Extracting prog: 3m8.859241233s
Minimizing prog: 31m56.436289406s
Simplifying prog options: 4m52.59516822s
Extracting C: 1m48.453639954s
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:6 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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 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:6 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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program crashed: WARNING in enable_work
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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_emit_ethernet
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x0, 0x0, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, 0x0, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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_emit_ethernet-syz_usb_connect
program crashed: WARNING in usb_free_urb
a never seen crash title: WARNING in usb_free_urb, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program crashed: WARNING in usb_free_urb
a never seen crash title: WARNING in usb_free_urb, ignore
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: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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program crashed: WARNING in enable_work
extracting C reproducer
testing compiled C 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: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_emit_ethernet-syz_usb_connect
program crashed: WARNING in usb_free_urb
a never seen crash title: WARNING in usb_free_urb, ignore
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: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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program crashed: WARNING in usb_free_urb
validation run: crashed=true
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: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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program crashed: WARNING in usb_free_urb
validation run: crashed=true
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: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_emit_ethernet-syz_usb_connect
detailed listing:
executing program 0:
syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local, @broadcast, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0x3, 0x3, 0x0, 0x3, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @broadcast=0xac14140a, @multicast1}}}}}}, 0x0)
syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000a180c52040200055c8a9010203010902360001000a0000090400000496fe090009050505000404000009050d0000000000000905a9"], 0x0)
program crashed: WARNING in usb_free_urb
validation run: crashed=true
reproducing took 44m44.276066634s
repro crashed as (corrupted=false):
smsusb:smsusb_init_device: smscore_start_device(...) failed
------------[ cut here ]------------
!PageLargeKmalloc(page)
WARNING: mm/slub.c:6476 at free_large_kmalloc+0x9b/0x110 mm/slub.c:6476, CPU#1: kworker/1:1/29
Modules linked in:
CPU: 1 UID: 0 PID: 29 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:free_large_kmalloc+0x9b/0x110 mm/slub.c:6476
Code: 8b 43 30 83 f8 ff 74 13 25 00 00 00 ff 3d 00 00 00 f8 75 74 c7 43 30 ff ff ff ff 48 89 df 89 ee 5b 41 5e 5d e9 76 d3 fc ff 90 <0f> 0b 90 48 89 df 48 c7 c6 d6 83 fc 8d 5b 41 5e 5d e9 5f 53 02 ff
RSP: 0018:ffffc90000a56b20 EFLAGS: 00010206
RAX: 00000000ff000000 RBX: ffffea0001563880 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff8880558e2000 RDI: ffffea0001563880
RBP: 0000000000000000 R08: ffff88807202e003 R09: 1ffff1100e405c00
R10: dffffc0000000000 R11: ffffed100e405c01 R12: 1ffff110063e7a82
R13: ffff8880227ca380 R14: ffff88807202e060 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff888125387000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055bf1628a950 CR3: 000000000e74a000 CR4: 0000000000350ef0
Call Trace:
urb_destroy drivers/usb/core/urb.c:25 [inline]
kref_put include/linux/kref.h:65 [inline]
usb_free_urb+0xd0/0x120 drivers/usb/core/urb.c:96
smsusb_term_device+0x1d7/0x3e0 drivers/media/usb/siano/smsusb.c:352
smsusb_init_device drivers/media/usb/siano/smsusb.c:497 [inline]
smsusb_probe+0x1aba/0x2280 drivers/media/usb/siano/smsusb.c:575
usb_probe_interface+0x659/0xc70 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:709
__driver_probe_device+0x1ef/0x380 drivers/base/dd.c:871
driver_probe_device+0x4f/0x240 drivers/base/dd.c:901
