Extracting prog: 13m32.442434856s
Minimizing prog: 37m49.831512874s
Simplifying prog options: 0s
Extracting C: 50.401399517s
Simplifying C: 11m39.864557752s


extracting reproducer from 11 programs
testing a last program of every proc
single: executing 5 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-openat-write-openat-write-openat-write-openat-write-openat-write-openat-write-openat-write-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\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/block/md0/md/level\x00', 0x1, 0x0)
write(r1, &(0x7f00000001c0)='raid1\n', 0x6)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r2, &(0x7f0000000240)='2\n', 0x2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f00000002c0)='1:0\n', 0x4)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r4, &(0x7f0000000340)='1:1\n', 0x4)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./sys/block/md0/md/dev-ram0/slot\x00', 0x1, 0x0)
write(r5, &(0x7f00000003c0)='0\n', 0x2)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
write(r6, &(0x7f0000000440)='1\n', 0x2)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r7, &(0x7f00000004c0)='writemostly\n', 0xc)
r8 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/resync_start\x00', 0x1, 0x0)
write(r8, &(0x7f0000000540)='none\n', 0x5)
r9 = openat(0xffffffffffffff9c, &(0x7f0000000580)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r9, &(0x7f00000005c0)='active\n', 0x7)
r10 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/suspend_lo\x00', 0x1, 0x0)
write(r10, &(0x7f0000000640)='0\n', 0x2)

program did not crash
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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-write-close-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./nfsd/threads\x00', 0x2, 0x0)
write(r3, &(0x7f00000004c0)='2\n', 0x2)
close(r3)

program did not crash
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-close-openat-write-close-openat-write-close-openat-write-close-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:02.0/remove\x00', 0x1, 0x0)
write(r1, &(0x7f00000000c0)='1', 0x1)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/devices/0000:00:03.0/remove\x00', 0x1, 0x0)
write(r2, &(0x7f00000000c0)='1', 0x1)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:1f.3/remove\x00', 0x1, 0x0)
write(r3, &(0x7f00000000c0)='1', 0x1)
close(r3)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r4, &(0x7f00000000c0)='1', 0x1)
close(r4)

program did not crash
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-mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./proc/sys/vm/drop_caches\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='1\n', 0x2)
mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000400)='./sys\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/system/memory/memory35/state\x00', 0x2, 0x0)
write(r1, &(0x7f0000000700)='offline\n', 0x8)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/system/memory/memory34/state\x00', 0x2, 0x0)
write(r2, &(0x7f0000000700)='offline\n', 0x8)

program did not crash
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}}): socket$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0)

