Extracting prog: 1m18.805144002s
Minimizing prog: 18m13.799771958s
Simplifying prog options: 0s
Extracting C: 22.121459032s
Simplifying C: 3m30.520997452s


extracting reproducer from 18 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-mkdirat-ioctl$UFFDIO_COPY-sendmsg$IPCTNL_MSG_CT_NEW-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
r3 = userfaultfd(0x801)
ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x380})
ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000000000)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)
ioctl$UFFDIO_COPY(r3, 0xc028aa03, &(0x7f0000000040)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00001b1000/0x4000)=nil, 0x400000, 0x0, 0x2})
sendmsg$IPCTNL_MSG_CT_NEW(r2, &(0x7f0000000000)={0x0, 0xffffffffffffff3d, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="3800000003010000000000000000000002001100240001801400018008000100e000000108000200e00000010c0002800500010000000000"], 0x38}}, 0x0)
syz_emit_ethernet(0x3c8, &(0x7f00000009c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000980)={0x0, 0x4, [0x53fd27cd, 0x177, 0x7b5, 0x5a6]})

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
single: successfully extracted reproducer
found reproducer with 19 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-mkdirat-ioctl$UFFDIO_COPY-sendmsg$IPCTNL_MSG_CT_NEW
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
r3 = userfaultfd(0x801)
ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x380})
ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000000000)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)
ioctl$UFFDIO_COPY(r3, 0xc028aa03, &(0x7f0000000040)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00001b1000/0x4000)=nil, 0x400000, 0x0, 0x2})
sendmsg$IPCTNL_MSG_CT_NEW(r2, &(0x7f0000000000)={0x0, 0xffffffffffffff3d, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="3800000003010000000000000000000002001100240001801400018008000100e000000108000200e00000010c0002800500010000000000"], 0x38}}, 0x0)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-mkdirat-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
r2 = userfaultfd(0x801)
ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x380})
ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000000)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)
ioctl$UFFDIO_COPY(r2, 0xc028aa03, &(0x7f0000000040)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00001b1000/0x4000)=nil, 0x400000, 0x0, 0x2})

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
r2 = userfaultfd(0x801)
ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x380})
ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000000)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
r2 = userfaultfd(0x801)
ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x380})
ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000000)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-ioctl$UFFDIO_API-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
r2 = userfaultfd(0x801)
ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x380})
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-userfaultfd-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
userfaultfd(0x801)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mmap-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, 0xffffffffffffffff, 0x0)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-out-of-bounds Read in md5_block
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_route-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-getdents64-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
getdents64(r1, 0x0, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(0xffffffffffffffff, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-mkdirat-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-ioctl$VHOST_SET_VRING_BASE-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000100)={0x2, 0xd})
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x6c, 0x0, 0x1, 0x401, 0x0, 0x0, {0x2}, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @broadcast}, {0x8, 0x2, @dev}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}]}, @CTA_TUPLE_REPLY={0x24, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @multicast1}, {0x8, 0x2, @multicast1}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}]}, @CTA_STATUS_MASK={0x8, 0x1a, 0x1, 0x0, 0xdf52}]}, 0x6c}}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r1 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r1, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-out-of-bounds Read in md5_block
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, 0x0, &(0x7f00000000c0))
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), 0x0)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(0x0, &(0x7f0000000440), &(0x7f00000000c0), 0x0, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), 0x0, &(0x7f00000000c0), 0x0, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), 0x0, 0x0, 0xfffffffffffffffd)
mount(&(0x7f0000000400), &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(0x0, &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', 0x0, &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', 0x0, 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, 0x0)
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(0x0, 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, 0x0, 0x343806076c12c449)

