Extracting prog: 7m20.246719142s
Minimizing prog: 1h5m49.250698374s
Simplifying prog options: 12m32.730431264s
Extracting C: 5m7.198673997s
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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendmsg$nl_generic-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r3 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0x0, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0xbcff, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000080), 0xc)
sendmsg$nl_generic(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x0)
syz_emit_vhci(0x0, 0x16)
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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendmsg$nl_generic-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r3 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0x0, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0xbcff, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000080), 0xc)
sendmsg$nl_generic(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x0)
syz_emit_vhci(0x0, 0x16)
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: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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendmsg$nl_generic-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r3 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0x0, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0xbcff, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000080), 0xc)
sendmsg$nl_generic(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x0)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
single: successfully extracted reproducer
found reproducer with 14 syscalls
minimizing guilty program
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendmsg$nl_generic
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r3 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0x0, 0x0, 0x0)
sendto$inet6(r2, 0x0, 0x0, 0xbcff, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000080), 0xc)
sendmsg$nl_generic(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x0)
program did not crash
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r2 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
sendto$inet6(r1, 0x0, 0x0, 0xbcff, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-sendto$inet6-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r2 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
sendto$inet6(r1, 0x0, 0x0, 0xbcff, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r2 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, 0x0, 0x0)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r2 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-setsockopt$inet_sctp6_SCTP_DELAYED_SACK-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
r2 = socket(0x2, 0x80805, 0x0)
setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000001ec0)=@assoc_value={0x0, 0x1f4}, 0x8)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-socket-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
socket(0x2, 0x80805, 0x0)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet6_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r1, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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-socket$nl_generic-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$nl_generic(0x10, 0x3, 0x10)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m10.924261155s, {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-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
testing program (duration=6m10.924261155s, {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-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(0xffffffffffffffff, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, 0x0, 0x0)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000080), 0xc)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {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-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
extracting C reproducer
testing compiled C program (duration=6m10.924261155s, {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-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m10.924261155s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program did not crash
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program did not crash
validation run: crashed=false
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program did not crash
validation run: crashed=false
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program did not crash
validation run: crashed=false
testing program (duration=6m10.924261155s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-socket$inet_sctp-sendto$inet6-setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO-syz_emit_vhci
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4, 0x1}, 0xe)
listen(r0, 0x3)
socket$inet_sctp(0x2, 0x1, 0x84)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0)
syz_emit_vhci(0x0, 0x16)
program crashed: general protection fault in lock_sock_nested
validation run: crashed=true
reproducing took 2h2m34.884584035s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc000000004c: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000260-0x0000000000000267]
CPU: 0 UID: 0 PID: 6119 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: hci0 hci_rx_work
RIP: 0010:kasan_byte_accessible+0x15/0x30 mm/kasan/generic.c:210
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 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 12 3e 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90006437608 EFLAGS: 00010282
