Extracting prog: 26.736090341s
Minimizing prog: 24m12.40326899s
Simplifying prog options: 0s
Extracting C: 37.653577275s
Simplifying C: 3m15.256177475s


extracting reproducer from 69 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-read-read-open-open-ioctl$sock_inet_SIOCSIFADDR
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0)
read(r7, &(0x7f0000000400), 0x120)
read(r7, &(0x7f0000000500), 0x1000)
open(&(0x7f00000000c0)='./file0\x00', 0x9c41, 0x0) (async)
open(&(0x7f00000000c0)='./file0\x00', 0x9c41, 0x0)
ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000380)={'veth0_to_team\x00', {0x2, 0x4e20, @broadcast}})

program crashed: KASAN: use-after-free Write in l2tp_session_get_nth
single: successfully extracted reproducer
found reproducer with 36 syscalls
minimizing guilty program
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-read-read-open-open
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0)
read(r7, &(0x7f0000000400), 0x120)
read(r7, &(0x7f0000000500), 0x1000)
open(&(0x7f00000000c0)='./file0\x00', 0x9c41, 0x0) (async)
open(&(0x7f00000000c0)='./file0\x00', 0x9c41, 0x0)

program crashed: KASAN: use-after-free Write in l2tp_session_get_nth
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-read-read-open
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0)
read(r7, &(0x7f0000000400), 0x120)
read(r7, &(0x7f0000000500), 0x1000)
open(&(0x7f00000000c0)='./file0\x00', 0x9c41, 0x0) (async)

program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-read-read
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0)
read(r7, &(0x7f0000000400), 0x120)
read(r7, &(0x7f0000000500), 0x1000)

program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-read
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b4000000000b00007910000000000000c3100009a1000000950074000000000031fb0d3a4231020004399d17d34e075fdcda533ab1aa71ab1d764152e6cb25dadc7ded5dbe11b62ac5ea9fca11027d19e93adb604a7d3deb92de3141e8ed7ac5b8902070213cdfdc5d6c4890cdeb50347c32060581172b94c6ba22a2b58eb6cbad46ed6e7965a2ba103b0b36f790bb41931f9a3d4dd127c1b4e49f7468f5e603950c4f67581c92ef8a7e8ece17d5f5b169391ef409c39c263895739e3d702c128b35d5fc23469240c61e150e2bae385f9ac9b03c22b0f7050c166b835298c5911f1053a723aee89051c24e1900ab97fa52d2e06dce0248a829ed46a520db4c1432080bbf707ad2f8af8118ee7d434a960ed6be4455ba57cb06459b64689e77ce95823a5533f5b11118906fd2fc29b3697c637d3693d4b4aade6f9202e6cfa6d7507f88af38b6109ad8f82b1d600a5447831df835d7000000218b0222004f98a7a0caddc397d8414be912b4e7536fefd951fe23a56fbf9fc643c6604268b5ccc13b996aaed0a6f6470566c8f534e5d486b2141646b35fd4472be8195fd917446a8abb1c2cd5dc09e2d75ec00ede2841e497d5178cf9445c7bb11f3c5cfdcae8c476d3fb75cac727143f92798a44864b49366b6cf228d9bc1d99ab2104e3c2e17ec46fbce102c158ff3748f1eb90b83d8be0dfcefbeed222009b41ad34d8656daf41e23322e58d91811feffc39ec11b11cc611f6fbfd999c3bef10caa2e8692259d40d69ed3d85ec2813b007b8ce6384a28798f445ad7fc451865fe45a06977f7a785f8e97544aad1f844f2a4799944e0daf6d4c3a7d30b7d89781ca607048c50945c45d5a6f2c5145416176fd64c559e6a272b92c92052a9005aaa25d09613aba2e7d429ae40c249e7996e4bc213c24699889ea320c40f32dcdaa19893e17c57d7e8c51d5f320d99e8c2521c339c33bf6c41fde029061c088"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0)
read(r7, &(0x7f0000000400), 0x120)

program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0)

