Extracting prog: 1m14.749304376s
Minimizing prog: 11m3.546699903s
Simplifying prog options: 0s
Extracting C: 21.831876488s
Simplifying C: 6m3.466487109s


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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program crashed: kernel BUG in mark_buffer_dirty_inode
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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}}): mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, 0x0, 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, 0x0, 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(0x0, 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, 0x0, 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program did not crash
testing program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=32.83948873s, {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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program crashed: kernel BUG in mark_buffer_dirty_inode
simplifying C reproducer
testing compiled C program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program crashed: kernel BUG in mark_buffer_dirty_inode
testing compiled C program (duration=32.83948873s, {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}}): syz_mount_image$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program did not crash
testing compiled C program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program did not crash
testing compiled C program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program crashed: kernel BUG in mark_buffer_dirty_inode
testing compiled C program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program did not crash
testing compiled C program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program crashed: kernel BUG in mark_buffer_dirty_inode
testing compiled C program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mknodat-openat-symlinkat-renameat2-renameat2
program crashed: kernel BUG in mark_buffer_dirty_inode
testing program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program crashed: kernel BUG in mark_buffer_dirty_inode
validation run: crashed=true
testing program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program crashed: kernel BUG in mark_buffer_dirty_inode
validation run: crashed=true
testing program (duration=32.83948873s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$ext4-mknodat-openat-symlinkat-renameat2-renameat2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x2000c10, &(0x7f00000002c0)={[{@sysvgroups}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4000}}, {@usrjquota}, {@acl}, {@grpjquota}]}, 0xff, 0x23f, &(0x7f0000000540)="$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")
mknodat(0xffffffffffffff9c, &(0x7f0000000180)='./file5\x00', 0x61c0, 0x700)
openat(0xffffffffffffff9c, &(0x7f0000000c40)='./file5\x00', 0x0, 0x1)
symlinkat(&(0x7f00000001c0)='./file2\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file6\x00')
renameat2(0xffffffffffffff9c, &(0x7f0000000a00)='./file5\x00', 0xffffffffffffff9c, &(0x7f0000000a80)='./file7\x00', 0x0)
renameat2(0xffffffffffffff9c, &(0x7f0000000b80)='./file6\x00', 0xffffffffffffff9c, &(0x7f0000000bc0)='./file7\x00', 0x0)

program crashed: kernel BUG in mark_buffer_dirty_inode
validation run: crashed=true
reproducing took 21m50.977847557s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:581!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 384 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:mark_buffer_dirty_inode+0x308/0x310 fs/buffer.c:581
Code: 74 08 4c 89 f7 e8 78 32 ea ff 4d 89 2e 48 8b 7d a8 e8 2c 92 c4 02 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 68 44 b0 ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 48 89 fb
RSP: 0018:ffffc90000dd7770 EFLAGS: 00010293
RAX: ffffffff81b361a8 RBX: ffff88810044b590 RCX: ffff888111b213c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888111b213c0
RBP: ffffc90000dd77c8 R08: dffffc0000000000 R09: fffff9400088be79
R10: fffff9400088be79 R11: 1ffffd400088be78 R12: dffffc0000000000
R13: ffff88810919c290 R14: 1ffff11021233869 R15: ffff88810919c348
FS:  000055556e0f2500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4ebccf4000 CR3: 00000001118dd000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __ext4_handle_dirty_metadata+0x25e/0x7f0 fs/ext4/ext4_jbd2.c:362
 ext4_xattr_release_block+0x72e/0x9f0 fs/ext4/xattr.c:1303
