Extracting prog: 2m19.417737368s
Minimizing prog: 32m7.739770823s
Simplifying prog options: 6m9.829962294s
Extracting C: 1m32.284741709s
Simplifying C: 0s


extracting reproducer from 45 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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV-io_uring_register$IORING_REGISTER_PBUF_RING-syz_emit_ethernet-bpf$MAP_CREATE-bpf$BPF_RAW_TRACEPOINT_OPEN-sendmsg-kcmp
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
r0 = syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$eJzs281rHOUfAPDvTF7a/vqS/Gp9aa0aLUJQTJq0ag9eFAWRioIe6jEm2xK6baSJYmuxqYgnQQp6Fo+if4E3EUQ9CV49eZJC0V7aeorM7Ey62WYTazaZ2P18YLPPM/PszvebeXv2eXYD6FpD2Z8kYkdE/BoRA43q0gZDjafrV89P3rh6fjKJhYXX/kjydteunp8sm5av215UhtOI9MOk2MhSs2fPnZyo12tnivro3Km3RmfPnnvinVMTJ2onaqfHjxw5fGjs6afGn+xInlle1/a9P7N/74tvXHp58tilN3/8Oot3R7G+OY9OGcoS/3Mh17ru0U5vrGI7m8pJb4WBcFt6IiLbXX35+T8QPXFz5w3ECx9UGhywrrJ705b2q+cXgDtYElVHAFSjvNFnn3/LxwZ1PTaFK882PgBleV8vHo01vZEWbfpaPt920lBEHJv/6/PsEes0DgEA0Ozjyc+O9kfEeze+einrewwsrknjnvz5t/zvrmIOZTAi/h8RuyPirojYExF3R+Rt742I+9YYz639n/TyGt9yRVn/75libmtp/6/s/cVgT1HbmefflxyfrtcOFv+T4ejbktXHVtjGt8//8km7dc39v+yRbb/sCxZxXO5tGaCbmpibyDulHXDlYsS+3uXyTxZnApKI2BsR+27vrXeVhenHvtzfrtHq+a+gA/NMC19k6c1n+c9HS/6lpHl+cvqW+cnRrVGvHRwtj4pb/fTzR6+22/6a8u+AK7XGc9P+b20ymDTP1852dvv/8vhP+5PX83nm/mLZuxNzc2fGIvqTo3l9yfLxm68t62X77PgfPrD8+b+7eE2W//0RkR3ED0TEgxHxUBH7wxHxSEQcWCHHH55bPf9IK9r/FyOmlr3+LR7/Lfv/9gs9J7//pt32/9n+P5yXhosl+fVvFcuFk10uWgNcy/8OAAAA/ivS/DvwSTqyWE7TkZHGd/j3xP/S+szs3OPHZ94+PdX4rvxg9KXlSNdAMR5an67XxpL54h0b46PjxVhxOV56qBg3/rRnW14fmZypT1WcO3S77W3O/8zvPVVHB6yzbcsuHe/f8ECACrTOo6dLqxdeCRcDuFP5vTZ0r1XO/3Sj4gA2nvs/dK/lzv8LLXVzAXBncv+H7uX8hy6Vfld1BECF3P+hK63ld/3rWNi6OcKoprBZd0peiCgL6aaIR2GdClVfmQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADrj7wAAAP//KFzmgQ==")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r4=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)
io_uring_register$IORING_REGISTER_PBUF_RING(r0, 0x22, &(0x7f0000000380)={&(0x7f0000003000)}, 0x1)
syz_emit_ethernet(0x6e, &(0x7f0000000800)={@random="617e71b72b5f", @link_local={0x17, 0x80, 0xc2, 0x2, 0x9}, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "d23396", 0x38, 0x3a, 0xff, @remote, @mcast2, {[], @pkt_toobig={0x2, 0x0, 0x0, 0x9, {0x7, 0x6, "3c9377", 0x5, 0x2c, 0xff, @mcast1, @loopback, [@hopopts={0x33}]}}}}}}}, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="02000000040000002600000007"], 0x48)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000000)={&(0x7f0000000100)='kmem_cache_free\x00'}, 0x10)
sendmsg(0xffffffffffffffff, &(0x7f0000002ec0)={0x0, 0x0, &(0x7f0000002c40)=[{&(0x7f0000002b80)="b2", 0x1}], 0x1}, 0x4000)
kcmp(0x0, 0x0, 0x2, 0xffffffffffffffff, 0xffffffffffffffff)

