Extracting prog: 54m31.756804739s
Minimizing prog: 40m27.872137542s
Simplifying prog options: 0s
Extracting C: 1m31.351177928s
Simplifying C: 9m7.397565038s


extracting reproducer from 30 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}}): mkdirat-mount-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
single: failed to extract reproducer
bisect: bisecting 30 programs with base timeout 30s
testing program (duration=37s, {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}}): [24, 19, 11, 8, 8, 3, 5, 20, 17, 10, 2, 8, 13, 21, 11, 8, 4, 27, 21, 4, 16, 6, 2, 6, 8, 17, 11, 11, 7, 27]
detailed listing:
executing program 4:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, 0x0)
r3 = socket(0x1e, 0x4, 0x0)
r4 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
bind(r4, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0xb, 0x0, 0x4, {0xa, 0x4e24, 0x2f2, @rand_addr=' \x01\x00', 0x6}}}, 0x80)
getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
setns(0xc9, 0x0)
socket$netlink(0x10, 0x3, 0x0)
r5 = socket$kcm(0x2, 0x3, 0x106)
socket$inet_tcp(0x2, 0x1, 0x0)
sendmsg$inet(r5, &(0x7f0000000040)={&(0x7f0000000380)={0x2, 0x0, @remote}, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)="fbd2b9ed29d8974a6ce75f08916ac3b4da11bc1a", 0xffeb}], 0x1}, 0x0)
executing program 4:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, &(0x7f0000000000)=0x3)
getsockopt$TIPC_IMPORTANCE(0xffffffffffffffff, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r3 = socket$netlink(0x10, 0x3, 0x0)
sendmsg$nl_generic(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400000042000501"], 0x14}}, 0x44014)
recvmmsg(r3, &(0x7f0000003900)=[{{0x0, 0x0, 0x0}}], 0x1, 0x102, 0x0)
executing program 3:
listen(0xffffffffffffffff, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
listen(r0, 0x220c)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
listen(r1, 0x3)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/class/net/bridge0/bridge/stp_state\x00', 0x1, 0x0)
capset(&(0x7f0000000040)={0x39900612}, &(0x7f0000000080)={0x0, 0x0, 0x1, 0x7e, 0xfffffffe, 0x10000})
write(r2, &(0x7f0000000240)='1', 0x1)
executing program 3:
r0 = gettid()
timer_create(0x1, &(0x7f0000000800)={0x0, 0x21, 0x4, @tid=r0}, &(0x7f0000000000))
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0)
r1 = mq_open(&(0x7f0000000480)='!sel\x00\x00\x00\x10\x00\x00\x00\x00\xd7\\P\xc1\xde.O\xcb]0y\x00\x00\x00\x00\x00\x00\x00\x00', 0x6e93ebbbcc0884f2, 0x196, &(0x7f0000000440)={0x2000000000002000, 0x1, 0x56, 0x3})
mq_timedsend(r1, 0x0, 0x0, 0x3, 0x0)
mq_timedsend(r1, 0x0, 0x0, 0x9, 0x0)
executing program 0:
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = openat$sysctl(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x180)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0)
write(r2, &(0x7f0000000000)='7', 0x1)
unshare(0x50048b00)
sendfile(r1, r0, 0x0, 0x100000500)
executing program 0:
r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0)
setsockopt$sock_int(r0, 0x1, 0x3e, 0x0, 0x0)
sendmmsg$inet(r0, &(0x7f0000000c40)=[{{&(0x7f0000000040)={0x2, 0x0, @multicast2}, 0x23, 0x0}}], 0x3284b164842c97f7, 0x8014)
executing program 4:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), r0)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan1\x00'})
write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000400)={'syz0\x00', {0x8, 0x4, 0x8b, 0xfffa}, 0x1d, [0x7ffe, 0xc95a, 0x1, 0x9, 0x80, 0x2, 0x3, 0x7f, 0x6, 0x4d, 0x9, 0x5f, 0x9, 0x5, 0xffff2d37, 0xffffff01, 0x6, 0x0, 0x0, 0x6, 0x4, 0x8, 0x4, 0x3c5b, 0x20001, 0x3, 0x9, 0x1, 0x1f461e2c, 0x0, 0xe660, 0x4, 0x7, 0x101, 0x7fff, 0x1, 0x80000000, 0x4, 0x3, 0xe, 0xfffffffb, 0x71, 0xfffffff8, 0x7, 0x5, 0x0, 0x4, 0x80003e, 0x8f, 0xceb8, 0x10000006, 0x0, 0x5, 0x4, 0x8, 0x0, 0x2, 0x0, 0x5, 0x6, 0x8, 0x6, 0x1, 0x40], [0x1, 0xffff, 0x134, 0x7ffe, 0x9, 0xfffffff3, 0x129432e6, 0xcb, 0x6, 0xd, 0x2bf, 0x6c9, 0x9, 0x6, 0x3, 0x0, 0x7, 0x5, 0x0, 0xe, 0x312, 0x74, 0xea4, 0x0, 0x4, 0x4, 0x8000, 0x3, 0x400, 0x5, 0x6, 0x7, 0xff, 0x5, 0x5, 0x5f31, 0x4, 0x0, 0x2, 0x100002, 0xa, 0x4, 0x9, 0x8, 0x800, 0x6, 0x7, 0x8002, 0x1, 0xfe000000, 0xff7f, 0x2, 0x7f, 0x9, 0x2, 0xffffffff, 0x9, 0x1, 0x7, 0x80000003, 0x9, 0x48c93690, 0x42, 0x7], [0x400, 0x4, 0x0, 0x5, 0xfffffffe, 0xfffff76b, 0x8d2, 0x9, 0x5, 0x7fff, 0x0, 0x5, 0x5, 0x4, 0x5, 0x5, 0x0, 0x1ef, 0x5, 0x8, 0x83, 0x80000003, 0x80200009, 0x100003e7, 0x9, 0x5, 0x3, 0x2, 0xf38, 0x8, 0x4, 0x6d01, 0x5, 0x38, 0x800003, 0x200, 0x80, 0xf, 0xd, 0x2950bfaf, 0x1000, 0xa2, 0x207, 0x53cf697b, 0x4, 0x6, 0x9, 0x7, 0x2, 0x3, 0x7ff, 0xfffffffc, 0x2, 0x4, 0xffff, 0x0, 0x1a, 0x1c, 0x120000, 0x3, 0x8, 0x8aaed, 0x4, 0x65], [0x9, 0xbb31, 0x3, 0xb, 0x5, 0x938, 0x6, 0x6, 0x0, 0x5, 0x20000ce7, 0x1ff, 0x2, 0xf58, 0x5, 0x3, 0xfe, 0x10000, 0x6, 0x7ffe, 0x80000000, 0x200a620, 0x2, 0xc, 0x1, 0x4, 0x14c, 0x60a7, 0xe, 0x6, 0x2, 0x80000000, 0x405, 0x8, 0x5, 0xee1, 0xfffff000, 0xffff, 0x3, 0x7f, 0x104, 0x9606, 0x7, 0x2, 0x4, 0x8006, 0x1, 0x0, 0x4, 0x8, 0x30b1d693, 0xa1f, 0x8, 0x7, 0x1, 0x6c1b, 0x2, 0x4, 0xb0b2748, 0x1, 0x1, 0x200, 0xffbf2441, 0xfff]}, 0xfffffda9)
sendmsg$NL80211_CMD_FRAME(r0, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000001340)={0x0, 0x6f4}}, 0x0)
executing program 0:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, &(0x7f0000000000)=0x3)
r3 = socket(0x1e, 0x4, 0x0)
getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r4 = socket$netlink(0x10, 0x3, 0x0)
sendmsg$nl_generic(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400000042000501"], 0x14}}, 0x44014)
recvmmsg(r4, &(0x7f0000003900)=[{{0x0, 0x0, 0x0}}], 0x1, 0x102, 0x0)
executing program 4:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
getsockopt$TIPC_IMPORTANCE(0xffffffffffffffff, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r3 = socket$netlink(0x10, 0x3, 0x0)
sendmsg$nl_generic(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400000042000501"], 0x14}}, 0x44014)
recvmmsg(r3, &(0x7f0000003900)=[{{0x0, 0x0, 0x0}}], 0x1, 0x102, 0x0)
executing program 3:
clock_adjtime(0x0, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
setns(0xc9, 0x0)
r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/ptype\x00')
read$FUSE(r2, &(0x7f0000001280)={0x2020}, 0x2020)
executing program 2:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@ipv4_newroute={0x2c, 0x1a, 0x1, 0x70bd28, 0x0, {0x2, 0x20, 0x20, 0x0, 0xff, 0x0, 0x0, 0x7, 0xfeff}, [@RTA_IIF={0x8}, @RTA_DST={0x8, 0x1, @multicast1}]}, 0x2c}}, 0xea5bc50b619dd77e)
executing program 1:
ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1})
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r1=>0x0})