program did not crash
single: failed to extract reproducer
bisect: bisecting 11 programs with base timeout 30s
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}}): [9, 3, 18, 2, 4, 3, 8, 10, 17, 15, 23]
detailed listing:
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/serio/devices/serio1/protocol\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='synaptics-smbus', 0xf)
close(r0)
nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/serio/devices/serio1/drvctl\x00', 0x1, 0x0)
write(r1, &(0x7f00000001c0)='reconnect', 0x9)
close(r1)
executing program 3:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_VERSION(r0, 0xc0406400, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
close(r0)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/module/zswap/parameters/compressor\x00', 0x2, 0x0)
write(r0, &(0x7f0000000100)='lz4hc\x00', 0x5)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/module/zswap/parameters/enabled\x00', 0x2, 0x0)
write(r1, &(0x7f0000000180)='1\x00', 0x1)
pipe2(&(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff}, 0x0)
write(r3, &(0x7f0000000240)='AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA', 0x40)
read(r2, &(0x7f0000800000)=""/64, 0x40)
write(r3, &(0x7f0000000240)='AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA', 0x40)
read(r2, &(0x7f0000801000)=""/64, 0x40)
write(r3, &(0x7f0000000240)='AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA', 0x40)
read(r2, &(0x7f0000802000)=""/64, 0x40)
write(r3, &(0x7f0000000240)='AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA', 0x40)
read(r2, &(0x7f0000803000)=""/64, 0x40)
madvise(&(0x7f0000000000/0x900000)=nil, 0x900000, 0x15)
mlock(&(0x7f0000000000/0x900000)=nil, 0x900000)
madvise(&(0x7f0000000000/0x900000)=nil, 0x900000, 0x16)
executing program 2:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0)
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000040)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./proc/fs/ext4/sda1/fc_info\x00', 0x0, 0x0)
read(r0, &(0x7f0000000100)=""/4096, 0x1000)
executing program 3:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=@newqdisc={0x30, 0x24, 0x405, 0x0, 0x0, {0x0, 0x0, 0x0, 0x1, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_clsact={0xb}]}, 0x30}}, 0x0)
sendto(r0, &(0x7f0000000100)="6c0000002c0005040000000000000000000000000100000000000000f2ffffff030000000a00010062617369630000003c0002003800020008000100010000002c0002002800010000000500000000006b6d700000000000000000000000000000000a000400000074657374", 0x6c, 0x0, 0x0, 0x0)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dev\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./dev\x00', &(0x7f0000000040)='devtmpfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/block2mtd/parameters/block2mtd\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='/dev/ram0,65536\x00', 0x10)
r1 = syz_open_dev$mtd(&(0x7f0000000180), 0x0, 0x2)
ioctl$MEMGETINFO(r1, 0x80204d01, &(0x7f00000001c0))
executing program 3:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./proc/sys/vm/drop_caches\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='1\n', 0x2)
mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000400)='./sys\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/system/memory/memory35/state\x00', 0x2, 0x0)
write(r1, &(0x7f0000000700)='offline\n', 0x8)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/system/memory/memory34/state\x00', 0x2, 0x0)
write(r2, &(0x7f0000000700)='offline\n', 0x8)
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:02.0/remove\x00', 0x1, 0x0)
write(r1, &(0x7f00000000c0)='1', 0x1)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/devices/0000:00:03.0/remove\x00', 0x1, 0x0)
write(r2, &(0x7f00000000c0)='1', 0x1)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:1f.3/remove\x00', 0x1, 0x0)
write(r3, &(0x7f00000000c0)='1', 0x1)
close(r3)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r4, &(0x7f00000000c0)='1', 0x1)
close(r4)
executing program 4:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./nfsd/threads\x00', 0x2, 0x0)
write(r3, &(0x7f00000004c0)='2\n', 0x2)
close(r3)
executing program 1:
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='md0\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/block/md0/md/level\x00', 0x1, 0x0)
write(r1, &(0x7f00000001c0)='raid1\n', 0x6)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r2, &(0x7f0000000240)='2\n', 0x2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f00000002c0)='1:0\n', 0x4)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r4, &(0x7f0000000340)='1:1\n', 0x4)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./sys/block/md0/md/dev-ram0/slot\x00', 0x1, 0x0)
write(r5, &(0x7f00000003c0)='0\n', 0x2)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
write(r6, &(0x7f0000000440)='1\n', 0x2)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r7, &(0x7f00000004c0)='writemostly\n', 0xc)
r8 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/resync_start\x00', 0x1, 0x0)
write(r8, &(0x7f0000000540)='none\n', 0x5)
r9 = openat(0xffffffffffffff9c, &(0x7f0000000580)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r9, &(0x7f00000005c0)='active\n', 0x7)
r10 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/suspend_lo\x00', 0x1, 0x0)
write(r10, &(0x7f0000000640)='0\n', 0x2)

program did not crash
replaying the whole log did not cause a kernel crash
single: executing 5 programs separately with timeout 1m40s
testing program (duration=1m40s, {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-openat-write-openat-write-openat-write-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\n', 0x4)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/block/md0/md/level\x00', 0x1, 0x0)
write(r1, &(0x7f00000001c0)='raid1\n', 0x6)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/block/md0/md/raid_disks\x00', 0x1, 0x0)
write(r2, &(0x7f0000000240)='2\n', 0x2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r3, &(0x7f00000002c0)='1:0\n', 0x4)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0)
write(r4, &(0x7f0000000340)='1:1\n', 0x4)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./sys/block/md0/md/dev-ram0/slot\x00', 0x1, 0x0)
write(r5, &(0x7f00000003c0)='0\n', 0x2)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/block/md0/md/dev-ram1/slot\x00', 0x1, 0x0)
write(r6, &(0x7f0000000440)='1\n', 0x2)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./sys/block/md0/md/dev-ram0/state\x00', 0x1, 0x0)
write(r7, &(0x7f00000004c0)='writemostly\n', 0xc)
r8 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/resync_start\x00', 0x1, 0x0)
write(r8, &(0x7f0000000540)='none\n', 0x5)
r9 = openat(0xffffffffffffff9c, &(0x7f0000000580)='./sys/block/md0/md/array_state\x00', 0x1, 0x0)
write(r9, &(0x7f00000005c0)='active\n', 0x7)
r10 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/block/md0/md/suspend_lo\x00', 0x1, 0x0)
write(r10, &(0x7f0000000640)='0\n', 0x2)