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-out-of-bounds Read in md5_block
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-out-of-bounds Read in md5_block
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-out-of-bounds Read in md5_block
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-out-of-bounds Read in md5_block
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-out-of-bounds Read in md5_block
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-getsockopt$TIPC_DEST_DROPPABLE-add_key$user-mount-open-socket$nl_netfilter-mkdirat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000004000)='./mnt\x00', 0x1ff)
getsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd)
mount(&(0x7f0000000400)=@filename='\x00', &(0x7f0000000000)='./mnt\x00', &(0x7f0000000480)='ecryptfs\x00', 0x0, &(0x7f0000000500)='ecryptfs_sig=syz,ecryptfs_fnek_sig=syz,ecryptfs_cipher=aes,ecryptfs_key_bytes=16\x00')
r0 = open(&(0x7f00000001c0)='./mnt\x00', 0x8000, 0x129)
socket$nl_netfilter(0x10, 0x3, 0xc)
mkdirat(r0, &(0x7f0000000240)='./mnt\x00', 0x343806076c12c449)

program crashed: KASAN: slab-use-after-free Read in ecryptfs_write_tag_70_packet
validation run: crashed=true
reproducing took 27m26.49961901s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-use-after-free in ecryptfs_write_tag_70_packet+0x117b/0x1410 fs/ecryptfs/keystore.c:742
Read of size 4 at addr ffff88803ca69c98 by task syz.0.17/5916

CPU: 1 UID: 0 PID: 5916 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0x13d/0x4b0 mm/kasan/report.c:482
 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595
 ecryptfs_write_tag_70_packet+0x117b/0x1410 fs/ecryptfs/keystore.c:742
 ecryptfs_encrypt_filename fs/ecryptfs/crypto.c:1378 [inline]
 ecryptfs_encrypt_and_encode_filename+0x428/0xa60 fs/ecryptfs/crypto.c:1789
 ecryptfs_lookup+0x1f7/0x830 fs/ecryptfs/inode.c:402
 lookup_one_qstr_excl+0x1cd/0x250 fs/namei.c:1810
 __start_dirop fs/namei.c:2920 [inline]
 start_dirop fs/namei.c:2942 [inline]
 filename_create+0x1cf/0x400 fs/namei.c:5092
 filename_mkdirat+0xb9/0x5e0 fs/namei.c:5436
 __do_sys_mkdirat fs/namei.c:5464 [inline]
 __se_sys_mkdirat fs/namei.c:5461 [inline]
 __x64_sys_mkdirat+0x89/0xc0 fs/namei.c:5461
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f660f39e159
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:00007fff2e065058 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f660f625fa0 RCX: 00007f660f39e159
RDX: 343806076c12c449 RSI: 0000200000000240 RDI: 0000000000000003
RBP: 00007f660f43506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f660f625fac R14: 00007f660f625fa0 R15: 00007f660f625fa0
 </TASK>

