Extracting prog: 2m12.084950235s
Minimizing prog: 1h16m38.940358836s
Simplifying prog options: 0s
Extracting C: 2m47.703362577s
Simplifying C: 25m33.71770713s


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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program crashed: kernel BUG in submit_bh_wbc
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-creat-mount-open-mmap
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-creat-mount-open-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-creat-mount-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, 0xffffffffffffffff, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-creat-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_mount_image$ext4-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x1001a, &(0x7f0000000340)={[{@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x20000}}, {@resuid={'resuid', 0x3d, 0xee01}}, {@inlinecrypt}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@nombcache}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x6}}]}, 0x1, 0x42e, &(0x7f0000001980)="$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")
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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")
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
creat(0x0, 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(0x0, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x73d014, 0x0)
r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000280)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x801, &(0x7f0000000fc0)={[{@block_validity}, {@usrjquota}, {@errors_remount}, {@norecovery}, {@nojournal_checksum}, {@mblk_io_submit}, {@init_itable_val}, {@barrier_val}, {@grpjquota}, {@grpquota}, {@usrjquota}]}, 0x1, 0x7db, &(0x7f00000007c0)="$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") (async)
creat(&(0x7f0000000040)='./bus\x00', 0x52)
mount(&(0x7f00000000c0)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x73d014, 0x0)
r0 = open(0x0, 0x185102, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=6m0s, {Threaded:true 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=6m0s, {Threaded:true 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-madvise
program did not crash
reproducing took 1h47m12.446397759s
repro crashed as (corrupted=false):
EXT4-fs (loop2): Ignoring removed mblk_io_submit option
------------[ cut here ]------------
kernel BUG at fs/buffer.c:3027!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1726 Comm: syz-executor405 Not tainted 5.4.290-syzkaller-00002-g41adfeb3d639 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:submit_bh_wbc+0x831/0x850 fs/buffer.c:3027
Code: 10 80 e1 07 80 c1 03 38 c1 0f 8c 14 fe ff ff 48 8b 7c 24 10 e8 00 88 ea ff e9 05 fe ff ff e8 d6 9d ba ff 0f 0b e8 cf 9d ba ff <0f> 0b e8 c8 9d ba ff 0f 0b e8 c1 9d ba ff 0f 0b e8 ba 9d ba ff 0f
RSP: 0000:ffff8881f0e977b0 EFLAGS: 00010293
RAX: ffffffff81a9ad31 RBX: 0000000000000000 RCX: ffff8881f0dacec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffffffff81a9a5a4 R09: ffffed103b3ebcfd
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881d9f5e7e0 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f480b48f6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f480314d000 CR3: 00000001de67b000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ll_rw_block+0x1cf/0x230 arch/x86/include/asm/atomic.h:97
 __breadahead_gfp+0xc9/0x190 fs/buffer.c:1346
 sb_breadahead_unmovable include/linux/buffer_head.h:361 [inline]
 ext4_fill_super+0x5458/0x8d90 fs/ext4/super.c:4369
 mount_bdev+0x267/0x370 fs/super.c:1428
 legacy_get_tree+0xdf/0x170 fs/fs_context.c:648
 vfs_get_tree+0x85/0x260 fs/super.c:1558
 do_new_mount+0x292/0x570 fs/namespace.c:2850
 do_mount+0x688/0xe10 fs/namespace.c:3170
 ksys_mount+0xc2/0xf0 fs/namespace.c:3379
 __do_sys_mount fs/namespace.c:3393 [inline]
 __se_sys_mount fs/namespace.c:3390 [inline]
 __x64_sys_mount+0xb1/0xc0 fs/namespace.c:3390
 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f480b4d455a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f480b48f088 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f480b48f0a0 RCX: 00007f480b4d455a
