Extracting prog: 3m37.42394605s
Minimizing prog: 38m48.244673362s
Simplifying prog options: 6m0.851299544s
Extracting C: 2m39.495272378s
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:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program crashed: general protection fault in lock_sock_nested
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
move_mount(0xffffffffffffffff, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
bind$bt_l2cap(0xffffffffffffffff, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(0xffffffffffffffff, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r0 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r0, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, 0x0, 0x0)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, 0x0, &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, 0x0, 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, 0x0, 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=2m1.284068604s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
program did not crash
simplifying guilty program options
testing program (duration=2m1.284068604s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program crashed: general protection fault in lock_sock_nested
extracting C reproducer
testing compiled C program (duration=2m1.284068604s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
program did not crash
testing program (duration=2m1.284068604s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program did not crash
testing program (duration=2m1.284068604s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
testing program (duration=2m1.284068604s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
testing program (duration=2m1.284068604s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_usb_connect-mkdirat-mount-open_tree-move_mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f00000007c0)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x8)
syz_usb_connect(0x0, 0x24, &(0x7f0000000040)=ANY=[@ANYBLOB="120100005938d74010973077339600000001090212000100001e000904"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='tracefs\x00', 0x8001, 0x0)
r1 = open_tree(0xffffffffffffff9c, &(0x7f0000000640)='\x00', 0x89901)
move_mount(r1, &(0x7f0000000140)='.\x00', 0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0)

program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
reproducing took 55m0.001411691s
repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000026: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000130-0x0000000000000137]
CPU: 0 PID: 5940 Comm: kworker/0:4 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: events l2cap_info_timeout
RIP: 0010:__lock_acquire+0xeb/0x7c80 kernel/locking/lockdep.c:5005
Code: 85 dc 66 00 00 83 3d cf 56 e3 0c 00 48 89 9c 24 f0 00 00 00 0f 84 11 10 00 00 83 3d ce d0 58 0b 00 74 36 48 89 f8 48 c1 e8 03 <42> 80 3c 00 00 74 1f 48 8b bc 24 88 00 00 00 e8 61 ff 75 00 48 8b
RSP: 0018:ffffc90003517600 EFLAGS: 00010002
RAX: 0000000000000026 RBX: 1ffff920006a2ee4 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000130
RBP: ffffc90003517848 R08: dffffc0000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 0000000000000001
R13: 0000000000000000 R14: ffff88802a2a3c00 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f85701c3492 CR3: 000000002ed79000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
 lock_sock_nested+0x48/0x100 net/core/sock.c:3535
 lock_sock include/net/sock.h:1767 [inline]
 l2cap_sock_ready_cb+0x45/0x130 net/bluetooth/l2cap_sock.c:1661
 l2cap_chan_ready net/bluetooth/l2cap_core.c:1264 [inline]
 l2cap_conn_start+0x753/0xe40 net/bluetooth/l2cap_core.c:1513
 l2cap_info_timeout+0x68/0xa0 net/bluetooth/l2cap_core.c:1670
 process_one_work kernel/workqueue.c:2634 [inline]
 process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__lock_acquire+0xeb/0x7c80 kernel/locking/lockdep.c:5005
Code: 85 dc 66 00 00 83 3d cf 56 e3 0c 00 48 89 9c 24 f0 00 00 00 0f 84 11 10 00 00 83 3d ce d0 58 0b 00 74 36 48 89 f8 48 c1 e8 03 <42> 80 3c 00 00 74 1f 48 8b bc 24 88 00 00 00 e8 61 ff 75 00 48 8b
