Extracting prog: 4m1.547234787s
Minimizing prog: 8m29.765807661s
Simplifying prog options: 0s
Extracting C: 42.606234217s
Simplifying C: 11m20.497974609s


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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$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")
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB="20000000020000001d"], 0x0)

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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$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")
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB="20000000020000001d"], 0x0)

program crashed: VFS: Busy inodes after unmount (use-after-free)
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$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")

program did not crash
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open_by_handle_at
detailed listing:
executing program 0:
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB="20000000020000001d"], 0x0)

program did not crash
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$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")
open_by_handle_at(0xffffffffffffff9c, 0x0, 0x0)

program did not crash
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$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")
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB], 0x0)

program did not crash
extracting C reproducer
testing compiled C 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
testing compiled C program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
testing compiled C program (duration=1m40s, {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}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program did not crash
testing compiled C program (duration=1m40s, {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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
program crashed: VFS: Busy inodes after unmount (use-after-free)
testing program (duration=1m40s, {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:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$eJzs3VFv01YbwPHHpYWSV0Lo5RVCVYFDeScVqQQnhaCIK885SQ84dmQ7qL1CFU1RRQoTZdLam40btknbh+B2H2KfYN9jV2jfYJ1sJ22zNg3QNkHl/6vgOPaxz3OcyI9OGx8LAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQy63YdsESz/jNRdWfWwmD+u7Lzt77VsitnuKQdkWs5J9MTsqVbNWV/4mMdTZfTv6bkens1bRMJsWkbP3n8sUHl8bHuvsfEvBQbGxuPV9ut1uvRh3ICbp6rv+2mvZNFJi6U9PKRIEql0r2nYVqpKrG09FSFOu6ckPtxEGoZt1bqlAuzyudXwqafq3ieLq78v7tom2X1MN8QzthFPh3HuYjd8F4nvFraZ1kc1LnfvJBfGRiFWunrtTqWrs1P6gDSaXCh1QqDqpUtIvFQqFYLJTule/dt+3xfSvsf5F9Nbof2j/+3N4e1B5Oo+O9gANHMNbJ/+KJEV+asijqwB9XKhJKIPU+2zu6+f+rO/rQdvfm/26Wv7K7eUrS/H8te3WtX/7vE8vwfjZkU7bkuSxLW9rSklcjj2i4PzXR4ouRSAIxUhcnXaM6a5SUpSQlseWJLEhVIlFSFSOeaIlkSSKJRaefKFdC0eJILIGEomRWXLklSgpSlrLMixIteVmSQJriS00q4qRHWZW19LzPi7L6xbhTqdC3G7nu564lxUN6e5z5H1+qY71+A0ex3c3/AAAAAADg1LLS374n4/8JuZouVY2n7VGHBQAAAAAAjlH6l//ppJhIlq6KxfgfAAAAAIDTxkrvsbNEJCfXs6VVsdLbpfglAAAAAAAAp0T69/9rSZHOgXJdrJ3pUhj/AwAAAABwSvw0cI79qHHO+v0vCcMJ601j8f/WupPUc9bPZPtlxZvdI8bVKetC5yBpUcqK8XFXT1uTWaWdSTDfd4rVQXFYBwXww04AMjiAS+Pyi9zI6txYycqV7paslVzVeDrvBt6DgjjOhbFYL8bfvlj7TtLu/+zXL1iyutZu5Z++bK+ksaQdf7PemUBx3zyKh8TyOp1vIb3noqfH3t/Z6on0RoxOu7msXXtv/zvPShj7iDbfykxWZ6Yz422ut/+TSZuFfE/vk207UUzKWrtVOGLP38rNrM7N2ZtZcUAUxXy/96BzLop7o/ikc7E/CqsnivMiMiiK+X5RWB8WBQCMymqfLLSb//fl3U+41n5adpePzO5vZTarMzuVXljHpw7IK/agK7p9xOz2275nIPXLsUm7v+60m2XVd8kO7/q2G3lFKzmFZ16vfyOXNza3bq+tLz9rPWu9KBbnS/Zd275XlIm0G51iT6Tb58g9AIDM4GfsDKxh3c1G1RdFDh5V/3fnKwV5eSovpS0rMpfebZB+4+DAo+b2fA1hbsCoNZemyewJL3OHjC3Ppnc5dI9bPLRubwzzw3grAAAYmpkBefhD8v/cgHF3by7vHR2flX51C0M/FwAAfCl0+N7KxT9aYWgaTwrlcsGJF7QKA/eRCk2lppXxYx26C45f06oRBnHgBl6y8NhUdKSiZqMRhLGqBqFqBJFZTJ/8rjqPfo903fFj40YNTzuRVm7gx44bq4qJzqtG82vPRAs6THeOGto1VeM6sQl8FQXN0NV5pSKt91Q0Fe3HpmqSRV81QlN3wiX1OPCada0ssSQ0jTjIDthty/jVIKynh82P+mQDAPCZ2Njcer7cbrdeneDCqPsIAAB6kaUBAAAAAAAAAAAAAAAAAAAAAPj8DeP+PxZGsXC28w4Poa3uVNCj7vIJL1hD7eC4iIyyywMvHd+f6IUJwIn7JwAA//8YSUto")
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB="20000000020000001d"], 0x0)

