Extracting prog: 6m38.278939436s
Minimizing prog: 55m41.238676146s
Simplifying prog options: 0s
Extracting C: 2m58.991826242s
Simplifying C: 21m48.47675748s
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program crashed: WARNING in print_bfs_bug
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
landlock_restrict_self(0xffffffffffffffff, 0xa)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program did not crash
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}}): fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0)
r0 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r0, 0xa)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(0x0, 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, 0x0, &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', 0x0, 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program did not crash
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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(0x0, 0x0, 0x0)
landlock_restrict_self(r1, 0xa)
program did not crash
extracting C reproducer
testing compiled C 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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: WARNING in print_bfs_bug
simplifying C reproducer
testing compiled C program (duration=6m0s, {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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: WARNING in print_bfs_bug
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: WARNING in print_bfs_bug
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: WARNING in print_bfs_bug
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: WARNING in print_bfs_bug
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
program crashed: WARNING in print_bfs_bug
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program crashed: WARNING in print_bfs_bug
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program crashed: WARNING in print_bfs_bug
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-landlock_create_ruleset-landlock_restrict_self
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0)
r1 = landlock_create_ruleset(&(0x7f0000000040)={0x2b, 0x1}, 0x18, 0x0)
landlock_restrict_self(r1, 0xa)
program crashed: WARNING in print_bfs_bug
validation run: crashed=true
reproducing took 1h38m36.406038869s
repro crashed as (corrupted=false):
Increase LOCKDEP_CIRCULAR_QUEUE_BITS to avoid this warning:
------------[ cut here ]------------
lockdep bfs error:-1
WARNING: kernel/locking/lockdep.c:2061 at print_bfs_bug+0x20/0x40 kernel/locking/lockdep.c:2061, CPU#1: syz.1.1657/14159
Modules linked in:
CPU: 1 UID: 0 PID: 14159 Comm: syz.1.1657 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:print_bfs_bug+0x22/0x40 kernel/locking/lockdep.c:2061
Code: 90 90 90 90 90 90 90 90 55 53 89 fb e8 37 1a 12 03 89 c5 e8 b0 89 ff ff 85 ed 74 13 83 fb ff 74 16 48 8d 3d 10 8b 0f 0e 89 de <67> 48 0f b9 3a 5b 5d e9 42 bc 98 09 cc 48 c7 c7 d3 38 8d 8d e8 95
RSP: 0018:ffffc900118df0a8 EFLAGS: 00010046
RAX: 000000000000003b RBX: 00000000ffffffff RCX: 93e42f3511aefb00
RDX: 0000000040000000 RSI: 00000000ffffffff RDI: ffffffff8fb0cb60
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff5200231bdc5 R12: ffffffff9637c608
R13: ffffffff93477230 R14: ffff888039a29ec0 R15: 000000000000003a
FS: 00007f8fdf4066c0(0000) GS:ffff888125dab000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f21595cda08 CR3: 000000003c950000 CR4: 00000000003526f0
Call Trace:
check_irq_usage kernel/locking/lockdep.c:-1 [inline]
check_prev_add kernel/locking/lockdep.c:3171 [inline]
check_prevs_add kernel/locking/lockdep.c:3286 [inline]
validate_chain kernel/locking/lockdep.c:3910 [inline]
__lock_acquire+0x2570/0x2d10 kernel/locking/lockdep.c:5239
lock_acquire+0x106/0x350 kernel/locking/lockdep.c:5870
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:132 [inline]
_raw_spin_lock_irqsave+0x40/0x60 kernel/locking/spinlock.c:166
debug_object_deactivate+0x9a/0x250 lib/debugobjects.c:890
debug_hrtimer_deactivate kernel/time/hrtimer.c:490 [inline]
remove_and_enqueue_same_base kernel/time/hrtimer.c:1252 [inline]