program did not crash
testing program (duration=1m40s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-write-close-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./nfsd/threads\x00', 0x2, 0x0)
write(r3, &(0x7f00000004c0)='2\n', 0x2)
close(r3)

program crashed: kernel BUG in svc_destroy
single: successfully extracted reproducer
found reproducer with 15 syscalls
minimizing guilty program
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-write-close-openat-write
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./nfsd/threads\x00', 0x2, 0x0)
write(r3, &(0x7f00000004c0)='2\n', 0x2)

program did not crash
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-write-close-openat-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(r2)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./nfsd/threads\x00', 0x2, 0x0)
close(r3)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-write-close-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(r2)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-openat-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-mount-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mkdirat-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000280)='proc\x00', 0x0, 0x0)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./proc\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-bind$inet-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
r1 = socket$inet(0x2, 0x2, 0x0)
bind$inet(r1, &(0x7f0000000100)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r2, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-socket$inet-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
socket$inet(0x2, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-listen-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
listen(r0, 0x80)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-bind$inet-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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}}): socket$inet-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
socket$inet(0x2, 0x1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, 0x0, 0x0)
close(0xffffffffffffffff)

program did not crash
testing program (duration=1m27.362615928s, {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-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440), 0x0)
close(0xffffffffffffffff)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m27.362615928s, {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-close
program crashed: kernel BUG in svc_destroy
simplifying C reproducer
testing compiled C program (duration=1m27.362615928s, {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-close
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=1m27.362615928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-close
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=1m27.362615928s, {Threaded:false Repeat:true 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-close
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=1m27.362615928s, {Threaded:false Repeat:true 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-close
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=1m27.362615928s, {Threaded:false Repeat:true 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-close
program did not crash
testing compiled C program (duration=1m27.362615928s, {Threaded:false Repeat:true 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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-close
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=1m27.362615928s, {Threaded:false Repeat:true 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-close
program crashed: kernel BUG in svc_destroy
testing program (duration=1m27.362615928s, {Threaded:false Repeat:true 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
testing program (duration=1m27.362615928s, {Threaded:false Repeat:true 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
testing program (duration=1m27.362615928s, {Threaded:false Repeat:true 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000440)='tcp 2049\n', 0x9)
close(0xffffffffffffffff)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
reproducing took 1h8m55.353819744s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at net/sunrpc/svc.c:605!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4439 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:svc_destroy+0x184/0x190 net/sunrpc/svc.c:605
Code: 5f 5d e9 3f e5 61 f8 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 24 ff ff ff 4c 89 ff e8 e6 72 7a f8 e9 17 ff ff ff e8 4c 18 29 f8 <0f> 0b e8 45 18 29 f8 0f 0b 0f 1f 00 55 41 57 41 56 41 55 41 54 53