r2 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000600)={&(0x7f0000000840)=@newtfilter={0x87c, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x84c, 0x2, [@TCA_BASIC_POLICE={0x848, 0x4, [@TCA_POLICE_PEAKRATE={0x404, 0x3, [0x0, 0x5, 0x0, 0x2, 0x3ff, 0xd, 0xffffff81, 0xc0, 0x1, 0x2fa, 0x6, 0x4, 0x2, 0x8, 0x1ff, 0x1a7, 0xce, 0x6, 0x4, 0x7, 0x1, 0x7, 0x0, 0x8, 0x8001, 0x8001, 0x2, 0x7, 0x3, 0x8, 0x1, 0x66, 0x10000, 0x0, 0x8, 0xa3, 0x0, 0x0, 0x1, 0x0, 0xd1c8, 0x88c9, 0x1000, 0x7, 0x800, 0x8007, 0xc76, 0xdd, 0x386, 0x101, 0x5, 0xfd, 0x21, 0x66b6, 0xd4, 0x9, 0x8, 0x933, 0x10000, 0x0, 0x7, 0x7, 0x3fd, 0x8, 0x7, 0x66c53844, 0xb7, 0x5, 0x9140, 0x7fffffff, 0x401, 0x7, 0x7, 0x8, 0x9, 0xfffffffe, 0x5, 0x63, 0x9, 0x4, 0xffffff6a, 0x4, 0x401, 0x2, 0x5, 0x800, 0x5, 0x10001, 0x7, 0x6, 0x3, 0x5, 0x81, 0x3b932d, 0x8000, 0x4, 0x44c0, 0x8001, 0x5, 0x8, 0xa2e, 0xd, 0x3c8b, 0x3, 0x8001, 0x2, 0x40, 0x0, 0x0, 0x2, 0x101, 0x3ff, 0x2, 0x6, 0x7f, 0x37d8, 0x8, 0xd, 0x8, 0x3, 0x4, 0x40, 0x1, 0x22af662d, 0x7, 0x5, 0x387, 0x400, 0x81, 0x0, 0xffff, 0xa5e, 0x7ff, 0x8, 0x4, 0xf1, 0xffff, 0xa849, 0x2, 0x0, 0x400, 0x1ff, 0x6c, 0x0, 0x7b, 0x400, 0xd33c, 0x8, 0x56, 0x3, 0x800, 0x7, 0x6, 0x2, 0x4, 0x1, 0x1, 0x7, 0x7, 0x4, 0xaee, 0x5, 0x8, 0xef19, 0x7, 0x2, 0x7f, 0x5, 0x7, 0x800, 0xfff, 0x6, 0x4, 0x800, 0x800, 0x4, 0xffffffff, 0x4338, 0xb, 0x7, 0xea, 0x8, 0xffff33fd, 0x0, 0x8000, 0xa, 0x9, 0x0, 0x8, 0x30aa0000, 0x7, 0x6, 0x8, 0x60000000, 0x7f, 0x3, 0x5, 0x9, 0x5, 0xfffffffd, 0x4, 0x0, 0x9, 0xffffff91, 0x80000000, 0x1, 0x5, 0x51, 0x10, 0x7, 0x1, 0x9, 0xed, 0x1, 0xac39, 0xb, 0x6, 0x0, 0x2, 0x1, 0x0, 0x1, 0xc6, 0xfff, 0xffffffff, 0x8, 0x400, 0x2, 0x0, 0x1, 0x5, 0xb, 0x73073418, 0x2, 0x9, 0x3, 0x4, 0x40, 0x18000000, 0xa, 0x5, 0x9, 0x0, 0x2, 0xf1, 0x0, 0x3, 0x1, 0x8000, 0x1, 0x9, 0x7fffffff, 0x7, 0x5, 0x1, 0xffff2581]}, @TCA_POLICE_RATE={0x404, 0x2, [0x7, 0xfffffffe, 0x9, 0x2, 0x73b5, 0x80000000, 0x400, 0x8, 0x8000, 0x4, 0x8, 0x100, 0x217, 0x1000, 0x99, 0x6, 0x6, 0x7, 0x0, 0x7, 0x5, 0x1, 0x3, 0x4, 0xc22, 0xf14, 0x8092, 0x7, 0x10004, 0x80, 0xec, 0xeff, 0x7, 0x3, 0x2, 0x0, 0x3, 0x2, 0x4, 0x0, 0xd010, 0xffffff0b, 0x2, 0x1, 0x400, 0x0, 0x1, 0x3, 0x228, 0x29, 0x80000001, 0x7000000, 0x1, 0xffff, 0x9, 0xf, 0xd, 0x9, 0x9, 0x7, 0x7, 0x10, 0x5, 0xe7b, 0x4, 0x3, 0x7, 0x6, 0x7, 0x5, 0x4, 0x100, 0x0, 0x3, 0x9, 0x5, 0x80000001, 0x10, 0x2, 0x9, 0x9, 0x7ff, 0x401, 0x8, 0x8, 0x99c2, 0x4, 0x7, 0x61, 0xa40a, 0xc, 0x5, 0x7fff, 0x100, 0x76, 0x9, 0xc, 0xf, 0x50, 0x0, 0xffffffff, 0x3, 0x1, 0x767c, 0x6, 0x8000, 0x8, 0xd, 0x6, 0xffffffc0, 0x7, 0x101, 0x8, 0x3, 0x7066211e, 0x2, 0x6, 0x5, 0x3, 0x5, 0x8, 0x400, 0x2a4, 0xd, 0x10001, 0xfffffffa, 0x6, 0x80000000, 0x3, 0x9, 0x8, 0x0, 0x40000040, 0x2, 0xfffff801, 0x6, 0x7, 0xcc0, 0xfffffff4, 0x8, 0x5, 0x9, 0x9, 0x1, 0x17, 0x1, 0x0, 0x400, 0x9, 0x5, 0x100, 0xffff8000, 0x2, 0x6, 0x10, 0x4, 0x80, 0xfff, 0x5, 0xfffffffb, 0x8, 0x4, 0x24, 0x3, 0x0, 0x3ff, 0x4, 0xdd5, 0x7fffffff, 0x10000000, 0x4fcf, 0x1, 0xe0000000, 0x2, 0x8, 0x6, 0x4, 0x3, 0x80, 0x4, 0x8, 0x81, 0x0, 0x6, 0x5, 0x8, 0xffffff3a, 0xfffffffb, 0x8, 0x80000, 0x0, 0x9, 0x8, 0x44ca0699, 0x6, 0x3b326896, 0x495, 0x52, 0x8, 0x3, 0x1, 0x101, 0x4, 0x5, 0x2, 0x6e, 0x5, 0x40, 0x7, 0x0, 0x4, 0xd, 0x0, 0x1, 0x3, 0x5, 0xe0ae, 0x10001, 0x7, 0x4, 0xa4, 0x1000, 0xd, 0x7f, 0x864, 0xfa, 0x0, 0x81, 0x0, 0x9, 0x1, 0x0, 0x3, 0x3, 0x6, 0xd, 0x1, 0x42, 0xaa, 0x4, 0x101, 0x8, 0x7, 0x4, 0x3, 0x40, 0xfff, 0xfffffff8, 0x30000, 0xf, 0x4, 0x2, 0x9, 0x8, 0x6, 0x90000000]}, @TCA_POLICE_TBF={0x3c, 0x1, {0xfffffffd, 0x2, 0x1, 0x9, 0xef, {0x2, 0x2, 0x1, 0x7ff, 0x84cc, 0x5}, {0x2, 0x1, 0x4, 0x5, 0x1, 0x6}, 0x100, 0x2, 0x7}}]}]}}]}, 0x87c}}, 0x0)
write$tun(0xffffffffffffffff, &(0x7f0000001300)={@val={0x0, 0x60}, @val={0x0, 0x0, 0xfffc, 0x1d, 0x465, 0xfdf5}, @mpls={[], @ipv6=@tipc_packet={0x2, 0x6, "bbe525", 0x20, 0x6, 0xfe, @dev={0xfe, 0x80, '\x00', 0x27}, @loopback, {[], @payload_direct={{{{0x20, 0x0, 0x0, 0x1, 0x1, 0x8, 0x3, 0x2, 0x7, 0x0, 0x2, 0xf, 0x1, 0x3, 0x401, 0x0, 0x0, 0x4e22, 0x4e21}, 0x0, 0x4}}}}}}}, 0x56)
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)=@newqdisc={0x48, 0x24, 0x4ee4e6a52ff56541, 0x70bd26, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_htb={{0x8}, {0x1c, 0x2, [@TCA_HTB_INIT={0x18, 0x2, {0x3, 0x8, 0x4}}]}}]}, 0x48}}, 0x20040084)
r4 = socket$netlink(0x10, 0x3, 0x0)
socket$unix(0x1, 0x1, 0x0)
sendmsg$nl_route_sched(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@newqdisc={0x6c, 0x28, 0x4ee4e6a52ff56541, 0x70bd29, 0xfffffdfc, {0x0, 0x0, 0x0, 0x0, {0x4}, {0xffff}, {0xfff3, 0xfff3}}, [@qdisc_kind_options=@q_gred={{0x9}, {0x3c, 0x2, [@TCA_GRED_PARMS={0x38, 0x1, {0xc, 0x80000000, 0xe9, 0x1, 0x5, 0x7f, 0x100, 0x1ff, 0x10001, 0x9, 0x1c, 0x5, 0x14, 0xda, 0xfffffff9, 0xc}}]}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x810}, 0x0)
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
sendmsg$nl_route_sched(r5, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)=@newtfilter={0x3c, 0x2c, 0xd27, 0x70bd28, 0xfffff000, {0x0, 0x0, 0x0, r7, {0xf000, 0xffff}, {}, {0x7}}, [@filter_kind_options=@f_route={{0xa}, {0xc, 0x2, [@TCA_ROUTE4_CLASSID={0x8, 0x1, {0x0, 0xfff1}}]}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
executing program 2:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, 0x0)
r3 = socket(0x1e, 0x4, 0x0)
r4 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
bind(r4, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0xb, 0x0, 0x4, {0xa, 0x4e24, 0x2f2, @rand_addr=' \x01\x00', 0x6}}}, 0x80)
getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r5 = socket$kcm(0x2, 0x3, 0x106)
sendmsg$inet(r5, &(0x7f0000000040)={&(0x7f0000000380)={0x2, 0x0, @remote}, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)="fbd2b9ed29d8974a6ce75f08916ac3b4da11bc1a", 0xffeb}], 0x1}, 0x0)
executing program 1:
listen(0xffffffffffffffff, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
listen(r0, 0x220c)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
listen(r1, 0x3)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/class/net/bridge0/bridge/stp_state\x00', 0x1, 0x0)
capset(&(0x7f0000000040)={0x39900612}, &(0x7f0000000080)={0x0, 0x0, 0x1, 0x7e, 0xfffffffe, 0x10000})
write(r2, &(0x7f0000000240)='1', 0x1)
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000100), 0xffffffffffffffff)
recvmmsg(r0, &(0x7f0000002a80)=[{{0x0, 0x0, 0x0}, 0x263b}], 0x1, 0x40004000, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NL80211_CMD_SET_TID_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0)
syz_genetlink_get_family_id$ethtool(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newlink={0x58, 0x10, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x1}, [@IFLA_IFNAME={0x14, 0x3, 'batadv0\x00'}, @IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BATADV_ALGO_NAME={0xd, 0x1, 'BATMAN_IV'}]}}}]}, 0x58}}, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000380)=@newlink={0x3c, 0x10, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x1}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_MASTER={0x8}]}, 0x3c}}, 0x0)
executing program 1:
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0xc0802, 0x0)
ioctl$PPPIOCNEWUNIT(r0, 0xc004743e, &(0x7f00000000c0))
ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000100)=0x4)
pwritev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='\x00!E', 0x3}], 0x1, 0x0, 0x0)
executing program 4:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
openat$binfmt_format(0xffffff9c, &(0x7f0000000040)='/proc/sys/fs/binfmt_misc/syz0\x00', 0x2, 0x0)
executing program 3:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, 0x0)
r3 = socket(0x1e, 0x4, 0x0)
r4 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
bind(r4, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0xb, 0x0, 0x4, {0xa, 0x4e24, 0x2f2, @rand_addr=' \x01\x00', 0x6}}}, 0x80)
getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r5 = socket$kcm(0x2, 0x3, 0x106)
sendmsg$inet(r5, &(0x7f0000000040)={&(0x7f0000000380)={0x2, 0x0, @remote}, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)="fbd2b9ed29d8974a6ce75f08916ac3b4da11bc1a", 0xffeb}], 0x1}, 0x0)
executing program 1:
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0xc0802, 0x0)
ioctl$PPPIOCSMAXCID(r0, 0x40047451, &(0x7f0000000200)=0x8)
ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000100)=0x4)
pwritev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='\x00!E', 0x3}], 0x1, 0x0, 0x0)
executing program 1:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
close(0x3)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r3=>0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
r5 = dup(r4)
