Extracting prog: 3m26.161230295s
Minimizing prog: 28m5.226436809s
Simplifying prog options: 0s
Extracting C: 38.884409792s
Simplifying C: 27m33.960217094s


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:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_route-sendmsg$DEVLINK_CMD_RATE_GET-setsockopt$netlink_NETLINK_BROADCAST_ERROR-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
socket$nl_route(0x10, 0x3, 0x0)
sendmsg$DEVLINK_CMD_RATE_GET(0xffffffffffffffff, 0x0, 0x8000)
setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, 0x0, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 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:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_route-sendmsg$DEVLINK_CMD_RATE_GET-setsockopt$netlink_NETLINK_BROADCAST_ERROR-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
socket$nl_route(0x10, 0x3, 0x0)
sendmsg$DEVLINK_CMD_RATE_GET(0xffffffffffffffff, 0x0, 0x8000)
setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, 0x0, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_route-sendmsg$DEVLINK_CMD_RATE_GET-setsockopt$netlink_NETLINK_BROADCAST_ERROR-socket$nl_netfilter
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
socket$nl_route(0x10, 0x3, 0x0)
sendmsg$DEVLINK_CMD_RATE_GET(0xffffffffffffffff, 0x0, 0x8000)
setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, 0x0, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_route-sendmsg$DEVLINK_CMD_RATE_GET-setsockopt$netlink_NETLINK_BROADCAST_ERROR-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
socket$nl_route(0x10, 0x3, 0x0)
sendmsg$DEVLINK_CMD_RATE_GET(0xffffffffffffffff, 0x0, 0x8000)
setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, 0x0, 0x0)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_route-sendmsg$DEVLINK_CMD_RATE_GET-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
socket$nl_route(0x10, 0x3, 0x0)
sendmsg$DEVLINK_CMD_RATE_GET(0xffffffffffffffff, 0x0, 0x8000)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_route-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-setsockopt$TIPC_GROUP_LEAVE-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
setsockopt$TIPC_GROUP_LEAVE(r0, 0x10f, 0x88)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-setsockopt$TIPC_GROUP_JOIN-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$tipc(0x1e, 0x2, 0x0)
setsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, 0x0, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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$tipc-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
socket$tipc(0x1e, 0x2, 0x0)
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: KASAN: slab-use-after-free Read in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={0x0}}, 0x0)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x28}}, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x14, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0xb8}}, 0x0)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x14, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0xbc}}, 0x0)

program did not crash
testing program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x38, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x4}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0xe0}}, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m51.167158296s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
simplifying C reproducer
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program did not crash
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program did not crash
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program did not crash
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program did not crash
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: BUG: corrupted list in flow_block_cb_setup_simple
testing compiled C program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
program crashed: KASAN: slab-use-after-free Read in flow_block_cb_setup_simple
testing program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
validation run: crashed=true
testing program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
validation run: crashed=true
testing program (duration=1m51.167158296s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x1400, &(0x7f0000000040)={&(0x7f0000000200)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x5c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8}, @NFTA_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_HOOK_DEV={0x14, 0x3, 'netdevsim0\x00'}]}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}]}, @NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x5, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @immediate={{0xe}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_IMMEDIATE_DREG={0x8}, @NFTA_IMMEDIATE_DATA={0x10, 0x2, 0x0, 0x1, [@NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1}]}]}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x5}}}, 0x104}}, 0x0)

program crashed: BUG: corrupted list in flow_block_cb_setup_simple
validation run: crashed=true
reproducing took 1h5m8.825641578s
repro crashed as (corrupted=false):
 non-slab/vmalloc memory
list_del corruption. prev->next should be ffff888074b6ae00, but was ffffffff90ce17e0. (prev=ffffffff90ce17e0)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:64!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 6489 Comm: syz.2.377 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:__list_del_entry_valid_or_report+0x15a/0x190 lib/list_debug.c:62
