Extracting prog: 2m30.339171293s
Minimizing prog: 23m35.176574781s
Simplifying prog options: 3m50.474590481s
Extracting C: 44.393607616s
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$nl_generic-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
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 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$nl_generic-socket$nl_netfilter-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
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
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=2m18.939534088s, {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$nl_generic-socket$nl_netfilter
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
socket$nl_netfilter(0x10, 0x3, 0xc)

program did not crash
testing program (duration=2m18.939534088s, {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$nl_generic-sendmsg$NFT_BATCH
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$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: general protection fault in flow_block_cb_setup_simple
testing program (duration=2m18.939534088s, {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$nl_netfilter-sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$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 did not crash
testing program (duration=2m18.939534088s, {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$nl_netfilter-sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$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=2m18.939534088s, {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$nl_netfilter-sendmsg$NFT_BATCH
program did not crash
simplifying guilty program options
testing program (duration=2m18.939534088s, {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$nl_netfilter-sendmsg$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
a never seen crash title: KASAN: slab-use-after-free Read in flow_block_cb_setup_simple, ignore
testing program (duration=2m18.939534088s, {Threaded:true 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$nl_netfilter-sendmsg$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 did not crash
testing program (duration=2m18.939534088s, {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$nl_netfilter-sendmsg$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
validation run: crashed=true
testing program (duration=2m18.939534088s, {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$nl_netfilter-sendmsg$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
validation run: crashed=true
testing program (duration=2m18.939534088s, {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$nl_netfilter-sendmsg$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 32m29.579693811s
repro crashed as (corrupted=false):
 non-slab/vmalloc memory
list_del corruption. prev->next should be ffff8880151a6500, but was ffffffff91243780. (prev=ffffffff91243780)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:62!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 7479 Comm: syz.1.735 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__list_del_entry_valid_or_report+0x14a/0x1d0 lib/list_debug.c:62
Code: 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 8b 55 00 48 89 e9 48 89 de 48 c7 c7 20 68 62 8c e8 87 1d ed fb 90 <0f> 0b 4c 89 e7 e8 ec 84 24 fd 48 89 ea 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc90007956e18 EFLAGS: 00010286
RAX: 000000000000006d RBX: ffff8880151a6500 RCX: 0000000000000000
RDX: 000000000000006d RSI: ffffffff81e9b109 RDI: fffff52000f2adb4
RBP: ffffffff91243780 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000000 R11: 0000000000000001 R12: ffffffff91243780
R13: 0000000000000001 R14: ffffc90007956ef0 R15: ffffc90007956ef0
FS:  0000000000000000(0000) GS:ffff888095846000(0063) knlGS:00000000f68aeb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000800000c0 CR3: 000000005cd0c000 CR4: 0000000000352ef0
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+0x36e/0xa20 net/core/flow_offload.c:367
 nsim_setup_tc+0x1af/0x200 drivers/net/netdevsim/tc.c:87
 nft_block_offload_cmd+0x144/0x2f0 net/netfilter/nf_tables_offload.c:397
 nft_chain_offload_cmd net/netfilter/nf_tables_offload.c:451 [inline]
 nft_flow_block_chain+0x175/0x4b0 net/netfilter/nf_tables_offload.c:471
 nft_flow_offload_chain net/netfilter/nf_tables_offload.c:513 [inline]
 nft_flow_rule_offload_abort+0x4c7/0x670 net/netfilter/nf_tables_offload.c:532
 nft_flow_rule_offload_commit+0x5ac/0x6a0 net/netfilter/nf_tables_offload.c:620
 nf_tables_commit+0xd7b/0x9300 net/netfilter/nf_tables_api.c:11006
 nfnetlink_rcv_batch+0x1a4d/0x2880 net/netfilter/nfnetlink.c:574
 nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:647 [inline]
 nfnetlink_rcv+0x3bd/0x440 net/netfilter/nfnetlink.c:665
 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline]
 netlink_unicast+0x65f/0x950 net/netlink/af_netlink.c:1364
 netlink_sendmsg+0xa02/0x1020 net/netlink/af_netlink.c:1923
 sock_sendmsg_nosec net/socket.c:800 [inline]
 __sock_sendmsg net/socket.c:815 [inline]
 ____sys_sendmsg+0xa4d/0xbe0 net/socket.c:2713
 ___sys_sendmsg+0x190/0x1e0 net/socket.c:2767
 __sys_sendmsg+0x160/0x210 net/socket.c:2799
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:79 [inline]
 __do_fast_syscall_32+0x13a/0x8b0 arch/x86/entry/syscall_32.c:291
 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:316
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7ff2fec
Code: Unable to access opcode bytes at 0xf7ff2fc2.