syz_ublk_setup_queues(r5, r3, &(0x7f0000000180)={0x0, 0x9436, 0x0, 0x1, 0x1f4}, &(0x7f0000000a80)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x9c7c, 0x800, 0x1000002, 0x91, 0x0, r5}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c86, 0x20, 0x3}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40040001, 0x334}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x400, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
executing program 4:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e21, @multicast1}, 0x10)
connect$inet(r0, &(0x7f0000000c80)={0x2, 0x4e21, @empty}, 0x10)
sendto$inet(r0, &(0x7f0000000340)='\x00', 0x1, 0x4c001, 0x0, 0x0)
sendto$inet(r0, 0x0, 0x0, 0x8012, 0x0, 0x0)
recvfrom$inet(r0, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0xc9100120, 0x0, 0xfffffffffffffd25)
executing program 2:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@ipv4_newroute={0x2c, 0x1a, 0x1, 0x70bd28, 0x0, {0x2, 0x20, 0x20, 0x0, 0xff, 0x0, 0x0, 0x7, 0xfeff}, [@RTA_IIF={0x8}, @RTA_DST={0x8, 0x1, @multicast1}]}, 0x2c}}, 0xea5bc50b619dd77e)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0)
syz_mount_image$fuse(0x0, &(0x7f0000000000)='./bus\x00', 0x300f401, 0x0, 0x2, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000200)='./bus\x00', &(0x7f0000000440), 0x8, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@userxattr}]})
chdir(&(0x7f00000003c0)='./bus\x00')
linkat(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c, &(0x7f0000000100)='./file7\x00', 0x1000)
renameat2(0xffffffffffffff9c, &(0x7f0000000780)='./file7\x00', 0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x0)
executing program 3:
r0 = socket$inet(0x2, 0x4000000000000001, 0x0)
setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000004c0)=0x79, 0x4)
bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @multicast1}, 0x10)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x1, &(0x7f0000000280)=[{0x6, 0xfa, 0x0, 0xe4}]}, 0x10)
setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='bbr', 0x3)
write(r0, &(0x7f0000001f00)="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", 0x467)
setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000600)=0xdfa, 0x4)
sendto$inet(r0, &(0x7f0000000580)="17", 0x59a, 0x10008095, 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 2:
setns(0xc9, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1})
ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f)
r1 = socket$inet(0x2, 0x2, 0x0)
syz_emit_ethernet(0x5e, &(0x7f0000000140)=ANY=[@ANYBLOB="bbbb00000000283afffe880000000000000000000000000001"], 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
bind$x25(r2, &(0x7f0000000100), 0x12)
listen(r2, 0x1)
write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b"], 0x88)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000580)='./file0\x00', 0x2c41, 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001180), 0x2, 0x0)
mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, <r1=>0x0}, 0x2020)
syz_fuse_handle_req(r0, &(0x7f00000062c0)="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", 0x2000, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={0x10, 0xffffffffffffffda, 0x3ff, {0x0, 0xb}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x2b, 0xffffffde, 0x2040d00c, 0x0, 0xfffe, 0x2, 0x1, 0x0, 0x0, 0x100, 0x100}}, 0x50)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40242, 0x1)
r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x72, 0x0, 0x7fff0000}]})
close_range(r2, 0xffffffffffffffff, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x42, 0x0)
write$P9_RREADLINK(r3, &(0x7f0000000000)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0xfffffdab)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)
executing program 2:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
write$binfmt_format(0xffffffffffffffff, &(0x7f0000000100)='-1\x00', 0x2)

program crashed: BUG: unable to handle kernel paging request in percpu_ref_kill_and_confirm
bisect: bisecting 30 programs
bisect: split chunks (needed=false): <29>
bisect: split chunk #0 of len 29 into 3 parts
bisect: testing without sub-chunk 1/3
testing program (duration=35s, {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}}): [2, 8, 13, 21, 11, 8, 4, 27, 21, 4, 16, 6, 2, 6, 8, 17, 11, 11, 7, 27]
detailed listing:
executing program 2:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@ipv4_newroute={0x2c, 0x1a, 0x1, 0x70bd28, 0x0, {0x2, 0x20, 0x20, 0x0, 0xff, 0x0, 0x0, 0x7, 0xfeff}, [@RTA_IIF={0x8}, @RTA_DST={0x8, 0x1, @multicast1}]}, 0x2c}}, 0xea5bc50b619dd77e)
executing program 1:
ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1})
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r1=>0x0})
r2 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000600)={&(0x7f0000000840)=@newtfilter={0x87c, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x1}, {0x0, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x84c, 0x2, [@TCA_BASIC_POLICE={0x848, 0x4, [@TCA_POLICE_PEAKRATE={0x404, 0x3, [0x0, 0x5, 0x0, 0x2, 0x3ff, 0xd, 0xffffff81, 0xc0, 0x1, 0x2fa, 0x6, 0x4, 0x2, 0x8, 0x1ff, 0x1a7, 0xce, 0x6, 0x4, 0x7, 0x1, 0x7, 0x0, 0x8, 0x8001, 0x8001, 0x2, 0x7, 0x3, 0x8, 0x1, 0x66, 0x10000, 0x0, 0x8, 0xa3, 0x0, 0x0, 0x1, 0x0, 0xd1c8, 0x88c9, 0x1000, 0x7, 0x800, 0x8007, 0xc76, 0xdd, 0x386, 0x101, 0x5, 0xfd, 0x21, 0x66b6, 0xd4, 0x9, 0x8, 0x933, 0x10000, 0x0, 0x7, 0x7, 0x3fd, 0x8, 0x7, 0x66c53844, 0xb7, 0x5, 0x9140, 0x7fffffff, 0x401, 0x7, 0x7, 0x8, 0x9, 0xfffffffe, 0x5, 0x63, 0x9, 0x4, 0xffffff6a, 0x4, 0x401, 0x2, 0x5, 0x800, 0x5, 0x10001, 0x7, 0x6, 0x3, 0x5, 0x81, 0x3b932d, 0x8000, 0x4, 0x44c0, 0x8001, 0x5, 0x8, 0xa2e, 0xd, 0x3c8b, 0x3, 0x8001, 0x2, 0x40, 0x0, 0x0, 0x2, 0x101, 0x3ff, 0x2, 0x6, 0x7f, 0x37d8, 0x8, 0xd, 0x8, 0x3, 0x4, 0x40, 0x1, 0x22af662d, 0x7, 0x5, 0x387, 0x400, 0x81, 0x0, 0xffff, 0xa5e, 0x7ff, 0x8, 0x4, 0xf1, 0xffff, 0xa849, 0x2, 0x0, 0x400, 0x1ff, 0x6c, 0x0, 0x7b, 0x400, 0xd33c, 0x8, 0x56, 0x3, 0x800, 0x7, 0x6, 0x2, 0x4, 0x1, 0x1, 0x7, 0x7, 0x4, 0xaee, 0x5, 0x8, 0xef19, 0x7, 0x2, 0x7f, 0x5, 0x7, 0x800, 0xfff, 0x6, 0x4, 0x800, 0x800, 0x4, 0xffffffff, 0x4338, 0xb, 0x7, 0xea, 0x8, 0xffff33fd, 0x0, 0x8000, 0xa, 0x9, 0x0, 0x8, 0x30aa0000, 0x7, 0x6, 0x8, 0x60000000, 0x7f, 0x3, 0x5, 0x9, 0x5, 0xfffffffd, 0x4, 0x0, 0x9, 0xffffff91, 0x80000000, 0x1, 0x5, 0x51, 0x10, 0x7, 0x1, 0x9, 0xed, 0x1, 0xac39, 0xb, 0x6, 0x0, 0x2, 0x1, 0x0, 0x1, 0xc6, 0xfff, 0xffffffff, 0x8, 0x400, 0x2, 0x0, 0x1, 0x5, 0xb, 0x73073418, 0x2, 0x9, 0x3, 0x4, 0x40, 0x18000000, 0xa, 0x5, 0x9, 0x0, 0x2, 0xf1, 0x0, 0x3, 0x1, 0x8000, 0x1, 0x9, 0x7fffffff, 0x7, 0x5, 0x1, 0xffff2581]}, @TCA_POLICE_RATE={0x404, 0x2, [0x7, 0xfffffffe, 0x9, 0x2, 0x73b5, 0x80000000, 0x400, 0x8, 0x8000, 0x4, 0x8, 0x100, 0x217, 0x1000, 0x99, 0x6, 0x6, 0x7, 0x0, 0x7, 0x5, 0x1, 0x3, 0x4, 0xc22, 0xf14, 0x8092, 0x7, 0x10004, 0x80, 0xec, 0xeff, 0x7, 0x3, 0x2, 0x0, 0x3, 0x2, 0x4, 0x0, 0xd010, 0xffffff0b, 0x2, 0x1, 0x400, 0x0, 0x1, 0x3, 0x228, 0x29, 0x80000001, 0x7000000, 0x1, 0xffff, 0x9, 0xf, 0xd, 0x9, 0x9, 0x7, 0x7, 0x10, 0x5, 0xe7b, 0x4, 0x3, 0x7, 0x6, 0x7, 0x5, 0x4, 0x100, 0x0, 0x3, 0x9, 0x5, 0x80000001, 0x10, 0x2, 0x9, 0x9, 0x7ff, 0x401, 0x8, 0x8, 0x99c2, 0x4, 0x7, 0x61, 0xa40a, 0xc, 0x5, 0x7fff, 0x100, 0x76, 0x9, 0xc, 0xf, 0x50, 0x0, 0xffffffff, 0x3, 0x1, 0x767c, 0x6, 0x8000, 0x8, 0xd, 0x6, 0xffffffc0, 0x7, 0x101, 0x8, 0x3, 0x7066211e, 0x2, 0x6, 0x5, 0x3, 0x5, 0x8, 0x400, 0x2a4, 0xd, 0x10001, 0xfffffffa, 0x6, 0x80000000, 0x3, 0x9, 0x8, 0x0, 0x40000040, 0x2, 0xfffff801, 0x6, 0x7, 0xcc0, 0xfffffff4, 0x8, 0x5, 0x9, 0x9, 0x1, 0x17, 0x1, 0x0, 0x400, 0x9, 0x5, 0x100, 0xffff8000, 0x2, 0x6, 0x10, 0x4, 0x80, 0xfff, 0x5, 0xfffffffb, 0x8, 0x4, 0x24, 0x3, 0x0, 0x3ff, 0x4, 0xdd5, 0x7fffffff, 0x10000000, 0x4fcf, 0x1, 0xe0000000, 0x2, 0x8, 0x6, 0x4, 0x3, 0x80, 0x4, 0x8, 0x81, 0x0, 0x6, 0x5, 0x8, 0xffffff3a, 0xfffffffb, 0x8, 0x80000, 0x0, 0x9, 0x8, 0x44ca0699, 0x6, 0x3b326896, 0x495, 0x52, 0x8, 0x3, 0x1, 0x101, 0x4, 0x5, 0x2, 0x6e, 0x5, 0x40, 0x7, 0x0, 0x4, 0xd, 0x0, 0x1, 0x3, 0x5, 0xe0ae, 0x10001, 0x7, 0x4, 0xa4, 0x1000, 0xd, 0x7f, 0x864, 0xfa, 0x0, 0x81, 0x0, 0x9, 0x1, 0x0, 0x3, 0x3, 0x6, 0xd, 0x1, 0x42, 0xaa, 0x4, 0x101, 0x8, 0x7, 0x4, 0x3, 0x40, 0xfff, 0xfffffff8, 0x30000, 0xf, 0x4, 0x2, 0x9, 0x8, 0x6, 0x90000000]}, @TCA_POLICE_TBF={0x3c, 0x1, {0xfffffffd, 0x2, 0x1, 0x9, 0xef, {0x2, 0x2, 0x1, 0x7ff, 0x84cc, 0x5}, {0x2, 0x1, 0x4, 0x5, 0x1, 0x6}, 0x100, 0x2, 0x7}}]}]}}]}, 0x87c}}, 0x0)
write$tun(0xffffffffffffffff, &(0x7f0000001300)={@val={0x0, 0x60}, @val={0x0, 0x0, 0xfffc, 0x1d, 0x465, 0xfdf5}, @mpls={[], @ipv6=@tipc_packet={0x2, 0x6, "bbe525", 0x20, 0x6, 0xfe, @dev={0xfe, 0x80, '\x00', 0x27}, @loopback, {[], @payload_direct={{{{0x20, 0x0, 0x0, 0x1, 0x1, 0x8, 0x3, 0x2, 0x7, 0x0, 0x2, 0xf, 0x1, 0x3, 0x401, 0x0, 0x0, 0x4e22, 0x4e21}, 0x0, 0x4}}}}}}}, 0x56)
executing program 2:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2})
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)=@newqdisc={0x48, 0x24, 0x4ee4e6a52ff56541, 0x70bd26, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_htb={{0x8}, {0x1c, 0x2, [@TCA_HTB_INIT={0x18, 0x2, {0x3, 0x8, 0x4}}]}}]}, 0x48}}, 0x20040084)
r4 = socket$netlink(0x10, 0x3, 0x0)
socket$unix(0x1, 0x1, 0x0)
sendmsg$nl_route_sched(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@newqdisc={0x6c, 0x28, 0x4ee4e6a52ff56541, 0x70bd29, 0xfffffdfc, {0x0, 0x0, 0x0, 0x0, {0x4}, {0xffff}, {0xfff3, 0xfff3}}, [@qdisc_kind_options=@q_gred={{0x9}, {0x3c, 0x2, [@TCA_GRED_PARMS={0x38, 0x1, {0xc, 0x80000000, 0xe9, 0x1, 0x5, 0x7f, 0x100, 0x1ff, 0x10001, 0x9, 0x1c, 0x5, 0x14, 0xda, 0xfffffff9, 0xc}}]}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x810}, 0x0)
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
sendmsg$nl_route_sched(r5, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)=@newtfilter={0x3c, 0x2c, 0xd27, 0x70bd28, 0xfffff000, {0x0, 0x0, 0x0, r7, {0xf000, 0xffff}, {}, {0x7}}, [@filter_kind_options=@f_route={{0xa}, {0xc, 0x2, [@TCA_ROUTE4_CLASSID={0x8, 0x1, {0x0, 0xfff1}}]}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
executing program 2:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, 0x0)
r3 = socket(0x1e, 0x4, 0x0)
r4 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
bind(r4, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0xb, 0x0, 0x4, {0xa, 0x4e24, 0x2f2, @rand_addr=' \x01\x00', 0x6}}}, 0x80)
getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r5 = socket$kcm(0x2, 0x3, 0x106)
sendmsg$inet(r5, &(0x7f0000000040)={&(0x7f0000000380)={0x2, 0x0, @remote}, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)="fbd2b9ed29d8974a6ce75f08916ac3b4da11bc1a", 0xffeb}], 0x1}, 0x0)
executing program 1:
listen(0xffffffffffffffff, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
listen(r0, 0x220c)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
listen(r1, 0x3)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/class/net/bridge0/bridge/stp_state\x00', 0x1, 0x0)
capset(&(0x7f0000000040)={0x39900612}, &(0x7f0000000080)={0x0, 0x0, 0x1, 0x7e, 0xfffffffe, 0x10000})
write(r2, &(0x7f0000000240)='1', 0x1)
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000100), 0xffffffffffffffff)
recvmmsg(r0, &(0x7f0000002a80)=[{{0x0, 0x0, 0x0}, 0x263b}], 0x1, 0x40004000, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NL80211_CMD_SET_TID_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0)
syz_genetlink_get_family_id$ethtool(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newlink={0x58, 0x10, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x1}, [@IFLA_IFNAME={0x14, 0x3, 'batadv0\x00'}, @IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BATADV_ALGO_NAME={0xd, 0x1, 'BATMAN_IV'}]}}}]}, 0x58}}, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000380)=@newlink={0x3c, 0x10, 0x5, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x1}, [@IFLA_IFNAME={0x14, 0x3, 'veth0\x00'}, @IFLA_MASTER={0x8}]}, 0x3c}}, 0x0)
executing program 1:
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0xc0802, 0x0)
ioctl$PPPIOCNEWUNIT(r0, 0xc004743e, &(0x7f00000000c0))
ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000100)=0x4)
pwritev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='\x00!E', 0x3}], 0x1, 0x0, 0x0)
executing program 4:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
openat$binfmt_format(0xffffff9c, &(0x7f0000000040)='/proc/sys/fs/binfmt_misc/syz0\x00', 0x2, 0x0)
executing program 3:
socket$vsock_stream(0x28, 0x1, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r0 = getpid()
prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f0000000000)={0x1, &(0x7f0000000640)=[{0x200000000006, 0x0, 0x2, 0x7ffc1ffb}]})
syz_emit_ethernet(0x4e, &(0x7f0000000080)={@local, @multicast, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, '\x00', 0x18, 0x2b, 0x0, @private1={0xfc, 0x1, '\x00', 0xff}, @local, {[@routing={0x3b, 0x0, 0x2, 0x0, 0x700}], {0x0, 0x0, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0)
fremovexattr(0xffffffffffffffff, 0x0)
sched_setscheduler(r0, 0x1, &(0x7f0000000180)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000380)=0x6)
sched_setscheduler(r0, 0x3, 0x0)
r3 = socket(0x1e, 0x4, 0x0)
r4 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
bind(r4, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0xb, 0x0, 0x4, {0xa, 0x4e24, 0x2f2, @rand_addr=' \x01\x00', 0x6}}}, 0x80)
getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, 0x0, &(0x7f0000000780))
r5 = socket$kcm(0x2, 0x3, 0x106)
sendmsg$inet(r5, &(0x7f0000000040)={&(0x7f0000000380)={0x2, 0x0, @remote}, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)="fbd2b9ed29d8974a6ce75f08916ac3b4da11bc1a", 0xffeb}], 0x1}, 0x0)
executing program 1:
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0xc0802, 0x0)
ioctl$PPPIOCSMAXCID(r0, 0x40047451, &(0x7f0000000200)=0x8)
ioctl$PPPIOCSFLAGS1(r0, 0x40047459, &(0x7f0000000100)=0x4)
pwritev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='\x00!E', 0x3}], 0x1, 0x0, 0x0)
executing program 1:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
close(0x3)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r3=>0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
r5 = dup(r4)
syz_ublk_setup_queues(r5, r3, &(0x7f0000000180)={0x0, 0x9436, 0x0, 0x1, 0x1f4}, &(0x7f0000000a80)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x9c7c, 0x800, 0x1000002, 0x91, 0x0, r5}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c86, 0x20, 0x3}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40040001, 0x334}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x400, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
executing program 4:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e21, @multicast1}, 0x10)
connect$inet(r0, &(0x7f0000000c80)={0x2, 0x4e21, @empty}, 0x10)
sendto$inet(r0, &(0x7f0000000340)='\x00', 0x1, 0x4c001, 0x0, 0x0)
sendto$inet(r0, 0x0, 0x0, 0x8012, 0x0, 0x0)
recvfrom$inet(r0, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0xc9100120, 0x0, 0xfffffffffffffd25)
executing program 2:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@ipv4_newroute={0x2c, 0x1a, 0x1, 0x70bd28, 0x0, {0x2, 0x20, 0x20, 0x0, 0xff, 0x0, 0x0, 0x7, 0xfeff}, [@RTA_IIF={0x8}, @RTA_DST={0x8, 0x1, @multicast1}]}, 0x2c}}, 0xea5bc50b619dd77e)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0)
