Extracting prog: 3m37.795425535s
Minimizing prog: 49m21.037988789s
Simplifying prog options: 14m3.812935892s
Extracting C: 6m3.197844828s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program crashed: WARNING in xfrm_state_fini
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm
detailed listing:
executing program 0:
socket$nl_xfrm(0x10, 0x3, 0x6)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_xfrm
detailed listing:
executing program 0:
sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program crashed: WARNING in xfrm_state_fini
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program crashed: WARNING in xfrm_state_fini
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program crashed: WARNING in xfrm_state_fini
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program crashed: WARNING in xfrm_state_fini
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000500)=ANY=[@ANYBLOB="3801000010000100feffffff00010000fe880000000000000000000000000001fc010000000000000000000000000001000107144e230005000000003a000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ff020000000000000000000000000001000004d46c0000007f000001000000000000000000000000000000000000000092010000000000000600000000000000ffff0000000000001c250800000000000200000000000000f8ff07000000ffff0000000000000000ffffffffffffffff00000000000000001f00000000000000feffffffffffffff02000000fcffffff000000002abd700004350000020001002000000000000000480003006465666c617465"], 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0)

program crashed: WARNING in xfrm_state_fini
validation run: crashed=true
reproducing took 1h16m16.494996135s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: net/xfrm/xfrm_state.c:3306 at xfrm_state_fini+0x26d/0x2f0 net/xfrm/xfrm_state.c:3306, CPU#1: kworker/u8:0/12
Modules linked in:
CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Workqueue: netns cleanup_net
RIP: 0010:xfrm_state_fini+0x26d/0x2f0 net/xfrm/xfrm_state.c:3306
Code: c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 1b 24 31 f8 48 8b 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 f9 0e 11 f8 e8 24 6d cb f7 90 <0f> 0b 90 e9 fd fd ff ff e8 16 6d cb f7 90 0f 0b 90 e9 60 fe ff ff
RSP: 0018:ffffc90000117878 EFLAGS: 00010293
RAX: ffffffff89f509ec RBX: ffff8880776023c0 RCX: ffff88801ce8dac0
RDX: 0000000000000000 RSI: ffffffff8da1bfb5 RDI: ffff88801ce8dac0
RBP: ffffc90000117990 R08: ffffffff8f9ddb77 R09: 1ffffffff1f3bb6e
R10: dffffc0000000000 R11: fffffbfff1f3bb6f R12: ffffffff8f5e1900
R13: 1ffff92000022f3c R14: ffff888077603880 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888125e1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb6078b3440 CR3: 000000007de4e000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 xfrm_net_exit+0x2d/0x70 net/xfrm/xfrm_policy.c:4354
 ops_exit_list net/core/net_namespace.c:199 [inline]
 ops_undo_list+0x49a/0x990 net/core/net_namespace.c:252
 cleanup_net+0x4d8/0x820 net/core/net_namespace.c:696
 process_one_work kernel/workqueue.c:3263 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: net/xfrm/xfrm_state.c:3306 at xfrm_state_fini+0x26d/0x2f0 net/xfrm/xfrm_state.c:3306, CPU#1: kworker/u8:0/12
Modules linked in:
CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Workqueue: netns cleanup_net
RIP: 0010:xfrm_state_fini+0x26d/0x2f0 net/xfrm/xfrm_state.c:3306
Code: c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 1b 24 31 f8 48 8b 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 f9 0e 11 f8 e8 24 6d cb f7 90 <0f> 0b 90 e9 fd fd ff ff e8 16 6d cb f7 90 0f 0b 90 e9 60 fe ff ff
RSP: 0018:ffffc90000117878 EFLAGS: 00010293
RAX: ffffffff89f509ec RBX: ffff8880776023c0 RCX: ffff88801ce8dac0
RDX: 0000000000000000 RSI: ffffffff8da1bfb5 RDI: ffff88801ce8dac0
RBP: ffffc90000117990 R08: ffffffff8f9ddb77 R09: 1ffffffff1f3bb6e
R10: dffffc0000000000 R11: fffffbfff1f3bb6f R12: ffffffff8f5e1900
R13: 1ffff92000022f3c R14: ffff888077603880 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888125e1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb6078b3440 CR3: 000000007de4e000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 xfrm_net_exit+0x2d/0x70 net/xfrm/xfrm_policy.c:4354
 ops_exit_list net/core/net_namespace.c:199 [inline]
 ops_undo_list+0x49a/0x990 net/core/net_namespace.c:252
 cleanup_net+0x4d8/0x820 net/core/net_namespace.c:696
 process_one_work kernel/workqueue.c:3263 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>