 ext4_xattr_delete_inode+0xa6f/0xbf0 fs/ext4/xattr.c:2952
 ext4_evict_inode+0x10d3/0x1760 fs/ext4/inode.c:300
 evict+0x478/0x910 fs/inode.c:612
 iput_final fs/inode.c:1736 [inline]
 iput+0x638/0x7c0 fs/inode.c:1762
 dentry_unlink_inode+0x2cf/0x380 fs/dcache.c:378
 __dentry_kill+0x44f/0x650 fs/dcache.c:583
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 __fput+0x4fe/0x770 fs/file_table.c:294
 ____fput+0x15/0x20 fs/file_table.c:314
 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: 0033:0x7f3a9e2faec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffec684a638 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000006d16 RCX: 00007f3a9e2faec9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 00000006c684a92f
R10: 0000001b32420000 R11: 0000000000000246 R12: 00007f3a9e551fac
R13: 00007f3a9e551fa0 R14: ffffffffffffffff R15: 0000000000000005
Modules linked in:
---[ end trace a9398cb23ecff67c ]---
RIP: 0010:mark_buffer_dirty_inode+0x308/0x310 fs/buffer.c:581
Code: 74 08 4c 89 f7 e8 78 32 ea ff 4d 89 2e 48 8b 7d a8 e8 2c 92 c4 02 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 68 44 b0 ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 48 89 fb
RSP: 0018:ffffc90000dd7770 EFLAGS: 00010293
RAX: ffffffff81b361a8 RBX: ffff88810044b590 RCX: ffff888111b213c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888111b213c0
RBP: ffffc90000dd77c8 R08: dffffc0000000000 R09: fffff9400088be79
R10: fffff9400088be79 R11: 1ffffd400088be78 R12: dffffc0000000000
R13: ffff88810919c290 R14: 1ffff11021233869 R15: ffff88810919c348
FS:  000055556e0f2500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff78b9d000 CR3: 00000001118dd000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:581!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 384 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:mark_buffer_dirty_inode+0x308/0x310 fs/buffer.c:581
Code: 74 08 4c 89 f7 e8 78 32 ea ff 4d 89 2e 48 8b 7d a8 e8 2c 92 c4 02 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 68 44 b0 ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 48 89 fb
RSP: 0018:ffffc90000dd7770 EFLAGS: 00010293
RAX: ffffffff81b361a8 RBX: ffff88810044b590 RCX: ffff888111b213c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888111b213c0
RBP: ffffc90000dd77c8 R08: dffffc0000000000 R09: fffff9400088be79
R10: fffff9400088be79 R11: 1ffffd400088be78 R12: dffffc0000000000
R13: ffff88810919c290 R14: 1ffff11021233869 R15: ffff88810919c348
FS:  000055556e0f2500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4ebccf4000 CR3: 00000001118dd000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __ext4_handle_dirty_metadata+0x25e/0x7f0 fs/ext4/ext4_jbd2.c:362
 ext4_xattr_release_block+0x72e/0x9f0 fs/ext4/xattr.c:1303
 ext4_xattr_delete_inode+0xa6f/0xbf0 fs/ext4/xattr.c:2952
 ext4_evict_inode+0x10d3/0x1760 fs/ext4/inode.c:300
 evict+0x478/0x910 fs/inode.c:612
 iput_final fs/inode.c:1736 [inline]
 iput+0x638/0x7c0 fs/inode.c:1762
 dentry_unlink_inode+0x2cf/0x380 fs/dcache.c:378
 __dentry_kill+0x44f/0x650 fs/dcache.c:583
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 __fput+0x4fe/0x770 fs/file_table.c:294
 ____fput+0x15/0x20 fs/file_table.c:314
 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: 0033:0x7f3a9e2faec9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffec684a638 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000006d16 RCX: 00007f3a9e2faec9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 00000006c684a92f
R10: 0000001b32420000 R11: 0000000000000246 R12: 00007f3a9e551fac
R13: 00007f3a9e551fa0 R14: ffffffffffffffff R15: 0000000000000005
Modules linked in:
---[ end trace a9398cb23ecff67c ]---
RIP: 0010:mark_buffer_dirty_inode+0x308/0x310 fs/buffer.c:581
Code: 74 08 4c 89 f7 e8 78 32 ea ff 4d 89 2e 48 8b 7d a8 e8 2c 92 c4 02 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 68 44 b0 ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 48 89 fb
RSP: 0018:ffffc90000dd7770 EFLAGS: 00010293
RAX: ffffffff81b361a8 RBX: ffff88810044b590 RCX: ffff888111b213c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888111b213c0
RBP: ffffc90000dd77c8 R08: dffffc0000000000 R09: fffff9400088be79
R10: fffff9400088be79 R11: 1ffffd400088be78 R12: dffffc0000000000
R13: ffff88810919c290 R14: 1ffff11021233869 R15: ffff88810919c348
FS:  000055556e0f2500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff78b9d000 CR3: 00000001118dd000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400