Extracting prog: 4m29.582183193s Minimizing prog: 2h37m35.939182063s Simplifying prog options: 15m50.500931397s Extracting C: 6m43.892542288s Simplifying C: 0s extracting reproducer from 87 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat-openat-getdents64-getdents64-sendmsg$can_bcm-read$FUSE-sendto$inet6 detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) r4 = socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) r5 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r6 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r6, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r6, 0x8933, &(0x7f0000000280)={'vcan0\x00', 0x0}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x6, 0x2d1, &(0x7f0000000740)="$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") r8 = openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0) getdents64(r8, &(0x7f0000000040)=""/31, 0x1f) getdents64(r8, 0xfffffffffffffffe, 0x29) sendmsg$can_bcm(r6, &(0x7f0000000180)={&(0x7f0000000040)={0x1d, r7}, 0x10, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="05000000000400000200000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0xea60, @ANYBLOB="0000004001"], 0x48}}, 0x0) read$FUSE(r5, &(0x7f0000000080)={0x2020}, 0x2020) sendto$inet6(r4, &(0x7f0000847fff)='X', 0xfee4, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) program crashed: INFO: task hung in io_file_get_fixed single: successfully extracted reproducer found reproducer with 20 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat-openat-getdents64-getdents64-sendmsg$can_bcm-read$FUSE detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r5 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r5, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000280)={'vcan0\x00', 0x0}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="6572726f72733d72656d6f756e742d726f2c756e695f786c6174653d312c756e695f786c6174653d302c757466383d302c73686f72746e616d653d6c6f7765722c73686f72746e616d653d6d697865642c696f636861727365743d64656661756c742c6e6f6e756d7461696c3d302c73686f72746e616d653d6c6f7765722c726f6469722c757466383d302c6572726f72733d72656d6f756e742d726f2c6572726f72733d636f6e74696e75652c756e695f786c6174653d302c756e695f786c6174653d302c646d61736b3d30303030303030303030303030303030303030303030312c747a3d5554432c6e6f6e756d7461696c3d302c73686f72746e616d653d6d697865642c6572726f72733d72656d6f756e742d726f2c6e6f6e756d7461696c3d302c6e6f6e756d7461696c3d302c756e695f786c6174653d302c73686f72746e616d653d6d697865642c73686f72746e616d653d77696e6e742c756e695f786c6174653d302c726f6469722c696f636861727365743d63703733372c73686f72746e616d653d77696e39352c696f636861727365743d6370313235312c73686f72746e616d653d77696e39352c73686f72746e616d653d77696e6e742c6e6f6e756d7461696c02002c00"], 0x6, 0x2d1, &(0x7f0000000740)="$eJzs3T9rJGUcB/DfbGb/qMVuYSWCA1pYHZdrbTbIHYipPLY4LTR4dyDZRUgg4h9cU4mdjaWvQBB8ITZ2loKtYGeEwMjMzmR3k3GzkWxE8/kUyZOZ5zvP73lmkkyTJ++9ONl/nMXT489+iV4vidawG3GSxCBaUfsilgy/DgDgv+wkz+P3fKbh9M9frcj2NlgXALA5l/z+r6Tlx0dFjx9urjYAYDMePnr7zZ3d3ftvZVkvHky+PBolEVF8np3feRofxDiexN3ox2lE+aLQjvJtoWg+yPN8mmaFQbwymR6NiuTk3R+r6+/8FlHmt6Mfg/LQ2dtGmX9j9/52NrOQnxZ1PFuNPyzy96Ifz5+Fl/L3GvIx6sSrLy/Ufyf68dP78WGM43FZxDz/+XaWvZ5/88en7xTlFflkejTqlv3m8q168OkN3yMAAAAAAAAAAAAAAAAAAAAAAP5/7lR753Sj3L+nOFTtv7N1WnzRjqw2WN6fZ5ZP6gvN9weKVp7n0zy+rffXuZtlWV51nOfTeCGtNhYEAAAAAAAAAAAAAAAAAACAW+7w40/298bjJwfX0qh3A0gj4s+HEf/0OsOFIy/F6s7dasy98bhVNZf7pItHYqvuk0SsLKOYxDUty2WNZy7UXDW++74xVczoMI2mU73LB203j3XFxkft2To29qmfrv29pHkNu2fF94obF+dvXCeaR2/HuSOdv6uwfhTXm06n8VT/ysvSea5sTFf0iWTV98Vrv87KXpjFUp9OuaqN8XbVWIifezbWep6jN4tf/FmR2K0DAAAAAAAAAAAAAAAAAAA2av7Xvw0nj1dGW3l3Y2UBAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwI2a////dRrpcniNVCcODv+tuQEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHB7/BUAAP//vaZV2Q==") r7 = openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0) getdents64(r7, &(0x7f0000000040)=""/31, 0x1f) getdents64(r7, 0xfffffffffffffffe, 0x29) sendmsg$can_bcm(r5, &(0x7f0000000180)={&(0x7f0000000040)={0x1d, r6}, 0x10, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="05000000000400000200000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0xea60, @ANYBLOB="0000004001"], 0x48}}, 0x0) read$FUSE(r4, &(0x7f0000000080)={0x2020}, 0x2020) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat-openat-getdents64-getdents64-sendmsg$can_bcm detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00', 0x0}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="6572726f72733d72656d6f756e742d726f2c756e695f786c6174653d312c756e695f786c6174653d302c757466383d302c73686f72746e616d653d6c6f7765722c73686f72746e616d653d6d697865642c696f636861727365743d64656661756c742c6e6f6e756d7461696c3d302c73686f72746e616d653d6c6f7765722c726f6469722c757466383d302c6572726f72733d72656d6f756e742d726f2c6572726f72733d636f6e74696e75652c756e695f786c6174653d302c756e695f786c6174653d302c646d61736b3d30303030303030303030303030303030303030303030312c747a3d5554432c6e6f6e756d7461696c3d302c73686f72746e616d653d6d697865642c6572726f72733d72656d6f756e742d726f2c6e6f6e756d7461696c3d302c6e6f6e756d7461696c3d302c756e695f786c6174653d302c73686f72746e616d653d6d697865642c73686f72746e616d653d77696e6e742c756e695f786c6174653d302c726f6469722c696f636861727365743d63703733372c73686f72746e616d653d77696e39352c696f636861727365743d6370313235312c73686f72746e616d653d77696e39352c73686f72746e616d653d77696e6e742c6e6f6e756d7461696c02002c00"], 0x6, 0x2d1, &(0x7f0000000740)="$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") r6 = openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0) getdents64(r6, &(0x7f0000000040)=""/31, 0x1f) getdents64(r6, 0xfffffffffffffffe, 0x29) sendmsg$can_bcm(r4, &(0x7f0000000180)={&(0x7f0000000040)={0x1d, r5}, 0x10, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="05000000000400000200000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0xea60, @ANYBLOB="0000004001"], 0x48}}, 0x0) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat-openat-getdents64-getdents64 detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00'}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="6572726f72733d72656d6f756e742d726f2c756e695f786c6174653d312c756e695f786c6174653d302c757466383d302c73686f72746e616d653d6c6f7765722c73686f72746e616d653d6d697865642c696f636861727365743d64656661756c742c6e6f6e756d7461696c3d302c73686f72746e616d653d6c6f7765722c726f6469722c757466383d302c6572726f72733d72656d6f756e742d726f2c6572726f72733d636f6e74696e75652c756e695f786c6174653d302c756e695f786c6174653d302c646d61736b3d30303030303030303030303030303030303030303030312c747a3d5554432c6e6f6e756d7461696c3d302c73686f72746e616d653d6d697865642c6572726f72733d72656d6f756e742d726f2c6e6f6e756d7461696c3d302c6e6f6e756d7461696c3d302c756e695f786c6174653d302c73686f72746e616d653d6d697865642c73686f72746e616d653d77696e6e742c756e695f786c6174653d302c726f6469722c696f636861727365743d63703733372c73686f72746e616d653d77696e39352c696f636861727365743d6370313235312c73686f72746e616d653d77696e39352c73686f72746e616d653d77696e6e742c6e6f6e756d7461696c02002c00"], 0x6, 0x2d1, &(0x7f0000000740)="$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") r5 = openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0) getdents64(r5, &(0x7f0000000040)=""/31, 0x1f) getdents64(r5, 0xfffffffffffffffe, 0x29) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat-openat-getdents64 detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00'}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x6, 0x2d1, &(0x7f0000000740)="$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") r5 = openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0) getdents64(r5, &(0x7f0000000040)=""/31, 0x1f) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat-openat detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00'}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x6, 0x2d1, &(0x7f0000000740)="$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") openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-syz_mount_image$vfat detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00'}) syz_mount_image$vfat(&(0x7f0000000440), &(0x7f0000000000)='./file0\x00', 0x800090, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x6, 0x2d1, &(0x7f0000000740)="$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") program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00'}) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm-connect$can_bcm detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs-socket$can_bcm detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') socket$can_bcm(0x1d, 0x2, 0x2) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1-syz_open_procfs detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00') program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp-epoll_create1 detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) epoll_create1(0x0) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE-socket$inet6_sctp detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun-io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) io_uring_register$IORING_REGISTER_FILE_ALLOC_RANGE(r3, 0x19, &(0x7f0000000000)={0x5, 0x8, 0xa8}, 0x0) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r3, &(0x7f00000004c0)=""/57, 0x39) program crashed: INFO: task hung in io_file_get_fixed testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-syz_open_procfs detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) read$qrtrtun(0xffffffffffffffff, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r0, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r0, r1, &(0x7f00000002c0)=@IORING_OP_SHUTDOWN={0x22, 0x9}) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program crashed: WARNING in get_data testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340), &(0x7f0000000280)) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r1, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(0xffffffffffffffff, 0x3516, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r0, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, 0x0, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, 0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r1, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, 0x0, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program crashed: WARNING in get_data validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program crashed: INFO: task hung in io_uring_del_tctx_node validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program did not crash validation run: crashed=false testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-io_uring_enter-syz_open_procfs-read$qrtrtun detailed listing: executing program 0: r0 = syz_io_uring_setup(0x10d, &(0x7f0000000380)={0x0, 0x0, 0x80, 0x0, 0x4000}, &(0x7f0000000340)=0x0, &(0x7f0000000280)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000440)=0xfffffffc, 0x0, 0x4) io_uring_enter(r0, 0x3516, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') read$qrtrtun(r2, &(0x7f00000004c0)=""/57, 0x39) program crashed: INFO: task hung in io_uring_alloc_task_context validation run: crashed=true reproducing took 3h51m30.088784508s repro crashed as (corrupted=false): INFO: task syz.1.28:6418 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.28 state:D stack:28840 pid:6418 tgid:6416 ppid:6314 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5254 [inline] __schedule+0x17c4/0x4d60 kernel/sched/core.c:6862 __schedule_loop kernel/sched/core.c:6944 [inline] schedule+0x165/0x360 kernel/sched/core.c:6959 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7016 __mutex_lock_common kernel/locking/mutex.c:676 [inline] __mutex_lock+0x7e6/0x1350 kernel/locking/mutex.c:760 io_init_wq_offload io_uring/tctx.c:22 [inline] io_uring_alloc_task_context+0xff/0x570 io_uring/tctx.c:85 __io_uring_add_tctx_node+0x33e/0x4e0 io_uring/tctx.c:111 __io_uring_add_tctx_node_from_submit+0x91/0x120 io_uring/tctx.c:154 io_uring_add_tctx_node io_uring/tctx.h:32 [inline] __do_sys_io_uring_enter io_uring/io_uring.c:3545 [inline] __se_sys_io_uring_enter+0x2553/0x2b80 io_uring/io_uring.c:3489 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f20eb38efc9 RSP: 002b:00007f20ec22e038 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 00007f20eb5e6090 RCX: 00007f20eb38efc9 RDX: 0000000000000000 RSI: 0000000000003516 RDI: 0000000000000003 RBP: 00007f20eb411f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f20eb5e6128 R14: 00007f20eb5e6090 R15: 00007ffdbed8bb08 Showing all locks held in the system: 3 locks held by kworker/u8:1/13: #0: ffff8880b873a018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:638 #1: ffff8880b8724048 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880 kernel/sched/psi.c:933 #2: ffff8880b87401d8 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline] #2: ffff8880b87401d8 (&pcp->lock){+.+.}-{3:3}, at: __free_frozen_pages+0x65e/0xd30 mm/page_alloc.c:2973 1 lock held by khungtaskd/31: #0: ffffffff8df3d620 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8df3d620 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:867 [inline] #0: ffffffff8df3d620 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6775 2 locks held by kworker/u8:2/36: 4 locks held by kworker/u8:4/78: 3 locks held by kworker/u8:6/3509: #0: ffff88813fe69948 ((wq_completion)events_unbound#2){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3238 [inline] #0: ffff88813fe69948 ((wq_completion)events_unbound#2){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3346 #1: ffffc9000b9d7ba0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3239 [inline] #1: ffffc9000b9d7ba0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3346 #2: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:303 2 locks held by getty/5585: #0: ffff8880350fd0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc9000332e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 drivers/tty/n_tty.c:2222 7 locks held by kworker/u9:3/5945: #0: ffff888055c9f948 ((wq_completion)hci19){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3238 [inline] #0: ffff888055c9f948 ((wq_completion)hci19){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3346 #1: ffffc90003a7fba0 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3239 [inline] #1: ffffc90003a7fba0 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3346 #2: ffff88805a750dc8 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x1d3/0x400 net/bluetooth/hci_sync.c:331 #3: ffff88805a7500b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x242/0xe30 net/bluetooth/hci_sync.c:5691 #4: ffffffff8f43d2a8 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2118 [inline] #4: ffffffff8f43d2a8 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x165/0x340 net/bluetooth/hci_conn.c:1331 #5: ffff888058307338 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_conn_del+0x7b/0x5b0 net/bluetooth/l2cap_core.c:1762 #6: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock kernel/rcu/tree_exp.h:343 [inline] #6: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x3b9/0x730 kernel/rcu/tree_exp.h:957 3 locks held by kworker/u8:7/6102: #0: ffff88814c4db148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3238 [inline] #0: ffff88814c4db148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3346 #1: ffffc90003817ba0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3239 [inline] #1: ffffc90003817ba0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3346 #2: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #2: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x112/0x14b0 net/ipv6/addrconf.c:4194 3 locks held by syz.1.18/6134: 3 locks held by syz.2.19/6137: 3 locks held by syz.4.21/6146: 3 locks held by syz.3.20/6151: 3 locks held by syz.0.17/6154: 3 locks held by syz.5.22/6300: 3 locks held by syz.6.23/6302: 3 locks held by syz.8.27/6308: 3 locks held by syz.7.24/6310: 3 locks held by syz.9.26/6312: 3 locks held by syz.1.28/6417: 1 lock held by syz.1.28/6418: #0: ffff88805b0cc0a8 (&ctx->uring_lock){+.+.}-{4:4}, at: io_init_wq_offload io_uring/tctx.c:22 [inline] #0: ffff88805b0cc0a8 (&ctx->uring_lock){+.+.}-{4:4}, at: io_uring_alloc_task_context+0xff/0x570 io_uring/tctx.c:85 3 locks held by syz.2.33/6433: 3 locks held by syz.3.31/6435: 3 locks held by syz.0.30/6437: 3 locks held by syz.4.32/6439: 3 locks held by kworker/u9:8/6447: 3 locks held by syz.5.34/6560: 3 locks held by syz.6.39/6589: 3 locks held by syz.7.36/6591: 3 locks held by syz.8.37/6593: 3 locks held by syz.9.38/6595: 3 locks held by syz.1.46/6686: 3 locks held by syz.2.41/6720: 1 lock held by syz-executor/6724: #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: inet6_rtm_newaddr+0x5b7/0xd20 net/ipv6/addrconf.c:5027 3 locks held by syz.3.50/6737: 3 locks held by syz.4.44/6739: 3 locks held by syz.0.43/6743: 3 locks held by syz-executor/6749: #0: ffffffff8ea64160 (&ops->srcu#2){.+.+}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8ea64160 (&ops->srcu#2){.+.+}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:867 [inline] #0: ffffffff8ea64160 (&ops->srcu#2){.+.+}-{0:0}, at: rtnl_link_ops_get+0x23/0x250 net/core/rtnetlink.c:570 #1: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline] #1: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:341 [inline] #1: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x8e9/0x1c80 net/core/rtnetlink.c:4064 #2: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock kernel/rcu/tree_exp.h:311 [inline] #2: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2f6/0x730 kernel/rcu/tree_exp.h:957 1 lock held by syz-executor/6764: #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x3b0/0x18b0 net/ipv4/devinet.c:978 1 lock held by syz-executor/6765: #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x3b0/0x18b0 net/ipv4/devinet.c:978 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 nmi_cpu_backtrace+0x39e/0x3d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x17a/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:337 [inline] watchdog+0xfa9/0xff0 kernel/hung_task.c:500 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 6310 Comm: syz.7.24 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:memset_orig+0x15/0xb0 arch/x86/lib/memset_64.S:57 Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01 48 0f af c1 <41> 89 f9 41 83 e1 07 75 74 48 89 d1 48 c1 e9 06 74 39 66 0f 1f 84 RSP: 0018:ffffc900044ef7f8 EFLAGS: 00000206 RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 0000000000000018 RSI: 0000000000000000 RDI: ffffc900044ef880 RBP: ffffc900044ef920 R08: ffffc900044ef897 R09: 1ffff9200089df12 R10: ffffc900044ef880 R11: fffff5200089df13 R12: ffff888033d99818 R13: ffff888033d99818 R14: ffffc900044ef880 R15: ffff8880796160d0 FS: 00007f56210dc6c0(0000) GS:ffff888125eeb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff44b6e040 CR3: 0000000011b42000 CR4: 00000000003526f0 Call Trace: seq_printf+0xad/0x270 fs/seq_file.c:403 __io_uring_show_fdinfo io_uring/fdinfo.c:142 [inline] io_uring_show_fdinfo+0x734/0x17d0 io_uring/fdinfo.c:256 seq_show+0x5bc/0x730 fs/proc/fd.c:68 seq_read_iter+0x4ef/0xe20 fs/seq_file.c:230 seq_read+0x369/0x480 fs/seq_file.c:162 vfs_read+0x200/0xa30 fs/read_write.c:570 ksys_read+0x145/0x250 fs/read_write.c:715 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f562018efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f56210dc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f56203e5fa0 RCX: 00007f562018efc9 RDX: 0000000000000039 RSI: 00002000000004c0 RDI: 0000000000000004 RBP: 00007f5620211f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f56203e6038 R14: 00007f56203e5fa0 R15: 00007ffec5bbc238 final repro crashed as (corrupted=false): INFO: task syz.1.28:6418 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.28 state:D stack:28840 pid:6418 tgid:6416 ppid:6314 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5254 [inline] __schedule+0x17c4/0x4d60 kernel/sched/core.c:6862 __schedule_loop kernel/sched/core.c:6944 [inline] schedule+0x165/0x360 kernel/sched/core.c:6959 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7016 __mutex_lock_common kernel/locking/mutex.c:676 [inline] __mutex_lock+0x7e6/0x1350 kernel/locking/mutex.c:760 io_init_wq_offload io_uring/tctx.c:22 [inline] io_uring_alloc_task_context+0xff/0x570 io_uring/tctx.c:85 __io_uring_add_tctx_node+0x33e/0x4e0 io_uring/tctx.c:111 __io_uring_add_tctx_node_from_submit+0x91/0x120 io_uring/tctx.c:154 io_uring_add_tctx_node io_uring/tctx.h:32 [inline] __do_sys_io_uring_enter io_uring/io_uring.c:3545 [inline] __se_sys_io_uring_enter+0x2553/0x2b80 io_uring/io_uring.c:3489 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f20eb38efc9 RSP: 002b:00007f20ec22e038 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 00007f20eb5e6090 RCX: 00007f20eb38efc9 RDX: 0000000000000000 RSI: 0000000000003516 RDI: 0000000000000003 RBP: 00007f20eb411f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f20eb5e6128 R14: 00007f20eb5e6090 R15: 00007ffdbed8bb08 Showing all locks held in the system: 3 locks held by kworker/u8:1/13: #0: ffff8880b873a018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:638 #1: ffff8880b8724048 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880 kernel/sched/psi.c:933 #2: ffff8880b87401d8 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline] #2: ffff8880b87401d8 (&pcp->lock){+.+.}-{3:3}, at: __free_frozen_pages+0x65e/0xd30 mm/page_alloc.c:2973 1 lock held by khungtaskd/31: #0: ffffffff8df3d620 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8df3d620 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:867 [inline] #0: ffffffff8df3d620 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6775 2 locks held by kworker/u8:2/36: 4 locks held by kworker/u8:4/78: 3 locks held by kworker/u8:6/3509: #0: ffff88813fe69948 ((wq_completion)events_unbound#2){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3238 [inline] #0: ffff88813fe69948 ((wq_completion)events_unbound#2){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3346 #1: ffffc9000b9d7ba0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3239 [inline] #1: ffffc9000b9d7ba0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3346 #2: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:303 2 locks held by getty/5585: #0: ffff8880350fd0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc9000332e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 drivers/tty/n_tty.c:2222 7 locks held by kworker/u9:3/5945: #0: ffff888055c9f948 ((wq_completion)hci19){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3238 [inline] #0: ffff888055c9f948 ((wq_completion)hci19){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3346 #1: ffffc90003a7fba0 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3239 [inline] #1: ffffc90003a7fba0 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3346 #2: ffff88805a750dc8 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x1d3/0x400 net/bluetooth/hci_sync.c:331 #3: ffff88805a7500b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x242/0xe30 net/bluetooth/hci_sync.c:5691 #4: ffffffff8f43d2a8 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2118 [inline] #4: ffffffff8f43d2a8 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x165/0x340 net/bluetooth/hci_conn.c:1331 #5: ffff888058307338 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_conn_del+0x7b/0x5b0 net/bluetooth/l2cap_core.c:1762 #6: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock kernel/rcu/tree_exp.h:343 [inline] #6: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x3b9/0x730 kernel/rcu/tree_exp.h:957 3 locks held by kworker/u8:7/6102: #0: ffff88814c4db148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3238 [inline] #0: ffff88814c4db148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 kernel/workqueue.c:3346 #1: ffffc90003817ba0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3239 [inline] #1: ffffc90003817ba0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 kernel/workqueue.c:3346 #2: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #2: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x112/0x14b0 net/ipv6/addrconf.c:4194 3 locks held by syz.1.18/6134: 3 locks held by syz.2.19/6137: 3 locks held by syz.4.21/6146: 3 locks held by syz.3.20/6151: 3 locks held by syz.0.17/6154: 3 locks held by syz.5.22/6300: 3 locks held by syz.6.23/6302: 3 locks held by syz.8.27/6308: 3 locks held by syz.7.24/6310: 3 locks held by syz.9.26/6312: 3 locks held by syz.1.28/6417: 1 lock held by syz.1.28/6418: #0: ffff88805b0cc0a8 (&ctx->uring_lock){+.+.}-{4:4}, at: io_init_wq_offload io_uring/tctx.c:22 [inline] #0: ffff88805b0cc0a8 (&ctx->uring_lock){+.+.}-{4:4}, at: io_uring_alloc_task_context+0xff/0x570 io_uring/tctx.c:85 3 locks held by syz.2.33/6433: 3 locks held by syz.3.31/6435: 3 locks held by syz.0.30/6437: 3 locks held by syz.4.32/6439: 3 locks held by kworker/u9:8/6447: 3 locks held by syz.5.34/6560: 3 locks held by syz.6.39/6589: 3 locks held by syz.7.36/6591: 3 locks held by syz.8.37/6593: 3 locks held by syz.9.38/6595: 3 locks held by syz.1.46/6686: 3 locks held by syz.2.41/6720: 1 lock held by syz-executor/6724: #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: inet6_rtm_newaddr+0x5b7/0xd20 net/ipv6/addrconf.c:5027 3 locks held by syz.3.50/6737: 3 locks held by syz.4.44/6739: 3 locks held by syz.0.43/6743: 3 locks held by syz-executor/6749: #0: ffffffff8ea64160 (&ops->srcu#2){.+.+}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8ea64160 (&ops->srcu#2){.+.+}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:867 [inline] #0: ffffffff8ea64160 (&ops->srcu#2){.+.+}-{0:0}, at: rtnl_link_ops_get+0x23/0x250 net/core/rtnetlink.c:570 #1: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline] #1: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:341 [inline] #1: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x8e9/0x1c80 net/core/rtnetlink.c:4064 #2: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock kernel/rcu/tree_exp.h:311 [inline] #2: ffffffff8df430b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2f6/0x730 kernel/rcu/tree_exp.h:957 1 lock held by syz-executor/6764: #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x3b0/0x18b0 net/ipv4/devinet.c:978 1 lock held by syz-executor/6765: #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline] #0: ffffffff8f2d3ac8 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x3b0/0x18b0 net/ipv4/devinet.c:978 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 nmi_cpu_backtrace+0x39e/0x3d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x17a/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:337 [inline] watchdog+0xfa9/0xff0 kernel/hung_task.c:500 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 6310 Comm: syz.7.24 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:memset_orig+0x15/0xb0 arch/x86/lib/memset_64.S:57 Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01 48 0f af c1 <41> 89 f9 41 83 e1 07 75 74 48 89 d1 48 c1 e9 06 74 39 66 0f 1f 84 RSP: 0018:ffffc900044ef7f8 EFLAGS: 00000206 RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 0000000000000018 RSI: 0000000000000000 RDI: ffffc900044ef880 RBP: ffffc900044ef920 R08: ffffc900044ef897 R09: 1ffff9200089df12 R10: ffffc900044ef880 R11: fffff5200089df13 R12: ffff888033d99818 R13: ffff888033d99818 R14: ffffc900044ef880 R15: ffff8880796160d0 FS: 00007f56210dc6c0(0000) GS:ffff888125eeb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff44b6e040 CR3: 0000000011b42000 CR4: 00000000003526f0 Call Trace: seq_printf+0xad/0x270 fs/seq_file.c:403 __io_uring_show_fdinfo io_uring/fdinfo.c:142 [inline] io_uring_show_fdinfo+0x734/0x17d0 io_uring/fdinfo.c:256 seq_show+0x5bc/0x730 fs/proc/fd.c:68 seq_read_iter+0x4ef/0xe20 fs/seq_file.c:230 seq_read+0x369/0x480 fs/seq_file.c:162 vfs_read+0x200/0xa30 fs/read_write.c:570 ksys_read+0x145/0x250 fs/read_write.c:715 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f562018efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f56210dc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f56203e5fa0 RCX: 00007f562018efc9 RDX: 0000000000000039 RSI: 00002000000004c0 RDI: 0000000000000004 RBP: 00007f5620211f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f56203e6038 R14: 00007f56203e5fa0 R15: 00007ffec5bbc238