program crashed: possible deadlock in ext4_writepages
single: successfully extracted reproducer
found reproducer with 20 syscalls
minimizing guilty program
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV-io_uring_register$IORING_REGISTER_PBUF_RING-syz_emit_ethernet-bpf$MAP_CREATE-bpf$BPF_RAW_TRACEPOINT_OPEN-sendmsg
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
r0 = syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r4=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)
io_uring_register$IORING_REGISTER_PBUF_RING(r0, 0x22, &(0x7f0000000380)={&(0x7f0000003000)}, 0x1)
syz_emit_ethernet(0x6e, &(0x7f0000000800)={@random="617e71b72b5f", @link_local={0x17, 0x80, 0xc2, 0x2, 0x9}, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "d23396", 0x38, 0x3a, 0xff, @remote, @mcast2, {[], @pkt_toobig={0x2, 0x0, 0x0, 0x9, {0x7, 0x6, "3c9377", 0x5, 0x2c, 0xff, @mcast1, @loopback, [@hopopts={0x33}]}}}}}}}, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="02000000040000002600000007"], 0x48)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000000)={&(0x7f0000000100)='kmem_cache_free\x00'}, 0x10)
sendmsg(0xffffffffffffffff, &(0x7f0000002ec0)={0x0, 0x0, &(0x7f0000002c40)=[{&(0x7f0000002b80)="b2", 0x1}], 0x1}, 0x4000)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV-io_uring_register$IORING_REGISTER_PBUF_RING-syz_emit_ethernet-bpf$MAP_CREATE-bpf$BPF_RAW_TRACEPOINT_OPEN
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
r0 = syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r4=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)
io_uring_register$IORING_REGISTER_PBUF_RING(r0, 0x22, &(0x7f0000000380)={&(0x7f0000003000)}, 0x1)
syz_emit_ethernet(0x6e, &(0x7f0000000800)={@random="617e71b72b5f", @link_local={0x17, 0x80, 0xc2, 0x2, 0x9}, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "d23396", 0x38, 0x3a, 0xff, @remote, @mcast2, {[], @pkt_toobig={0x2, 0x0, 0x0, 0x9, {0x7, 0x6, "3c9377", 0x5, 0x2c, 0xff, @mcast1, @loopback, [@hopopts={0x33}]}}}}}}}, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="02000000040000002600000007"], 0x48)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000000)={&(0x7f0000000100)='kmem_cache_free\x00'}, 0x10)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV-io_uring_register$IORING_REGISTER_PBUF_RING-syz_emit_ethernet-bpf$MAP_CREATE
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
r0 = syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$eJzs281rHOUfAPDvTF7a/vqS/Gp9aa0aLUJQTJq0ag9eFAWRioIe6jEm2xK6baSJYmuxqYgnQQp6Fo+if4E3EUQ9CV49eZJC0V7aeorM7Ey62WYTazaZ2P18YLPPM/PszvebeXv2eXYD6FpD2Z8kYkdE/BoRA43q0gZDjafrV89P3rh6fjKJhYXX/kjydteunp8sm5av215UhtOI9MOk2MhSs2fPnZyo12tnivro3Km3RmfPnnvinVMTJ2onaqfHjxw5fGjs6afGn+xInlle1/a9P7N/74tvXHp58tilN3/8Oot3R7G+OY9OGcoS/3Mh17ru0U5vrGI7m8pJb4WBcFt6IiLbXX35+T8QPXFz5w3ECx9UGhywrrJ705b2q+cXgDtYElVHAFSjvNFnn3/LxwZ1PTaFK882PgBleV8vHo01vZEWbfpaPt920lBEHJv/6/PsEes0DgEA0Ozjyc+O9kfEeze+einrewwsrknjnvz5t/zvrmIOZTAi/h8RuyPirojYExF3R+Rt742I+9YYz639n/TyGt9yRVn/75libmtp/6/s/cVgT1HbmefflxyfrtcOFv+T4ejbktXHVtjGt8//8km7dc39v+yRbb/sCxZxXO5tGaCbmpibyDulHXDlYsS+3uXyTxZnApKI2BsR+27vrXeVhenHvtzfrtHq+a+gA/NMC19k6c1n+c9HS/6lpHl+cvqW+cnRrVGvHRwtj4pb/fTzR6+22/6a8u+AK7XGc9P+b20ymDTP1852dvv/8vhP+5PX83nm/mLZuxNzc2fGIvqTo3l9yfLxm68t62X77PgfPrD8+b+7eE2W//0RkR3ED0TEgxHxUBH7wxHxSEQcWCHHH55bPf9IK9r/FyOmlr3+LR7/Lfv/9gs9J7//pt32/9n+P5yXhosl+fVvFcuFk10uWgNcy/8OAAAA/ivS/DvwSTqyWE7TkZHGd/j3xP/S+szs3OPHZ94+PdX4rvxg9KXlSNdAMR5an67XxpL54h0b46PjxVhxOV56qBg3/rRnW14fmZypT1WcO3S77W3O/8zvPVVHB6yzbcsuHe/f8ECACrTOo6dLqxdeCRcDuFP5vTZ0r1XO/3Sj4gA2nvs/dK/lzv8LLXVzAXBncv+H7uX8hy6Vfld1BECF3P+hK63ld/3rWNi6OcKoprBZd0peiCgL6aaIR2GdClVfmQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADrj7wAAAP//KFzmgQ==")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r4=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)