syz_mount_image$fuse(0x0, &(0x7f0000000000)='./bus\x00', 0x300f401, 0x0, 0x2, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000200)='./bus\x00', &(0x7f0000000440), 0x8, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@userxattr}]})
chdir(&(0x7f00000003c0)='./bus\x00')
linkat(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c, &(0x7f0000000100)='./file7\x00', 0x1000)
renameat2(0xffffffffffffff9c, &(0x7f0000000780)='./file7\x00', 0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x0)
executing program 3:
r0 = socket$inet(0x2, 0x4000000000000001, 0x0)
setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000004c0)=0x79, 0x4)
bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @multicast1}, 0x10)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x1, &(0x7f0000000280)=[{0x6, 0xfa, 0x0, 0xe4}]}, 0x10)
setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='bbr', 0x3)
write(r0, &(0x7f0000001f00)="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", 0x467)
setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000600)=0xdfa, 0x4)
sendto$inet(r0, &(0x7f0000000580)="17", 0x59a, 0x10008095, 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 2:
setns(0xc9, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1})
ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f)
r1 = socket$inet(0x2, 0x2, 0x0)
syz_emit_ethernet(0x5e, &(0x7f0000000140)=ANY=[@ANYBLOB="bbbb00000000283afffe880000000000000000000000000001"], 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
bind$x25(r2, &(0x7f0000000100), 0x12)
listen(r2, 0x1)
write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b"], 0x88)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000580)='./file0\x00', 0x2c41, 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001180), 0x2, 0x0)
mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, <r1=>0x0}, 0x2020)
syz_fuse_handle_req(r0, &(0x7f00000062c0)="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58bd76c2427b3d7a0578bbbff9fde2abbc5d60307aff0050b18176158aaedb34e283886378ff798b4f74e0a0c95d64271f1916280dd247304d9201c67f5e2640d9706add8703cac81795a0190107e2bb2941ed13738595da1c86ba0f68e2283a435cb5f162c74071a13dfe2266d05abaef080dd6b1dade115e883e04f0bb4be4d91f535ae6f822b02e814e65d2b7807d199a23d3f26209f6c9f93602a3a93ccfdebb5f8161b7928059674e15820d1848a980c8d1af5a73aadc5c402fbb6e730ba51227913ca27f0d78d331d6325d0a7926c238296b2a22b10a69cdffeb087dfe175511ed8e2cde8d7dae140e4ce92f892b129d9940e4a30b19f822ef7611b8750eaea8e55502604b7d2358c09a217af8be6c86d67cf6ff6130c971c9765d56631fe6224fbe1e833d497b534fbf6b030af93691f59295279aa1bdfb5d5d9d4668d5aea70e2b8fc117df0042e91c7e6225f27329727ed6e14a87c7943c040dfee4e5c06a20251c39a45ab4865951b0daefb9c05571fdcc21d1761945bd2b8047ccedd6f1e708646fbe61e75bb2728e8cee893d7e6f642119e786155a6cbab057d6d83b77716145119e974ad7355179d2adc3d748fa249cb58e32e6791d646240c05da4427b2f359976c8fd1486c604cb7ee647e24633d8fca8314cf1f85110ca6351156a2b26e44b040f7d2810acd36f45a3969c1fafd1a7e0bc14fd9b26593375be8e750c3f6534ffb85904d15d75fba05dac4a673de97f7543ee931724cd35474cd7ff5cf3e8abaf206f3030e92895633fa9d8499ea763601560260109dad18bd64b990531fc5377e6eaa5da050b98e1c6515ea48c7de1a15b63283d4a694cbad379356bfdac50e6c343879e29f6b9ab425600d51f257ceb35d0ca00f83cf5bd734223de716747614666ba1f1a8fa756e5f3ff0fc94fa4bd4073bddb0098cf565ee40af5732ee9218d262e5b64ad6b8118c54eeaf7072f2e15514a401779b425fa89d8abb1750e56cc3108dffdcf2d3fd86b8af4560d56f7ff0702154211f9949e3992d93e66892b297fa2d4bfe18de3fd74e96c9d30eb14fd458fdbc9e9a34e00f3280dd732520147fa2a8fa83e91dd0687501466a300015bf888c03fc08190c2753d7719acf6f84885c4c5642f466c1984f15a7716a9b608ee5f1b395726bcc8519766667d24d11e396e62ea39640c9e73e4e9e9e5076d7019ca1bebbd7097807f46b3b6fcb96ed4b433b25ec551fb176a5fa252ed1d81b0350cfdfb8069c9916495bef3a262b6668910896c0b37eee40547c663a901e92f41b417ac50e88d058d021a8f9a5783bd936cca4962bec1c9886689cc547970f9215232596392515182e563f720bb79d29baaabf0e2697de6500bc677e346847011ee3450358c0b16ca528368b5cbb8df5ab974a3cef072d20c9906fa585e0f3083ec6d8507b8561f64e65aa1aecf825fc47ad1459c87771549fd5c9a9cc094e7b1179ee1e90eff7158f28f59f029d90e708f4ec50b4f67d8b4bb7140065528354a7e25d63e92977183a0284ec22aa923210f0bfea89cca53547137381e5de0f60bc484bc2daf129b0380244f1ed4bfb674eb2791e76dce33cae684ad36620d5d67cb587f840caed316b7439b0e8c3de0e065e62680f3997369be3466670278168c9a1a644d870e3a8d0a79b2b720e8c3c51bb9133532beee64319e98714bb2e6d5c0b723962d923b0ef454361d4b3cb470bf8c39031ed4a75267f499741be15aacac92d8e6afdcb01a2e7d2dbf549ceb2a2108c4079c620f05ca1bd31d631c2c8d35ca0d73155f56ed020c25e389db356edf510ae088d11b5e4fed51d0dce4d3aa04924b09c28200ede5bec1a8f38cc5f081055e0f28d75afc4d588ca0e828d00085d150beafdda17b8df9e7d9218ea7d81f2e076412901c5ae04d6929d717fea2fcc8e5a1e69dbd7b5258799a2fa5eb108b6cc35dfab599fb27e6d75f1030b83f452af8137830337141f031942eba83123d3f87b5f01623d4613e5a44b4952c300baf3d4d3dbbfb0ad024a19b3810a174ef8453d85a25822f66e45eba2490f29de1077683ccc32e3517f88b51e010672a982f7c8591450c9ab1573143aefb61c17ebb0c92dcb0494d116b970c2a827a6b3608ae10d583d1f7d092263fa873de9f31cd59bc9491ff012059b63a9120af89477f2ccc34eee7bd66de60af64730c879128b49d31da6400c2471e0d5abf707e560574b477b8e20ca45d92182d639eb434e14aea1a3f91ad8fb60e4859b77389753990513181ea3a82884235e8520294359435cfba220502b591fc28ac36ec697442657d290bd7aad7fce53a3f1766f2bf7d55c24d7c0e9c7a71d6f1282ea1478e0a36378b50e4fee281f686bc53f50138036e2a5d6199d40caff084fde7b63b3c0a47da0791107c3218330f7c2e2c7609aba202fae5290243b6033379eb15edc572eee452008e04c9b53efd5f3d88327317b38934745bc3de4c55bd818febc7a7953bf03c4029f77177c2a974310f0485aa46252f1000dc71934947287c38ea5854f29c7b82f630afb8caf1fd880670307b155a6e7feddc019cfbbbdc18f3bc03da3bd371d93ccbf56bcb39eea55c2d113efc148127c30089d21ce6a5088dbfbcf8f8d75c19456bc962c371548634a95382acb5a0886efc46a87bdc111dc0d1e54084cea0d58054f00762c91d7fe0f0fbcf4c280f29f9cd5999a5e8c6f507f8080d7c7ea9a8685be50722cf1a082f3728dec8d6152cdc72f8da6b1805643c042f4f6780ba79cc8a2165d9d7acec8ab2f421bc3e77b51c62c4bbb262b5674ea7d2dcf9acb894d050e91b052364322a5b08bd9667249571c004fb495da7e24fc5620adda3af6848ccf238911a52bdbff766e4e279ac274afa2c2302faba25b5fe98d972a04aa13f77c0c05d7dd82b0a19f1ded8cf5f99c80e392b0aab1264a29e9fbcf0b69f6b0a9f2332e09ab74dea7277106d0883bb264e279c67e5bc69009225bf4fd1a8532f9392a011b55a73a7cf8d16a59d695b2a65b57fad64a2041f8c28804ee1a48845c5dab757d04f1d95520aa9ddb69904d6529c0e14bd789dfe37067073b3e0e136ae2aebb1c34c55b94ce942f786be4b45f801f35f7c768d91a460b92ffa57ff675f0b4b00437a07f871a8650f21b2bf7c722c1d9e860e8955fef5699ee53a5f6fe46fb9e5e17a1c69fe2538af4718b7215ad2c00c3d420589a8653ee511b809945451fb8205b19ce377c8d0253b05493c557cf2bd8ef208e8fc01beceea1acca38d025f328f28d69bcfaa3adc6d9573a3832dc3f3c758fe08cf9cd0c32acfddae81b3682869e8aa9725b64336252aeb2ee8eb78f0721aa3158217a3009948adb297c5ea45ec26cb6d963c7be47ee1b93fa136ebe73a21936df0148fa311206f8bca2e80719aeca8745ff74ddaad5182644762c66333f942d9a93c467d5f9fd5d0dbbe57480362d4bb0f760294f4eba3e1b08047d256dbda157635d21a43aff3a71f6ad574b402bb36e5270d7ed082c6fbae07771721513ae9ddb22d23b00733046c898ee6ac05ef8a51ce41919e1f241cb98e0592ace68214620ba1a748ef81131661f58f1635713ca2873e150a3e848c8d2ebd039769fda112b73050efa4d1c35dbb46ca5a7b7ccbed1dcded36af272f6838b4c1e7e6778e7e9ca3d794f275d49c9e32e768097349118d2337e7c031ada38d0cc5c04c286ff93083f6d58d73a821118c93432fda9a8c76fa2cbcc093a7decac8e4f001ecc9f67faf1c2f102120f0618469cf653bbd5fcefd4ef2bae86dc4f5393b840f9f47140cf7f46a186c21878a43612a71d3b540b9994f010ab623f878264cf46c7366d0bec5d43d481b47846091fd3cda73a9a28ceb7f839eca695c9f084a16c812475f6575ef2368c88cc6655f47663ef69ce4779fe3ccc4dd85a07a9e4c6f39f42690d231f5727f45c247a53fd8df029fcefda4f328658435892519c17205a3c715ad6bb7387d09a5e387c83f008daf626f5977c66203af1143ef7b59ccd8e3c17bb156bca317861f0b9f222ea63c044075a3a74beaf05c23d0a75caa60397d831bbe507234fff154960faf0f02776d3f9038c955bf0c1ec9c92523cf0b855c18d6ac3b35d437796420ba3dfd581dc6adac64315c1cb1a2c3a45ec4655bb2bd6e0b4a3082281ed0697a213d1d93142e96b4fd57431d2f4547451d008ab58bcd9765ccf3ca3297becd5de9e2be0263cfca09935c9334b5e687bc7e7057dc2ed03873be22200c9fe32a9497dd00a336cf4c723ead302340b5cd1fef8cd88330a9089fc93af4ef739295b94407b291bf33f4f39c936736e1166106428f8796a4b92805f4dfcf46d8692b54e40a9e8584c0eaac4caada87bb33f553eafeef5051b889402176ab766936a38ddd7e5205d2c87e133a02e84ab24ba2d889a4c4db8cbe18b271455e84da716f4a32acdbc0a5aaba25a2ec757c73847dd1c4ccb2967c651e5257692a4553dde227846bfe2977021805f46a287c835ea8dc5", 0x2000, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={0x10, 0xffffffffffffffda, 0x3ff, {0x0, 0xb}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x2b, 0xffffffde, 0x2040d00c, 0x0, 0xfffe, 0x2, 0x1, 0x0, 0x0, 0x100, 0x100}}, 0x50)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40242, 0x1)