program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-read
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
read(r7, &(0x7f0000000300), 0x1)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-read-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
r7 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
read(r7, &(0x7f0000000300), 0x1) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-openat-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/net/pppol2tp\x00', 0x0, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-mount-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-mkdirat-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-socket$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
r5 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r5, 0xf504, 0x0) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
socket$pppl2tp(0x18, 0x1, 0x1) (async)
connect$pppl2tp(0xffffffffffffffff, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(0xffffffffffffffff, 0xf504, 0x0) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$inet(0x2, 0x2, 0x11)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_ADD-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280))
r5 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r5, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r5, 0xf504, 0x0) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r4 = epoll_create1(0x0)
epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000280)) (async)
r5 = socket$inet(0x2, 0x2, 0x11)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r6, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r6, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-epoll_create1-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
epoll_create1(0x0)
r3 = socket$inet(0x2, 0x2, 0x11)
r4 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r4, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r4, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-open-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x840, 0x191)
r3 = socket$inet(0x2, 0x2, 0x11)
r4 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r4, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r4, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-mknodat-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
mknodat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x11c0, 0x0)
r3 = socket$inet(0x2, 0x2, 0x11)
r4 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r4, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r4, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-syz_emit_ethernet-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
syz_emit_ethernet(0x4e, &(0x7f00000003c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff001101aab6dff8b7768864ac49afea9fb83e8ee341eb907ecf067f62d40be6b2dae0e8e4d87bfcb98a10f0c19123046608c361b24d442ae5a6ef2dfc1b1dc298099488437183794514e379f2814105d3b8d05f6514f9c3124202733eac58a16d21df5dad74a02c4bb0f0444f351a133123a5a2dd3a6f35674319b9a4d31d21909e8ff14aaf843357959496509166cf1b82ea1d4896206531adf1f3ceca3e81a410c544bf81822fb081e239c1720fd43b13efb6411e61fe0f55a65de352010fae2b46b57d2fa1c38f86b137585870c8d7f86735c770ecb948c551ef48a7168f0c08"], &(0x7f0000000080)={0x1, 0x3, [0x45b, 0x8c4, 0x16a, 0x88c]})
r3 = socket$inet(0x2, 0x2, 0x11)
r4 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r4, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r4, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route_sched-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00', <r2=>0x0})
sendmsg$nl_route_sched(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001180)=@delchain={0x30, 0x5f, 0x333, 0x0, 0x1, {0x0, 0x0, 0x0, r2, {}, {0x5, 0x2}, {0x1, 0xe}}, [@filter_kind_options=@f_u32={{0x8}, {0x4}}]}, 0x30}}, 0x0)
r3 = socket$inet(0x2, 0x2, 0x11)
r4 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r4, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r4, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})
r2 = socket$inet(0x2, 0x2, 0x11)
r3 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r3, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r2, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r3, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$nl_route-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet(0x2, 0x2, 0x11)
r2 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r2, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$nl_route-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
socket$nl_route(0x10, 0x3, 0x0) (async)
r1 = socket$inet(0x2, 0x2, 0x11)
r2 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r2, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-bpf$PROG_LOAD-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x18, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48)
r1 = socket$inet(0x2, 0x2, 0x11)
r2 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r2, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-write$selinux_create-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e)
r1 = socket$inet(0x2, 0x2, 0x11)
r2 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r2, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-write$selinux_create-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
write$selinux_create(r0, &(0x7f0000000500)=@access={'system_u:object_r:shell_exec_t:s0', 0x20, '/usr/sbin/cups-browsed', 0x20, 0x8}, 0x4e) (async)
r1 = socket$inet(0x2, 0x2, 0x11)
r2 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r2, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-pipe2-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
pipe2(&(0x7f00000004c0), 0x80000)
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-listxattr-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
listxattr(&(0x7f0000006440)='./file0\x00', &(0x7f0000006480)=""/12, 0x18)
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-lsetxattr$system_posix_acl-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1)
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-lsetxattr$system_posix_acl-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
lsetxattr$system_posix_acl(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000800)={{}, {0x1, 0x1}, [], {0x4, 0x2}, [], {0x10, 0x2}, {0x20, 0x2}}, 0x24, 0x1) (async)
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-mkdir-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
mkdir(&(0x7f0000000040)='./file0\x00', 0x28)
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-capset-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040))
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): capset-socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) (async)
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0) (async)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0)

program crashed: KASAN: use-after-free Write in pppol2tp_release
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
socket$inet(0x2, 0x2, 0x11)
r0 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r0, 0x0, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r0, 0xf504, 0x0)

