Extracting prog: 2m31.727937842s Minimizing prog: 26m19.168197943s Simplifying prog options: 0s Extracting C: 41.940317886s Simplifying C: 11m32.274032427s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$eJzs3c9rHFUcAPDvbJL+1qZQinqQQA9WajdN4o8KQutRtFjQe12SaSjZdEt2U5pYaHuwIF6kCCIWxD/Au8fiH6B/RUELRUrQg5fIbGbbbZLNJunWbJ3PB6Z9b2ayb96++b79zs4uG0BhjWT/lCJejoivk4iDbdsGI984srLf0sNrk9mSxPLyJ38mkeTrWvsn+f/788pLEfHLFxHHS2vbrS8szlSq1XQur482Zi+P1hcWT1ycrUyn0+ml8YmJU29NjL/7zts96+vr5/7+7uO7H5z66ujStz/dP3Q7iTNxIN/W3o+ncKO9MhIj+XMyFGdW7TjWg8b6SbLTB8C2DORxPhTZHHAwBvKoB/7/rkfEMlBQifiHgmrlAa1r+x5dBz83Hry/cgG0tv+DK++NxJ7mtdG+peSJK6Psene4B+1nbfz8x53b2RJd3oe43oP2AFpu3IyIk4ODa+e/JJ//tu9k883jja1uo2ivP7CT7mb5zxvr5T+lR/lPrJP/7F8ndreje/yX7vegmY6y/O+9dfPfR1PX8EBee6GZ8w0lFy5W05MR8WJEHIuh3Vl9o/s5p5buLXfa1p7/ZUvWfisXzI/j/uDuJ/9mqtKoPE2f2z24GfHK4/w3iTXz/55mrrt6/LPn41xW+PXLrm0cSe+82mlb9/63630GvPxjxGvrjv/jO1rJxvcnR5vnw2jrrFjrr1tHfuvU/tb633vZ+O/buP/DSfv92vrW2/hhzz9pp23bPf93JZ82y7vydVcrjcbcWMSu5KO168cf/22r3to/6/+xoxvPf+ud/3sj4rNN9v/W4Vsdd+2H8Z/a0vhvvXDvw8+/79T+5sb/zWbpWL5mM/PfZg/waZ47AAAAAAAA6DeliDgQSan8qFwqlcsrn+84HPtK1Vq9cfxCbf7SVDS/KzscQ6XWne6DbZ+HGMs/D9uqj6+qT0TEoYj4ZmBvs16erFWndrrzAAAAAAAAAAAAAAAAAAAA0Cf2d/j+f+b3gZ0+OuCZ85PfUFxd478Xv/QE9CWv/1Bc4h+KS/xDcYl/KC7xD8Ul/qG4xD8Ul/gHAAAAAAAAAAAAAAAAAAAAAAAAAACAnjp39my2LC89vDaZ1aeuLMzP1K6cmErrM+XZ+cnyZG3ucnm6VpuupuXJ2my3x6vWapfHxmP+6mgjrTdG6wuL52dr85ca5y/OVqbT8+nQf9IrAAAAAAAAAAAAAAAAAAAAeL7UFxZnKtVqOqfQsXA6+uIwtl1Iuo3y6fxk2NIjR14Y3PkOKjyDwg5PTAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADQ5t8AAAD//8nLNLM=") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: kernel BUG in may_delete single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=1m50.073543789s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-mount$incfs-chdir-rename-rename detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-mount$incfs-chdir-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-mount$incfs-chdir-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-mount$incfs-rename-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mkdir-chdir-rename-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") unshare(0x62040200) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000003c0)={[{@noacl}, {}, {@grpquota}, {@nobarrier}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@stripe={'stripe', 0x3d, 0x2}}]}, 0x3, 0x572, &(0x7f00000006c0)="$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") mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program did not crash testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, &(0x7f0000000140)='./file1\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, 0x0) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, 0x0) rename(0x0, &(0x7f0000000140)='./file1\x00') mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, 0x0) rename(0x0, 0x0) mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir extracting C reproducer testing compiled C program (duration=1m50.073543789s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir simplifying C reproducer testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program did not crash testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program did not crash testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, 0x0) rename(0x0, 0x0) mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, 0x0) rename(0x0, 0x0) mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=1m50.073543789s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-mkdir-mount$incfs-chdir-rename-rename-mknod$loop detailed listing: executing program 0: unshare(0x62040200) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(0x0) rename(0x0, 0x0) rename(0x0, 0x0) mknod$loop(0x0, 0x200, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true reproducing took 43m28.347435689s repro crashed as (corrupted=false): RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd1f58e20 RBP: 00007fffd1f58e20 R08: 00007fffd1f59e20 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd1f59eb0 R13: 00007fbc6c3961ca R14: 00000000000065cc R15: 00007fffd1f59ef0 ---[ end trace 2fa19d514029c952 ]--- ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:101 [inline] BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:454 Write of size 4 at addr 0000000000000170 by task syz-executor/368 CPU: 1 PID: 368 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 __kasan_report mm/kasan/report.c:431 [inline] kasan_report+0xe7/0x140 mm/kasan/report.c:444 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37 instrument_atomic_read_write include/linux/instrumented.h:101 [inline] atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] ihold+0x20/0x60 fs/inode.c:454 d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fbc6c302097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fffd1f58d68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc6c302097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd1f58e20 RBP: 00007fffd1f58e20 R08: 00007fffd1f59e20 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd1f59eb0 R13: 00007fbc6c3961ca R14: 00000000000065cc R15: 00007fffd1f59ef0 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 12d969067 P4D 12d969067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 368 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 b1 c3 b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 31 RSP: 0018:ffffc90000b77ce8 EFLAGS: 00010246 RAX: ffff8881106dbb00 RBX: 0000000000000000 RCX: ffff8881106dbb40 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000b77cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: 1ffff1102405ea6c R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555574615500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012d71e000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fbc6c302097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fffd1f58d68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc6c302097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd1f58e20 RBP: 00007fffd1f58e20 R08: 00007fffd1f59e20 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd1f59eb0 R13: 00007fbc6c3961ca R14: 00000000000065cc R15: 00007fffd1f59ef0 Modules linked in: CR2: 0000000000000170 ---[ end trace 2fa19d514029c953 ]--- RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 b1 c3 b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 31 RSP: 0018:ffffc90000b77ce8 EFLAGS: 00010246 RAX: ffff8881106dbb00 RBX: 0000000000000000 RCX: ffff8881106dbb40 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000b77cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: 1ffff1102405ea6c R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555574615500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012d71e000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 55 push %rbp 5: 48 89 e5 mov %rsp,%rbp 8: 41 56 push %r14 a: 53 push %rbx b: 48 89 fb mov %rdi,%rbx e: e8 b1 c3 b2 ff call 0xffb2c3c4 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 90 fb f1 ff call 0xfff1fbb4 24: 41 be 01 00 00 00 mov $0x1,%r14d * 2a: f0 44 0f c1 b3 70 01 lock xadd %r14d,0x170(%rbx) <-- trapping instruction 31: 00 00 33: 41 ff c6 inc %r14d 36: bf 02 00 00 00 mov $0x2,%edi 3b: 44 89 f6 mov %r14d,%esi 3e: e8 .byte 0xe8 3f: 31 .byte 0x31 final repro crashed as (corrupted=false): RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd1f58e20 RBP: 00007fffd1f58e20 R08: 00007fffd1f59e20 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd1f59eb0 R13: 00007fbc6c3961ca R14: 00000000000065cc R15: 00007fffd1f59ef0 ---[ end trace 2fa19d514029c952 ]--- ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:101 [inline] BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:454 Write of size 4 at addr 0000000000000170 by task syz-executor/368 CPU: 1 PID: 368 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 __kasan_report mm/kasan/report.c:431 [inline] kasan_report+0xe7/0x140 mm/kasan/report.c:444 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37 instrument_atomic_read_write include/linux/instrumented.h:101 [inline] atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] ihold+0x20/0x60 fs/inode.c:454 d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fbc6c302097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fffd1f58d68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc6c302097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd1f58e20 RBP: 00007fffd1f58e20 R08: 00007fffd1f59e20 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd1f59eb0 R13: 00007fbc6c3961ca R14: 00000000000065cc R15: 00007fffd1f59ef0 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 12d969067 P4D 12d969067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 368 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 b1 c3 b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 31 RSP: 0018:ffffc90000b77ce8 EFLAGS: 00010246 RAX: ffff8881106dbb00 RBX: 0000000000000000 RCX: ffff8881106dbb40 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000b77cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: 1ffff1102405ea6c R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555574615500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012d71e000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fbc6c302097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fffd1f58d68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc6c302097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd1f58e20 RBP: 00007fffd1f58e20 R08: 00007fffd1f59e20 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffd1f59eb0 R13: 00007fbc6c3961ca R14: 00000000000065cc R15: 00007fffd1f59ef0 Modules linked in: CR2: 0000000000000170 ---[ end trace 2fa19d514029c953 ]--- RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 b1 c3 b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 31 RSP: 0018:ffffc90000b77ce8 EFLAGS: 00010246 RAX: ffff8881106dbb00 RBX: 0000000000000000 RCX: ffff8881106dbb40 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000b77cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: 1ffff1102405ea6c R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555574615500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012d71e000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 55 push %rbp 5: 48 89 e5 mov %rsp,%rbp 8: 41 56 push %r14 a: 53 push %rbx b: 48 89 fb mov %rdi,%rbx e: e8 b1 c3 b2 ff call 0xffb2c3c4 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 90 fb f1 ff call 0xfff1fbb4 24: 41 be 01 00 00 00 mov $0x1,%r14d * 2a: f0 44 0f c1 b3 70 01 lock xadd %r14d,0x170(%rbx) <-- trapping instruction 31: 00 00 33: 41 ff c6 inc %r14d 36: bf 02 00 00 00 mov $0x2,%edi 3b: 44 89 f6 mov %r14d,%esi 3e: e8 .byte 0xe8 3f: 31 .byte 0x31