Extracting prog: 1m18.869190987s
Minimizing prog: 9m3.866023303s
Simplifying prog options: 0s
Extracting C: 24.09518909s
Simplifying C: 5m51.652849497s


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$ext4-openat$fuse-mount$fuse-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
r1 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r1, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program crashed: kernel BUG in submit_bh_wbc
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=37.239405717s, {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$ext4-openat$fuse-mount$fuse-syz_open_dev$loop
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)

program did not crash
testing program (duration=37.239405717s, {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$ext4-openat$fuse-mount$fuse-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0)
mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
ioctl$LOOP_SET_STATUS(0xffffffffffffffff, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program did not crash
testing program (duration=37.239405717s, {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$ext4-openat$fuse-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0)
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=37.239405717s, {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$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$eJzs289vFFUcAPDvzLZFKNiK+IOCWkVj44+WFlQOXjSaeNDERA94rG0hlYUaWhMhjVZj8GhIvBuPJv4FnvRi1JOJV70bEmJ6AT2tmd2ZdrvdLW3ZdtH9fJKB92be5n2/O/N238zrBtC1hrN/koj9EfF7RAzUqmsbDNf+u7m8OPX38uJUEpXKW38l1XY3lheniqbF6/rzykgakX6WxJEm/c5funxuslyeuZjXxxbOvz82f+nys7PnJ8/OnJ25MHHq1MkT4y88P/FcW/LMYrox9NHc0cOvvXP1janTV9/9+dukyL8hjzYZ3ujgE5VKm7vrrAN15aSng4GwJaWIyE5Xb3X8D0QpVk/eQLz6aUeDA3ZUpVKp9Lc+vFQB/seS6HQEQGcUX/TZ/W+x7dLU445w/aXaDVCW9818qx3piTRv09twf9tOwxFxeumfr7ItduY5BADAGt9n859nms3/0ri/rt3d+drQYETcExEHI+LeiDgUEfdFVNs+EBEPbrH/xkWS9fOf9Nq2EtukbP73Yr62tXb+V8z+YrCU1w5U8+9NzsyWZ47n78lI9O7J6uMb9PHDK7990epY/fwv27L+i7lgHse1nj1rXzM9uTB5OznXu/5JxFBPs/yTlZWAJCIOR8TQNvuYfeqbo62O3Tr/DbRhnanydcSTtfO/FA35F5KN1yfH7oryzPGx4qpY75dfr7zZqv/byr8NsvO/r+n1v5L/YFK/Xju/9T6u/PF5y3ua7V7/fcnb1XJfvu/DyYWFi+MRfcnrtaDr90+svraoF+2z/EeONR//B2P1nTgSEdlF/FBEPBwRj+SxPxoRj0XEsQ3y/+nlx9/bfv47K8t/ekvnf7XQF417mhdK5378bk2ng1vJPzv/J6ulkXzPZj7/NhPX9q5mAAAA+O9JI2J/JOnoSjlNR0drfy9/KPal5bn5hafPzH1wYbr2G4HB6E2LJ10Ddc9Dx/Pb+qI+0VA/kT83/rK0t1ofnZorT3c6eehy/S3Gf+bPUqejA3ac32tB9zL+oXsZ/9C9jH/oXk3G/95OxAHsvmbf/x93IA5g9zWMf8t+0EXc/0P3Mv6hexn/0JXm98atfySvoLCuEOkdEYbCDhU6/ckEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADQHv8GAAD//5LX5s8=") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=37.239405717s, {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_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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") (async)
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program did not crash
testing program (duration=37.239405717s, {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_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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") (async)
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=37.239405717s, {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$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program did not crash
testing program (duration=37.239405717s, {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_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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")