program did not crash
extracting C reproducer
testing compiled C 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
simplifying C reproducer
testing compiled C program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Write in pppol2tp_release
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Write in pppol2tp_release
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Write in pppol2tp_release
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
program crashed: KASAN: use-after-free Write in pppol2tp_release
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0)

program crashed: KASAN: use-after-free Write in pppol2tp_release
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0)

program crashed: KASAN: use-after-free Write in pppol2tp_release
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$pppl2tp-connect$pppl2tp-ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE
detailed listing:
executing program 0:
r0 = socket$inet(0x2, 0x2, 0x11)
r1 = socket$pppl2tp(0x18, 0x1, 0x1)
connect$pppl2tp(r1, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x115c, @loopback}, 0x1, 0x0, 0x1}}, 0x26)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r1, 0xf504, 0x0)

program crashed: KASAN: use-after-free Write in pppol2tp_release
validation run: crashed=true
reproducing took 30m16.29453704s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read_write include/linux/instrumented.h:102 [inline]
BUG: KASAN: use-after-free in atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1779 [inline]
BUG: KASAN: use-after-free in __mutex_trylock_fast kernel/locking/mutex.c:176 [inline]
BUG: KASAN: use-after-free in mutex_lock+0x86/0x1b0 kernel/locking/mutex.c:295
Write of size 8 at addr ffff88810d595950 by task syz.2.17/375

CPU: 0 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189
 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37
 instrument_atomic_read_write include/linux/instrumented.h:102 [inline]
 atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1779 [inline]
 __mutex_trylock_fast kernel/locking/mutex.c:176 [inline]
 mutex_lock+0x86/0x1b0 kernel/locking/mutex.c:295
 pppol2tp_release+0x178/0x2b0 net/l2tp/l2tp_ppp.c:441
 __sock_release net/socket.c:652 [inline]
 sock_close+0xc9/0x220 net/socket.c:1390
 __fput+0x1fd/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6b1d39e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffcc786b78 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007fffcc786c60 RCX: 00007f6b1d39e159
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000006d44 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b33220000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6b1d625fac R14: 00007f6b1d625fa8 R15: 00007f6b1d625fa0
 </TASK>

Allocated by task 375:
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
 kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
 ____kasan_kmalloc mm/kasan/common.c:380 [inline]
 __kasan_kmalloc+0x95/0xb0 mm/kasan/common.c:389
 kasan_kmalloc include/linux/kasan.h:212 [inline]
 __do_kmalloc_node mm/slab_common.c:938 [inline]
 __kmalloc+0xb4/0x1e0 mm/slab_common.c:951
 kmalloc include/linux/slab.h:568 [inline]
 kzalloc include/linux/slab.h:699 [inline]
 l2tp_session_create+0x38/0xbd0 net/l2tp/l2tp_core.c:1614
 pppol2tp_connect+0xbf5/0x1640 net/l2tp/l2tp_ppp.c:771
 __sys_connect_file net/socket.c:2001 [inline]
 __sys_connect+0x3da/0x460 net/socket.c:2018
 __do_sys_connect net/socket.c:2028 [inline]
 __se_sys_connect net/socket.c:2025 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2025
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2

Freed by task 375:
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
 kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:242
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:250
 kasan_slab_free include/linux/kasan.h:178 [inline]
 slab_free_hook mm/slub.c:1750 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776
 slab_free mm/slub.c:3712 [inline]
 __kmem_cache_free+0xb7/0x1b0 mm/slub.c:3728
 kfree+0x6f/0xf0 mm/slab_common.c:990
 l2tp_session_free net/l2tp/l2tp_core.c:168 [inline]
 l2tp_session_put+0xaf/0x1a0 net/l2tp/l2tp_core.c:193
 l2tp_session_delete+0x3df/0x4d0 net/l2tp/l2tp_core.c:1587
 pppol2tp_release+0x169/0x2b0 net/l2tp/l2tp_ppp.c:438
 __sock_release net/socket.c:652 [inline]
 sock_close+0xc9/0x220 net/socket.c:1390
 __fput+0x1fd/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x68/0xd2

The buggy address belongs to the object at ffff88810d595800
 which belongs to the cache kmalloc-512 of size 512
The buggy address is located 336 bytes inside of
 512-byte region [ffff88810d595800, ffff88810d595a00)