__hrtimer_start_range_ns kernel/time/hrtimer.c:1402 [inline]
hrtimer_start_range_ns_common+0x3f7/0xba0 kernel/time/hrtimer.c:1481
hrtimer_start_range_ns+0x111/0x3f0 kernel/time/hrtimer.c:1503
hrtimer_start include/linux/hrtimer.h:223 [inline]
hrtick_cond_restart kernel/sched/core.c:928 [inline]
hrtick_schedule_exit kernel/sched/core.c:990 [inline]
finish_lock_switch kernel/sched/core.c:5132 [inline]
finish_task_switch+0x3cd/0xbe0 kernel/sched/core.c:5251
context_switch kernel/sched/core.c:5399 [inline]
__schedule+0x1701/0x5500 kernel/sched/core.c:7197
preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7521
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x14f/0x760 kernel/entry/common.c:164
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x221/0x350 kernel/locking/lockdep.c:5874
Code: ff ff ff e8 b1 4f 95 09 f7 44 24 08 00 02 00 00 0f 84 3a ff ff ff 65 48 8b 05 7b 6a f6 10 48 3b 44 24 58 75 33 fb 48 83 c4 60 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d a8 df 0f
RSP: 0018:ffffc900118df7c8 EFLAGS: 00000282
RAX: 93e42f3511aefb00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000000000001 RSI: ffffffff8d9ba002 RDI: ffffffff8baa8460
RBP: ffffffff818e01a5 R08: 0000000000000008 R09: ffffffff95caf7a0
R10: 00000000b791c584 R11: 000000004fddc5e7 R12: 0000000000000000
R13: ffff888029059938 R14: 0000000000000001 R15: 0000000000000246
touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:4033
__flush_workqueue+0x14b/0x14f0 kernel/workqueue.c:4075
drain_workqueue+0xd3/0x390 kernel/workqueue.c:4239
destroy_workqueue+0xbb/0xc60 kernel/workqueue.c:6047
ceph_osdc_stop+0x46/0x3d0 net/ceph/osd_client.c:5271
ceph_destroy_client+0x69/0x180 net/ceph/ceph_common.c:766
destroy_fs_client+0x192/0x2c0 fs/ceph/super.c:900
ceph_kill_sb+0x6ad/0x9c0 fs/ceph/super.c:1597
deactivate_locked_super+0xbc/0x130 fs/super.c:476
ceph_get_tree+0x9e7/0x19e0 fs/ceph/super.c:1370
vfs_get_tree+0x92/0x2a0 fs/super.c:1753
vfs_cmd_create+0xa2/0x200 fs/fsopen.c:231
__do_sys_fsconfig fs/fsopen.c:463 [inline]
__se_sys_fsconfig+0x6cf/0x820 fs/fsopen.c:350
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8fdfdace59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8fdf406028 EFLAGS: 00000246 ORIG_RAX: 00000000000001af
RAX: ffffffffffffffda RBX: 00007f8fe0025fa0 RCX: 00007f8fdfdace59
RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003
RBP: 00007f8fdfe42d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8fe0026038 R14: 00007f8fe0025fa0 R15: 00007ffc51a40d28
----------------
Code disassembly (best guess):
0: 90 nop
1: 90 nop
2: 90 nop
3: 90 nop
4: 90 nop
5: 90 nop
6: 90 nop
7: 90 nop
8: 55 push %rbp
9: 53 push %rbx
a: 89 fb mov %edi,%ebx
c: e8 37 1a 12 03 call 0x3121a48
11: 89 c5 mov %eax,%ebp
13: e8 b0 89 ff ff call 0xffff89c8
18: 85 ed test %ebp,%ebp
1a: 74 13 je 0x2f
1c: 83 fb ff cmp $0xffffffff,%ebx
1f: 74 16 je 0x37
21: 48 8d 3d 10 8b 0f 0e lea 0xe0f8b10(%rip),%rdi # 0xe0f8b38
28: 89 de mov %ebx,%esi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 5b pop %rbx
30: 5d pop %rbp
31: e9 42 bc 98 09 jmp 0x998bc78
36: cc int3
37: 48 c7 c7 d3 38 8d 8d mov $0xffffffff8d8d38d3,%rdi
3e: e8 .byte 0xe8
3f: 95 xchg %eax,%ebp
final repro crashed as (corrupted=false):
Increase LOCKDEP_CIRCULAR_QUEUE_BITS to avoid this warning:
------------[ cut here ]------------
lockdep bfs error:-1
WARNING: kernel/locking/lockdep.c:2061 at print_bfs_bug+0x20/0x40 kernel/locking/lockdep.c:2061, CPU#1: syz.1.1657/14159
Modules linked in:
CPU: 1 UID: 0 PID: 14159 Comm: syz.1.1657 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:print_bfs_bug+0x22/0x40 kernel/locking/lockdep.c:2061
Code: 90 90 90 90 90 90 90 90 55 53 89 fb e8 37 1a 12 03 89 c5 e8 b0 89 ff ff 85 ed 74 13 83 fb ff 74 16 48 8d 3d 10 8b 0f 0e 89 de <67> 48 0f b9 3a 5b 5d e9 42 bc 98 09 cc 48 c7 c7 d3 38 8d 8d e8 95
RSP: 0018:ffffc900118df0a8 EFLAGS: 00010046
RAX: 000000000000003b RBX: 00000000ffffffff RCX: 93e42f3511aefb00
RDX: 0000000040000000 RSI: 00000000ffffffff RDI: ffffffff8fb0cb60
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff5200231bdc5 R12: ffffffff9637c608