io_uring_register$IORING_REGISTER_PBUF_RING(r0, 0x22, &(0x7f0000000380)={&(0x7f0000003000)}, 0x1)
syz_emit_ethernet(0x6e, &(0x7f0000000800)={@random="617e71b72b5f", @link_local={0x17, 0x80, 0xc2, 0x2, 0x9}, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "d23396", 0x38, 0x3a, 0xff, @remote, @mcast2, {[], @pkt_toobig={0x2, 0x0, 0x0, 0x9, {0x7, 0x6, "3c9377", 0x5, 0x2c, 0xff, @mcast1, @loopback, [@hopopts={0x33}]}}}}}}}, 0x0)
bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="02000000040000002600000007"], 0x48)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV-io_uring_register$IORING_REGISTER_PBUF_RING-syz_emit_ethernet
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
r0 = syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r4=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)
io_uring_register$IORING_REGISTER_PBUF_RING(r0, 0x22, &(0x7f0000000380)={&(0x7f0000003000)}, 0x1)
syz_emit_ethernet(0x6e, &(0x7f0000000800)={@random="617e71b72b5f", @link_local={0x17, 0x80, 0xc2, 0x2, 0x9}, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "d23396", 0x38, 0x3a, 0xff, @remote, @mcast2, {[], @pkt_toobig={0x2, 0x0, 0x0, 0x9, {0x7, 0x6, "3c9377", 0x5, 0x2c, 0xff, @mcast1, @loopback, [@hopopts={0x33}]}}}}}}}, 0x0)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV-io_uring_register$IORING_REGISTER_PBUF_RING
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
r0 = syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r1, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r2}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$eJzs281rHOUfAPDvTF7a/vqS/Gp9aa0aLUJQTJq0ag9eFAWRioIe6jEm2xK6baSJYmuxqYgnQQp6Fo+if4E3EUQ9CV49eZJC0V7aeorM7Ey62WYTazaZ2P18YLPPM/PszvebeXv2eXYD6FpD2Z8kYkdE/BoRA43q0gZDjafrV89P3rh6fjKJhYXX/kjydteunp8sm5av215UhtOI9MOk2MhSs2fPnZyo12tnivro3Km3RmfPnnvinVMTJ2onaqfHjxw5fGjs6afGn+xInlle1/a9P7N/74tvXHp58tilN3/8Oot3R7G+OY9OGcoS/3Mh17ru0U5vrGI7m8pJb4WBcFt6IiLbXX35+T8QPXFz5w3ECx9UGhywrrJ705b2q+cXgDtYElVHAFSjvNFnn3/LxwZ1PTaFK882PgBleV8vHo01vZEWbfpaPt920lBEHJv/6/PsEes0DgEA0Ozjyc+O9kfEeze+einrewwsrknjnvz5t/zvrmIOZTAi/h8RuyPirojYExF3R+Rt742I+9YYz639n/TyGt9yRVn/75libmtp/6/s/cVgT1HbmefflxyfrtcOFv+T4ejbktXHVtjGt8//8km7dc39v+yRbb/sCxZxXO5tGaCbmpibyDulHXDlYsS+3uXyTxZnApKI2BsR+27vrXeVhenHvtzfrtHq+a+gA/NMC19k6c1n+c9HS/6lpHl+cvqW+cnRrVGvHRwtj4pb/fTzR6+22/6a8u+AK7XGc9P+b20ymDTP1852dvv/8vhP+5PX83nm/mLZuxNzc2fGIvqTo3l9yfLxm68t62X77PgfPrD8+b+7eE2W//0RkR3ED0TEgxHxUBH7wxHxSEQcWCHHH55bPf9IK9r/FyOmlr3+LR7/Lfv/9gs9J7//pt32/9n+P5yXhosl+fVvFcuFk10uWgNcy/8OAAAA/ivS/DvwSTqyWE7TkZHGd/j3xP/S+szs3OPHZ94+PdX4rvxg9KXlSNdAMR5an67XxpL54h0b46PjxVhxOV56qBg3/rRnW14fmZypT1WcO3S77W3O/8zvPVVHB6yzbcsuHe/f8ECACrTOo6dLqxdeCRcDuFP5vTZ0r1XO/3Sj4gA2nvs/dK/lzv8LLXVzAXBncv+H7uX8hy6Vfld1BECF3P+hK63ld/3rWNi6OcKoprBZd0peiCgL6aaIR2GdClVfmQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADrj7wAAAP//KFzmgQ==")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r4=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)
io_uring_register$IORING_REGISTER_PBUF_RING(r0, 0x22, &(0x7f0000000380)={&(0x7f0000003000)}, 0x1)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154-sendmsg$IEEE802154_LLSEC_ADD_DEV
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000340)={'wpan0\x00', <r3=>0x0})
sendmsg$IEEE802154_LLSEC_ADD_DEV(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x50, 0x0, 0x852dd6c070cd7e4d, 0x0, 0x0, {}, [@IEEE802154_ATTR_LLSEC_FRAME_COUNTER={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_DEV_KEY_MODE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6}]}, 0x50}, 0x4, 0x700000000000000}, 0x0)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic-ioctl$sock_SIOCGIFINDEX_802154
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000340)={'wpan0\x00'})