The buggy address belongs to the physical page:
page:ffffea0004356500 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d594
head:ffffea0004356500 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 375, tgid 375 (syz.2.17), ts 27995462471, free_ts 27074607858
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2673
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2680
 get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4587
 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5931
 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1
 allocate_slab mm/slub.c:1967 [inline]
 new_slab+0x98/0x3e0 mm/slub.c:2020
 ___slab_alloc+0x70f/0xb70 mm/slub.c:3177
 __slab_alloc+0x5e/0xa0 mm/slub.c:3263
 slab_alloc_node mm/slub.c:3348 [inline]
 __kmem_cache_alloc_node+0x204/0x2d0 mm/slub.c:3423
 kmalloc_trace+0x29/0xb0 mm/slab_common.c:1028
 kmalloc include/linux/slab.h:563 [inline]
 kzalloc include/linux/slab.h:699 [inline]
 l2tp_tunnel_create+0x97/0x430 net/l2tp/l2tp_core.c:1426
 pppol2tp_tunnel_get net/l2tp/l2tp_ppp.c:670 [inline]
 pppol2tp_connect+0x7ef/0x1640 net/l2tp/l2tp_ppp.c:727
 __sys_connect_file net/socket.c:2001 [inline]
 __sys_connect+0x3da/0x460 net/socket.c:2018
 __do_sys_connect net/socket.c:2028 [inline]
 __se_sys_connect net/socket.c:2025 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2025
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1581 [inline]
 free_pcp_prepare mm/page_alloc.c:1655 [inline]
 free_unref_page_prepare+0x81b/0x820 mm/page_alloc.c:3622
 free_unref_page+0x93/0x530 mm/page_alloc.c:3720
 free_the_page mm/page_alloc.c:863 [inline]
 __free_pages+0x67/0x100 mm/page_alloc.c:6021
 __vunmap+0xa3c/0xc00 mm/vmalloc.c:2739
 __vfree mm/vmalloc.c:2788 [inline]
 vfree+0x61/0x90 mm/vmalloc.c:2819
 kcov_put kernel/kcov.c:437 [inline]
 kcov_close+0x2b/0x50 kernel/kcov.c:533
 __fput+0x1fd/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0xb03/0x2970 kernel/exit.c:894
 do_group_exit+0x21b/0x2e0 kernel/exit.c:1038
 get_signal+0x167c/0x1700 kernel/signal.c:2904
 arch_do_signal_or_restart+0xd1/0x11c0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303

Memory state around the buggy address:
 ffff88810d595800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88810d595880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88810d595900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                 ^
 ffff88810d595980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88810d595a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read_write include/linux/instrumented.h:102 [inline]
BUG: KASAN: use-after-free in atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1779 [inline]
BUG: KASAN: use-after-free in __mutex_trylock_fast kernel/locking/mutex.c:176 [inline]
BUG: KASAN: use-after-free in mutex_lock+0x86/0x1b0 kernel/locking/mutex.c:295
Write of size 8 at addr ffff88810d595950 by task syz.2.17/375

CPU: 0 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189
 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37
 instrument_atomic_read_write include/linux/instrumented.h:102 [inline]
 atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1779 [inline]
 __mutex_trylock_fast kernel/locking/mutex.c:176 [inline]
 mutex_lock+0x86/0x1b0 kernel/locking/mutex.c:295
 pppol2tp_release+0x178/0x2b0 net/l2tp/l2tp_ppp.c:441
 __sock_release net/socket.c:652 [inline]
 sock_close+0xc9/0x220 net/socket.c:1390
 __fput+0x1fd/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6b1d39e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffcc786b78 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007fffcc786c60 RCX: 00007f6b1d39e159
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000006d44 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b33220000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6b1d625fac R14: 00007f6b1d625fa8 R15: 00007f6b1d625fa0
 </TASK>

