Extracting prog: 17m6.50665772s Minimizing prog: 57m11.144353905s Simplifying prog options: 12m51.439999195s Extracting C: 3m30.020109918s Simplifying C: 0s extracting reproducer from 92 programs testing a last program of every proc single: executing 42 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-write detailed listing: executing program 0: r0 = socket(0x10, 0x3, 0x0) write(r0, &(0x7f0000000000)="2400000011005f0414f9f40700090400810000003f0000000000000008000f0001000000", 0x24) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$vim2m-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmmsg-openat$cuse-openat$proc_mixer-fcntl$dupfd-splice-openat$rdma_cm-write$RDMA_USER_CM_CMD_CREATE_ID-write$RDMA_USER_CM_CMD_RESOLVE_IP-write$RDMA_USER_CM_CMD_QUERY-openat$kvm-ioctl$KVM_CHECK_EXTENSION-syz_io_uring_setup-syz_io_uring_submit-io_uring_enter-ioctl$vim2m_VIDIOC_S_FMT-syz_genetlink_get_family_id$devlink-sendmsg$DEVLINK_CMD_RATE_DEL detailed listing: executing program 0: r0 = syz_open_dev$vim2m(&(0x7f0000000000), 0x7f, 0x2) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(aes-aesni)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820fae9d6dcd3292ea54c7beef915d564c90c200", 0x18) r2 = accept4(r1, 0x0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000000400)=[{0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0x10}, {&(0x7f0000000140)="c21504239e1dc595f0766418b856f059", 0xfffffe99}], 0x2, &(0x7f0000001a00)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmmsg(r2, &(0x7f0000002c40)=[{{0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f00000015c0)=""/168, 0xa8}, {&(0x7f0000001c40)=""/4096, 0x1000}], 0x2}, 0x3e159680}], 0x1, 0x0, 0x0) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r4 = openat$proc_mixer(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/card1/oss_mixer\x00', 0x0, 0x0) r5 = fcntl$dupfd(r4, 0x2, 0xffffffffffffffff) splice(r3, 0x0, r5, 0x0, 0x2000, 0x0) r6 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000380), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r6, &(0x7f00000002c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000200)={0xffffffffffffffff}, 0x111}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r6, &(0x7f0000000140)={0x3, 0x40, 0xfa00, {{0xa, 0x4e23, 0x2, @mcast1, 0xe}, {0xa, 0x0, 0xc, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, r7}}, 0x48) write$RDMA_USER_CM_CMD_QUERY(r5, &(0x7f0000000240)={0x13, 0x10, 0xfa00, {&(0x7f0000000540), r7}}, 0x18) r8 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r8, 0xae03, 0x95) r9 = syz_io_uring_setup(0x239, &(0x7f0000000300)={0x0, 0x400004, 0x13900}, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r10, r11, &(0x7f0000000380)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3, 0x0, 0x0, 0x0, {0x244}}) io_uring_enter(r9, 0x2def, 0x0, 0x0, 0x0, 0x0) ioctl$vim2m_VIDIOC_S_FMT(r0, 0xc0d05605, &(0x7f0000000140)={0x1, @pix_mp={0x6, 0x401, 0x31435750, 0x0, 0x5, [{0x400, 0x5}, {0x0, 0x9}, {0x4, 0x600}, {0x3, 0x5}, {0x2, 0x4}, {0xff, 0x2}, {0x7ff, 0x8}, {0xa2, 0xfffff6d2}], 0xcb, 0x40, 0x2, 0x1, 0x5}}) r12 = syz_genetlink_get_family_id$devlink(&(0x7f00000000c0), r8) sendmsg$DEVLINK_CMD_RATE_DEL(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000440)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r12, @ANYBLOB="000128bd7000fcdbdf254d00000008000300030000000803000100000008000300030000000f00db78f9a8007365636f6e646e616d6500000800030001039fa87d7fea4c026e49872b957a5accd5ce147b03873dfea00708f9d995df1bfc362c7917c0aeecdca435f9cdd6babb29e62cef7220eebdc2fd69d5fd25c4a2f4b905e33b93faca82ca7e3a2daf525fd2ca7236b448945e638378642399a4471537b48ccff37b71315b36b4cfca2e79e95ccac6140f2fbf7045dbd08d68b4cec2fc71e1ba0b7abfda75f251064a"], 0x44}, 0x1, 0x0, 0x0, 0x48001}, 0x2000c010) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program crashed: INFO: task hung in reg_check_chans_work single: successfully extracted reproducer found reproducer with 3 syscalls minimizing guilty program testing program (duration=6m58.021552111s, {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 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)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-syz_emit_ethernet detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, 0x0, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={0x0, 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB], 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program did not crash testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet program crashed: INFO: task hung in corrupted a never seen crash title: INFO: task hung in corrupted, ignore simplifying guilty program options testing program (duration=6m58.021552111s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program crashed: INFO: rcu detected stall in corrupted a never seen crash title: INFO: rcu detected stall in corrupted, ignore testing program (duration=6m58.021552111s, {Threaded:true 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program crashed: INFO: task hung in corrupted a never seen crash title: INFO: task hung in corrupted, ignore testing program (duration=6m58.021552111s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-syz_emit_ethernet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000100)={@local, @broadcast, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x7, 0x6, 0x0, @empty, @empty}, {{0x0, 0x4e29, 0x41424344, 0x41424344, 0x0, 0x0, 0x7, 0x16, 0x1, 0x0, 0x0, {[@mss={0x2, 0x4, 0x1}, @window={0x3, 0x3, 0x8}]}}}}}}}, 0x0) program crashed: INFO: task hung in corrupted a never seen crash title: INFO: task hung in corrupted, ignore reproducing took 1h30m39.111134691s repro crashed as (corrupted=false): INFO: task kworker/0:3:5821 blocked for more than 149 seconds. Not tainted 6.12.0-rc5-syzkaller-00308-g3e5e6c9900c3 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:22032 pid:5821 tgid:5821 ppid:2 flags:0x00004000 Workqueue: events_power_efficient reg_check_chans_work Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6782 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a7/0xd70 kernel/locking/mutex.c:752 reg_check_chans_work+0x99/0xfd0 net/wireless/reg.c:2480 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Showing all locks held in the system: 1 lock held by pool_workqueue_/3: #0: ffff8880b863ea98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 3 locks held by kworker/u8:0/11: 2 locks held by kworker/u8:1/13: final repro crashed as (corrupted=false): INFO: task kworker/0:3:5821 blocked for more than 149 seconds. Not tainted 6.12.0-rc5-syzkaller-00308-g3e5e6c9900c3 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:22032 pid:5821 tgid:5821 ppid:2 flags:0x00004000 Workqueue: events_power_efficient reg_check_chans_work Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6782 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a7/0xd70 kernel/locking/mutex.c:752 reg_check_chans_work+0x99/0xfd0 net/wireless/reg.c:2480 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Showing all locks held in the system: 1 lock held by pool_workqueue_/3: #0: ffff8880b863ea98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 3 locks held by kworker/u8:0/11: 2 locks held by kworker/u8:1/13: