Extracting prog: 2m0.52724371s
Minimizing prog: 17m58.534481692s
Simplifying prog options: 0s
Extracting C: 40.577317682s
Simplifying C: 17m18.531446433s


extracting reproducer from 68 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program crashed: BUG: Bad page state in skb_pp_cow_data
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00'})
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
socket$inet_tcp(0x2, 0x1, 0x0)
r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r0, 0x0, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r1=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={0xffffffffffffffff, r1, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r1=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r0, r1, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, 0x0, &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0)
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, 0x0, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00'})
bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0)
syz_emit_ethernet(0x11dc0, &(0x7f00000004c0)=ANY=[], 0x0)

program did not crash
testing program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000040)={0x6, 0x4, &(0x7f0000000400)=ANY=[@ANYBLOB="180200002343ffff0000000000000000850000004100000095"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x28, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'syz_tun\x00', <r2=>0x0})
bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000300)={r1, r2, 0x25, 0x2, @val=@perf_event={0xff}}, 0x18)
syz_emit_ethernet(0x11dc0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m11.630339974s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
simplifying C reproducer
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program did not crash
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program did not crash
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
testing compiled C program (duration=1m11.630339974s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$sock_SIOCGIFINDEX-bpf$BPF_LINK_CREATE_XDP-syz_emit_ethernet
program crashed: BUG: Bad page state in skb_pp_cow_data
reproducing took 37m58.170532077s
repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor114  pfn:7b659
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b659
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054345634, free_ts 57636478530
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Not tainted 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b5e5
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b5e5
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054339416, free_ts 57636485075
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:584bd
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x584bd
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054332954, free_ts 57636536544
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:12b81
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x8 pfn:0x12b81
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000008 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054326691, free_ts 57636547598
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:33535
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x33535
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054320336, free_ts 57636557864
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b735
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b735
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054313950, free_ts 57636566648
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7c030
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7c030
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054307590, free_ts 57636589167
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:58477
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x58477
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054301209, free_ts 57636777795
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7c29a
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7c29a
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054294934, free_ts 58300623367
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5811 tgid 5811 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_folios+0xf38/0x1a60 mm/page_alloc.c:2704
 folios_put_refs+0x76c/0x860 mm/swap.c:962
 free_pages_and_swap_cache+0x5c8/0x690 mm/swap_state.c:335
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc20 mm/mmap.c:1680
 __mmput+0x115/0x3b0 kernel/fork.c:1353
 exec_mmap+0x779/0x860 fs/exec.c:1018
 begin_new_exec+0x1285/0x1f90 fs/exec.c:1274
 load_elf_binary+0x95b/0x2770 fs/binfmt_elf.c:1002
 search_binary_handler fs/exec.c:1748 [inline]
 exec_binprm fs/exec.c:1790 [inline]
 bprm_execve+0xaf5/0x17a0 fs/exec.c:1842
 do_execveat_common+0x55f/0x6f0 fs/exec.c:1949
 do_execve fs/exec.c:2023 [inline]
 __do_sys_execve fs/exec.c:2099 [inline]
 __se_sys_execve fs/exec.c:2094 [inline]
 __x64_sys_execve+0x92/0xb0 fs/exec.c:2094
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b4cd
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b4cd
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054288707, free_ts 57640960474
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b740
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b740
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054282335, free_ts 57640992909
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>

final repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor114  pfn:7b659
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b659
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054345634, free_ts 57636478530
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Not tainted 6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b5e5
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b5e5
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054339416, free_ts 57636485075
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:584bd
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x584bd
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054332954, free_ts 57636536544
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:12b81
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x8 pfn:0x12b81
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000008 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054326691, free_ts 57636547598
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:33535
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x33535
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054320336, free_ts 57636557864
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b735
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b735
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054313950, free_ts 57636566648
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7c030
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7c030
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054307590, free_ts 57636589167
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:58477
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x58477
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054301209, free_ts 57636777795
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7c29a
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7c29a
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054294934, free_ts 58300623367
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5811 tgid 5811 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_folios+0xf38/0x1a60 mm/page_alloc.c:2704
 folios_put_refs+0x76c/0x860 mm/swap.c:962
 free_pages_and_swap_cache+0x5c8/0x690 mm/swap_state.c:335
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc20 mm/mmap.c:1680
 __mmput+0x115/0x3b0 kernel/fork.c:1353
 exec_mmap+0x779/0x860 fs/exec.c:1018
 begin_new_exec+0x1285/0x1f90 fs/exec.c:1274
 load_elf_binary+0x95b/0x2770 fs/binfmt_elf.c:1002
 search_binary_handler fs/exec.c:1748 [inline]
 exec_binprm fs/exec.c:1790 [inline]
 bprm_execve+0xaf5/0x17a0 fs/exec.c:1842
 do_execveat_common+0x55f/0x6f0 fs/exec.c:1949
 do_execve fs/exec.c:2023 [inline]
 __do_sys_execve fs/exec.c:2099 [inline]
 __se_sys_execve fs/exec.c:2094 [inline]
 __x64_sys_execve+0x92/0xb0 fs/exec.c:2094
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b4cd
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b4cd
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054288707, free_ts 57640960474
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>
BUG: Bad page state in process syz-executor114  pfn:7b740
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7b740
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021292000 0000000000000000
raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5818, tgid 5818 (syz-executor114), ts 64054282335, free_ts 57640992909
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3651/0x37a0 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751
 alloc_pages_bulk_noprof+0x70b/0xcc0 mm/page_alloc.c:4699
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_alloc include/net/page_pool/helpers.h:129 [inline]
 page_pool_dev_alloc include/net/page_pool/helpers.h:167 [inline]
 skb_pp_cow_data+0xc43/0x1640 net/core/skbuff.c:983
 netif_skb_check_for_xdp net/core/dev.c:5041 [inline]
 netif_receive_generic_xdp net/core/dev.c:5080 [inline]
 do_xdp_generic+0x505/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
page last free pid 5808 tgid 5808 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xde3/0x1130 mm/page_alloc.c:2657
 __folio_put+0x2c7/0x440 mm/swap.c:112
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:224 [inline]
 pipe_read+0x6ed/0x13e0 fs/pipe.c:344
 new_sync_read fs/read_write.c:484 [inline]
 vfs_read+0x991/0xb70 fs/read_write.c:565
 ksys_read+0x18f/0x2b0 fs/read_write.c:708
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 5818 Comm: syz-executor114 Tainted: G    B              6.13.0-rc1-syzkaller-00337-g7503345ac5f5 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x176/0x1d0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:923 [inline]
 free_pages_prepare mm/page_alloc.c:1119 [inline]
 free_unref_page+0x1048/0x1130 mm/page_alloc.c:2657
 bpf_xdp_shrink_data net/core/filter.c:4148 [inline]
 bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 net/core/filter.c:4169
 ____bpf_xdp_adjust_tail net/core/filter.c:4194 [inline]
 bpf_xdp_adjust_tail+0x1c3/0x200 net/core/filter.c:4187
 bpf_prog_f476d5219b92964a+0x1e/0x20
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run_xdp include/net/xdp.h:514 [inline]
 bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:4973
 netif_receive_generic_xdp net/core/dev.c:5086 [inline]
 do_xdp_generic+0x757/0xd30 net/core/dev.c:5148
 __netif_receive_skb_core+0x1ce9/0x4690 net/core/dev.c:5492
 __netif_receive_skb_one_core net/core/dev.c:5670 [inline]
 __netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
 netif_receive_skb_internal net/core/dev.c:5871 [inline]
 netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
 tun_rx_batched+0x1b7/0x8f0 drivers/net/tun.c:1550
 tun_get_user+0x30d6/0x4890 drivers/net/tun.c:2007
 tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xaeb/0xd30 fs/read_write.c:679
 ksys_write+0x18f/0x2b0 fs/read_write.c:731
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d25e84db0
Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d f1 e2 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
RSP: 002b:00007ffcaaa139d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d25e84db0
RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8
RBP: 0000000000000000 R08: 00007ffcaaa13b08 R09: 00007ffcaaa13b08
R10: 00007ffcaaa13b08 R11: 0000000000000202 R12: 00007f4d25ed30de
R13: 0000000000000000 R14: 00007ffcaaa13a10 R15: 00007ffcaaa13a00
 </TASK>