/0x2050 net/core/rtnetlink.c:3569
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1472 [inline]
 free_pcp_prepare mm/page_alloc.c:1544 [inline]
 free_unref_page_prepare+0x7c8/0x7d0 mm/page_alloc.c:3534
 free_unref_page+0xe8/0x750 mm/page_alloc.c:3616
 free_the_page mm/page_alloc.c:805 [inline]
 __free_pages+0x61/0xf0 mm/page_alloc.c:5856
 __free_slab+0xec/0x1d0 mm/slub.c:2020
 free_slab mm/slub.c:2035 [inline]
 discard_slab mm/slub.c:2041 [inline]
 __unfreeze_partials+0x165/0x1a0 mm/slub.c:2527
 put_cpu_partial+0xc4/0x120 mm/slub.c:2607
 __slab_free+0x1c8/0x290 mm/slub.c:3390
 do_slab_free mm/slub.c:3509 [inline]
 ___cache_free+0x109/0x120 mm/slub.c:3530
 qlink_free+0x4d/0x90 mm/kasan/quarantine.c:157
 qlist_free_all+0x44/0xb0 mm/kasan/quarantine.c:176
 kasan_quarantine_reduce+0x15a/0x180 mm/kasan/quarantine.c:283
 __kasan_slab_alloc+0x2f/0xe0 mm/kasan/common.c:443
 kasan_slab_alloc include/linux/kasan.h:217 [inline]
 slab_post_alloc_hook+0x53/0x2c0 mm/slab.h:550
 slab_alloc_node mm/slub.c:3240 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 __kmalloc_track_caller+0x11d/0x2c0 mm/slub.c:4949
 kvasprintf+0xd6/0x180 lib/kasprintf.c:25
 kvasprintf_const+0x5e/0x190 lib/kasprintf.c:49

Memory state around the buggy address:
 ffff888111fb0b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888111fb0b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff888111fb0c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                       ^
 ffff888111fb0c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff888111fb0d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================