Code: e8 fb b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 6c 40 4a fd 49 8b 17 48 c7 c7 40 7c 8e 8c 48 89 de 4c 89 f9 e8 57 9d 32 fc 90 <0f> 0b 4c 89 f7 e8 cc b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 3d
RSP: 0018:ffffc90003b0e700 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff888074b6ae00 RCX: 00b8cd5c8d646d00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffff92000761d36 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: 1ffffffff219c2fc
R13: dffffc0000000000 R14: ffffffff90ce17e0 R15: ffffffff90ce17e0
FS:  0000000000000000(0000) GS:ffff88812363c000(0063) knlGS:00000000567bb480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000800000c0 CR3: 0000000078ae0000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 __list_del_entry_valid include/linux/list.h:140 [inline]
 __list_del_entry include/linux/list.h:261 [inline]
 list_del include/linux/list.h:275 [inline]
 flow_block_cb_setup_simple+0x631/0x750 net/core/flow_offload.c:367
 nft_block_offload_cmd net/netfilter/nf_tables_offload.c:397 [inline]
 nft_chain_offload_cmd+0x2b1/0x650 net/netfilter/nf_tables_offload.c:451
 nft_flow_block_chain net/netfilter/nf_tables_offload.c:471 [inline]
 nft_flow_offload_chain net/netfilter/nf_tables_offload.c:513 [inline]
 nft_flow_rule_offload_abort net/netfilter/nf_tables_offload.c:532 [inline]
 nft_flow_rule_offload_commit+0x17d5/0x1d40 net/netfilter/nf_tables_offload.c:620
 nf_tables_commit+0x1165/0xad60 net/netfilter/nf_tables_api.c:11040
 nfnetlink_rcv_batch net/netfilter/nfnetlink.c:574 [inline]
 nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:647 [inline]
 nfnetlink_rcv+0x1caf/0x28c0 net/netfilter/nfnetlink.c:665
 netlink_unicast_kernel net/netlink/af_netlink.c:1335 [inline]
 netlink_unicast+0x8ef/0xa80 net/netlink/af_netlink.c:1361
 netlink_sendmsg+0x7f0/0xb20 net/netlink/af_netlink.c:1920
 sock_sendmsg_nosec+0x14e/0x190 net/socket.c:800
 __sock_sendmsg net/socket.c:818 [inline]
 ____sys_sendmsg+0x54e/0x850 net/socket.c:2715
 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2769
 __sys_sendmsg+0x177/0x240 net/socket.c:2801
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:79 [inline]
 __do_fast_syscall_32+0x28b/0x6c0 arch/x86/entry/syscall_32.c:282
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/syscall_32.c:307
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf73aef1c
Code: 90 85 d2 74 0a 89 ce 81 e6 ff 0f 00 00 89 32 85 c0 74 05 c1 e9 0c 89 08 31 c0 5e 5d c3 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 58 b8
RSP: 002b:00000000ffc4ebcc EFLAGS: 00000206 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000800000c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid_or_report+0x15a/0x190 lib/list_debug.c:62
Code: e8 fb b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 6c 40 4a fd 49 8b 17 48 c7 c7 40 7c 8e 8c 48 89 de 4c 89 f9 e8 57 9d 32 fc 90 <0f> 0b 4c 89 f7 e8 cc b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 3d
RSP: 0018:ffffc90003b0e700 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff888074b6ae00 RCX: 00b8cd5c8d646d00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffff92000761d36 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: 1ffffffff219c2fc
R13: dffffc0000000000 R14: ffffffff90ce17e0 R15: ffffffff90ce17e0
FS:  0000000000000000(0000) GS:ffff88812373c000(0063) knlGS:00000000567bb480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7f9a190 CR3: 0000000078ae0000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	85 d2                	test   %edx,%edx
   3:	74 0a                	je     0xf
   5:	89 ce                	mov    %ecx,%esi
   7:	81 e6 ff 0f 00 00    	and    $0xfff,%esi
   d:	89 32                	mov    %esi,(%rdx)
   f:	85 c0                	test   %eax,%eax
  11:	74 05                	je     0x18
  13:	c1 e9 0c             	shr    $0xc,%ecx
  16:	89 08                	mov    %ecx,(%rax)
  18:	31 c0                	xor    %eax,%eax
  1a:	5e                   	pop    %rsi
  1b:	5d                   	pop    %rbp
  1c:	c3                   	ret
  1d:	90                   	nop
  1e:	0f 1f 00             	nopl   (%rax)
  21:	51                   	push   %rcx
  22:	52                   	push   %rdx
  23:	55                   	push   %rbp
  24:	89 e5                	mov    %esp,%ebp
  26:	0f 34                	sysenter
  28:	cd 80                	int    $0x80
* 2a:	5d                   	pop    %rbp <-- trapping instruction
  2b:	5a                   	pop    %rdx
  2c:	59                   	pop    %rcx
  2d:	c3                   	ret
  2e:	90                   	nop
  2f:	90                   	nop
  30:	90                   	nop
  31:	90                   	nop
  32:	90                   	nop
  33:	90                   	nop
  34:	90                   	nop
  35:	90                   	nop
  36:	90                   	nop
  37:	90                   	nop
  38:	90                   	nop
  39:	90                   	nop
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	58                   	pop    %rax
  3f:	b8                   	.byte 0xb8

final repro crashed as (corrupted=false):
 non-slab/vmalloc memory
