Extracting prog: 27.249086006s
Minimizing prog: 13m35.522532273s
Simplifying prog options: 0s
Extracting C: 35.509941488s
Simplifying C: 4m51.069696121s


extracting reproducer from 60 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: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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-process_vm_writev-openat$nullb-ioctl$FS_IOC_SETFLAGS-syz_init_net_socket$802154_dgram-bind$802154_dgram-ioctl$BLKRRPART
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
process_vm_writev(r5, &(0x7f0000001c80)=[{&(0x7f0000001bc0)=""/156, 0x9c}], 0x1, &(0x7f0000001d80)=[{&(0x7f0000001cc0)=""/116, 0x20001c34}], 0x1, 0x0)
r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r6, 0x40081271, &(0x7f0000000980)=0x4000)
r7 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
bind$802154_dgram(r7, &(0x7f0000000140)={0x24, @short={0x2, 0x0, 0xaaa3}}, 0x14)
ioctl$BLKRRPART(r6, 0x125f, 0x0)

program crashed: kernel BUG in mpage_readahead
single: successfully extracted reproducer
found reproducer with 17 syscalls
minimizing guilty program
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-process_vm_writev-openat$nullb-ioctl$FS_IOC_SETFLAGS-syz_init_net_socket$802154_dgram-bind$802154_dgram
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
process_vm_writev(r5, &(0x7f0000001c80)=[{&(0x7f0000001bc0)=""/156, 0x9c}], 0x1, &(0x7f0000001d80)=[{&(0x7f0000001cc0)=""/116, 0x20001c34}], 0x1, 0x0)
r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r6, 0x40081271, &(0x7f0000000980)=0x4000)
r7 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
bind$802154_dgram(r7, &(0x7f0000000140)={0x24, @short={0x2, 0x0, 0xaaa3}}, 0x14)

program crashed: kernel BUG in mpage_readahead
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-process_vm_writev-openat$nullb-ioctl$FS_IOC_SETFLAGS-syz_init_net_socket$802154_dgram
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
process_vm_writev(r5, &(0x7f0000001c80)=[{&(0x7f0000001bc0)=""/156, 0x9c}], 0x1, &(0x7f0000001d80)=[{&(0x7f0000001cc0)=""/116, 0x20001c34}], 0x1, 0x0)
r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r6, 0x40081271, &(0x7f0000000980)=0x4000)
syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)

program crashed: kernel BUG in mpage_readahead
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-process_vm_writev-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
process_vm_writev(r5, &(0x7f0000001c80)=[{&(0x7f0000001bc0)=""/156, 0x9c}], 0x1, &(0x7f0000001d80)=[{&(0x7f0000001cc0)=""/116, 0x20001c34}], 0x1, 0x0)
r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r6, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-process_vm_writev-openat$nullb
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
process_vm_writev(r5, &(0x7f0000001c80)=[{&(0x7f0000001bc0)=""/156, 0x9c}], 0x1, &(0x7f0000001d80)=[{&(0x7f0000001cc0)=""/116, 0x20001c34}], 0x1, 0x0)
openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)

program did not crash
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-process_vm_writev-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
process_vm_writev(r5, &(0x7f0000001c80)=[{&(0x7f0000001bc0)=""/156, 0x9c}], 0x1, &(0x7f0000001d80)=[{&(0x7f0000001cc0)=""/116, 0x20001c34}], 0x1, 0x0)
ioctl$FS_IOC_SETFLAGS(0xffffffffffffffff, 0x40081271, &(0x7f0000000980)=0x4000)

program did not crash
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-syz_clone-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r5, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in mpage_readahead
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-mremap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r5, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-madvise-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x2)
r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r5, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-setsockopt$SO_BINDTODEVICE-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='dvmrp0\x00', 0x10)
r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r5, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-accept$phonet_pipe-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
accept$phonet_pipe(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x10)
r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r4, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000840)={'dummy0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000001200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=@newqdisc={0x60, 0x24, 0x4ee4e6a52ff56541, 0x2000000, 0xfffffffe, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}, {0x9}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x30, 0x2, {{}, [@TCA_NETEM_RATE={0x14, 0xd}]}}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r4, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-ioctl$sock_SIOCGIFINDEX-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000840)={'dummy0\x00'})
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r2, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-socket$inet6_udp-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$inet6_udp(0xa, 0x2, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-socket$nl_route-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {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$nullb-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r0, 0x40081271, &(0x7f0000000980)=0x4000)

program did not crash
testing program (duration=31.271333131s, {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}}): mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, 0xffffffffffffffff, 0x0)
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r0, 0x40081271, &(0x7f0000000980)=0x4000)

program did not crash
testing program (duration=31.271333131s, {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$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, 0x0, 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program did not crash
testing program (duration=31.271333131s, {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$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, 0x0, 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program did not crash
testing program (duration=31.271333131s, {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$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=31.271333131s, {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$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
simplifying C reproducer
testing compiled C program (duration=31.271333131s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=31.271333131s, {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}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program did not crash
testing compiled C program (duration=31.271333131s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program did not crash
testing compiled C program (duration=31.271333131s, {Threaded:false 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}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=31.271333131s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=31.271333131s, {Threaded:false 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}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=31.271333131s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=31.271333131s, {Threaded:false 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}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
program crashed: kernel BUG in __filemap_add_folio
testing program (duration=31.271333131s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
testing program (duration=31.271333131s, {Threaded:false 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}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
testing program (duration=31.271333131s, {Threaded:false 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}}): openat$nullb-mmap-openat$nullb-ioctl$FS_IOC_SETFLAGS
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0xa4242, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r0, 0x0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x121003, 0x0)
ioctl$FS_IOC_SETFLAGS(r1, 0x40081271, &(0x7f0000000980)=0x4000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
reproducing took 21m46.339522606s
repro crashed as (corrupted=false):
 vfs_getattr fs/stat.c:259 [inline]
 vfs_fstat+0x4b/0xe0 fs/stat.c:281
 __do_sys_newfstat+0x87/0x100 fs/stat.c:555
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:858!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 6423 Comm: syz.1.289 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__filemap_add_folio+0xf29/0x11b0 mm/filemap.c:858
Code: 9d c6 ff 48 c7 c6 c0 ec 99 8b 4c 89 ef e8 ef 6d 11 00 90 0f 0b e8 07 9d c6 ff 48 c7 c6 20 ed 99 8b 4c 89 ef e8 d8 6d 11 00 90 <0f> 0b e8 f0 9c c6 ff 90 0f 0b 90 e9 1c fc ff ff e8 e2 9c c6 ff 48
RSP: 0018:ffffc900038bf840 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888022fac980 RSI: ffffffff81f846c8 RDI: ffff888022face04
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90887cd7 R11: 0000000000000001 R12: 0000000000000002
R13: ffffea000142ff00 R14: 0000000000000000 R15: 0000000000000000
FS:  000055557de41500(0000) GS:ffff8880d69fd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000080 CR3: 000000001294b000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x19a/0x610 mm/filemap.c:966
 ra_alloc_folio mm/readahead.c:453 [inline]
 page_cache_ra_order+0x637/0xed0 mm/readahead.c:512
 do_sync_mmap_readahead mm/filemap.c:3400 [inline]
 filemap_fault+0x16ac/0x29d0 mm/filemap.c:3549
 __do_fault+0x10d/0x490 mm/memory.c:5320
 do_shared_fault mm/memory.c:5819 [inline]
 do_fault+0x302/0x1ad0 mm/memory.c:5893
 do_pte_missing mm/memory.c:4401 [inline]
 handle_pte_fault mm/memory.c:6273 [inline]
 __handle_mm_fault+0x1919/0x2bb0 mm/memory.c:6411
 handle_mm_fault+0x3fe/0xad0 mm/memory.c:6580
 do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1476 [inline]
 exc_page_fault+0x64/0xc0 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f0ec5158b88
Code: 66 89 74 17 02 88 0f c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5 fa 7f 4c 17 f0 c3 0f 1f 44 00 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 62 e1 fe 28 6f 54 16 ff 62 e1 fe 28 6f
RSP: 002b:00007ffd8ca030d8 EFLAGS: 00010202
RAX: 0000200000000080 RBX: 0000000000000004 RCX: 0030626c6c756e2f
RDX: 000000000000000c RSI: 6c756e2f7665642f RDI: 0000200000000080
RBP: 0000000000000000 R08: 0000001b2d920000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007f0ec53e5fac
R13: 00007f0ec53e5fa0 R14: fffffffffffffffe R15: 0000000000000006
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xf29/0x11b0 mm/filemap.c:858
Code: 9d c6 ff 48 c7 c6 c0 ec 99 8b 4c 89 ef e8 ef 6d 11 00 90 0f 0b e8 07 9d c6 ff 48 c7 c6 20 ed 99 8b 4c 89 ef e8 d8 6d 11 00 90 <0f> 0b e8 f0 9c c6 ff 90 0f 0b 90 e9 1c fc ff ff e8 e2 9c c6 ff 48
RSP: 0018:ffffc900038bf840 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888022fac980 RSI: ffffffff81f846c8 RDI: ffff888022face04
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90887cd7 R11: 0000000000000001 R12: 0000000000000002
R13: ffffea000142ff00 R14: 0000000000000000 R15: 0000000000000000
FS:  000055557de41500(0000) GS:ffff8880d68fd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c008f66000 CR3: 000000001294b000 CR4: 0000000000352ef0

