Extracting prog: 4m34.529746666s
Minimizing prog: 55m40.682108296s
Simplifying prog options: 12m29.712982236s
Extracting C: 5m24.280379941s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

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:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program crashed: general protection fault in lock_sock_nested
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(0xffffffffffffffff, 0x3)
accept4(0xffffffffffffffff, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, 0x0, &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, 0x0, 0x0)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program crashed: general protection fault in lock_sock_nested
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount-syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-accept4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000002c0)={[{@journal_ioprio={'journal_ioprio', 0x3d, 0x5}}, {@mb_optimize_scan}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@jqfmt_vfsv1}, {@noauto_da_alloc}, {@noblock_validity}, {@usrjquota}]}, 0x3, 0x44a, &(0x7f0000000400)="$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")
mount(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='debugfs\x00', 0x8008, 0x0)
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x0, @any, 0x4}, 0xe)
listen(r0, 0x3)
accept4(r0, 0x0, 0x0, 0x800)

program did not crash
reproducing took 1h18m4.267467647s
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: 0 UID: 0 PID: 5613 Comm: kworker/0:8 Not tainted 6.15.0-rc4-syzkaller-00051-g7a13c14ee59d #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: events l2cap_info_timeout
RIP: 0010:kasan_byte_accessible+0x12/0x30 mm/kasan/generic.c:199
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 c3 cc cc cc cc cc 66 66 66 66 66 66 2e
RSP: 0018:ffffc9000308f848 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffffffff89379918 RCX: 239d26e5a697a700
RDX: 0000000000000000 RSI: ffffffff89379918 RDI: 000000000000004b
RBP: ffffffff8a624405 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff8a6243c0 R12: 0000000000000000
R13: 0000000000000258 R14: 0000000000000258 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f18ecd86270 CR3: 000000003eaf4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __kasan_check_byte+0x12/0x40 mm/kasan/common.c:556
 kasan_check_byte include/linux/kasan.h:399 [inline]
 lock_acquire+0x8d/0x360 kernel/locking/lockdep.c:5840
 lock_sock_nested+0x48/0x100 net/core/sock.c:3702
 lock_sock include/net/sock.h:1651 [inline]
 l2cap_sock_ready_cb+0x45/0x140 net/bluetooth/l2cap_sock.c:1674
 l2cap_chan_ready net/bluetooth/l2cap_core.c:1263 [inline]
 l2cap_conn_start+0x750/0xe40 net/bluetooth/l2cap_core.c:1511
 l2cap_info_timeout+0x68/0xa0 net/bluetooth/l2cap_core.c:1668
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xadb/0x17a0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_byte_accessible+0x12/0x30 mm/kasan/generic.c:199
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 c3 cc cc cc cc cc 66 66 66 66 66 66 2e
RSP: 0018:ffffc9000308f848 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffffffff89379918 RCX: 239d26e5a697a700
RDX: 0000000000000000 RSI: ffffffff89379918 RDI: 000000000000004b
RBP: ffffffff8a624405 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff8a6243c0 R12: 0000000000000000
R13: 0000000000000258 R14: 0000000000000258 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac840ad440 CR3: 00000000368af000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
   7:	00
   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:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	66 0f 1f 00          	nopw   (%rax)
  1c:	48 c1 ef 03          	shr    $0x3,%rdi
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df
* 2a:	0f b6 04 07          	movzbl (%rdi,%rax,1),%eax <-- trapping instruction
  2e:	3c 08                	cmp    $0x8,%al
  30:	0f 92 c0             	setb   %al
  33:	c3                   	ret
  34:	cc                   	int3
  35:	cc                   	int3
  36:	cc                   	int3
  37:	cc                   	int3
  38:	cc                   	int3
  39:	66                   	data16
  3a:	66                   	data16
  3b:	66                   	data16
  3c:	66                   	data16
  3d:	66                   	data16
  3e:	66                   	data16
  3f:	2e                   	cs

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: 0 UID: 0 PID: 5613 Comm: kworker/0:8 Not tainted 6.15.0-rc4-syzkaller-00051-g7a13c14ee59d #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: events l2cap_info_timeout
RIP: 0010:kasan_byte_accessible+0x12/0x30 mm/kasan/generic.c:199
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 c3 cc cc cc cc cc 66 66 66 66 66 66 2e
RSP: 0018:ffffc9000308f848 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffffffff89379918 RCX: 239d26e5a697a700
RDX: 0000000000000000 RSI: ffffffff89379918 RDI: 000000000000004b
RBP: ffffffff8a624405 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff8a6243c0 R12: 0000000000000000
R13: 0000000000000258 R14: 0000000000000258 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f18ecd86270 CR3: 000000003eaf4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __kasan_check_byte+0x12/0x40 mm/kasan/common.c:556
 kasan_check_byte include/linux/kasan.h:399 [inline]
 lock_acquire+0x8d/0x360 kernel/locking/lockdep.c:5840
 lock_sock_nested+0x48/0x100 net/core/sock.c:3702
 lock_sock include/net/sock.h:1651 [inline]
 l2cap_sock_ready_cb+0x45/0x140 net/bluetooth/l2cap_sock.c:1674
 l2cap_chan_ready net/bluetooth/l2cap_core.c:1263 [inline]
 l2cap_conn_start+0x750/0xe40 net/bluetooth/l2cap_core.c:1511
 l2cap_info_timeout+0x68/0xa0 net/bluetooth/l2cap_core.c:1668
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xadb/0x17a0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:kasan_byte_accessible+0x12/0x30 mm/kasan/generic.c:199
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 c3 cc cc cc cc cc 66 66 66 66 66 66 2e
RSP: 0018:ffffc9000308f848 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffffffff89379918 RCX: 239d26e5a697a700
RDX: 0000000000000000 RSI: ffffffff89379918 RDI: 000000000000004b
RBP: ffffffff8a624405 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffffff8a6243c0 R12: 0000000000000000
R13: 0000000000000258 R14: 0000000000000258 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac840ad440 CR3: 00000000368af000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
   7:	00
   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:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	66 0f 1f 00          	nopw   (%rax)
  1c:	48 c1 ef 03          	shr    $0x3,%rdi
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df
* 2a:	0f b6 04 07          	movzbl (%rdi,%rax,1),%eax <-- trapping instruction
  2e:	3c 08                	cmp    $0x8,%al
  30:	0f 92 c0             	setb   %al
  33:	c3                   	ret
  34:	cc                   	int3
  35:	cc                   	int3
  36:	cc                   	int3
  37:	cc                   	int3
  38:	cc                   	int3
  39:	66                   	data16
  3a:	66                   	data16
  3b:	66                   	data16
  3c:	66                   	data16
  3d:	66                   	data16
  3e:	66                   	data16
  3f:	2e                   	cs