list_del corruption. prev->next should be ffff888074b6ae00, but was ffffffff90ce17e0. (prev=ffffffff90ce17e0)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:64!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 6489 Comm: syz.2.377 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:__list_del_entry_valid_or_report+0x15a/0x190 lib/list_debug.c:62
Code: e8 fb b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 6c 40 4a fd 49 8b 17 48 c7 c7 40 7c 8e 8c 48 89 de 4c 89 f9 e8 57 9d 32 fc 90 <0f> 0b 4c 89 f7 e8 cc b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 3d
RSP: 0018:ffffc90003b0e700 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff888074b6ae00 RCX: 00b8cd5c8d646d00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffff92000761d36 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: 1ffffffff219c2fc
R13: dffffc0000000000 R14: ffffffff90ce17e0 R15: ffffffff90ce17e0
FS:  0000000000000000(0000) GS:ffff88812363c000(0063) knlGS:00000000567bb480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000800000c0 CR3: 0000000078ae0000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 __list_del_entry_valid include/linux/list.h:140 [inline]
 __list_del_entry include/linux/list.h:261 [inline]
 list_del include/linux/list.h:275 [inline]
 flow_block_cb_setup_simple+0x631/0x750 net/core/flow_offload.c:367
 nft_block_offload_cmd net/netfilter/nf_tables_offload.c:397 [inline]
 nft_chain_offload_cmd+0x2b1/0x650 net/netfilter/nf_tables_offload.c:451
 nft_flow_block_chain net/netfilter/nf_tables_offload.c:471 [inline]
 nft_flow_offload_chain net/netfilter/nf_tables_offload.c:513 [inline]
 nft_flow_rule_offload_abort net/netfilter/nf_tables_offload.c:532 [inline]
 nft_flow_rule_offload_commit+0x17d5/0x1d40 net/netfilter/nf_tables_offload.c:620
 nf_tables_commit+0x1165/0xad60 net/netfilter/nf_tables_api.c:11040
 nfnetlink_rcv_batch net/netfilter/nfnetlink.c:574 [inline]
 nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:647 [inline]
 nfnetlink_rcv+0x1caf/0x28c0 net/netfilter/nfnetlink.c:665
 netlink_unicast_kernel net/netlink/af_netlink.c:1335 [inline]
 netlink_unicast+0x8ef/0xa80 net/netlink/af_netlink.c:1361
 netlink_sendmsg+0x7f0/0xb20 net/netlink/af_netlink.c:1920
 sock_sendmsg_nosec+0x14e/0x190 net/socket.c:800
 __sock_sendmsg net/socket.c:818 [inline]
 ____sys_sendmsg+0x54e/0x850 net/socket.c:2715
 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2769
 __sys_sendmsg+0x177/0x240 net/socket.c:2801
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:79 [inline]
 __do_fast_syscall_32+0x28b/0x6c0 arch/x86/entry/syscall_32.c:282
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/syscall_32.c:307
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf73aef1c
Code: 90 85 d2 74 0a 89 ce 81 e6 ff 0f 00 00 89 32 85 c0 74 05 c1 e9 0c 89 08 31 c0 5e 5d c3 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 58 b8
RSP: 002b:00000000ffc4ebcc EFLAGS: 00000206 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000800000c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid_or_report+0x15a/0x190 lib/list_debug.c:62
Code: e8 fb b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 6c 40 4a fd 49 8b 17 48 c7 c7 40 7c 8e 8c 48 89 de 4c 89 f9 e8 57 9d 32 fc 90 <0f> 0b 4c 89 f7 e8 cc b2 27 fd 43 80 3c 2c 00 74 08 4c 89 ff e8 3d
RSP: 0018:ffffc90003b0e700 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff888074b6ae00 RCX: 00b8cd5c8d646d00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffff92000761d36 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: 1ffffffff219c2fc
R13: dffffc0000000000 R14: ffffffff90ce17e0 R15: ffffffff90ce17e0
FS:  0000000000000000(0000) GS:ffff88812373c000(0063) knlGS:00000000567bb480
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7f9a190 CR3: 0000000078ae0000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	85 d2                	test   %edx,%edx
   3:	74 0a                	je     0xf
   5:	89 ce                	mov    %ecx,%esi
   7:	81 e6 ff 0f 00 00    	and    $0xfff,%esi
   d:	89 32                	mov    %esi,(%rdx)
   f:	85 c0                	test   %eax,%eax
  11:	74 05                	je     0x18
  13:	c1 e9 0c             	shr    $0xc,%ecx
  16:	89 08                	mov    %ecx,(%rax)
  18:	31 c0                	xor    %eax,%eax
  1a:	5e                   	pop    %rsi
  1b:	5d                   	pop    %rbp
  1c:	c3                   	ret
  1d:	90                   	nop
  1e:	0f 1f 00             	nopl   (%rax)
  21:	51                   	push   %rcx
  22:	52                   	push   %rdx
  23:	55                   	push   %rbp
  24:	89 e5                	mov    %esp,%ebp
  26:	0f 34                	sysenter
  28:	cd 80                	int    $0x80
* 2a:	5d                   	pop    %rbp <-- trapping instruction
  2b:	5a                   	pop    %rdx
  2c:	59                   	pop    %rcx
  2d:	c3                   	ret
  2e:	90                   	nop
  2f:	90                   	nop
  30:	90                   	nop
  31:	90                   	nop
  32:	90                   	nop
  33:	90                   	nop
  34:	90                   	nop
  35:	90                   	nop
  36:	90                   	nop
  37:	90                   	nop
  38:	90                   	nop
  39:	90                   	nop
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	58                   	pop    %rax
  3f:	b8                   	.byte 0xb8