final repro crashed as (corrupted=false):
 vfs_getattr fs/stat.c:259 [inline]
 vfs_fstat+0x4b/0xe0 fs/stat.c:281
 __do_sys_newfstat+0x87/0x100 fs/stat.c:555
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:858!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 6423 Comm: syz.1.289 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__filemap_add_folio+0xf29/0x11b0 mm/filemap.c:858
Code: 9d c6 ff 48 c7 c6 c0 ec 99 8b 4c 89 ef e8 ef 6d 11 00 90 0f 0b e8 07 9d c6 ff 48 c7 c6 20 ed 99 8b 4c 89 ef e8 d8 6d 11 00 90 <0f> 0b e8 f0 9c c6 ff 90 0f 0b 90 e9 1c fc ff ff e8 e2 9c c6 ff 48
RSP: 0018:ffffc900038bf840 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888022fac980 RSI: ffffffff81f846c8 RDI: ffff888022face04
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90887cd7 R11: 0000000000000001 R12: 0000000000000002
R13: ffffea000142ff00 R14: 0000000000000000 R15: 0000000000000000
FS:  000055557de41500(0000) GS:ffff8880d69fd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000080 CR3: 000000001294b000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x19a/0x610 mm/filemap.c:966
 ra_alloc_folio mm/readahead.c:453 [inline]
 page_cache_ra_order+0x637/0xed0 mm/readahead.c:512
 do_sync_mmap_readahead mm/filemap.c:3400 [inline]
 filemap_fault+0x16ac/0x29d0 mm/filemap.c:3549
 __do_fault+0x10d/0x490 mm/memory.c:5320
 do_shared_fault mm/memory.c:5819 [inline]
 do_fault+0x302/0x1ad0 mm/memory.c:5893
 do_pte_missing mm/memory.c:4401 [inline]
 handle_pte_fault mm/memory.c:6273 [inline]
 __handle_mm_fault+0x1919/0x2bb0 mm/memory.c:6411
 handle_mm_fault+0x3fe/0xad0 mm/memory.c:6580
 do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1476 [inline]
 exc_page_fault+0x64/0xc0 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f0ec5158b88
Code: 66 89 74 17 02 88 0f c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5 fa 7f 4c 17 f0 c3 0f 1f 44 00 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 62 e1 fe 28 6f 54 16 ff 62 e1 fe 28 6f
RSP: 002b:00007ffd8ca030d8 EFLAGS: 00010202
RAX: 0000200000000080 RBX: 0000000000000004 RCX: 0030626c6c756e2f
RDX: 000000000000000c RSI: 6c756e2f7665642f RDI: 0000200000000080
RBP: 0000000000000000 R08: 0000001b2d920000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007f0ec53e5fac
R13: 00007f0ec53e5fa0 R14: fffffffffffffffe R15: 0000000000000006
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xf29/0x11b0 mm/filemap.c:858
Code: 9d c6 ff 48 c7 c6 c0 ec 99 8b 4c 89 ef e8 ef 6d 11 00 90 0f 0b e8 07 9d c6 ff 48 c7 c6 20 ed 99 8b 4c 89 ef e8 d8 6d 11 00 90 <0f> 0b e8 f0 9c c6 ff 90 0f 0b 90 e9 1c fc ff ff e8 e2 9c c6 ff 48
RSP: 0018:ffffc900038bf840 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888022fac980 RSI: ffffffff81f846c8 RDI: ffff888022face04
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90887cd7 R11: 0000000000000001 R12: 0000000000000002
R13: ffffea000142ff00 R14: 0000000000000000 R15: 0000000000000000
FS:  000055557de41500(0000) GS:ffff8880d68fd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c008f66000 CR3: 000000001294b000 CR4: 0000000000352ef0