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=37.239405717s, {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_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$eJzs289vFFUcAPDvzLZFKNiK+IOCWkVj44+WFlQOXjSaeNDERA94rG0hlYUaWhMhjVZj8GhIvBuPJv4FnvRi1JOJV70bEmJ6AT2tmd2ZdrvdLW3ZdtH9fJKB92be5n2/O/N238zrBtC1hrN/koj9EfF7RAzUqmsbDNf+u7m8OPX38uJUEpXKW38l1XY3lheniqbF6/rzykgakX6WxJEm/c5funxuslyeuZjXxxbOvz82f+nys7PnJ8/OnJ25MHHq1MkT4y88P/FcW/LMYrox9NHc0cOvvXP1janTV9/9+dukyL8hjzYZ3ujgE5VKm7vrrAN15aSng4GwJaWIyE5Xb3X8D0QpVk/eQLz6aUeDA3ZUpVKp9Lc+vFQB/seS6HQEQGcUX/TZ/W+x7dLU445w/aXaDVCW9818qx3piTRv09twf9tOwxFxeumfr7ItduY5BADAGt9n859nms3/0ri/rt3d+drQYETcExEHI+LeiDgUEfdFVNs+EBEPbrH/xkWS9fOf9Nq2EtukbP73Yr62tXb+V8z+YrCU1w5U8+9NzsyWZ47n78lI9O7J6uMb9PHDK7990epY/fwv27L+i7lgHse1nj1rXzM9uTB5OznXu/5JxFBPs/yTlZWAJCIOR8TQNvuYfeqbo62O3Tr/DbRhnanydcSTtfO/FA35F5KN1yfH7oryzPGx4qpY75dfr7zZqv/byr8NsvO/r+n1v5L/YFK/Xju/9T6u/PF5y3ua7V7/fcnb1XJfvu/DyYWFi+MRfcnrtaDr90+svraoF+2z/EeONR//B2P1nTgSEdlF/FBEPBwRj+SxPxoRj0XEsQ3y/+nlx9/bfv47K8t/ekvnf7XQF417mhdK5378bk2ng1vJPzv/J6ulkXzPZj7/NhPX9q5mAAAA+O9JI2J/JOnoSjlNR0drfy9/KPal5bn5hafPzH1wYbr2G4HB6E2LJ10Ddc9Dx/Pb+qI+0VA/kT83/rK0t1ofnZorT3c6eehy/S3Gf+bPUqejA3ac32tB9zL+oXsZ/9C9jH/oXk3G/95OxAHsvmbf/x93IA5g9zWMf8t+0EXc/0P3Mv6hexn/0JXm98atfySvoLCuEOkdEYbCDhU6/ckEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADQHv8GAAD//5LX5s8=")
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = syz_open_dev$loop(0x0, 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, &(0x7f00000000c0)={0x0, {}, 0x0, {}, 0x3, 0x12, 0xa, 0x9, "4b8b3ea46929dfed0b2f34380d308f95a023d009852471dd5a94a9fe9549918ae7fd1f0ececd9bada8b108403362cfe0f4fccffb1b4f2115354d4df15d017a3f", "2363f18d9acc6caadd6d126cfbc0c92fc817d44dcdec00", [0x1, 0x80000000000]})

program did not crash
testing program (duration=37.239405717s, {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_open_dev$loop-ioctl$LOOP_SET_STATUS
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0xe, &(0x7f0000000200)={[{@quota}, {@oldalloc}, {@barrier_val={'barrier', 0x3d, 0x3}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@block_validity}, {@jqfmt_vfsv1}]}, 0x3, 0x434, &(0x7f0000000940)="$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")
syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x3000800, &(0x7f00000006c0), 0x1, 0x513, &(0x7f0000000c40)="$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")
r0 = syz_open_dev$loop(&(0x7f0000000440), 0x204000000000075f, 0x10b042)
ioctl$LOOP_SET_STATUS(r0, 0x1277, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=37.239405717s, {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_open_dev$loop-ioctl$LOOP_SET_STATUS
program crashed: kernel BUG in submit_bh_wbc
simplifying C reproducer
testing compiled C program (duration=37.239405717s, {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$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=37.239405717s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program did not crash
testing compiled C program (duration=37.239405717s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program did not crash
testing compiled C program (duration=37.239405717s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=37.239405717s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=37.239405717s, {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:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=37.239405717s, {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:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_dev$loop-ioctl$LOOP_SET_STATUS
program crashed: kernel BUG in submit_bh_wbc
reproducing took 16m38.483270727s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:3027!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 374 Comm: syz-executor276 Not tainted 5.4.290-syzkaller-00001-g986c38813dff #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ee6276a8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881eee44ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ee627748 R08: ffffffff81abc5d3 R09: ffffed103b94f401
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8881dca7a000 R15: dffffc0000000000
FS:  000055558eb0c380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbc89640000 CR3: 00000001ef2bf000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 submit_bh+0x28/0x40 fs/buffer.c:3076
 read_mmp_block+0x1a2/0x8a0 fs/ext4/mmp.c:91
 ext4_multi_mount_protect+0x5e1/0xa50 fs/ext4/mmp.c:358
 ext4_fill_super+0x5cf7/0x8d90 fs/ext4/super.c:4434
 mount_bdev+0x273/0x380 fs/super.c:1428