RDX: 0000200000000280 RSI: 0000200000001100 RDI: 00007f480b48f0a0
RBP: 0000200000001100 R08: 00007f480b48f0e0 R09: 00007f480b48f0e0
R10: 0000000000000801 R11: 0000000000000246 R12: 0000200000000280
R13: 0000000000000006 R14: 0000000000000003 R15: 00007f480b48f0e0
Modules linked in:
---[ end trace c869f0298d58329a ]---
RIP: 0010:submit_bh_wbc+0x831/0x850 fs/buffer.c:3027
Code: 10 80 e1 07 80 c1 03 38 c1 0f 8c 14 fe ff ff 48 8b 7c 24 10 e8 00 88 ea ff e9 05 fe ff ff e8 d6 9d ba ff 0f 0b e8 cf 9d ba ff <0f> 0b e8 c8 9d ba ff 0f 0b e8 c1 9d ba ff 0f 0b e8 ba 9d ba ff 0f
RSP: 0000:ffff8881f0e977b0 EFLAGS: 00010293
RAX: ffffffff81a9ad31 RBX: 0000000000000000 RCX: ffff8881f0dacec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffffffff81a9a5a4 R09: ffffed103b3ebcfd
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881d9f5e7e0 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f480b48f6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f480b44dd58 CR3: 00000001de67b000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
EXT4-fs (loop2): Ignoring removed mblk_io_submit option
------------[ cut here ]------------
kernel BUG at fs/buffer.c:3027!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1726 Comm: syz-executor405 Not tainted 5.4.290-syzkaller-00002-g41adfeb3d639 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:submit_bh_wbc+0x831/0x850 fs/buffer.c:3027
Code: 10 80 e1 07 80 c1 03 38 c1 0f 8c 14 fe ff ff 48 8b 7c 24 10 e8 00 88 ea ff e9 05 fe ff ff e8 d6 9d ba ff 0f 0b e8 cf 9d ba ff <0f> 0b e8 c8 9d ba ff 0f 0b e8 c1 9d ba ff 0f 0b e8 ba 9d ba ff 0f
RSP: 0000:ffff8881f0e977b0 EFLAGS: 00010293
RAX: ffffffff81a9ad31 RBX: 0000000000000000 RCX: ffff8881f0dacec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffffffff81a9a5a4 R09: ffffed103b3ebcfd
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881d9f5e7e0 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f480b48f6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f480314d000 CR3: 00000001de67b000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ll_rw_block+0x1cf/0x230 arch/x86/include/asm/atomic.h:97
 __breadahead_gfp+0xc9/0x190 fs/buffer.c:1346
 sb_breadahead_unmovable include/linux/buffer_head.h:361 [inline]
 ext4_fill_super+0x5458/0x8d90 fs/ext4/super.c:4369
 mount_bdev+0x267/0x370 fs/super.c:1428
 legacy_get_tree+0xdf/0x170 fs/fs_context.c:648
 vfs_get_tree+0x85/0x260 fs/super.c:1558
 do_new_mount+0x292/0x570 fs/namespace.c:2850
 do_mount+0x688/0xe10 fs/namespace.c:3170
 ksys_mount+0xc2/0xf0 fs/namespace.c:3379
 __do_sys_mount fs/namespace.c:3393 [inline]
 __se_sys_mount fs/namespace.c:3390 [inline]
 __x64_sys_mount+0xb1/0xc0 fs/namespace.c:3390
 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f480b4d455a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f480b48f088 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f480b48f0a0 RCX: 00007f480b4d455a
RDX: 0000200000000280 RSI: 0000200000001100 RDI: 00007f480b48f0a0
RBP: 0000200000001100 R08: 00007f480b48f0e0 R09: 00007f480b48f0e0
R10: 0000000000000801 R11: 0000000000000246 R12: 0000200000000280
R13: 0000000000000006 R14: 0000000000000003 R15: 00007f480b48f0e0
Modules linked in:
---[ end trace c869f0298d58329a ]---
RIP: 0010:submit_bh_wbc+0x831/0x850 fs/buffer.c:3027
Code: 10 80 e1 07 80 c1 03 38 c1 0f 8c 14 fe ff ff 48 8b 7c 24 10 e8 00 88 ea ff e9 05 fe ff ff e8 d6 9d ba ff 0f 0b e8 cf 9d ba ff <0f> 0b e8 c8 9d ba ff 0f 0b e8 c1 9d ba ff 0f 0b e8 ba 9d ba ff 0f
RSP: 0000:ffff8881f0e977b0 EFLAGS: 00010293
RAX: ffffffff81a9ad31 RBX: 0000000000000000 RCX: ffff8881f0dacec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffffffff81a9a5a4 R09: ffffed103b3ebcfd
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881d9f5e7e0 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f480b48f6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f480b44dd58 CR3: 00000001de67b000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400