R13: ffffffff93477230 R14: ffff888039a29ec0 R15: 000000000000003a
FS: 00007f8fdf4066c0(0000) GS:ffff888125dab000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f21595cda08 CR3: 000000003c950000 CR4: 00000000003526f0
Call Trace:
check_irq_usage kernel/locking/lockdep.c:-1 [inline]
check_prev_add kernel/locking/lockdep.c:3171 [inline]
check_prevs_add kernel/locking/lockdep.c:3286 [inline]
validate_chain kernel/locking/lockdep.c:3910 [inline]
__lock_acquire+0x2570/0x2d10 kernel/locking/lockdep.c:5239
lock_acquire+0x106/0x350 kernel/locking/lockdep.c:5870
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:132 [inline]
_raw_spin_lock_irqsave+0x40/0x60 kernel/locking/spinlock.c:166
debug_object_deactivate+0x9a/0x250 lib/debugobjects.c:890
debug_hrtimer_deactivate kernel/time/hrtimer.c:490 [inline]
remove_and_enqueue_same_base kernel/time/hrtimer.c:1252 [inline]
__hrtimer_start_range_ns kernel/time/hrtimer.c:1402 [inline]
hrtimer_start_range_ns_common+0x3f7/0xba0 kernel/time/hrtimer.c:1481
hrtimer_start_range_ns+0x111/0x3f0 kernel/time/hrtimer.c:1503
hrtimer_start include/linux/hrtimer.h:223 [inline]
hrtick_cond_restart kernel/sched/core.c:928 [inline]
hrtick_schedule_exit kernel/sched/core.c:990 [inline]
finish_lock_switch kernel/sched/core.c:5132 [inline]
finish_task_switch+0x3cd/0xbe0 kernel/sched/core.c:5251
context_switch kernel/sched/core.c:5399 [inline]
__schedule+0x1701/0x5500 kernel/sched/core.c:7197
preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7521
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x14f/0x760 kernel/entry/common.c:164
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x221/0x350 kernel/locking/lockdep.c:5874
Code: ff ff ff e8 b1 4f 95 09 f7 44 24 08 00 02 00 00 0f 84 3a ff ff ff 65 48 8b 05 7b 6a f6 10 48 3b 44 24 58 75 33 fb 48 83 c4 60 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d a8 df 0f
RSP: 0018:ffffc900118df7c8 EFLAGS: 00000282
RAX: 93e42f3511aefb00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000000000001 RSI: ffffffff8d9ba002 RDI: ffffffff8baa8460
RBP: ffffffff818e01a5 R08: 0000000000000008 R09: ffffffff95caf7a0
R10: 00000000b791c584 R11: 000000004fddc5e7 R12: 0000000000000000
R13: ffff888029059938 R14: 0000000000000001 R15: 0000000000000246
touch_wq_lockdep_map+0xcb/0x180 kernel/workqueue.c:4033
__flush_workqueue+0x14b/0x14f0 kernel/workqueue.c:4075
drain_workqueue+0xd3/0x390 kernel/workqueue.c:4239
destroy_workqueue+0xbb/0xc60 kernel/workqueue.c:6047
ceph_osdc_stop+0x46/0x3d0 net/ceph/osd_client.c:5271
ceph_destroy_client+0x69/0x180 net/ceph/ceph_common.c:766
destroy_fs_client+0x192/0x2c0 fs/ceph/super.c:900
ceph_kill_sb+0x6ad/0x9c0 fs/ceph/super.c:1597
deactivate_locked_super+0xbc/0x130 fs/super.c:476
ceph_get_tree+0x9e7/0x19e0 fs/ceph/super.c:1370
vfs_get_tree+0x92/0x2a0 fs/super.c:1753
vfs_cmd_create+0xa2/0x200 fs/fsopen.c:231
__do_sys_fsconfig fs/fsopen.c:463 [inline]
__se_sys_fsconfig+0x6cf/0x820 fs/fsopen.c:350
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8fdfdace59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8fdf406028 EFLAGS: 00000246 ORIG_RAX: 00000000000001af
RAX: ffffffffffffffda RBX: 00007f8fe0025fa0 RCX: 00007f8fdfdace59
RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003
RBP: 00007f8fdfe42d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8fe0026038 R14: 00007f8fe0025fa0 R15: 00007ffc51a40d28
----------------
Code disassembly (best guess):
0: 90 nop
1: 90 nop
2: 90 nop
3: 90 nop
4: 90 nop
5: 90 nop
6: 90 nop
7: 90 nop
8: 55 push %rbp
9: 53 push %rbx
a: 89 fb mov %edi,%ebx
c: e8 37 1a 12 03 call 0x3121a48
11: 89 c5 mov %eax,%ebp
13: e8 b0 89 ff ff call 0xffff89c8
18: 85 ed test %ebp,%ebp
1a: 74 13 je 0x2f
1c: 83 fb ff cmp $0xffffffff,%ebx
1f: 74 16 je 0x37
21: 48 8d 3d 10 8b 0f 0e lea 0xe0f8b10(%rip),%rdi # 0xe0f8b38
28: 89 de mov %ebx,%esi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 5b pop %rbx
30: 5d pop %rbp
31: e9 42 bc 98 09 jmp 0x998bc78
36: cc int3
37: 48 c7 c7 d3 38 8d 8d mov $0xffffffff8d8d38d3,%rdi
3e: e8 .byte 0xe8
3f: 95 xchg %eax,%ebp