Allocated by task 5916:
 kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
 kasan_save_track+0x14/0x30 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:409 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:426
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __do_kmalloc_node mm/slub.c:5414 [inline]
 __kvmalloc_node_noprof+0x35b/0x9b0 mm/slub.c:7014
 __do_sys_add_key+0x244/0x460 security/keys/keyctl.c:116
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Freed by task 5916:
 kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
 kasan_save_track+0x14/0x30 mm/kasan/common.c:78
 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:264 [inline]
 __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:296
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:2748 [inline]
 slab_free mm/slub.c:6508 [inline]
 kfree+0x22b/0x6d0 mm/slub.c:6801
 __do_sys_add_key+0x370/0x460 security/keys/keyctl.c:147
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88803ca69c00
 which belongs to the cache kmalloc-256 of size 256
The buggy address is located 152 bytes inside of
 freed 256-byte region [ffff88803ca69c00, ffff88803ca69d00)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3ca68
head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801c042b40 dead000000000100 dead000000000122
raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88801c042b40 dead000000000100 dead000000000122
head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 00fff00000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff
head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5815, tgid 5815 (syz-executor), ts 51265035662
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1871
 prep_new_page mm/page_alloc.c:1879 [inline]
 get_page_from_freelist+0x110d/0x35d0 mm/page_alloc.c:3943
 __alloc_frozen_pages_noprof+0x2eb/0x3300 mm/page_alloc.c:5436
 alloc_slab_page mm/slub.c:3347 [inline]
 allocate_slab mm/slub.c:3462 [inline]
 new_slab+0xa9/0x6e0 mm/slub.c:3513
 refill_objects+0xe3/0x410 mm/slub.c:7417
 refill_sheaf mm/slub.c:2885 [inline]
 __pcs_replace_empty_main+0x35e/0x650 mm/slub.c:4774
 alloc_from_pcs mm/slub.c:4850 [inline]
 slab_alloc_node mm/slub.c:4984 [inline]
 __do_kmalloc_node mm/slub.c:5413 [inline]
 __kmalloc_noprof+0x67c/0x840 mm/slub.c:5439
 _kmalloc_noprof include/linux/slab.h:995 [inline]
 _kzalloc_noprof include/linux/slab.h:1312 [inline]
 ops_init+0x77/0x5f0 net/core/net_namespace.c:127
 setup_net+0x118/0x3a0 net/core/net_namespace.c:443
 copy_net_ns+0x345/0x7a0 net/core/net_namespace.c:582
 create_new_namespaces+0x3ea/0xac0 kernel/nsproxy.c:132
 unshare_nsproxy_namespaces+0xf2/0x220 kernel/nsproxy.c:234
 ksys_unshare+0x4a2/0xa70 kernel/fork.c:3297
 __do_sys_unshare kernel/fork.c:3361 [inline]
 __se_sys_unshare kernel/fork.c:3359 [inline]
 __x64_sys_unshare+0x31/0x40 kernel/fork.c:3359
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 5805 tgid 5805 ts 50945671769 stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 __free_pages_prepare mm/page_alloc.c:1418 [inline]
 __free_frozen_pages+0x79f/0x10f0 mm/page_alloc.c:2962
 rcu_do_batch kernel/rcu/tree.c:2650 [inline]
 rcu_core+0x5f0/0x1260 kernel/rcu/tree.c:2919
 handle_softirqs+0x1e6/0x9d0 kernel/softirq.c:645
 __do_softirq kernel/softirq.c:679 [inline]
 invoke_softirq kernel/softirq.c:519 [inline]
 __irq_exit_rcu+0x16a/0x210 kernel/softirq.c:758
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674

Memory state around the buggy address:
 ffff88803ca69b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88803ca69c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88803ca69c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                            ^
 ffff88803ca69d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88803ca69d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-use-after-free in ecryptfs_write_tag_70_packet+0x117b/0x1410 fs/ecryptfs/keystore.c:742
Read of size 4 at addr ffff88803ca69c98 by task syz.0.17/5916

CPU: 1 UID: 0 PID: 5916 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0x13d/0x4b0 mm/kasan/report.c:482
 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595
 ecryptfs_write_tag_70_packet+0x117b/0x1410 fs/ecryptfs/keystore.c:742
 ecryptfs_encrypt_filename fs/ecryptfs/crypto.c:1378 [inline]
 ecryptfs_encrypt_and_encode_filename+0x428/0xa60 fs/ecryptfs/crypto.c:1789
 ecryptfs_lookup+0x1f7/0x830 fs/ecryptfs/inode.c:402
 lookup_one_qstr_excl+0x1cd/0x250 fs/namei.c:1810
 __start_dirop fs/namei.c:2920 [inline]
 start_dirop fs/namei.c:2942 [inline]
 filename_create+0x1cf/0x400 fs/namei.c:5092
 filename_mkdirat+0xb9/0x5e0 fs/namei.c:5436
 __do_sys_mkdirat fs/namei.c:5464 [inline]
 __se_sys_mkdirat fs/namei.c:5461 [inline]
 __x64_sys_mkdirat+0x89/0xc0 fs/namei.c:5461
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f660f39e159
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:00007fff2e065058 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f660f625fa0 RCX: 00007f660f39e159
RDX: 343806076c12c449 RSI: 0000200000000240 RDI: 0000000000000003
RBP: 00007f660f43506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f660f625fac R14: 00007f660f625fa0 R15: 00007f660f625fa0
 </TASK>

