Extracting prog: 2m20.500691843s Minimizing prog: 2h14m6.216407415s Simplifying prog options: 7m45.49095757s Extracting C: 20.667101797s 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}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash 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}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program crashed: KASAN: slab-use-after-free Read in ep_open single: successfully extracted reproducer found reproducer with 10 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(0xffffffffffffffff, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r0 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r0, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r0 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r0, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, 0x0, 0x0) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400), 0x0) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, 0x0, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, 0x0) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, 0x0, 0x0) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{0x0}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program crashed: KASAN: slab-use-after-free Read in ep_open extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD program did not crash testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program crashed: KASAN: slab-use-after-free Read in ep_open validation run: crashed=true testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program crashed: KASAN: slab-use-after-free Read in ep_open validation run: crashed=true testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-writev-io_uring_enter-bpf$PROG_LOAD detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000400)="0000000009020900010100803212010002000000402505a0a4000100000001", 0x1f) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000027000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff7000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24040045) r1 = io_uring_setup(0x1195, &(0x7f0000000040)={0x0, 0x2150, 0xc000, 0x3, 0xce}) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000001480)}], 0x1) io_uring_enter(r1, 0x2219, 0xcf74, 0x16, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x17, 0x3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x20, '\x00', 0x0, @cgroup_sysctl, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) program crashed: KASAN: slab-use-after-free Read in ep_open validation run: crashed=true reproducing took 2h35m33.055694469s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-use-after-free in __mutex_lock_common kernel/locking/mutex.c:625 [inline] BUG: KASAN: slab-use-after-free in __mutex_lock+0x15ca/0x1bd0 kernel/locking/mutex.c:821 Read of size 8 at addr ffff888034b7f858 by task syz-executor/10215 CPU: 2 UID: 0 PID: 10215 Comm: syz-executor 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 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 __mutex_lock_common kernel/locking/mutex.c:625 [inline] __mutex_lock+0x15ca/0x1bd0 kernel/locking/mutex.c:821 ep_open+0x4c/0x2c0 drivers/usb/gadget/legacy/inode.c:823 do_dentry_open+0x6ab/0x14d0 fs/open.c:947 vfs_open+0x82/0x3f0 fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x2873/0x4280 fs/namei.c:4863 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8d7955e90e Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 RSP: 002b:00007fffc128ecb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000055558f079500 RCX: 00007f8d7955e90e RDX: 0000000000000000 RSI: 00007fffc128ee20 RDI: ffffffffffffff9c RBP: 00007fffc128ee20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffc128ff10 R13: 00007f8d79634474 R14: 000055558f0794e8 R15: 0000000000000006 Allocated by task 10600: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x2e5/0x6c0 mm/slub.c:5489 _kmalloc_noprof include/linux/slab.h:988 [inline] _kzalloc_noprof include/linux/slab.h:1309 [inline] activate_ep_files drivers/usb/gadget/legacy/inode.c:1601 [inline] gadgetfs_bind+0x582/0x890 drivers/usb/gadget/legacy/inode.c:1692 gadget_bind_driver+0x28c/0xbf0 drivers/usb/gadget/udc/core.c:1662 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __driver_attach+0x21f/0x5b0 drivers/base/dd.c:1292 bus_for_each_dev+0x13e/0x1d0 drivers/base/bus.c:383 bus_add_driver+0x305/0x5b0 drivers/base/bus.c:763 driver_register+0x1e2/0x360 drivers/base/driver.c:174 usb_gadget_register_driver_owner+0x132/0x210 drivers/usb/gadget/udc/core.c:1752 dev_config+0xdce/0x1610 drivers/usb/gadget/legacy/inode.c:1883 vfs_write+0x2aa/0x1050 fs/read_write.c:685 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 7698: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2677 [inline] slab_free mm/slub.c:6377 [inline] kfree+0x22b/0x6c0 mm/slub.c:6692 put_ep drivers/usb/gadget/legacy/inode.c:225 [inline] put_ep+0x117/0x150 drivers/usb/gadget/legacy/inode.c:217 destroy_ep_files+0x163/0x420 drivers/usb/gadget/legacy/inode.c:1582 gadgetfs_unbind+0x139/0x260 drivers/usb/gadget/legacy/inode.c:1655 gadget_unbind_driver+0x20c/0x4f0 drivers/usb/gadget/udc/core.c:1724 device_remove+0xcb/0x180 drivers/base/dd.c:616 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435 bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832 driver_unregister+0x76/0xb0 drivers/base/driver.c:202 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784 dev_release+0x132/0x1b0 drivers/usb/gadget/legacy/inode.c:1198 __fput+0x3ff/0xb50 fs/file_table.c:512 delayed_fput+0x72/0x90 fs/file_table.c:535 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff888034b7f800 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 88 bytes inside of freed 512-byte region [ffff888034b7f800, ffff888034b7fa00) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x34b7c head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801bc42c80 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88801bc42c80 dead000000000100 dead000000000122 head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 head: 00fff00000000002 ffffffffffffff01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 15943550450, free_ts 0 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0xf48/0x3530 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x299/0x2dc0 mm/page_alloc.c:5304 alloc_slab_page mm/slub.c:3266 [inline] allocate_slab mm/slub.c:3380 [inline] new_slab+0xa2/0x640 mm/slub.c:3426 refill_objects+0xe3/0x410 mm/slub.c:7310 refill_sheaf mm/slub.c:2804 [inline] __pcs_replace_empty_main+0x376/0x680 mm/slub.c:4675 alloc_from_pcs mm/slub.c:4773 [inline] slab_alloc_node mm/slub.c:4905 [inline] __kmalloc_cache_noprof+0x479/0x6c0 mm/slub.c:5485 _kmalloc_noprof include/linux/slab.h:988 [inline] snd_mixer_oss_build_test+0x7a/0x380 sound/core/oss/mixer_oss.c:896 snd_mixer_oss_build_test_all+0x444/0x6e0 sound/core/oss/mixer_oss.c:976 snd_mixer_oss_build_input+0x139/0xd50 sound/core/oss/mixer_oss.c:1020 snd_mixer_oss_build sound/core/oss/mixer_oss.c:1279 [inline] snd_mixer_oss_notify_handler+0x48d/0x990 sound/core/oss/mixer_oss.c:1347 snd_card_register+0x2af/0x760 sound/core/init.c:931 snd_virmidi_probe+0x431/0x590 sound/drivers/virmidi.c:105 platform_probe+0x106/0x1d0 drivers/base/platform.c:1439 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 page_owner free stack trace missing Memory state around the buggy address: ffff888034b7f700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888034b7f780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888034b7f800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888034b7f880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888034b7f900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-use-after-free in __mutex_lock_common kernel/locking/mutex.c:625 [inline] BUG: KASAN: slab-use-after-free in __mutex_lock+0x15ca/0x1bd0 kernel/locking/mutex.c:821 Read of size 8 at addr ffff888034b7f858 by task syz-executor/10215 CPU: 2 UID: 0 PID: 10215 Comm: syz-executor 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 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 __mutex_lock_common kernel/locking/mutex.c:625 [inline] __mutex_lock+0x15ca/0x1bd0 kernel/locking/mutex.c:821 ep_open+0x4c/0x2c0 drivers/usb/gadget/legacy/inode.c:823 do_dentry_open+0x6ab/0x14d0 fs/open.c:947 vfs_open+0x82/0x3f0 fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x2873/0x4280 fs/namei.c:4863 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8d7955e90e Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 RSP: 002b:00007fffc128ecb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000055558f079500 RCX: 00007f8d7955e90e RDX: 0000000000000000 RSI: 00007fffc128ee20 RDI: ffffffffffffff9c RBP: 00007fffc128ee20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffc128ff10 R13: 00007f8d79634474 R14: 000055558f0794e8 R15: 0000000000000006 Allocated by task 10600: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 poison_kmalloc_redzone mm/kasan/common.c:398 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415 kasan_kmalloc include/linux/kasan.h:263 [inline] __kmalloc_cache_noprof+0x2e5/0x6c0 mm/slub.c:5489 _kmalloc_noprof include/linux/slab.h:988 [inline] _kzalloc_noprof include/linux/slab.h:1309 [inline] activate_ep_files drivers/usb/gadget/legacy/inode.c:1601 [inline] gadgetfs_bind+0x582/0x890 drivers/usb/gadget/legacy/inode.c:1692 gadget_bind_driver+0x28c/0xbf0 drivers/usb/gadget/udc/core.c:1662 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __driver_attach+0x21f/0x5b0 drivers/base/dd.c:1292 bus_for_each_dev+0x13e/0x1d0 drivers/base/bus.c:383 bus_add_driver+0x305/0x5b0 drivers/base/bus.c:763 driver_register+0x1e2/0x360 drivers/base/driver.c:174 usb_gadget_register_driver_owner+0x132/0x210 drivers/usb/gadget/udc/core.c:1752 dev_config+0xdce/0x1610 drivers/usb/gadget/legacy/inode.c:1883 vfs_write+0x2aa/0x1050 fs/read_write.c:685 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 7698: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2677 [inline] slab_free mm/slub.c:6377 [inline] kfree+0x22b/0x6c0 mm/slub.c:6692 put_ep drivers/usb/gadget/legacy/inode.c:225 [inline] put_ep+0x117/0x150 drivers/usb/gadget/legacy/inode.c:217 destroy_ep_files+0x163/0x420 drivers/usb/gadget/legacy/inode.c:1582 gadgetfs_unbind+0x139/0x260 drivers/usb/gadget/legacy/inode.c:1655 gadget_unbind_driver+0x20c/0x4f0 drivers/usb/gadget/udc/core.c:1724 device_remove+0xcb/0x180 drivers/base/dd.c:616 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435 bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832 driver_unregister+0x76/0xb0 drivers/base/driver.c:202 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784 dev_release+0x132/0x1b0 drivers/usb/gadget/legacy/inode.c:1198 __fput+0x3ff/0xb50 fs/file_table.c:512 delayed_fput+0x72/0x90 fs/file_table.c:535 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff888034b7f800 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 88 bytes inside of freed 512-byte region [ffff888034b7f800, ffff888034b7fa00) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x34b7c head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801bc42c80 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88801bc42c80 dead000000000100 dead000000000122 head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 head: 00fff00000000002 ffffffffffffff01 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 15943550450, free_ts 0 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0xf48/0x3530 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x299/0x2dc0 mm/page_alloc.c:5304 alloc_slab_page mm/slub.c:3266 [inline] allocate_slab mm/slub.c:3380 [inline] new_slab+0xa2/0x640 mm/slub.c:3426 refill_objects+0xe3/0x410 mm/slub.c:7310 refill_sheaf mm/slub.c:2804 [inline] __pcs_replace_empty_main+0x376/0x680 mm/slub.c:4675 alloc_from_pcs mm/slub.c:4773 [inline] slab_alloc_node mm/slub.c:4905 [inline] __kmalloc_cache_noprof+0x479/0x6c0 mm/slub.c:5485 _kmalloc_noprof include/linux/slab.h:988 [inline] snd_mixer_oss_build_test+0x7a/0x380 sound/core/oss/mixer_oss.c:896 snd_mixer_oss_build_test_all+0x444/0x6e0 sound/core/oss/mixer_oss.c:976 snd_mixer_oss_build_input+0x139/0xd50 sound/core/oss/mixer_oss.c:1020 snd_mixer_oss_build sound/core/oss/mixer_oss.c:1279 [inline] snd_mixer_oss_notify_handler+0x48d/0x990 sound/core/oss/mixer_oss.c:1347 snd_card_register+0x2af/0x760 sound/core/init.c:931 snd_virmidi_probe+0x431/0x590 sound/drivers/virmidi.c:105 platform_probe+0x106/0x1d0 drivers/base/platform.c:1439 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 page_owner free stack trace missing Memory state around the buggy address: ffff888034b7f700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888034b7f780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888034b7f800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888034b7f880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888034b7f900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================