 ext4_mount+0x34/0x40 fs/ext4/super.c:6279
 legacy_get_tree+0xee/0x190 fs/fs_context.c:648
 vfs_get_tree+0x88/0x290 fs/super.c:1558
 do_new_mount+0x292/0x570 fs/namespace.c:2850
 do_mount+0x688/0xe10 fs/namespace.c:3170
 ksys_mount+0xcc/0x100 fs/namespace.c:3379
 __do_sys_mount fs/namespace.c:3393 [inline]
 __se_sys_mount fs/namespace.c:3390 [inline]
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3390
 do_syscall_64+0xd8/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7fbc91a4159a
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc26e949b8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffc26e94a10 RCX: 00007fbc91a4159a
RDX: 0000200000000100 RSI: 0000200000000200 RDI: 00007ffc26e94a10
RBP: 0000200000000200 R08: 00007ffc26e94a50 R09: 000000000000050d
R10: 0000000003000800 R11: 0000000000000206 R12: 0000200000000100
R13: 00007ffc26e94a50 R14: 0000000000000513 R15: 00002000000006c0
Modules linked in:
---[ end trace d7acd0684ee4e4ce ]---
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ee6276a8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881eee44ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ee627748 R08: ffffffff81abc5d3 R09: ffffed103b94f401
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8881dca7a000 R15: dffffc0000000000
FS:  000055558eb0c380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbc91a88468 CR3: 00000001ef2bf000 CR4: 00000000003406b0
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:3027!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 374 Comm: syz-executor276 Not tainted 5.4.290-syzkaller-00001-g986c38813dff #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ee6276a8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881eee44ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ee627748 R08: ffffffff81abc5d3 R09: ffffed103b94f401
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8881dca7a000 R15: dffffc0000000000
FS:  000055558eb0c380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbc89640000 CR3: 00000001ef2bf000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 submit_bh+0x28/0x40 fs/buffer.c:3076
 read_mmp_block+0x1a2/0x8a0 fs/ext4/mmp.c:91
 ext4_multi_mount_protect+0x5e1/0xa50 fs/ext4/mmp.c:358
 ext4_fill_super+0x5cf7/0x8d90 fs/ext4/super.c:4434
 mount_bdev+0x273/0x380 fs/super.c:1428
 ext4_mount+0x34/0x40 fs/ext4/super.c:6279
 legacy_get_tree+0xee/0x190 fs/fs_context.c:648
 vfs_get_tree+0x88/0x290 fs/super.c:1558
 do_new_mount+0x292/0x570 fs/namespace.c:2850
 do_mount+0x688/0xe10 fs/namespace.c:3170
 ksys_mount+0xcc/0x100 fs/namespace.c:3379
 __do_sys_mount fs/namespace.c:3393 [inline]
 __se_sys_mount fs/namespace.c:3390 [inline]
 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3390
 do_syscall_64+0xd8/0x170 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7fbc91a4159a
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc26e949b8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffc26e94a10 RCX: 00007fbc91a4159a
RDX: 0000200000000100 RSI: 0000200000000200 RDI: 00007ffc26e94a10
RBP: 0000200000000200 R08: 00007ffc26e94a50 R09: 000000000000050d
R10: 0000000003000800 R11: 0000000000000206 R12: 0000200000000100
R13: 00007ffc26e94a50 R14: 0000000000000513 R15: 00002000000006c0
Modules linked in:
---[ end trace d7acd0684ee4e4ce ]---
RIP: 0010:submit_bh_wbc+0x897/0x8c0 fs/buffer.c:3027
Code: 4d b8 80 e1 07 80 c1 03 38 c1 0f 8c fe fd ff ff 48 8b 7d b8 e8 6a 6d ea ff e9 f0 fd ff ff e8 10 cd b9 ff 0f 0b e8 09 cd b9 ff <0f> 0b e8 02 cd b9 ff 0f 0b e8 fb cc b9 ff 0f 0b e8 f4 cc b9 ff 0f
RSP: 0018:ffff8881ee6276a8 EFLAGS: 00010293
RAX: ffffffff81abcdc7 RBX: 0000000000000000 RCX: ffff8881eee44ec0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881ee627748 R08: ffffffff81abc5d3 R09: ffffed103b94f401
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8881dca7a000 R15: dffffc0000000000
FS:  000055558eb0c380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbc91a88468 CR3: 00000001ef2bf000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400