RSP: 0018:ffffc90003dc7b10 EFLAGS: 00010293
RAX: ffffffff89592e34 RBX: ffff88802fb67450 RCX: ffff888024bfbc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003dc7cb8 R08: ffffffff90b33327 R09: 1ffffffff2166664
R10: dffffc0000000000 R11: fffffbfff2166665 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88802fb67468 R15: 0000000000000001
FS:  0000555556bd8500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f415795da08 CR3: 00000000272c6000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kref_put include/linux/kref.h:65 [inline]
 svc_put include/linux/sunrpc/svc.h:123 [inline]
 __write_ports_addxprt fs/nfsd/nfsctl.c:768 [inline]
 __write_ports fs/nfsd/nfsctl.c:794 [inline]
 write_ports+0xa26/0xb80 fs/nfsd/nfsctl.c:847
 nfsctl_transaction_write+0x105/0x150 fs/nfsd/nfsctl.c:114
 vfs_write+0x2dc/0x9a0 fs/read_write.c:582
 ksys_write+0x14d/0x260 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4156b9e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff2499b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f4156e25fa0 RCX: 00007f4156b9e159
RDX: 0000000000000009 RSI: 0000200000000440 RDI: 0000000000000003
RBP: 00007f4156c3506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4156e25fac R14: 00007f4156e25fa0 R15: 00007f4156e25fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:svc_destroy+0x184/0x190 net/sunrpc/svc.c:605
Code: 5f 5d e9 3f e5 61 f8 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 24 ff ff ff 4c 89 ff e8 e6 72 7a f8 e9 17 ff ff ff e8 4c 18 29 f8 <0f> 0b e8 45 18 29 f8 0f 0b 0f 1f 00 55 41 57 41 56 41 55 41 54 53
RSP: 0018:ffffc90003dc7b10 EFLAGS: 00010293
RAX: ffffffff89592e34 RBX: ffff88802fb67450 RCX: ffff888024bfbc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003dc7cb8 R08: ffffffff90b33327 R09: 1ffffffff2166664
R10: dffffc0000000000 R11: fffffbfff2166665 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88802fb67468 R15: 0000000000000001
FS:  0000555556bd8500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4156a70050 CR3: 00000000272c6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at net/sunrpc/svc.c:605!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4439 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:svc_destroy+0x184/0x190 net/sunrpc/svc.c:605
Code: 5f 5d e9 3f e5 61 f8 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 24 ff ff ff 4c 89 ff e8 e6 72 7a f8 e9 17 ff ff ff e8 4c 18 29 f8 <0f> 0b e8 45 18 29 f8 0f 0b 0f 1f 00 55 41 57 41 56 41 55 41 54 53
RSP: 0018:ffffc90003dc7b10 EFLAGS: 00010293
RAX: ffffffff89592e34 RBX: ffff88802fb67450 RCX: ffff888024bfbc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003dc7cb8 R08: ffffffff90b33327 R09: 1ffffffff2166664
R10: dffffc0000000000 R11: fffffbfff2166665 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88802fb67468 R15: 0000000000000001
FS:  0000555556bd8500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f415795da08 CR3: 00000000272c6000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kref_put include/linux/kref.h:65 [inline]
 svc_put include/linux/sunrpc/svc.h:123 [inline]
 __write_ports_addxprt fs/nfsd/nfsctl.c:768 [inline]
 __write_ports fs/nfsd/nfsctl.c:794 [inline]
 write_ports+0xa26/0xb80 fs/nfsd/nfsctl.c:847
 nfsctl_transaction_write+0x105/0x150 fs/nfsd/nfsctl.c:114
 vfs_write+0x2dc/0x9a0 fs/read_write.c:582
 ksys_write+0x14d/0x260 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4156b9e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff2499b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f4156e25fa0 RCX: 00007f4156b9e159
RDX: 0000000000000009 RSI: 0000200000000440 RDI: 0000000000000003
RBP: 00007f4156c3506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4156e25fac R14: 00007f4156e25fa0 R15: 00007f4156e25fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:svc_destroy+0x184/0x190 net/sunrpc/svc.c:605
Code: 5f 5d e9 3f e5 61 f8 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 24 ff ff ff 4c 89 ff e8 e6 72 7a f8 e9 17 ff ff ff e8 4c 18 29 f8 <0f> 0b e8 45 18 29 f8 0f 0b 0f 1f 00 55 41 57 41 56 41 55 41 54 53
RSP: 0018:ffffc90003dc7b10 EFLAGS: 00010293
RAX: ffffffff89592e34 RBX: ffff88802fb67450 RCX: ffff888024bfbc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003dc7cb8 R08: ffffffff90b33327 R09: 1ffffffff2166664
R10: dffffc0000000000 R11: fffffbfff2166665 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88802fb67468 R15: 0000000000000001
FS:  0000555556bd8500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4156a70050 CR3: 00000000272c6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400