Extracting prog: 1m10.456556685s
Minimizing prog: 7m5.224214564s
Simplifying prog options: 0s
Extracting C: 24.343504445s
Simplifying C: 3m43.822073096s


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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program crashed: WARNING in r1buf_pool_alloc
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
ioctl$SET_ARRAY_INFO(0xffffffffffffffff, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(0xffffffffffffffff, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(0xffffffffffffffff, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(0xffffffffffffffff, 0x400c0930, 0x0)

program did not crash
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}}): openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, 0x0, 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, 0x0, 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, 0x0)
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, 0x0)
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, 0x0)
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program did not crash
extracting C reproducer
testing compiled C 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
simplifying C reproducer
testing compiled C program (duration=30s, {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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing compiled C program (duration=30s, {Threaded:false 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
program crashed: WARNING in r1buf_pool_alloc
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program crashed: WARNING in r1buf_pool_alloc
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program crashed: WARNING in r1buf_pool_alloc
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mknodat$md-openat$md_node-ioctl$SET_ARRAY_INFO-ioctl$ADD_NEW_DISK-ioctl$ADD_NEW_DISK-ioctl$RUN_ARRAY
detailed listing:
executing program 0:
mknodat$md(0xffffffffffffff9c, &(0x7f0000000200)='./md0\x00', 0x6180, 0x0)
r0 = openat$md_node(0xffffffffffffff9c, &(0x7f0000000240)='./md0\x00', 0x2, 0x0)
ioctl$SET_ARRAY_INFO(r0, 0x40480923, &(0x7f0000000000)={0x0, 0x5a, 0x0, 0x0, 0x1, 0x20800, 0x0, 0x8002, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x6000})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000300)={0x0, {0x1, 0x0}, 0x0, 0x6})
ioctl$ADD_NEW_DISK(r0, 0x40140921, &(0x7f0000000340)={0x4, {0x1, 0x1}, 0x2, 0x6})
ioctl$RUN_ARRAY(r0, 0x400c0930, 0x0)

program crashed: WARNING in r1buf_pool_alloc
validation run: crashed=true
reproducing took 14m18.39208145s
repro crashed as (corrupted=false):
md: resync of RAID array md0
------------[ cut here ]------------
1
WARNING: mm/slub.c:5459 at ___kmalloc_large_node+0x132/0x170 mm/slub.c:5459, CPU#2: md0_resync/6011
Modules linked in:
CPU: 2 UID: 0 PID: 6011 Comm: md0_resync Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:___kmalloc_large_node+0x132/0x170 mm/slub.c:5459
Code: db 0f 85 66 ff ff ff 45 31 e4 eb cb 48 81 ff 00 00 40 00 0f 86 07 ff ff ff 80 3d 51 7d d6 0f 00 75 0b c6 05 48 7d d6 0f 01 90 <0f> 0b 90 48 83 c4 08 31 c0 5b 5d 41 5c 41 5d 41 5e c3 cc cc cc cc
RSP: 0018:ffffc90003cf7608 EFLAGS: 00010246
RAX: ffffffff88996c0e RBX: 0000000000880220 RCX: 0000000000000000
RDX: 00000000ffffffff RSI: 0000000000000cc0 RDI: 0000000000880220
RBP: 0000000000000cc0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffed100c6b000e R11: 0000000000000000 R12: 0000000000000cc0
R13: 00000000ffffffff R14: 0000000000880220 R15: ffffed10048c1435
FS:  0000000000000000(0000) GS:ffff8880d466c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055559223fa28 CR3: 000000000fd98000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:5502
 __do_kmalloc_node mm/slub.c:5519 [inline]
 __kmalloc_noprof+0x5a3/0x840 mm/slub.c:5556
 _kmalloc_noprof include/linux/slab.h:995 [inline]
 r1buf_pool_alloc+0xfe/0xd90 drivers/md/raid1.c:181
 mempool_init_node+0x2f7/0x6f0 mm/mempool.c:272
 mempool_init_noprof+0x3a/0x50 mm/mempool.c:302
 init_resync drivers/md/raid1.c:2684 [inline]
 raid1_sync_request+0x1f5e/0x2ff0 drivers/md/raid1.c:2734
 md_do_sync.cold+0xf79/0x2946 drivers/md/md.c:9962
 md_thread+0x550/0x5d0 drivers/md/md.c:8732
 kthread+0x373/0x450 kernel/kthread.c:436
 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

final repro crashed as (corrupted=false):
md: resync of RAID array md0
------------[ cut here ]------------
1
WARNING: mm/slub.c:5459 at ___kmalloc_large_node+0x132/0x170 mm/slub.c:5459, CPU#2: md0_resync/6011
Modules linked in:
CPU: 2 UID: 0 PID: 6011 Comm: md0_resync Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:___kmalloc_large_node+0x132/0x170 mm/slub.c:5459
Code: db 0f 85 66 ff ff ff 45 31 e4 eb cb 48 81 ff 00 00 40 00 0f 86 07 ff ff ff 80 3d 51 7d d6 0f 00 75 0b c6 05 48 7d d6 0f 01 90 <0f> 0b 90 48 83 c4 08 31 c0 5b 5d 41 5c 41 5d 41 5e c3 cc cc cc cc
RSP: 0018:ffffc90003cf7608 EFLAGS: 00010246
RAX: ffffffff88996c0e RBX: 0000000000880220 RCX: 0000000000000000
RDX: 00000000ffffffff RSI: 0000000000000cc0 RDI: 0000000000880220
RBP: 0000000000000cc0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffed100c6b000e R11: 0000000000000000 R12: 0000000000000cc0
R13: 00000000ffffffff R14: 0000000000880220 R15: ffffed10048c1435
FS:  0000000000000000(0000) GS:ffff8880d466c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055559223fa28 CR3: 000000000fd98000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:5502
 __do_kmalloc_node mm/slub.c:5519 [inline]
 __kmalloc_noprof+0x5a3/0x840 mm/slub.c:5556
 _kmalloc_noprof include/linux/slab.h:995 [inline]
 r1buf_pool_alloc+0xfe/0xd90 drivers/md/raid1.c:181
 mempool_init_node+0x2f7/0x6f0 mm/mempool.c:272
 mempool_init_noprof+0x3a/0x50 mm/mempool.c:302
 init_resync drivers/md/raid1.c:2684 [inline]
 raid1_sync_request+0x1f5e/0x2ff0 drivers/md/raid1.c:2734
 md_do_sync.cold+0xf79/0x2946 drivers/md/md.c:9962
 md_thread+0x550/0x5d0 drivers/md/md.c:8732
 kthread+0x373/0x450 kernel/kthread.c:436
 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>