RAX: dffffc0000000000 RBX: 0000000000000260 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff892990c1 RDI: dffffc000000004c
RBP: 0000000000000260 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff892990c1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880d6a08000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe48e518f50 CR3: 00000000331a4000 CR4: 0000000000352ef0
Call Trace:
__kasan_check_byte+0x13/0x50 mm/kasan/common.c:579
kasan_check_byte include/linux/kasan.h:401 [inline]
lock_acquire kernel/locking/lockdep.c:5842 [inline]
lock_acquire+0xfc/0x350 kernel/locking/lockdep.c:5825
lock_sock_nested+0x41/0xf0 net/core/sock.c:3720
lock_sock include/net/sock.h:1679 [inline]
l2cap_sock_ready_cb+0x41/0x170 net/bluetooth/l2cap_sock.c:1677
l2cap_chan_ready net/bluetooth/l2cap_core.c:1246 [inline]
l2cap_le_start+0x1ea/0xe40 net/bluetooth/l2cap_core.c:1375
l2cap_conn_ready net/bluetooth/l2cap_core.c:1628 [inline]
l2cap_connect_cfm+0x8f4/0xf80 net/bluetooth/l2cap_core.c:7304
hci_connect_cfm include/net/bluetooth/hci_core.h:2107 [inline]
le_conn_complete_evt+0x1ba6/0x2150 net/bluetooth/hci_event.c:5799
hci_le_conn_complete_evt+0x23c/0x370 net/bluetooth/hci_event.c:5825
hci_le_meta_evt+0x357/0x5e0 net/bluetooth/hci_event.c:7262
hci_event_func net/bluetooth/hci_event.c:7570 [inline]
hci_event_packet+0x685/0x11c0 net/bluetooth/hci_event.c:7627
hci_rx_work+0x2c5/0x16b0 net/bluetooth/hci_core.c:4099
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
process_scheduled_works kernel/workqueue.c:3346 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
kthread+0x3c5/0x780 kernel/kthread.c:463
ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
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:210
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 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 12 3e 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90006437608 EFLAGS: 00010282
RAX: dffffc0000000000 RBX: 0000000000000260 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff892990c1 RDI: dffffc000000004c
RBP: 0000000000000260 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff892990c1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880d6a08000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe48e518f50 CR3: 0000000032a09000 CR4: 0000000000352ef0
----------------
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: 0f 1f 40 d6 nopl -0x2a(%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 12 3e 09 jmp 0x93e1335
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 0xdffffc000000004c: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000260-0x0000000000000267]
CPU: 0 UID: 0 PID: 6119 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: hci0 hci_rx_work
RIP: 0010:kasan_byte_accessible+0x15/0x30 mm/kasan/generic.c:210
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 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 12 3e 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90006437608 EFLAGS: 00010282
RAX: dffffc0000000000 RBX: 0000000000000260 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff892990c1 RDI: dffffc000000004c
RBP: 0000000000000260 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff892990c1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880d6a08000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe48e518f50 CR3: 00000000331a4000 CR4: 0000000000352ef0
Call Trace:
__kasan_check_byte+0x13/0x50 mm/kasan/common.c:579
kasan_check_byte include/linux/kasan.h:401 [inline]
lock_acquire kernel/locking/lockdep.c:5842 [inline]
lock_acquire+0xfc/0x350 kernel/locking/lockdep.c:5825
lock_sock_nested+0x41/0xf0 net/core/sock.c:3720
lock_sock include/net/sock.h:1679 [inline]
l2cap_sock_ready_cb+0x41/0x170 net/bluetooth/l2cap_sock.c:1677
l2cap_chan_ready net/bluetooth/l2cap_core.c:1246 [inline]
l2cap_le_start+0x1ea/0xe40 net/bluetooth/l2cap_core.c:1375
l2cap_conn_ready net/bluetooth/l2cap_core.c:1628 [inline]
l2cap_connect_cfm+0x8f4/0xf80 net/bluetooth/l2cap_core.c:7304
hci_connect_cfm include/net/bluetooth/hci_core.h:2107 [inline]
le_conn_complete_evt+0x1ba6/0x2150 net/bluetooth/hci_event.c:5799
hci_le_conn_complete_evt+0x23c/0x370 net/bluetooth/hci_event.c:5825
hci_le_meta_evt+0x357/0x5e0 net/bluetooth/hci_event.c:7262
hci_event_func net/bluetooth/hci_event.c:7570 [inline]
hci_event_packet+0x685/0x11c0 net/bluetooth/hci_event.c:7627
hci_rx_work+0x2c5/0x16b0 net/bluetooth/hci_core.c:4099
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
process_scheduled_works kernel/workqueue.c:3346 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
kthread+0x3c5/0x780 kernel/kthread.c:463
ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
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:210
Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 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 12 3e 09 66 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc90006437608 EFLAGS: 00010282
RAX: dffffc0000000000 RBX: 0000000000000260 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff892990c1 RDI: dffffc000000004c
RBP: 0000000000000260 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffff80 R11: 0000000000000001 R12: ffffffff892990c1
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880d6a08000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe48e518f50 CR3: 0000000032a09000 CR4: 0000000000352ef0
----------------
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: 0f 1f 40 d6 nopl -0x2a(%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 12 3e 09 jmp 0x93e1335
37: 66 data16
38: 66 data16
39: 2e cs
3a: 0f .byte 0xf
3b: 1f (bad)
3c: 84 00 test %al,(%rax)