program crashed: VFS: Busy inodes after unmount (use-after-free)
validation run: crashed=true
testing program (duration=1m40s, {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:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$eJzs3VFv01YbwPHHpYWSV0Lo5RVCVYFDeScVqQQnhaCIK885SQ84dmQ7qL1CFU1RRQoTZdLam40btknbh+B2H2KfYN9jV2jfYJ1sJ22zNg3QNkHl/6vgOPaxz3OcyI9OGx8LAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQy63YdsESz/jNRdWfWwmD+u7Lzt77VsitnuKQdkWs5J9MTsqVbNWV/4mMdTZfTv6bkens1bRMJsWkbP3n8sUHl8bHuvsfEvBQbGxuPV9ut1uvRh3ICbp6rv+2mvZNFJi6U9PKRIEql0r2nYVqpKrG09FSFOu6ckPtxEGoZt1bqlAuzyudXwqafq3ieLq78v7tom2X1MN8QzthFPh3HuYjd8F4nvFraZ1kc1LnfvJBfGRiFWunrtTqWrs1P6gDSaXCh1QqDqpUtIvFQqFYLJTule/dt+3xfSvsf5F9Nbof2j/+3N4e1B5Oo+O9gANHMNbJ/+KJEV+asijqwB9XKhJKIPU+2zu6+f+rO/rQdvfm/26Wv7K7eUrS/H8te3WtX/7vE8vwfjZkU7bkuSxLW9rSklcjj2i4PzXR4ouRSAIxUhcnXaM6a5SUpSQlseWJLEhVIlFSFSOeaIlkSSKJRaefKFdC0eJILIGEomRWXLklSgpSlrLMixIteVmSQJriS00q4qRHWZW19LzPi7L6xbhTqdC3G7nu564lxUN6e5z5H1+qY71+A0ex3c3/AAAAAADg1LLS374n4/8JuZouVY2n7VGHBQAAAAAAjlH6l//ppJhIlq6KxfgfAAAAAIDTxkrvsbNEJCfXs6VVsdLbpfglAAAAAAAAp0T69/9rSZHOgXJdrJ3pUhj/AwAAAABwSvw0cI79qHHO+v0vCcMJ601j8f/WupPUc9bPZPtlxZvdI8bVKetC5yBpUcqK8XFXT1uTWaWdSTDfd4rVQXFYBwXww04AMjiAS+Pyi9zI6txYycqV7paslVzVeDrvBt6DgjjOhbFYL8bfvlj7TtLu/+zXL1iyutZu5Z++bK+ksaQdf7PemUBx3zyKh8TyOp1vIb3noqfH3t/Z6on0RoxOu7msXXtv/zvPShj7iDbfykxWZ6Yz422ut/+TSZuFfE/vk207UUzKWrtVOGLP38rNrM7N2ZtZcUAUxXy/96BzLop7o/ikc7E/CqsnivMiMiiK+X5RWB8WBQCMymqfLLSb//fl3U+41n5adpePzO5vZTarMzuVXljHpw7IK/agK7p9xOz2275nIPXLsUm7v+60m2XVd8kO7/q2G3lFKzmFZ16vfyOXNza3bq+tLz9rPWu9KBbnS/Zd275XlIm0G51iT6Tb58g9AIDM4GfsDKxh3c1G1RdFDh5V/3fnKwV5eSovpS0rMpfebZB+4+DAo+b2fA1hbsCoNZemyewJL3OHjC3Ppnc5dI9bPLRubwzzw3grAAAYmpkBefhD8v/cgHF3by7vHR2flX51C0M/FwAAfCl0+N7KxT9aYWgaTwrlcsGJF7QKA/eRCk2lppXxYx26C45f06oRBnHgBl6y8NhUdKSiZqMRhLGqBqFqBJFZTJ/8rjqPfo903fFj40YNTzuRVm7gx44bq4qJzqtG82vPRAs6THeOGto1VeM6sQl8FQXN0NV5pSKt91Q0Fe3HpmqSRV81QlN3wiX1OPCada0ssSQ0jTjIDthty/jVIKynh82P+mQDAPCZ2Njcer7cbrdeneDCqPsIAAB6kaUBAAAAAAAAAAAAAAAAAAAAAPj8DeP+PxZGsXC28w4Poa3uVNCj7vIJL1hD7eC4iIyyywMvHd+f6IUJwIn7JwAA//8YSUto")
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB="20000000020000001d"], 0x0)