RSP: 0018:ffffc90003517600 EFLAGS: 00010002
RAX: 0000000000000026 RBX: 1ffff920006a2ee4 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000130
RBP: ffffc90003517848 R08: dffffc0000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 0000000000000001
R13: 0000000000000000 R14: ffff88802a2a3c00 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f85701c3492 CR3: 000000002ed79000 CR4: 00000000003506f0
----------------
Code disassembly (best guess):
   0:	85 dc                	test   %ebx,%esp
   2:	66 00 00             	data16 add %al,(%rax)
   5:	83 3d cf 56 e3 0c 00 	cmpl   $0x0,0xce356cf(%rip)        # 0xce356db
   c:	48 89 9c 24 f0 00 00 	mov    %rbx,0xf0(%rsp)
  13:	00
  14:	0f 84 11 10 00 00    	je     0x102b
  1a:	83 3d ce d0 58 0b 00 	cmpl   $0x0,0xb58d0ce(%rip)        # 0xb58d0ef
  21:	74 36                	je     0x59
  23:	48 89 f8             	mov    %rdi,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 00 00       	cmpb   $0x0,(%rax,%r8,1) <-- trapping instruction
  2f:	74 1f                	je     0x50
  31:	48 8b bc 24 88 00 00 	mov    0x88(%rsp),%rdi
  38:	00
  39:	e8 61 ff 75 00       	call   0x75ff9f
  3e:	48                   	rex.W
  3f:	8b                   	.byte 0x8b

final repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000026: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000130-0x0000000000000137]
CPU: 0 PID: 5940 Comm: kworker/0:4 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: events l2cap_info_timeout
RIP: 0010:__lock_acquire+0xeb/0x7c80 kernel/locking/lockdep.c:5005
Code: 85 dc 66 00 00 83 3d cf 56 e3 0c 00 48 89 9c 24 f0 00 00 00 0f 84 11 10 00 00 83 3d ce d0 58 0b 00 74 36 48 89 f8 48 c1 e8 03 <42> 80 3c 00 00 74 1f 48 8b bc 24 88 00 00 00 e8 61 ff 75 00 48 8b
RSP: 0018:ffffc90003517600 EFLAGS: 00010002
RAX: 0000000000000026 RBX: 1ffff920006a2ee4 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000130
RBP: ffffc90003517848 R08: dffffc0000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 0000000000000001
R13: 0000000000000000 R14: ffff88802a2a3c00 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f85701c3492 CR3: 000000002ed79000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
 lock_sock_nested+0x48/0x100 net/core/sock.c:3535
 lock_sock include/net/sock.h:1767 [inline]
 l2cap_sock_ready_cb+0x45/0x130 net/bluetooth/l2cap_sock.c:1661
 l2cap_chan_ready net/bluetooth/l2cap_core.c:1264 [inline]
 l2cap_conn_start+0x753/0xe40 net/bluetooth/l2cap_core.c:1513
 l2cap_info_timeout+0x68/0xa0 net/bluetooth/l2cap_core.c:1670
 process_one_work kernel/workqueue.c:2634 [inline]
 process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__lock_acquire+0xeb/0x7c80 kernel/locking/lockdep.c:5005
Code: 85 dc 66 00 00 83 3d cf 56 e3 0c 00 48 89 9c 24 f0 00 00 00 0f 84 11 10 00 00 83 3d ce d0 58 0b 00 74 36 48 89 f8 48 c1 e8 03 <42> 80 3c 00 00 74 1f 48 8b bc 24 88 00 00 00 e8 61 ff 75 00 48 8b
RSP: 0018:ffffc90003517600 EFLAGS: 00010002
RAX: 0000000000000026 RBX: 1ffff920006a2ee4 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000130
RBP: ffffc90003517848 R08: dffffc0000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 0000000000000001
R13: 0000000000000000 R14: ffff88802a2a3c00 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f85701c3492 CR3: 000000002ed79000 CR4: 00000000003506f0
----------------
Code disassembly (best guess):
   0:	85 dc                	test   %ebx,%esp
   2:	66 00 00             	data16 add %al,(%rax)
   5:	83 3d cf 56 e3 0c 00 	cmpl   $0x0,0xce356cf(%rip)        # 0xce356db
   c:	48 89 9c 24 f0 00 00 	mov    %rbx,0xf0(%rsp)
  13:	00
  14:	0f 84 11 10 00 00    	je     0x102b
  1a:	83 3d ce d0 58 0b 00 	cmpl   $0x0,0xb58d0ce(%rip)        # 0xb58d0ef
  21:	74 36                	je     0x59
  23:	48 89 f8             	mov    %rdi,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 00 00       	cmpb   $0x0,(%rax,%r8,1) <-- trapping instruction
  2f:	74 1f                	je     0x50
  31:	48 8b bc 24 88 00 00 	mov    0x88(%rsp),%rdi
  38:	00
  39:	e8 61 ff 75 00       	call   0x75ff9f
  3e:	48                   	rex.W
  3f:	8b                   	.byte 0x8b