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat-syz_init_net_socket$nl_generic
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4-symlinkat
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")
symlinkat(&(0x7f0000002040)='./file0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0xffffffffffffff9c, 0x0)

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-mknod$loop
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
mknod$loop(&(0x7f0000000180)='./file0\x00', 0x6000, 0x0)

program did not crash
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000003c0)={&(0x7f0000000140)='kmem_cache_free\x00', r1}, 0x10)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$eJzs281rHOUfAPDvTF7a/vqS/Gp9aa0aLUJQTJq0ag9eFAWRioIe6jEm2xK6baSJYmuxqYgnQQp6Fo+if4E3EUQ9CV49eZJC0V7aeorM7Ey62WYTazaZ2P18YLPPM/PszvebeXv2eXYD6FpD2Z8kYkdE/BoRA43q0gZDjafrV89P3rh6fjKJhYXX/kjydteunp8sm5av215UhtOI9MOk2MhSs2fPnZyo12tnivro3Km3RmfPnnvinVMTJ2onaqfHjxw5fGjs6afGn+xInlle1/a9P7N/74tvXHp58tilN3/8Oot3R7G+OY9OGcoS/3Mh17ru0U5vrGI7m8pJb4WBcFt6IiLbXX35+T8QPXFz5w3ECx9UGhywrrJ705b2q+cXgDtYElVHAFSjvNFnn3/LxwZ1PTaFK882PgBleV8vHo01vZEWbfpaPt920lBEHJv/6/PsEes0DgEA0Ozjyc+O9kfEeze+einrewwsrknjnvz5t/zvrmIOZTAi/h8RuyPirojYExF3R+Rt742I+9YYz639n/TyGt9yRVn/75libmtp/6/s/cVgT1HbmefflxyfrtcOFv+T4ejbktXHVtjGt8//8km7dc39v+yRbb/sCxZxXO5tGaCbmpibyDulHXDlYsS+3uXyTxZnApKI2BsR+27vrXeVhenHvtzfrtHq+a+gA/NMC19k6c1n+c9HS/6lpHl+cvqW+cnRrVGvHRwtj4pb/fTzR6+22/6a8u+AK7XGc9P+b20ymDTP1852dvv/8vhP+5PX83nm/mLZuxNzc2fGIvqTo3l9yfLxm68t62X77PgfPrD8+b+7eE2W//0RkR3ED0TEgxHxUBH7wxHxSEQcWCHHH55bPf9IK9r/FyOmlr3+LR7/Lfv/9gs9J7//pt32/9n+P5yXhosl+fVvFcuFk10uWgNcy/8OAAAA/ivS/DvwSTqyWE7TkZHGd/j3xP/S+szs3OPHZ94+PdX4rvxg9KXlSNdAMR5an67XxpL54h0b46PjxVhxOV56qBg3/rRnW14fmZypT1WcO3S77W3O/8zvPVVHB6yzbcsuHe/f8ECACrTOo6dLqxdeCRcDuFP5vTZ0r1XO/3Sj4gA2nvs/dK/lzv8LLXVzAXBncv+H7uX8hy6Vfld1BECF3P+hK63ld/3rWNi6OcKoprBZd0peiCgL6aaIR2GdClVfmQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADrj7wAAAP//KFzmgQ==")

program crashed: possible deadlock in ext4_writepages
program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000280)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-bpf$PROG_LOAD-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
bpf$PROG_LOAD(0x5, &(0x7f0000000980)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000b2e900007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffec5, 0x0, 0x0, 0x0, 0x200}, 0x94)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-bpf$MAP_CREATE-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
bpf$MAP_CREATE(0x0, &(0x7f0000001b80)=ANY=[@ANYBLOB="0600000004000000080000000a"], 0x50)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_io_uring_setup-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_io_uring_setup(0x3fb1, &(0x7f0000000300)={0x0, 0x9cae, 0x40, 0x5, 0xd6}, &(0x7f0000000100), &(0x7f00000000c0))
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-openat-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x2, 0x118)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): bpf$MAP_CREATE-syz_mount_image$ext4
detailed listing:
executing program 0:
bpf$MAP_CREATE(0x0, &(0x7f00000040c0)=ANY=[], 0x50)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
testing program (duration=45.71156968s, {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}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
extracting C reproducer
testing compiled C program (duration=45.71156968s, {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}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
a never seen crash title: WARNING in ext4_xattr_inode_update_ref, ignore
simplifying guilty program options
testing program (duration=45.71156968s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
extracting C reproducer
testing compiled C program (duration=45.71156968s, {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}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
a never seen crash title: WARNING in ext4_xattr_inode_update_ref, ignore
testing program (duration=45.71156968s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
extracting C reproducer
testing compiled C program (duration=45.71156968s, {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}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
a never seen crash title: WARNING in ext4_xattr_inode_update_ref, ignore
testing program (duration=45.71156968s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
validation run: crashed=true
testing program (duration=45.71156968s, {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}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
validation run: crashed=true
testing program (duration=45.71156968s, {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}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@nodioread_nolock}, {@errors_remount}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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")

