Extracting prog: 2m4.29893871s
Minimizing prog: 21m0.523934783s
Simplifying prog options: 5m55.445507369s
Extracting C: 1m41.748818114s
Simplifying C: 0s


extracting reproducer from 37 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in __htab_map_lookup_and_delete_batch
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, 0x0, 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, 0x0, &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), 0x0, 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program did not crash
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
program crashed: Internal error in sys_mount
a never seen crash title: Internal error in sys_mount, ignore
simplifying guilty program options
testing program (duration=45.181297116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in sys_mount
a never seen crash title: Internal error in sys_mount, ignore
testing program (duration=45.181297116s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false 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}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in sys_mount
a never seen crash title: Internal error in sys_mount, ignore
testing program (duration=45.181297116s, {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}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in __htab_map_lookup_and_delete_batch
extracting C reproducer
testing compiled C program (duration=45.181297116s, {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}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
program crashed: Internal error in sys_mount
a never seen crash title: Internal error in sys_mount, ignore
testing program (duration=45.181297116s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in __htab_map_lookup_and_delete_batch
validation run: crashed=true
testing program (duration=45.181297116s, {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}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in __htab_map_lookup_and_delete_batch
validation run: crashed=true
testing program (duration=45.181297116s, {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}}): bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-mprotect-bpf$MAP_LOOKUP_BATCH
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000060000000800000008"], 0x50)
bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040), &(0x7f00000004c0), 0xce, r0}, 0x38)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
bpf$MAP_LOOKUP_BATCH(0x18, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0}, 0x38)

program crashed: Internal error in __htab_map_lookup_and_delete_batch
validation run: crashed=true
reproducing took 31m59.144067608s
repro crashed as (corrupted=false):
Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4220 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : __htab_map_lookup_and_delete_batch+0x2d0/0x177c kernel/bpf/hashtab.c:1639
lr : __htab_map_lookup_and_delete_batch+0x2a4/0x177c kernel/bpf/hashtab.c:1639
sp : ffff80001fe47920
x29: ffff80001fe47b20 x28: 0000000000000000 x27: 00000000200003a0
x26: ffff0000d5e5b000 x25: ffff80001fe47c40 x24: ffff80001fe47ac0
x23: 1ffff00003fc8f58 x22: 00000000200003a0 x21: 00000000fffffff2
x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff80000859c014 x15: 0000000000000023
x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000000000000 x9 : 00000000200003a0
x8 : 0000ffffffffffff x7 : ffff800008750ed4 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 __htab_map_lookup_and_delete_batch+0x2d0/0x177c kernel/bpf/hashtab.c:1639
 htab_map_lookup_batch+0x40/0x54 kernel/bpf/hashtab.c:1842
 bpf_map_do_batch+0x260/0x530 kernel/bpf/syscall.c:4233
 __sys_bpf+0x368/0x5f0 kernel/bpf/syscall.c:-1
 __do_sys_bpf kernel/bpf/syscall.c:4755 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4753 [inline]
 __arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:4753
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: ea28037f 9a9f02c9 d503229f b8000935 (2a1503e1) 
---[ end trace 520d7d050a4b683f ]---
----------------
Code disassembly (best guess):
   0:	ea28037f 	bics	xzr, x27, x8
   4:	9a9f02c9 	csel	x9, x22, xzr, eq	// eq = none
   8:	d503229f 	csdb
   c:	b8000935 	sttr	w21, [x9]
* 10:	2a1503e1 	mov	w1, w21 <-- trapping instruction

final repro crashed as (corrupted=false):
Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4220 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : __htab_map_lookup_and_delete_batch+0x2d0/0x177c kernel/bpf/hashtab.c:1639
lr : __htab_map_lookup_and_delete_batch+0x2a4/0x177c kernel/bpf/hashtab.c:1639
sp : ffff80001fe47920
x29: ffff80001fe47b20 x28: 0000000000000000 x27: 00000000200003a0
x26: ffff0000d5e5b000 x25: ffff80001fe47c40 x24: ffff80001fe47ac0
x23: 1ffff00003fc8f58 x22: 00000000200003a0 x21: 00000000fffffff2
x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff80000859c014 x15: 0000000000000023
x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000000000000 x9 : 00000000200003a0
x8 : 0000ffffffffffff x7 : ffff800008750ed4 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 __htab_map_lookup_and_delete_batch+0x2d0/0x177c kernel/bpf/hashtab.c:1639
 htab_map_lookup_batch+0x40/0x54 kernel/bpf/hashtab.c:1842
 bpf_map_do_batch+0x260/0x530 kernel/bpf/syscall.c:4233
 __sys_bpf+0x368/0x5f0 kernel/bpf/syscall.c:-1
 __do_sys_bpf kernel/bpf/syscall.c:4755 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4753 [inline]
 __arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:4753
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: ea28037f 9a9f02c9 d503229f b8000935 (2a1503e1) 
---[ end trace 520d7d050a4b683f ]---
----------------
Code disassembly (best guess):
   0:	ea28037f 	bics	xzr, x27, x8
   4:	9a9f02c9 	csel	x9, x22, xzr, eq	// eq = none
   8:	d503229f 	csdb
   c:	b8000935 	sttr	w21, [x9]
* 10:	2a1503e1 	mov	w1, w21 <-- trapping instruction