Extracting prog: 1m45.271353539s Minimizing prog: 13m57.331717313s Simplifying prog options: 0s Extracting C: 26.640301544s Simplifying C: 12m23.234865739s 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$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-mkdir-mount$incfs-chdir-rename-rename-eventfd2 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) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') eventfd2(0xfffffffc, 0x1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir program crashed: KASAN: null-ptr-deref Write in vfs_rmdir single: successfully extracted reproducer found reproducer with 10 syscalls minimizing guilty program testing program (duration=39.623903928s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-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)="$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") unshare(0x62040200) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$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 crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {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$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-mkdir-mount$incfs-chdir-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) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000140)='./file1\x00') (async) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-mkdir-mount$incfs-chdir detailed listing: executing program 0: syz_mount_image$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)="$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") unshare(0x62040200) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {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$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-mkdir-mount$incfs 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) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-mkdir 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) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) program did not crash testing program (duration=39.623903928s, {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$ext4-unshare-ioctl$SIOCSIFHWADDR-ioctl$SIOCSIFHWADDR-mount$incfs 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) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=39.623903928s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-unshare-ioctl$SIOCSIFHWADDR-mkdir-mount$incfs 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) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {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 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$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-mount$incfs detailed listing: executing program 0: syz_mount_image$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) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {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}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {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}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=39.623903928s, {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}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=39.623903928s, {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}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=39.623903928s, {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}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0x1004002, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir simplifying C reproducer testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true 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}}): mkdir-mount$incfs program did not crash testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program did not crash testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program did not crash testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=39.623903928s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=39.623903928s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true reproducing took 31m23.678514069s repro crashed as (corrupted=false): RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc12e40117 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0771c150 RBP: 00007ffc0771c150 R08: 00007ffc0771d150 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0771d1e0 R13: 00007fbc12ea871f R14: 0000000000007002 R15: 00007ffc0771d220 ---[ end trace 4f66e273837d9c14 ]--- ================================================================== 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/asm-generic/atomic-instrumented.h:250 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:423 Write of size 4 at addr 0000000000000170 by task syz-executor/352 CPU: 0 PID: 352 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118 __kasan_report mm/kasan/report.c:439 [inline] kasan_report+0xd8/0x130 mm/kasan/report.c:452 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/asm-generic/atomic-instrumented.h:250 [inline] ihold+0x20/0x60 fs/inode.c:423 d_delete_notify include/linux/fsnotify.h:264 [inline] vfs_rmdir+0x247/0x3e0 fs/namei.c:3873 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1123 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130 task_work_run+0x127/0x190 kernel/task_work.c:189 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fbc12e40117 Code: a2 c7 05 7c c4 24 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:00007ffc0771c098 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc12e40117 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0771c150 RBP: 00007ffc0771c150 R08: 00007ffc0771d150 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0771d1e0 R13: 00007fbc12ea871f R14: 0000000000007002 R15: 00007ffc0771d220 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 110a60067 P4D 110a60067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 352 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic-arch-fallback.h:286 [inline] RIP: 0010:atomic_inc_return include/asm-generic/atomic-instrumented.h:251 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:423 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 71 69 b7 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 e9 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 f1 RSP: 0018:ffffc90000cf7d10 EFLAGS: 00010246 RAX: ffff88810c551300 RBX: 0000000000000000 RCX: 0000000000000286 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000cf7d20 