r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x72, 0x0, 0x7fff0000}]})
close_range(r2, 0xffffffffffffffff, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x42, 0x0)
write$P9_RREADLINK(r3, &(0x7f0000000000)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0xfffffdab)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)
executing program 2:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
write$binfmt_format(0xffffffffffffffff, &(0x7f0000000100)='-1\x00', 0x2)

program crashed: BUG: unable to handle kernel paging request in percpu_ref_kill_and_confirm
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/3
testing program (duration=32s, {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}}): [16, 6, 2, 6, 8, 17, 11, 11, 7, 27]
detailed listing:
executing program 1:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
close(0x3)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r3=>0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
r5 = dup(r4)
syz_ublk_setup_queues(r5, r3, &(0x7f0000000180)={0x0, 0x9436, 0x0, 0x1, 0x1f4}, &(0x7f0000000a80)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x9c7c, 0x800, 0x1000002, 0x91, 0x0, r5}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c86, 0x20, 0x3}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40040001, 0x334}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x400, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
executing program 4:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e21, @multicast1}, 0x10)
connect$inet(r0, &(0x7f0000000c80)={0x2, 0x4e21, @empty}, 0x10)
sendto$inet(r0, &(0x7f0000000340)='\x00', 0x1, 0x4c001, 0x0, 0x0)
sendto$inet(r0, 0x0, 0x0, 0x8012, 0x0, 0x0)
recvfrom$inet(r0, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0xc9100120, 0x0, 0xfffffffffffffd25)
executing program 2:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=@ipv4_newroute={0x2c, 0x1a, 0x1, 0x70bd28, 0x0, {0x2, 0x20, 0x20, 0x0, 0xff, 0x0, 0x0, 0x7, 0xfeff}, [@RTA_IIF={0x8}, @RTA_DST={0x8, 0x1, @multicast1}]}, 0x2c}}, 0xea5bc50b619dd77e)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0)
syz_mount_image$fuse(0x0, &(0x7f0000000000)='./bus\x00', 0x300f401, 0x0, 0x2, 0x0, 0x0)
mount$overlay(0x0, &(0x7f0000000200)='./bus\x00', &(0x7f0000000440), 0x8, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}, {@userxattr}]})
chdir(&(0x7f00000003c0)='./bus\x00')
linkat(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c, &(0x7f0000000100)='./file7\x00', 0x1000)
renameat2(0xffffffffffffff9c, &(0x7f0000000780)='./file7\x00', 0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x0)
executing program 3:
r0 = socket$inet(0x2, 0x4000000000000001, 0x0)
setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000004c0)=0x79, 0x4)
bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @multicast1}, 0x10)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x1, &(0x7f0000000280)=[{0x6, 0xfa, 0x0, 0xe4}]}, 0x10)
setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='bbr', 0x3)
write(r0, &(0x7f0000001f00)="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", 0x467)
setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000600)=0xdfa, 0x4)
sendto$inet(r0, &(0x7f0000000580)="17", 0x59a, 0x10008095, 0x0, 0x0)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 2:
setns(0xc9, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1})
ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f)
r1 = socket$inet(0x2, 0x2, 0x0)
syz_emit_ethernet(0x5e, &(0x7f0000000140)=ANY=[@ANYBLOB="bbbb00000000283afffe880000000000000000000000000001"], 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
bind$x25(r2, &(0x7f0000000100), 0x12)
listen(r2, 0x1)
write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b"], 0x88)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000580)='./file0\x00', 0x2c41, 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001180), 0x2, 0x0)
mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, <r1=>0x0}, 0x2020)
syz_fuse_handle_req(r0, &(0x7f00000062c0)="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", 0x2000, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={0x10, 0xffffffffffffffda, 0x3ff, {0x0, 0xb}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x2b, 0xffffffde, 0x2040d00c, 0x0, 0xfffe, 0x2, 0x1, 0x0, 0x0, 0x100, 0x100}}, 0x50)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40242, 0x1)
r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x72, 0x0, 0x7fff0000}]})
close_range(r2, 0xffffffffffffffff, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x42, 0x0)
write$P9_RREADLINK(r3, &(0x7f0000000000)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0xfffffdab)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)
executing program 2:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
write$binfmt_format(0xffffffffffffffff, &(0x7f0000000100)='-1\x00', 0x2)

program crashed: BUG: unable to handle kernel paging request in percpu_ref_kill_and_confirm
bisect: the chunk can be dropped
bisect: testing without sub-chunk 3/3
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}}): mkdirat-mount-openat-write-openat-openat-write
detailed listing:
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
bisect: split chunks (needed=true): <9>
bisect: split chunk #0 of len 9 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=31s, {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}}): [17, 11, 11, 7, 27]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 2:
setns(0xc9, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1})
ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f)
r1 = socket$inet(0x2, 0x2, 0x0)
syz_emit_ethernet(0x5e, &(0x7f0000000140)=ANY=[@ANYBLOB="bbbb00000000283afffe880000000000000000000000000001"], 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
bind$x25(r2, &(0x7f0000000100), 0x12)
listen(r2, 0x1)
write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b"], 0x88)
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000580)='./file0\x00', 0x2c41, 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001180), 0x2, 0x0)
mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, <r1=>0x0}, 0x2020)
syz_fuse_handle_req(r0, &(0x7f00000062c0)="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", 0x2000, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={0x10, 0xffffffffffffffda, 0x3ff, {0x0, 0xb}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x2b, 0xffffffde, 0x2040d00c, 0x0, 0xfffe, 0x2, 0x1, 0x0, 0x0, 0x100, 0x100}}, 0x50)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40242, 0x1)
r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x72, 0x0, 0x7fff0000}]})