__device_attach_driver+0x279/0x430 drivers/base/dd.c:1029
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c5/0x450 drivers/base/dd.c:1101
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1156
bus_probe_device+0x12a/0x220 drivers/base/bus.c:613
device_add+0x7e9/0xbb0 drivers/base/core.c:3706
usb_set_configuration+0x1a87/0x2110 drivers/usb/core/message.c:2268
usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
usb_probe_device+0x1c4/0x3b0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:709
__driver_probe_device+0x1ef/0x380 drivers/base/dd.c:871
driver_probe_device+0x4f/0x240 drivers/base/dd.c:901
__device_attach_driver+0x279/0x430 drivers/base/dd.c:1029
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c5/0x450 drivers/base/dd.c:1101
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1156
bus_probe_device+0x12a/0x220 drivers/base/bus.c:613
device_add+0x7e9/0xbb0 drivers/base/core.c:3706
usb_new_device+0xa08/0x16f0 drivers/usb/core/hub.c:2695
hub_port_connect drivers/usb/core/hub.c:5567 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x2a1c/0x4f30 drivers/usb/core/hub.c:5953
process_one_work kernel/workqueue.c:3314 [inline]
process_scheduled_works+0xb5d/0x1860 kernel/workqueue.c:3397
worker_thread+0xa53/0xfc0 kernel/workqueue.c:3478
kthread+0x389/0x470 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
final repro crashed as (corrupted=false):
smsusb:smsusb_init_device: smscore_start_device(...) failed
------------[ cut here ]------------
!PageLargeKmalloc(page)
WARNING: mm/slub.c:6476 at free_large_kmalloc+0x9b/0x110 mm/slub.c:6476, CPU#1: kworker/1:1/29
Modules linked in:
CPU: 1 UID: 0 PID: 29 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:free_large_kmalloc+0x9b/0x110 mm/slub.c:6476
Code: 8b 43 30 83 f8 ff 74 13 25 00 00 00 ff 3d 00 00 00 f8 75 74 c7 43 30 ff ff ff ff 48 89 df 89 ee 5b 41 5e 5d e9 76 d3 fc ff 90 <0f> 0b 90 48 89 df 48 c7 c6 d6 83 fc 8d 5b 41 5e 5d e9 5f 53 02 ff
RSP: 0018:ffffc90000a56b20 EFLAGS: 00010206
RAX: 00000000ff000000 RBX: ffffea0001563880 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff8880558e2000 RDI: ffffea0001563880
RBP: 0000000000000000 R08: ffff88807202e003 R09: 1ffff1100e405c00
R10: dffffc0000000000 R11: ffffed100e405c01 R12: 1ffff110063e7a82
R13: ffff8880227ca380 R14: ffff88807202e060 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff888125387000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055bf1628a950 CR3: 000000000e74a000 CR4: 0000000000350ef0
Call Trace:
urb_destroy drivers/usb/core/urb.c:25 [inline]
kref_put include/linux/kref.h:65 [inline]
usb_free_urb+0xd0/0x120 drivers/usb/core/urb.c:96
smsusb_term_device+0x1d7/0x3e0 drivers/media/usb/siano/smsusb.c:352
smsusb_init_device drivers/media/usb/siano/smsusb.c:497 [inline]
smsusb_probe+0x1aba/0x2280 drivers/media/usb/siano/smsusb.c:575
usb_probe_interface+0x659/0xc70 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:709
__driver_probe_device+0x1ef/0x380 drivers/base/dd.c:871
driver_probe_device+0x4f/0x240 drivers/base/dd.c:901
__device_attach_driver+0x279/0x430 drivers/base/dd.c:1029
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c5/0x450 drivers/base/dd.c:1101
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1156
bus_probe_device+0x12a/0x220 drivers/base/bus.c:613
device_add+0x7e9/0xbb0 drivers/base/core.c:3706
usb_set_configuration+0x1a87/0x2110 drivers/usb/core/message.c:2268
usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
usb_probe_device+0x1c4/0x3b0 drivers/usb/core/driver.c:291
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:709
__driver_probe_device+0x1ef/0x380 drivers/base/dd.c:871
driver_probe_device+0x4f/0x240 drivers/base/dd.c:901
__device_attach_driver+0x279/0x430 drivers/base/dd.c:1029
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c5/0x450 drivers/base/dd.c:1101
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1156
bus_probe_device+0x12a/0x220 drivers/base/bus.c:613
device_add+0x7e9/0xbb0 drivers/base/core.c:3706
usb_new_device+0xa08/0x16f0 drivers/usb/core/hub.c:2695
hub_port_connect drivers/usb/core/hub.c:5567 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x2a1c/0x4f30 drivers/usb/core/hub.c:5953
process_one_work kernel/workqueue.c:3314 [inline]
process_scheduled_works+0xb5d/0x1860 kernel/workqueue.c:3397
worker_thread+0xa53/0xfc0 kernel/workqueue.c:3478
kthread+0x389/0x470 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245