Allocated by task 375:
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
 kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
 ____kasan_kmalloc mm/kasan/common.c:380 [inline]
 __kasan_kmalloc+0x95/0xb0 mm/kasan/common.c:389
 kasan_kmalloc include/linux/kasan.h:212 [inline]
 __do_kmalloc_node mm/slab_common.c:938 [inline]
 __kmalloc+0xb4/0x1e0 mm/slab_common.c:951
 kmalloc include/linux/slab.h:568 [inline]
 kzalloc include/linux/slab.h:699 [inline]
 l2tp_session_create+0x38/0xbd0 net/l2tp/l2tp_core.c:1614
 pppol2tp_connect+0xbf5/0x1640 net/l2tp/l2tp_ppp.c:771
 __sys_connect_file net/socket.c:2001 [inline]
 __sys_connect+0x3da/0x460 net/socket.c:2018
 __do_sys_connect net/socket.c:2028 [inline]
 __se_sys_connect net/socket.c:2025 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2025
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2

Freed by task 375:
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
 kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:242
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:250
 kasan_slab_free include/linux/kasan.h:178 [inline]
 slab_free_hook mm/slub.c:1750 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776
 slab_free mm/slub.c:3712 [inline]
 __kmem_cache_free+0xb7/0x1b0 mm/slub.c:3728
 kfree+0x6f/0xf0 mm/slab_common.c:990
 l2tp_session_free net/l2tp/l2tp_core.c:168 [inline]
 l2tp_session_put+0xaf/0x1a0 net/l2tp/l2tp_core.c:193
 l2tp_session_delete+0x3df/0x4d0 net/l2tp/l2tp_core.c:1587
 pppol2tp_release+0x169/0x2b0 net/l2tp/l2tp_ppp.c:438
 __sock_release net/socket.c:652 [inline]
 sock_close+0xc9/0x220 net/socket.c:1390
 __fput+0x1fd/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x68/0xd2

The buggy address belongs to the object at ffff88810d595800
 which belongs to the cache kmalloc-512 of size 512
The buggy address is located 336 bytes inside of
 512-byte region [ffff88810d595800, ffff88810d595a00)

The buggy address belongs to the physical page:
page:ffffea0004356500 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d594
head:ffffea0004356500 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 375, tgid 375 (syz.2.17), ts 27995462471, free_ts 27074607858
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2673
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2680
 get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4587
 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5931
 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1
 allocate_slab mm/slub.c:1967 [inline]
 new_slab+0x98/0x3e0 mm/slub.c:2020
 ___slab_alloc+0x70f/0xb70 mm/slub.c:3177
 __slab_alloc+0x5e/0xa0 mm/slub.c:3263
 slab_alloc_node mm/slub.c:3348 [inline]
 __kmem_cache_alloc_node+0x204/0x2d0 mm/slub.c:3423
 kmalloc_trace+0x29/0xb0 mm/slab_common.c:1028
 kmalloc include/linux/slab.h:563 [inline]
 kzalloc include/linux/slab.h:699 [inline]
 l2tp_tunnel_create+0x97/0x430 net/l2tp/l2tp_core.c:1426
 pppol2tp_tunnel_get net/l2tp/l2tp_ppp.c:670 [inline]
 pppol2tp_connect+0x7ef/0x1640 net/l2tp/l2tp_ppp.c:727
 __sys_connect_file net/socket.c:2001 [inline]
 __sys_connect+0x3da/0x460 net/socket.c:2018
 __do_sys_connect net/socket.c:2028 [inline]
 __se_sys_connect net/socket.c:2025 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2025
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1581 [inline]
 free_pcp_prepare mm/page_alloc.c:1655 [inline]
 free_unref_page_prepare+0x81b/0x820 mm/page_alloc.c:3622
 free_unref_page+0x93/0x530 mm/page_alloc.c:3720
 free_the_page mm/page_alloc.c:863 [inline]
 __free_pages+0x67/0x100 mm/page_alloc.c:6021
 __vunmap+0xa3c/0xc00 mm/vmalloc.c:2739
 __vfree mm/vmalloc.c:2788 [inline]
 vfree+0x61/0x90 mm/vmalloc.c:2819
 kcov_put kernel/kcov.c:437 [inline]
 kcov_close+0x2b/0x50 kernel/kcov.c:533
 __fput+0x1fd/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0xb03/0x2970 kernel/exit.c:894
 do_group_exit+0x21b/0x2e0 kernel/exit.c:1038
 get_signal+0x167c/0x1700 kernel/signal.c:2904
 arch_do_signal_or_restart+0xd1/0x11c0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303

Memory state around the buggy address:
 ffff88810d595800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88810d595880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88810d595900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                 ^
 ffff88810d595980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88810d595a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================