close_range(r2, 0xffffffffffffffff, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x42, 0x0)
write$P9_RREADLINK(r3, &(0x7f0000000000)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0xfffffdab)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)
executing program 2:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
write$binfmt_format(0xffffffffffffffff, &(0x7f0000000100)='-1\x00', 0x2)

program crashed: BUG: unable to handle kernel paging request in percpu_ref_kill_and_confirm
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/2
bisect: no need to test this chunk, it's definitely needed
bisect: split chunks (needed=true): <4>
bisect: split chunk #0 of len 4 into 2 parts
bisect: testing without sub-chunk 1/2
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}}): [11, 7, 27]
detailed listing:
executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000580)='./file0\x00', 0x2c41, 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001180), 0x2, 0x0)
mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, <r1=>0x0}, 0x2020)
syz_fuse_handle_req(r0, &(0x7f00000062c0)="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", 0x2000, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={0x10, 0xffffffffffffffda, 0x3ff, {0x0, 0xb}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x2b, 0xffffffde, 0x2040d00c, 0x0, 0xfffe, 0x2, 0x1, 0x0, 0x0, 0x100, 0x100}}, 0x50)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40242, 0x1)
r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x72, 0x0, 0x7fff0000}]})
close_range(r2, 0xffffffffffffffff, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x42, 0x0)
write$P9_RREADLINK(r3, &(0x7f0000000000)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0xfffffdab)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)
executing program 2:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000040)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
lseek(r1, 0x1, 0x1)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x141, 0x0)
r3 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r3, 0x0, 0x0)
connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
sendmmsg$inet6(r3, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x20000900)
r4 = socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'lo\x00', <r5=>0x0})
socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000ec0)=@newqdisc={0x64, 0x24, 0xd0f, 0x70bd29, 0x25dfdbfc, {0x60, 0x0, 0x0, r5, {0x0, 0x8}, {0xffff, 0xffff}}, [@TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0xe, 0x4, 0x7, 0x4, 0x2, 0x2cf, 0x8d2}}, {0x4}}]}, @TCA_RATE={0x6, 0x5, {0x0, 0x1}}, @qdisc_kind_options=@q_bfifo={{0xa}, {0x8, 0x2, 0x401}}]}, 0x64}, 0x1, 0x0, 0x0, 0x80d1}, 0x34008098)
sendmmsg(r4, &(0x7f00000002c0), 0x40000000000009f, 0x0)
write$binfmt_format(0xffffffffffffffff, &(0x7f0000000100)='-1\x00', 0x2)

program did not crash
bisect: testing without sub-chunk 2/2
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}}): [17, 11, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 2:
setns(0xc9, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1})
ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f)
r1 = socket$inet(0x2, 0x2, 0x0)
syz_emit_ethernet(0x5e, &(0x7f0000000140)=ANY=[@ANYBLOB="bbbb00000000283afffe880000000000000000000000000001"], 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
bind$x25(r2, &(0x7f0000000100), 0x12)
listen(r2, 0x1)
write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b"], 0x88)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in percpu_ref_kill_and_confirm
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <2>
bisect: split chunk #0 of len 2 into 2 parts
bisect: testing without sub-chunk 1/2
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}}): [11, 7]
detailed listing:
executing program 2:
setns(0xc9, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1})
ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f)
r1 = socket$inet(0x2, 0x2, 0x0)
syz_emit_ethernet(0x5e, &(0x7f0000000140)=ANY=[@ANYBLOB="bbbb00000000283afffe880000000000000000000000000001"], 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
bind$x25(r2, &(0x7f0000000100), 0x12)
listen(r2, 0x1)
write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b"], 0x88)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
bisect: testing without sub-chunk 2/2
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}}): [17, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in percpu_ref_kill_and_confirm
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <1>
bisect: split chunk #0 of len 1 into 2 parts
bisect: no way to further split the chunk
bisect: 2 programs left: 

executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r5, &(0x7f0000000640)='readonly\n', 0x9)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)


bisect: trying to concatenate
bisect: concatenate 2 entries
minimizing program #0 before concatenation
testing program (duration=45s, {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}}): [16, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [15, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [14, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [14, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
write(0xffffffffffffffff, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [14, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000003c0)='0\n', 0x2)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [13, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f0000000340)='1:1\n', 0x4)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r4, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [12, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r3, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [11, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r2, &(0x7f00000002c0)='1:0\n', 0x4)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r3, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [10, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [10, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r1, &(0x7f0000000240)='2\n', 0x2)
write(0xffffffffffffffff, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [10, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [9, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000001c0)='raid1\n', 0x6)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [8, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [7, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r0, &(0x7f00000002c0)='1:0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r1, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [7, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000140)='md0', 0x3)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r0, &(0x7f00000002c0)='1:0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r1, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [7, 7]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [7, 7]
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program did not crash
minimized 17 calls -> 8 calls
minimizing program #1 before concatenation
testing program (duration=45s, {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}}): [8, 6]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)

program did not crash
testing program (duration=45s, {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}}): [8, 6]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/bitmap/location\x00', 0x1, 0x0)