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf448 R12: 1ffff11021a51206 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 000055555d9d4500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012a5b2000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:264 [inline] vfs_rmdir+0x247/0x3e0 fs/namei.c:3873 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1123 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130 task_work_run+0x127/0x190 kernel/task_work.c:189 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fbc12e40117 Code: a2 c7 05 7c c4 24 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:00007ffc0771c098 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc12e40117 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0771c150 RBP: 00007ffc0771c150 R08: 00007ffc0771d150 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0771d1e0 R13: 00007fbc12ea871f R14: 0000000000007002 R15: 00007ffc0771d220 Modules linked in: CR2: 0000000000000170 ---[ end trace 4f66e273837d9c15 ]--- RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic-arch-fallback.h:286 [inline] RIP: 0010:atomic_inc_return include/asm-generic/atomic-instrumented.h:251 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:423 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 71 69 b7 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 e9 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 f1 RSP: 0018:ffffc90000cf7d10 EFLAGS: 00010246 RAX: ffff88810c551300 RBX: 0000000000000000 RCX: 0000000000000286 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000cf7d20 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf448 R12: 1ffff11021a51206 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 000055555d9d4500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012a5b2000 CR4: 00000000003506b0 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 71 69 b7 ff call 0xffb76984 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 00 e9 f1 ff call 0xfff1e924 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: f1 int1 final repro crashed as (corrupted=false): RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc12e40117 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0771c150 RBP: 00007ffc0771c150 R08: 00007ffc0771d150 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0771d1e0 R13: 00007fbc12ea871f R14: 0000000000007002 R15: 00007ffc0771d220 ---[ end trace 4f66e273837d9c14 ]--- ================================================================== 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/asm-generic/atomic-instrumented.h:250 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:423 Write of size 4 at addr 0000000000000170 by task syz-executor/352 CPU: 0 PID: 352 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118 __kasan_report mm/kasan/report.c:439 [inline] kasan_report+0xd8/0x130 mm/kasan/report.c:452 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/asm-generic/atomic-instrumented.h:250 [inline] ihold+0x20/0x60 fs/inode.c:423 d_delete_notify include/linux/fsnotify.h:264 [inline] vfs_rmdir+0x247/0x3e0 fs/namei.c:3873 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1123 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130 task_work_run+0x127/0x190 kernel/task_work.c:189 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fbc12e40117 Code: a2 c7 05 7c c4 24 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:00007ffc0771c098 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc12e40117 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0771c150 RBP: 00007ffc0771c150 R08: 00007ffc0771d150 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0771d1e0 R13: 00007fbc12ea871f R14: 0000000000007002 R15: 00007ffc0771d220 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 110a60067 P4D 110a60067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 352 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic-arch-fallback.h:286 [inline] RIP: 0010:atomic_inc_return include/asm-generic/atomic-instrumented.h:251 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:423 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 71 69 b7 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 e9 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 f1 RSP: 0018:ffffc90000cf7d10 EFLAGS: 00010246 RAX: ffff88810c551300 RBX: 0000000000000000 RCX: 0000000000000286 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000cf7d20 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf448 R12: 1ffff11021a51206 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 000055555d9d4500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012a5b2000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:264 [inline] vfs_rmdir+0x247/0x3e0 fs/namei.c:3873 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1123 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130 task_work_run+0x127/0x190 kernel/task_work.c:189 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fbc12e40117 Code: a2 c7 05 7c c4 24 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:00007ffc0771c098 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbc12e40117 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0771c150 RBP: 00007ffc0771c150 R08: 00007ffc0771d150 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0771d1e0 R13: 00007fbc12ea871f R14: 0000000000007002 R15: 00007ffc0771d220 Modules linked in: CR2: 0000000000000170 ---[ end trace 4f66e273837d9c15 ]--- RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic-arch-fallback.h:286 [inline] RIP: 0010:atomic_inc_return include/asm-generic/atomic-instrumented.h:251 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:423 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 71 69 b7 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 e9 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 f1 RSP: 0018:ffffc90000cf7d10 EFLAGS: 00010246 RAX: ffff88810c551300 RBX: 0000000000000000 RCX: 0000000000000286 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000cf7d20 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0dcf448 R12: 1ffff11021a51206 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 000055555d9d4500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012a5b2000 CR4: 00000000003506b0 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 71 69 b7 ff call 0xffb76984 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 00 e9 f1 ff call 0xfff1e924 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: f1 int1