program crashed: VFS: Busy inodes after unmount (use-after-free)
validation run: crashed=true
testing program (duration=1m40s, {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:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-open_by_handle_at
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYRES8=0x0, @ANYBLOB="c014ef4404236f9d646fae87879085133ad8975219d7c5b0e17dd86d11bede6adfc32eed7f19fa34880cce7ec7990f63e5d7996e33044ee8a4b2e6b43a7c6d25d508062bd3333b86453bc2f02b2617adecd3d5a0ea7561f9f63dea03c7f7d0fdec633a94741d77d3104ba57f74dce4b01be342dcc7b2df0a450ac40e4fbe4bebd4f60df318fb469f802375dc7a08f4649f9ed5b384d30b0fd964d74d91db023b617888d7b56cb0", @ANYRESOCT], 0x1, 0x570, &(0x7f0000001080)="$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")
open_by_handle_at(0xffffffffffffff9c, &(0x7f0000000180)=ANY=[@ANYBLOB="20000000020000001d"], 0x0)

program crashed: VFS: Busy inodes after unmount (use-after-free)
validation run: crashed=true
reproducing took 28m38.936428482s
repro crashed as (corrupted=false):
VFS: Busy inodes after unmount of loop0 (iso9660)
------------[ cut here ]------------
kernel BUG at fs/super.c:652!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 5925 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:generic_shutdown_super+0x2bc/0x2c0 fs/super.c:650
Code: 03 42 80 3c 28 00 74 08 4c 89 f7 e8 6e 15 f3 ff 49 8b 16 48 81 c3 c8 07 00 00 48 c7 c7 c0 c8 d8 8a 48 89 de e8 b5 8a fb fe 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f
RSP: 0018:ffffc90004877d20 EFLAGS: 00010246
RAX: 0000000000000031 RBX: ffff8880323fc7c8 RCX: 9255cb1fa64bcb00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 1ffff1100647f91a R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff5200090ef49 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff8d5bb6e0 R15: ffff8880323fc8d0
FS:  0000555568a7f500(0000) GS:ffff88812702f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3fbfeb000 CR3: 0000000034700000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 kill_block_super+0x44/0x90 fs/super.c:1722
 deactivate_locked_super+0xbc/0x130 fs/super.c:473
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1327
 task_work_run+0x1d4/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xe9/0x130 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
 do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4ea55501f7
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffe9f8ca438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f4ea55d1d7d RCX: 00007f4ea55501f7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9f8ca4f0
RBP: 00007ffe9f8ca4f0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe9f8cb580
R13: 00007f4ea55d1d7d R14: 000000000001b6d8 R15: 00007ffe9f8cb5c0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:generic_shutdown_super+0x2bc/0x2c0 fs/super.c:650
Code: 03 42 80 3c 28 00 74 08 4c 89 f7 e8 6e 15 f3 ff 49 8b 16 48 81 c3 c8 07 00 00 48 c7 c7 c0 c8 d8 8a 48 89 de e8 b5 8a fb fe 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f