write(0xffffffffffffffff, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [8, 6]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r1, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [8, 5]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r0, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [8, 4]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r0, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): [8, 3]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r0, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): [8, 3]
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
executing program 0:
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r0, &(0x7f00000006c0)='1024', 0x4)

program did not crash
minimized 7 calls -> 4 calls
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
bisect: concatenation succeeded
found reproducer with 12 syscalls
minimizing guilty program
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-mkdirat-mount-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-mkdirat-mount-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-mkdirat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r2, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
write(0xffffffffffffffff, &(0x7f00000004c0)='writemostly\n', 0xc)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r2, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r1, &(0x7f00000004c0)='writemostly\n', 0xc)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r2, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
write(0xffffffffffffffff, &(0x7f00000002c0)='1:0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r1, &(0x7f00000004c0)='writemostly\n', 0xc)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r2, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r0, &(0x7f00000002c0)='1:0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r1, &(0x7f00000004c0)='writemostly\n', 0xc)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r2, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000140)='md0', 0x3)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r0, &(0x7f00000002c0)='1:0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r1, &(0x7f00000004c0)='writemostly\n', 0xc)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r2, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140), 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0), 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0), 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, 0x0, 0x0)

program did not crash
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0), 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
simplifying C reproducer
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing compiled C program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
validation run: crashed=true
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
validation run: crashed=true
testing program (duration=45s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r1, &(0x7f00000002c0)='1:0\n', 0x4)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r2, &(0x7f00000004c0)='writemostly\n', 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000680)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0)
write(r3, &(0x7f00000006c0)='1024', 0x4)

program crashed: BUG: unable to handle kernel paging request in __percpu_ref_switch_mode
validation run: crashed=true
reproducing took 1h49m48.937107789s
repro crashed as (corrupted=false):
Unable to handle kernel paging request at virtual address dfff800000000002
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006
  CM = 0, WnR = 0
[dfff800000000002] address between user and kernel address ranges
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4542 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __percpu_ref_switch_mode+0x10c/0x5d8 lib/percpu-refcount.c:276
lr : __percpu_ref_switch_mode+0xfc/0x5d8 lib/percpu-refcount.c:269
sp : ffff800021087640
x29: ffff800021087710 x28: 0000000000000000 x27: ffff800021087660
x26: dfff800000000000 x25: 0000000000000002 x24: 1fffe0001b825009
x23: ffff700004210ecc x22: 0000000000000001 x21: 0000000000000000
x20: ffff0000dc128048 x19: 0000000000000010 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082dbd50 x15: 000000000004ffff
x14: ffff700004210ed4 x13: 1ffff00004210ed4 x12: 0000000000000004
x11: ff0080000a92df14 x10: 0000000000000000 x9 : ffff80000a92df14
x8 : ffff0000dec39c00 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff8000186a7ea0 x4 : 0000000000000008 x3 : ffff8000082f2980
x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 __percpu_ref_switch_mode+0x10c/0x5d8 lib/percpu-refcount.c:276
 percpu_ref_kill_and_confirm+0xb4/0x150 lib/percpu-refcount.c:394
 percpu_ref_kill include/linux/percpu-refcount.h:149 [inline]
 mddev_suspend+0x1c0/0x4e0 drivers/md/md.c:470
 mddev_create_serial_pool+0x210/0x3fc drivers/md/md.c:221
 backlog_store+0x2ac/0x3f0 drivers/md/md-bitmap.c:2508
 md_attr_store+0x168/0x234 drivers/md/md.c:5626
 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140
 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352
 call_write_iter include/linux/fs.h:2271 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x3c8/0x7c8 fs/read_write.c:584
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 14000002 976e138a 91004393 d343fe79 (387a6b28) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	14000002 	b	0x8
   4:	976e138a 	bl	0xfffffffffdb84e2c
   8:	91004393 	add	x19, x28, #0x10
   c:	d343fe79 	lsr	x25, x19, #3
* 10:	387a6b28 	ldrb	w8, [x25, x26] <-- trapping instruction

final repro crashed as (corrupted=false):
Unable to handle kernel paging request at virtual address dfff800000000002
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006
  CM = 0, WnR = 0
[dfff800000000002] address between user and kernel address ranges
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4542 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __percpu_ref_switch_mode+0x10c/0x5d8 lib/percpu-refcount.c:276
lr : __percpu_ref_switch_mode+0xfc/0x5d8 lib/percpu-refcount.c:269
sp : ffff800021087640
x29: ffff800021087710 x28: 0000000000000000 x27: ffff800021087660
x26: dfff800000000000 x25: 0000000000000002 x24: 1fffe0001b825009
x23: ffff700004210ecc x22: 0000000000000001 x21: 0000000000000000
x20: ffff0000dc128048 x19: 0000000000000010 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082dbd50 x15: 000000000004ffff
x14: ffff700004210ed4 x13: 1ffff00004210ed4 x12: 0000000000000004
x11: ff0080000a92df14 x10: 0000000000000000 x9 : ffff80000a92df14
x8 : ffff0000dec39c00 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff8000186a7ea0 x4 : 0000000000000008 x3 : ffff8000082f2980
x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 __percpu_ref_switch_mode+0x10c/0x5d8 lib/percpu-refcount.c:276
 percpu_ref_kill_and_confirm+0xb4/0x150 lib/percpu-refcount.c:394
 percpu_ref_kill include/linux/percpu-refcount.h:149 [inline]
 mddev_suspend+0x1c0/0x4e0 drivers/md/md.c:470
 mddev_create_serial_pool+0x210/0x3fc drivers/md/md.c:221
 backlog_store+0x2ac/0x3f0 drivers/md/md-bitmap.c:2508
 md_attr_store+0x168/0x234 drivers/md/md.c:5626
 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140
 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352
 call_write_iter include/linux/fs.h:2271 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x3c8/0x7c8 fs/read_write.c:584
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 14000002 976e138a 91004393 d343fe79 (387a6b28) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	14000002 	b	0x8
   4:	976e138a 	bl	0xfffffffffdb84e2c
   8:	91004393 	add	x19, x28, #0x10
   c:	d343fe79 	lsr	x25, x19, #3
* 10:	387a6b28 	ldrb	w8, [x25, x26] <-- trapping instruction