program crashed: possible deadlock in ext4_writepages
validation run: crashed=true
reproducing took 45m44.504056651s
repro crashed as (corrupted=false):
syz.0.17[5932]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
loop0: detected capacity change from 0 to 512
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/5932 is trying to acquire lock:
ffff88807f7cabd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages_down_read fs/ext4/ext4.h:1767 [inline]
ffff88807f7cabd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x170/0x2f0 fs/ext4/inode.c:2806

but task is already holding lock:
ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_write_trylock_xattr fs/ext4/xattr.h:162 [inline]
ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_try_to_expand_extra_isize fs/ext4/inode.c:6007 [inline]
ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0 fs/ext4/inode.c:6088

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (&ei->xattr_sem){++++}-{3:3}:
       down_read+0x46/0x2e0 kernel/locking/rwsem.c:1520
       ext4_setattr+0x86b/0x1c90 fs/ext4/inode.c:5490
       notify_change+0xb0d/0xe10 fs/attr.c:499
       chown_common+0x3f9/0x5a0 fs/open.c:783
       do_fchownat+0x168/0x270 fs/open.c:814
       __do_sys_chown fs/open.c:834 [inline]
       __se_sys_chown fs/open.c:832 [inline]
       __x64_sys_chown+0x82/0x90 fs/open.c:832
       do_syscall_x64 arch/x86/entry/common.c:51 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

-> #1 (jbd2_handle){++++}-{0:0}:
       start_this_handle+0x1e9d/0x20c0 fs/jbd2/transaction.c:448
       jbd2__journal_start+0x2bb/0x5b0 fs/jbd2/transaction.c:505
       __ext4_journal_start_sb+0x203/0x570 fs/ext4/ext4_jbd2.c:112
       __ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
       ext4_do_writepages+0xf92/0x38d0 fs/ext4/inode.c:2701
       ext4_writepages+0x1a8/0x2f0 fs/ext4/inode.c:2807
       do_writepages+0x3a2/0x600 mm/page-writeback.c:2575
       filemap_fdatawrite_wbc+0x122/0x180 mm/filemap.c:390
       __filemap_fdatawrite_range mm/filemap.c:423 [inline]
       file_write_and_wait_range+0x171/0x240 mm/filemap.c:781
       ext4_sync_file+0x281/0xc10 fs/ext4/fsync.c:158
       vfs_fsync_range fs/sync.c:188 [inline]
       vfs_fsync fs/sync.c:202 [inline]
       do_fsync fs/sync.c:212 [inline]
       __do_sys_fsync fs/sync.c:220 [inline]
       __se_sys_fsync fs/sync.c:218 [inline]
       __x64_sys_fsync+0x195/0x1d0 fs/sync.c:218
       do_syscall_x64 arch/x86/entry/common.c:51 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

-> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
       check_prev_add kernel/locking/lockdep.c:3134 [inline]
       check_prevs_add kernel/locking/lockdep.c:3253 [inline]
       validate_chain kernel/locking/lockdep.c:3869 [inline]
       __lock_acquire+0x2ddb/0x7c80 kernel/locking/lockdep.c:5137
       lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
       percpu_down_read+0x44/0x1a0 include/linux/percpu-rwsem.h:51
       ext4_writepages_down_read fs/ext4/ext4.h:1767 [inline]
       ext4_writepages+0x170/0x2f0 fs/ext4/inode.c:2806
       do_writepages+0x3a2/0x600 mm/page-writeback.c:2575
       __writeback_single_inode+0x153/0xee0 fs/fs-writeback.c:1635
       writeback_single_inode+0x211/0x720 fs/fs-writeback.c:1756
       write_inode_now+0x161/0x1e0 fs/fs-writeback.c:2802
       iput_final fs/inode.c:1807 [inline]
       iput+0x5b2/0x920 fs/inode.c:1846
       ext4_xattr_block_set+0x273a/0x32a0 fs/ext4/xattr.c:2211
       ext4_xattr_move_to_block fs/ext4/xattr.c:2679 [inline]
       ext4_xattr_make_inode_space fs/ext4/xattr.c:2754 [inline]
       ext4_expand_extra_isize_ea+0x10ea/0x19e0 fs/ext4/xattr.c:2846
       __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5967
       ext4_try_to_expand_extra_isize fs/ext4/inode.c:6010 [inline]
       __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6088
       ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
       evict+0x486/0x870 fs/inode.c:705
       ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
       __ext4_fill_super fs/ext4/super.c:5601 [inline]
       ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
       get_tree_bdev+0x3e4/0x510 fs/super.c:1591
       vfs_get_tree+0x8c/0x280 fs/super.c:1764
       do_new_mount+0x24b/0xa40 fs/namespace.c:3386
       do_mount fs/namespace.c:3726 [inline]
       __do_sys_mount fs/namespace.c:3935 [inline]
       __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
       do_syscall_x64 arch/x86/entry/common.c:51 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

other info that might help us debug this:

Chain exists of:
  &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&ei->xattr_sem);
                               lock(jbd2_handle);
                               lock(&ei->xattr_sem);
  rlock(&sbi->s_writepages_rwsem);

 *** DEADLOCK ***

3 locks held by syz.0.17/5932:
 #0: ffff88807f7c80e0 (&type->s_umount_key#31){++++}-{3:3}, at: __super_lock fs/super.c:56 [inline]
 #0: ffff88807f7c80e0 (&type->s_umount_key#31){++++}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline]
 #0: ffff88807f7c80e0 (&type->s_umount_key#31){++++}-{3:3}, at: get_tree_bdev+0x344/0x510 fs/super.c:1589
 #1: ffff88807f7c8608 (sb_internal){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1633 [inline]
 #1: ffff88807f7c8608 (sb_internal){.+.+}-{0:0}, at: sb_start_intwrite include/linux/fs.h:1755 [inline]
 #1: ffff88807f7c8608 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2b9/0xea0 fs/ext4/inode.c:213
 #2: ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_write_trylock_xattr fs/ext4/xattr.h:162 [inline]
 #2: ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_try_to_expand_extra_isize fs/ext4/inode.c:6007 [inline]
 #2: ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0 fs/ext4/inode.c:6088

stack backtrace:
CPU: 1 PID: 5932 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106
 check_noncircular+0x2bd/0x3c0 kernel/locking/lockdep.c:2187
 check_prev_add kernel/locking/lockdep.c:3134 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain kernel/locking/lockdep.c:3869 [inline]
 __lock_acquire+0x2ddb/0x7c80 kernel/locking/lockdep.c:5137
 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
 percpu_down_read+0x44/0x1a0 include/linux/percpu-rwsem.h:51
 ext4_writepages_down_read fs/ext4/ext4.h:1767 [inline]
 ext4_writepages+0x170/0x2f0 fs/ext4/inode.c:2806
 do_writepages+0x3a2/0x600 mm/page-writeback.c:2575
 __writeback_single_inode+0x153/0xee0 fs/fs-writeback.c:1635
 writeback_single_inode+0x211/0x720 fs/fs-writeback.c:1756
 write_inode_now+0x161/0x1e0 fs/fs-writeback.c:2802
 iput_final fs/inode.c:1807 [inline]
 iput+0x5b2/0x920 fs/inode.c:1846
 ext4_xattr_block_set+0x273a/0x32a0 fs/ext4/xattr.c:2211
 ext4_xattr_move_to_block fs/ext4/xattr.c:2679 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2754 [inline]
 ext4_expand_extra_isize_ea+0x10ea/0x19e0 fs/ext4/xattr.c:2846
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5967
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6010 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6088
 ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
 __ext4_fill_super fs/ext4/super.c:5601 [inline]
 ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6331b90eea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdaf0088d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffdaf008960 RCX: 00007f6331b90eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffdaf008920
RBP: 0000200000000180 R08: 00007ffdaf008960 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffdaf008920 R14: 000000000000046f R15: 000000000000002c
 </TASK>
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 0 PID: 5932 at fs/ext4/xattr.c:1075 ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1073
Modules linked in:
CPU: 0 PID: 5932 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1073
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 06 2c 9a ff 49 8b 37 48 c7 c7 a0 c6 be 8a 89 da e8 35 3a 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 7f a3 24 08
RSP: 0018:ffffc900045bf1c0 EFLAGS: 00010246
RAX: 2a4b1e132d843d00 RBX: 0000000000000002 RCX: ffff888027eeda00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900045bf2b8 R08: ffffc900045bedc7 R09: 1ffff920008b7db8
R10: dffffc0000000000 R11: fffff520008b7db9 R12: dffffc0000000000
R13: ffff888075bff2a8 R14: ffff888075bff0b0 R15: ffff888075bff100
FS:  0000555568ac5500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f369d21e000 CR3: 000000006dd74000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1098 [inline]
 ext4_xattr_set_entry+0xcda/0x1e90 fs/ext4/xattr.c:1736
 ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2283
 ext4_xattr_move_to_block fs/ext4/xattr.c:2686 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2754 [inline]
 ext4_expand_extra_isize_ea+0x113a/0x19e0 fs/ext4/xattr.c:2846
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5967
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6010 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6088
 ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
 __ext4_fill_super fs/ext4/super.c:5601 [inline]
 ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6331b90eea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdaf0088d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffdaf008960 RCX: 00007f6331b90eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffdaf008920
RBP: 0000200000000180 R08: 00007ffdaf008960 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffdaf008920 R14: 000000000000046f R15: 000000000000002c
 </TASK>

final repro crashed as (corrupted=false):
syz.0.17[5932]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
loop0: detected capacity change from 0 to 512
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/5932 is trying to acquire lock:
ffff88807f7cabd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages_down_read fs/ext4/ext4.h:1767 [inline]
ffff88807f7cabd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x170/0x2f0 fs/ext4/inode.c:2806

but task is already holding lock:
ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_write_trylock_xattr fs/ext4/xattr.h:162 [inline]
ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_try_to_expand_extra_isize fs/ext4/inode.c:6007 [inline]
ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0 fs/ext4/inode.c:6088

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (&ei->xattr_sem){++++}-{3:3}:
       down_read+0x46/0x2e0 kernel/locking/rwsem.c:1520
       ext4_setattr+0x86b/0x1c90 fs/ext4/inode.c:5490
       notify_change+0xb0d/0xe10 fs/attr.c:499
       chown_common+0x3f9/0x5a0 fs/open.c:783
       do_fchownat+0x168/0x270 fs/open.c:814
       __do_sys_chown fs/open.c:834 [inline]
       __se_sys_chown fs/open.c:832 [inline]
       __x64_sys_chown+0x82/0x90 fs/open.c:832
       do_syscall_x64 arch/x86/entry/common.c:51 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

-> #1 (jbd2_handle){++++}-{0:0}:
       start_this_handle+0x1e9d/0x20c0 fs/jbd2/transaction.c:448
       jbd2__journal_start+0x2bb/0x5b0 fs/jbd2/transaction.c:505
       __ext4_journal_start_sb+0x203/0x570 fs/ext4/ext4_jbd2.c:112
       __ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
       ext4_do_writepages+0xf92/0x38d0 fs/ext4/inode.c:2701
       ext4_writepages+0x1a8/0x2f0 fs/ext4/inode.c:2807
       do_writepages+0x3a2/0x600 mm/page-writeback.c:2575
       filemap_fdatawrite_wbc+0x122/0x180 mm/filemap.c:390
       __filemap_fdatawrite_range mm/filemap.c:423 [inline]
       file_write_and_wait_range+0x171/0x240 mm/filemap.c:781
       ext4_sync_file+0x281/0xc10 fs/ext4/fsync.c:158
       vfs_fsync_range fs/sync.c:188 [inline]
       vfs_fsync fs/sync.c:202 [inline]
       do_fsync fs/sync.c:212 [inline]
       __do_sys_fsync fs/sync.c:220 [inline]
       __se_sys_fsync fs/sync.c:218 [inline]
       __x64_sys_fsync+0x195/0x1d0 fs/sync.c:218
       do_syscall_x64 arch/x86/entry/common.c:51 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

-> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
       check_prev_add kernel/locking/lockdep.c:3134 [inline]
       check_prevs_add kernel/locking/lockdep.c:3253 [inline]
       validate_chain kernel/locking/lockdep.c:3869 [inline]
       __lock_acquire+0x2ddb/0x7c80 kernel/locking/lockdep.c:5137
       lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
       percpu_down_read+0x44/0x1a0 include/linux/percpu-rwsem.h:51
       ext4_writepages_down_read fs/ext4/ext4.h:1767 [inline]
       ext4_writepages+0x170/0x2f0 fs/ext4/inode.c:2806
       do_writepages+0x3a2/0x600 mm/page-writeback.c:2575
       __writeback_single_inode+0x153/0xee0 fs/fs-writeback.c:1635
       writeback_single_inode+0x211/0x720 fs/fs-writeback.c:1756
       write_inode_now+0x161/0x1e0 fs/fs-writeback.c:2802
       iput_final fs/inode.c:1807 [inline]
       iput+0x5b2/0x920 fs/inode.c:1846
       ext4_xattr_block_set+0x273a/0x32a0 fs/ext4/xattr.c:2211
       ext4_xattr_move_to_block fs/ext4/xattr.c:2679 [inline]
       ext4_xattr_make_inode_space fs/ext4/xattr.c:2754 [inline]
       ext4_expand_extra_isize_ea+0x10ea/0x19e0 fs/ext4/xattr.c:2846
       __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5967
       ext4_try_to_expand_extra_isize fs/ext4/inode.c:6010 [inline]
       __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6088
       ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
       evict+0x486/0x870 fs/inode.c:705
       ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
       __ext4_fill_super fs/ext4/super.c:5601 [inline]
       ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
       get_tree_bdev+0x3e4/0x510 fs/super.c:1591
       vfs_get_tree+0x8c/0x280 fs/super.c:1764
       do_new_mount+0x24b/0xa40 fs/namespace.c:3386
       do_mount fs/namespace.c:3726 [inline]
       __do_sys_mount fs/namespace.c:3935 [inline]
       __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
       do_syscall_x64 arch/x86/entry/common.c:51 [inline]
       do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
       entry_SYSCALL_64_after_hwframe+0x68/0xd2

other info that might help us debug this:

Chain exists of:
  &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&ei->xattr_sem);
                               lock(jbd2_handle);
                               lock(&ei->xattr_sem);
  rlock(&sbi->s_writepages_rwsem);

 *** DEADLOCK ***

3 locks held by syz.0.17/5932:
 #0: ffff88807f7c80e0 (&type->s_umount_key#31){++++}-{3:3}, at: __super_lock fs/super.c:56 [inline]
 #0: ffff88807f7c80e0 (&type->s_umount_key#31){++++}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline]
 #0: ffff88807f7c80e0 (&type->s_umount_key#31){++++}-{3:3}, at: get_tree_bdev+0x344/0x510 fs/super.c:1589
 #1: ffff88807f7c8608 (sb_internal){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1633 [inline]
 #1: ffff88807f7c8608 (sb_internal){.+.+}-{0:0}, at: sb_start_intwrite include/linux/fs.h:1755 [inline]
 #1: ffff88807f7c8608 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2b9/0xea0 fs/ext4/inode.c:213
 #2: ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_write_trylock_xattr fs/ext4/xattr.h:162 [inline]
 #2: ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_try_to_expand_extra_isize fs/ext4/inode.c:6007 [inline]
 #2: ffff8880610cc6c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0 fs/ext4/inode.c:6088

stack backtrace:
CPU: 1 PID: 5932 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106
 check_noncircular+0x2bd/0x3c0 kernel/locking/lockdep.c:2187
 check_prev_add kernel/locking/lockdep.c:3134 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain kernel/locking/lockdep.c:3869 [inline]
 __lock_acquire+0x2ddb/0x7c80 kernel/locking/lockdep.c:5137
 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
 percpu_down_read+0x44/0x1a0 include/linux/percpu-rwsem.h:51
 ext4_writepages_down_read fs/ext4/ext4.h:1767 [inline]
 ext4_writepages+0x170/0x2f0 fs/ext4/inode.c:2806
 do_writepages+0x3a2/0x600 mm/page-writeback.c:2575
 __writeback_single_inode+0x153/0xee0 fs/fs-writeback.c:1635
 writeback_single_inode+0x211/0x720 fs/fs-writeback.c:1756
 write_inode_now+0x161/0x1e0 fs/fs-writeback.c:2802
 iput_final fs/inode.c:1807 [inline]
 iput+0x5b2/0x920 fs/inode.c:1846
 ext4_xattr_block_set+0x273a/0x32a0 fs/ext4/xattr.c:2211
 ext4_xattr_move_to_block fs/ext4/xattr.c:2679 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2754 [inline]
 ext4_expand_extra_isize_ea+0x10ea/0x19e0 fs/ext4/xattr.c:2846
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5967
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6010 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6088
 ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
 __ext4_fill_super fs/ext4/super.c:5601 [inline]
 ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6331b90eea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdaf0088d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffdaf008960 RCX: 00007f6331b90eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffdaf008920
RBP: 0000200000000180 R08: 00007ffdaf008960 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffdaf008920 R14: 000000000000046f R15: 000000000000002c
 </TASK>
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 0 PID: 5932 at fs/ext4/xattr.c:1075 ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1073
Modules linked in:
CPU: 0 PID: 5932 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1073
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 06 2c 9a ff 49 8b 37 48 c7 c7 a0 c6 be 8a 89 da e8 35 3a 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 7f a3 24 08
RSP: 0018:ffffc900045bf1c0 EFLAGS: 00010246
RAX: 2a4b1e132d843d00 RBX: 0000000000000002 RCX: ffff888027eeda00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900045bf2b8 R08: ffffc900045bedc7 R09: 1ffff920008b7db8
R10: dffffc0000000000 R11: fffff520008b7db9 R12: dffffc0000000000
R13: ffff888075bff2a8 R14: ffff888075bff0b0 R15: ffff888075bff100
FS:  0000555568ac5500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f369d21e000 CR3: 000000006dd74000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1098 [inline]
 ext4_xattr_set_entry+0xcda/0x1e90 fs/ext4/xattr.c:1736
 ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2283
 ext4_xattr_move_to_block fs/ext4/xattr.c:2686 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2754 [inline]
 ext4_expand_extra_isize_ea+0x113a/0x19e0 fs/ext4/xattr.c:2846
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5967
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6010 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6088
 ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:470
 __ext4_fill_super fs/ext4/super.c:5601 [inline]
 ext4_fill_super+0x5de4/0x66c0 fs/ext4/super.c:5724
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6331b90eea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdaf0088d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffdaf008960 RCX: 00007f6331b90eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffdaf008920
RBP: 0000200000000180 R08: 00007ffdaf008960 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffdaf008920 R14: 000000000000046f R15: 000000000000002c
 </TASK>