RSP: 0018:ffffc90004877d20 EFLAGS: 00010246
RAX: 0000000000000031 RBX: ffff8880323fc7c8 RCX: 9255cb1fa64bcb00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 1ffff1100647f91a R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff5200090ef49 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff8d5bb6e0 R15: ffff8880323fc8d0
FS:  0000555568a7f500(0000) GS:ffff88812702f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3fbfeb000 CR3: 0000000034700000 CR4: 00000000003526f0

final repro crashed as (corrupted=false):
VFS: Busy inodes after unmount of loop0 (iso9660)
------------[ cut here ]------------
kernel BUG at fs/super.c:652!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 5925 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:generic_shutdown_super+0x2bc/0x2c0 fs/super.c:650
Code: 03 42 80 3c 28 00 74 08 4c 89 f7 e8 6e 15 f3 ff 49 8b 16 48 81 c3 c8 07 00 00 48 c7 c7 c0 c8 d8 8a 48 89 de e8 b5 8a fb fe 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f
RSP: 0018:ffffc90004877d20 EFLAGS: 00010246
RAX: 0000000000000031 RBX: ffff8880323fc7c8 RCX: 9255cb1fa64bcb00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 1ffff1100647f91a R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff5200090ef49 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff8d5bb6e0 R15: ffff8880323fc8d0
FS:  0000555568a7f500(0000) GS:ffff88812702f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3fbfeb000 CR3: 0000000034700000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 kill_block_super+0x44/0x90 fs/super.c:1722
 deactivate_locked_super+0xbc/0x130 fs/super.c:473
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1327
 task_work_run+0x1d4/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xe9/0x130 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
 do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4ea55501f7
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffe9f8ca438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f4ea55d1d7d RCX: 00007f4ea55501f7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9f8ca4f0
RBP: 00007ffe9f8ca4f0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe9f8cb580
R13: 00007f4ea55d1d7d R14: 000000000001b6d8 R15: 00007ffe9f8cb5c0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:generic_shutdown_super+0x2bc/0x2c0 fs/super.c:650
Code: 03 42 80 3c 28 00 74 08 4c 89 f7 e8 6e 15 f3 ff 49 8b 16 48 81 c3 c8 07 00 00 48 c7 c7 c0 c8 d8 8a 48 89 de e8 b5 8a fb fe 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f
RSP: 0018:ffffc90004877d20 EFLAGS: 00010246
RAX: 0000000000000031 RBX: ffff8880323fc7c8 RCX: 9255cb1fa64bcb00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 1ffff1100647f91a R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff5200090ef49 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff8d5bb6e0 R15: ffff8880323fc8d0
FS:  0000555568a7f500(0000) GS:ffff88812702f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3fbfeb000 CR3: 0000000034700000 CR4: 00000000003526f0