RSP: 002b:00000000f68ae50c EFLAGS: 00000292 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000800000c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid_or_report+0x14a/0x1d0 lib/list_debug.c:62
Code: 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 8b 55 00 48 89 e9 48 89 de 48 c7 c7 20 68 62 8c e8 87 1d ed fb 90 <0f> 0b 4c 89 e7 e8 ec 84 24 fd 48 89 ea 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc90007956e18 EFLAGS: 00010286
RAX: 000000000000006d RBX: ffff8880151a6500 RCX: 0000000000000000
RDX: 000000000000006d RSI: ffffffff81e9b109 RDI: fffff52000f2adb4
RBP: ffffffff91243780 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000000 R11: 0000000000000001 R12: ffffffff91243780
R13: 0000000000000001 R14: ffffc90007956ef0 R15: ffffc90007956ef0
FS:  0000000000000000(0000) GS:ffff888095846000(0063) knlGS:00000000f68aeb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7ff3000 CR3: 000000005cd0c000 CR4: 0000000000352ef0

final repro crashed as (corrupted=false):
 non-slab/vmalloc memory
list_del corruption. prev->next should be ffff8880151a6500, but was ffffffff91243780. (prev=ffffffff91243780)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:62!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 7479 Comm: syz.1.735 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__list_del_entry_valid_or_report+0x14a/0x1d0 lib/list_debug.c:62
Code: 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 8b 55 00 48 89 e9 48 89 de 48 c7 c7 20 68 62 8c e8 87 1d ed fb 90 <0f> 0b 4c 89 e7 e8 ec 84 24 fd 48 89 ea 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc90007956e18 EFLAGS: 00010286
RAX: 000000000000006d RBX: ffff8880151a6500 RCX: 0000000000000000
RDX: 000000000000006d RSI: ffffffff81e9b109 RDI: fffff52000f2adb4
RBP: ffffffff91243780 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000000 R11: 0000000000000001 R12: ffffffff91243780
R13: 0000000000000001 R14: ffffc90007956ef0 R15: ffffc90007956ef0
FS:  0000000000000000(0000) GS:ffff888095846000(0063) knlGS:00000000f68aeb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000800000c0 CR3: 000000005cd0c000 CR4: 0000000000352ef0
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+0x36e/0xa20 net/core/flow_offload.c:367
 nsim_setup_tc+0x1af/0x200 drivers/net/netdevsim/tc.c:87
 nft_block_offload_cmd+0x144/0x2f0 net/netfilter/nf_tables_offload.c:397
 nft_chain_offload_cmd net/netfilter/nf_tables_offload.c:451 [inline]
 nft_flow_block_chain+0x175/0x4b0 net/netfilter/nf_tables_offload.c:471
 nft_flow_offload_chain net/netfilter/nf_tables_offload.c:513 [inline]
 nft_flow_rule_offload_abort+0x4c7/0x670 net/netfilter/nf_tables_offload.c:532
 nft_flow_rule_offload_commit+0x5ac/0x6a0 net/netfilter/nf_tables_offload.c:620
 nf_tables_commit+0xd7b/0x9300 net/netfilter/nf_tables_api.c:11006
 nfnetlink_rcv_batch+0x1a4d/0x2880 net/netfilter/nfnetlink.c:574
 nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:647 [inline]
 nfnetlink_rcv+0x3bd/0x440 net/netfilter/nfnetlink.c:665
 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline]
 netlink_unicast+0x65f/0x950 net/netlink/af_netlink.c:1364
 netlink_sendmsg+0xa02/0x1020 net/netlink/af_netlink.c:1923
 sock_sendmsg_nosec net/socket.c:800 [inline]
 __sock_sendmsg net/socket.c:815 [inline]
 ____sys_sendmsg+0xa4d/0xbe0 net/socket.c:2713
 ___sys_sendmsg+0x190/0x1e0 net/socket.c:2767
 __sys_sendmsg+0x160/0x210 net/socket.c:2799
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:79 [inline]
 __do_fast_syscall_32+0x13a/0x8b0 arch/x86/entry/syscall_32.c:291
 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:316
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7ff2fec
Code: Unable to access opcode bytes at 0xf7ff2fc2.
RSP: 002b:00000000f68ae50c EFLAGS: 00000292 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000800000c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid_or_report+0x14a/0x1d0 lib/list_debug.c:62
Code: 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 8b 55 00 48 89 e9 48 89 de 48 c7 c7 20 68 62 8c e8 87 1d ed fb 90 <0f> 0b 4c 89 e7 e8 ec 84 24 fd 48 89 ea 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc90007956e18 EFLAGS: 00010286
RAX: 000000000000006d RBX: ffff8880151a6500 RCX: 0000000000000000
RDX: 000000000000006d RSI: ffffffff81e9b109 RDI: fffff52000f2adb4
RBP: ffffffff91243780 R08: 0000000000000007 R09: 0000000000000000
R10: 8000000000000000 R11: 0000000000000001 R12: ffffffff91243780
R13: 0000000000000001 R14: ffffc90007956ef0 R15: ffffc90007956ef0
FS:  0000000000000000(0000) GS:ffff888095846000(0063) knlGS:00000000f68aeb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f7ff3000 CR3: 000000005cd0c000 CR4: 0000000000352ef0