Allocated by task 5916:
 kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
 kasan_save_track+0x14/0x30 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:409 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:426
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __do_kmalloc_node mm/slub.c:5414 [inline]
 __kvmalloc_node_noprof+0x35b/0x9b0 mm/slub.c:7014
 __do_sys_add_key+0x244/0x460 security/keys/keyctl.c:116
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Freed by task 5916:
 kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
 kasan_save_track+0x14/0x30 mm/kasan/common.c:78
 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:264 [inline]
 __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:296
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:2748 [inline]
 slab_free mm/slub.c:6508 [inline]
 kfree+0x22b/0x6d0 mm/slub.c:6801
 __do_sys_add_key+0x370/0x460 security/keys/keyctl.c:147
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88803ca69c00
 which belongs to the cache kmalloc-256 of size 256
The buggy address is located 152 bytes inside of
 freed 256-byte region [ffff88803ca69c00, ffff88803ca69d00)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3ca68
head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801c042b40 dead000000000100 dead000000000122
raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88801c042b40 dead000000000100 dead000000000122
head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000
head: 00fff00000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff
head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5815, tgid 5815 (syz-executor), ts 51265035662
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1871
 prep_new_page mm/page_alloc.c:1879 [inline]
 get_page_from_freelist+0x110d/0x35d0 mm/page_alloc.c:3943
 __alloc_frozen_pages_noprof+0x2eb/0x3300 mm/page_alloc.c:5436
 alloc_slab_page mm/slub.c:3347 [inline]
 allocate_slab mm/slub.c:3462 [inline]
 new_slab+0xa9/0x6e0 mm/slub.c:3513
 refill_objects+0xe3/0x410 mm/slub.c:7417
 refill_sheaf mm/slub.c:2885 [inline]
 __pcs_replace_empty_main+0x35e/0x650 mm/slub.c:4774
 alloc_from_pcs mm/slub.c:4850 [inline]
 slab_alloc_node mm/slub.c:4984 [inline]
 __do_kmalloc_node mm/slub.c:5413 [inline]
 __kmalloc_noprof+0x67c/0x840 mm/slub.c:5439
 _kmalloc_noprof include/linux/slab.h:995 [inline]
 _kzalloc_noprof include/linux/slab.h:1312 [inline]
 ops_init+0x77/0x5f0 net/core/net_namespace.c:127
 setup_net+0x118/0x3a0 net/core/net_namespace.c:443
 copy_net_ns+0x345/0x7a0 net/core/net_namespace.c:582
 create_new_namespaces+0x3ea/0xac0 kernel/nsproxy.c:132
 unshare_nsproxy_namespaces+0xf2/0x220 kernel/nsproxy.c:234
 ksys_unshare+0x4a2/0xa70 kernel/fork.c:3297
 __do_sys_unshare kernel/fork.c:3361 [inline]
 __se_sys_unshare kernel/fork.c:3359 [inline]
 __x64_sys_unshare+0x31/0x40 kernel/fork.c:3359
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 5805 tgid 5805 ts 50945671769 stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 __free_pages_prepare mm/page_alloc.c:1418 [inline]
 __free_frozen_pages+0x79f/0x10f0 mm/page_alloc.c:2962
 rcu_do_batch kernel/rcu/tree.c:2650 [inline]
 rcu_core+0x5f0/0x1260 kernel/rcu/tree.c:2919
 handle_softirqs+0x1e6/0x9d0 kernel/softirq.c:645
 __do_softirq kernel/softirq.c:679 [inline]
 invoke_softirq kernel/softirq.c:519 [inline]
 __irq_exit_rcu+0x16a/0x210 kernel/softirq.c:758
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674

Memory state around the buggy address:
 ffff88803ca69b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88803ca69c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88803ca69c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                            ^
 ffff88803ca69d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88803ca69d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================