Extracting prog: 4m36.073516692s
Minimizing prog: 1h17m48.060119576s
Simplifying prog options: 12m9.351228403s
Extracting C: 5m10.923286194s
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000300)='./file0/../file0\x00', &(0x7f0000000340)='./file0/file0\x00', 0x0, 0x89101a, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 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:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000300)='./file0/../file0\x00', &(0x7f0000000340)='./file0/file0\x00', 0x0, 0x89101a, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000300)='./file0/../file0\x00', &(0x7f0000000340)='./file0/file0\x00', 0x0, 0x89101a, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
single: successfully extracted reproducer
found reproducer with 12 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000300)='./file0/../file0\x00', &(0x7f0000000340)='./file0/file0\x00', 0x0, 0x89101a, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000300)='./file0/../file0\x00', &(0x7f0000000340)='./file0/file0\x00', 0x0, 0x89101a, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-syz_init_net_socket$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
listen(r1, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-mount$bind-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000200)='./file0/../file0\x00', 0x0, 0x101091, 0x0)
bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(0xffffffffffffffff, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-mkdirat-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-mmap$IORING_OFF_SQES-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
mmap$IORING_OFF_SQES(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0x4000010, 0xffffffffffffffff, 0x10000000)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-mlock-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
mlock(&(0x7f0000ffa000/0x4000)=nil, 0x4000)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: KASAN: slab-use-after-free Read in l2cap_sock_ready_cb
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r1, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r1, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
socket$nl_netfilter(0x10, 0x3, 0xc)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, 0x0, 0x0)
listen(r0, 0x0)
mount$bind(&(0x7f0000000100)='./file0\x00', &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
mount$bind(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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-mount$bind-mount$bind
detailed listing:
executing program 0:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000001180)={0x1f, 0x0, @any, 0x3}, 0xe)
listen(r0, 0x0)
mount$bind(0x0, &(0x7f0000000480)='./file0/../file0\x00', 0x0, 0x0, 0x0)
mount$bind(0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
reproducing took 2h28m38.844876301s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc000000004b: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000258-0x000000000000025f]
CPU: 1 UID: 0 PID: 6041 Comm: kworker/1:5 Not tainted 6.16.0-rc4-syzkaller-00013-g66701750d556 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: events l2cap_info_timeout
RIP: 0010:kasan_byte_accessible+0x15/0x30 mm/kasan/generic.c:199
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 fe cb 60 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90003fffa00 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: 0000000000000258 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8950f3b1 RDI: dffffc000000004b
RBP: 0000000000000258 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff8950f3b1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff888124852000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3305ffff CR3: 0000000033491000 CR4: 00000000003526f0
Call Trace:
__kasan_check_byte+0x13/0x50 mm/kasan/common.c:556
kasan_check_byte include/linux/kasan.h:399 [inline]
lock_acquire kernel/locking/lockdep.c:5845 [inline]
lock_acquire+0xfc/0x350 kernel/locking/lockdep.c:5828
lock_sock_nested+0x41/0xf0 net/core/sock.c:3752
lock_sock include/net/sock.h:1667 [inline]
l2cap_sock_ready_cb+0x41/0x170 net/bluetooth/l2cap_sock.c:1674
l2cap_chan_ready net/bluetooth/l2cap_core.c:1246 [inline]
l2cap_conn_start+0x144/0xb30 net/bluetooth/l2cap_core.c:1512
l2cap_info_timeout+0x81/0xa0 net/bluetooth/l2cap_core.c:1669
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3321 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_byte_accessible+0x15/0x30 mm/kasan/generic.c:199
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 fe cb 60 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90003fffa00 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: 0000000000000258 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8950f3b1 RDI: dffffc000000004b
RBP: 0000000000000258 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff8950f3b1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff888124852000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e72a808 CR3: 0000000028e37000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 0f 1f 00 nopl (%rax)
5: 90 nop
6: 90 nop
7: 90 nop
8: 90 nop
9: 90 nop
a: 90 nop
b: 90 nop
c: 90 nop
d: 90 nop
e: 90 nop
f: 90 nop
10: 90 nop
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 66 0f 1f 00 nopw (%rax)
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 c1 ef 03 shr $0x3,%rdi
27: 48 01 c7 add %rax,%rdi
* 2a: 0f b6 07 movzbl (%rdi),%eax <-- trapping instruction
2d: 3c 07 cmp $0x7,%al
2f: 0f 96 c0 setbe %al
32: e9 fe cb 60 09 jmp 0x960cc35
37: 66 data16
38: 66 data16
39: 2e cs
3a: 0f .byte 0xf
3b: 1f (bad)
3c: 84 00 test %al,(%rax)
final repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc000000004b: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000258-0x000000000000025f]
CPU: 1 UID: 0 PID: 6041 Comm: kworker/1:5 Not tainted 6.16.0-rc4-syzkaller-00013-g66701750d556 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: events l2cap_info_timeout
RIP: 0010:kasan_byte_accessible+0x15/0x30 mm/kasan/generic.c:199
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 fe cb 60 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90003fffa00 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: 0000000000000258 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8950f3b1 RDI: dffffc000000004b
RBP: 0000000000000258 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff8950f3b1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff888124852000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3305ffff CR3: 0000000033491000 CR4: 00000000003526f0
Call Trace:
__kasan_check_byte+0x13/0x50 mm/kasan/common.c:556
kasan_check_byte include/linux/kasan.h:399 [inline]
lock_acquire kernel/locking/lockdep.c:5845 [inline]
lock_acquire+0xfc/0x350 kernel/locking/lockdep.c:5828
lock_sock_nested+0x41/0xf0 net/core/sock.c:3752
lock_sock include/net/sock.h:1667 [inline]
l2cap_sock_ready_cb+0x41/0x170 net/bluetooth/l2cap_sock.c:1674
l2cap_chan_ready net/bluetooth/l2cap_core.c:1246 [inline]
l2cap_conn_start+0x144/0xb30 net/bluetooth/l2cap_core.c:1512
l2cap_info_timeout+0x81/0xa0 net/bluetooth/l2cap_core.c:1669
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3321 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_byte_accessible+0x15/0x30 mm/kasan/generic.c:199
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 fe cb 60 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90003fffa00 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: 0000000000000258 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8950f3b1 RDI: dffffc000000004b
RBP: 0000000000000258 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff8950f3b1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff888124852000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e72a808 CR3: 0000000028e37000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 0f 1f 00 nopl (%rax)
5: 90 nop
6: 90 nop
7: 90 nop
8: 90 nop
9: 90 nop
a: 90 nop
b: 90 nop
c: 90 nop
d: 90 nop
e: 90 nop
f: 90 nop
10: 90 nop
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 66 0f 1f 00 nopw (%rax)
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 c1 ef 03 shr $0x3,%rdi
27: 48 01 c7 add %rax,%rdi
* 2a: 0f b6 07 movzbl (%rdi),%eax <-- trapping instruction
2d: 3c 07 cmp $0x7,%al
2f: 0f 96 c0 setbe %al
32: e9 fe cb 60 09 jmp 0x960cc35
37: 66 data16
38: 66 data16
39: 2e cs
3a: 0f .byte 0xf
3b: 1f (bad)
3c: 84 00 test %al,(%rax)