Extracting prog: 2m10.665263219s
Minimizing prog: 6m13.518017383s
Simplifying prog options: 1m41.345193642s
Extracting C: 46.003152021s
Simplifying C: 0s


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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$eJzs3d9rW+UbAPDnpM1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdKhv+Af8VAB0NG0QtvKic9abs1adIuWzrz+cDZ3jfnJO95cs7z9n1zTkgAA2s0+6cQ8WJEfJVEHI6IJF83HPnK0dXtlh9en8qWJFZWPv4zaWyX1Zuv1XzewbzyQkT8+kXEycLmdmuLS7PlSiWdz+tj9bkrY7XFpVOX5soz6Ux6eWJy8sybkxPvvP1Wz2J97fzf33509/0zXx5f/uan+0duJ3E2DuXrNsbxBG5srIzGaP6eFOPsYxuOr/7XizZ3haTfO8CODOV5XoysDzgcQ3nWA/99n0fECjCgEvkPA6o5DmjO7Xs0D35uPHhvdQK0Of7h1c9GYl9jbnRgOXlkZpTNd0d60H7Wxs9/3LmdLdG7zyEAOrpxMyJODw9v7v+SvP/budNdbPN4G/o/eHbuZuOf11uNfwpr459oMf452CJ3d6Jz/hfu96CZtrLx37stx79rF61GhvLa/xpjvmJy8VIlzfq2/0fEiSjuzerjW7RxZvneSrt1G8d/2ZK13xwL5vtxf3jvo8+ZLtfLTxLzRg9uRrzUcvybrB3/pMXxz96P8122cSy980q7dZ3jf7pWfoh4teXxX7+ilWx9fXKscT6MNc+Kzf66dey3du33O/7s+B/YOv6RZOP12tr22/h+3z9pu3WPxB/dn/97kk8a5T35Y9fK9fr8eMSe5MPNj0+sP7dZb26fxX/i+Nb93/r5/8va6+yPiE+7jP/W0R9f3tdN/H06/tPbOv7bL9z74LPv2rXfXf/3RqN0In+km/6vw34VY8dnMwAAAAAAAOxehYg4FEmhtFYuFEql1fs7jsaBQqVaq5+8WF24PB2N78qORLHQvNJ9eMP9EOP5/bDN+sRj9cmIOBIRXw/tb9RLU9XKdL+DBwAAAAAAAAAAAAAAAAAAgF3iYJvv/2d+H+r33gFPnZ/8hsHVMf978UtPwK7k7z8MLvkPg0v+w+CS/zC45D8MLvkPg0v+w+CS/wAAAAAAAAAAAAAAAAAAAAAAAAAAANBT58+dy5aV5YfXp7L69NXFhdnq1VPTaW22NLcwVZqqzl8pzVSrM5W0NFWd6/R6lWr1yvhELFwbq6e1+lhtcenCXHXhcv3CpbnyTHohLT6TqAAAAAAAAAAAAAAAAAAAAOD5Ultcmi1XKum8gsKOCsO7YzcUelzod88EAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOv+DQAA//8Kozfs")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
program crashed: kernel BUG in ext4_ext_insert_extent
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)

program did not crash
testing program (duration=43.553312943s, {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$ext4-syz_clone-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
pwrite64(0xffffffffffffffff, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
testing program (duration=43.553312943s, {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$ext4-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$eJzs3d9rW+UbAPDnpM1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdKhv+Af8VAB0NG0QtvKic9abs1adIuWzrz+cDZ3jfnJO95cs7z9n1zTkgAA2s0+6cQ8WJEfJVEHI6IJF83HPnK0dXtlh9en8qWJFZWPv4zaWyX1Zuv1XzewbzyQkT8+kXEycLmdmuLS7PlSiWdz+tj9bkrY7XFpVOX5soz6Ux6eWJy8sybkxPvvP1Wz2J97fzf33509/0zXx5f/uan+0duJ3E2DuXrNsbxBG5srIzGaP6eFOPsYxuOr/7XizZ3haTfO8CODOV5XoysDzgcQ3nWA/99n0fECjCgEvkPA6o5DmjO7Xs0D35uPHhvdQK0Of7h1c9GYl9jbnRgOXlkZpTNd0d60H7Wxs9/3LmdLdG7zyEAOrpxMyJODw9v7v+SvP/budNdbPN4G/o/eHbuZuOf11uNfwpr459oMf452CJ3d6Jz/hfu96CZtrLx37stx79rF61GhvLa/xpjvmJy8VIlzfq2/0fEiSjuzerjW7RxZvneSrt1G8d/2ZK13xwL5vtxf3jvo8+ZLtfLTxLzRg9uRrzUcvybrB3/pMXxz96P8122cSy980q7dZ3jf7pWfoh4teXxX7+ilWx9fXKscT6MNc+Kzf66dey3du33O/7s+B/YOv6RZOP12tr22/h+3z9pu3WPxB/dn/97kk8a5T35Y9fK9fr8eMSe5MPNj0+sP7dZb26fxX/i+Nb93/r5/8va6+yPiE+7jP/W0R9f3tdN/H06/tPbOv7bL9z74LPv2rXfXf/3RqN0In+km/6vw34VY8dnMwAAAAAAAOxehYg4FEmhtFYuFEql1fs7jsaBQqVaq5+8WF24PB2N78qORLHQvNJ9eMP9EOP5/bDN+sRj9cmIOBIRXw/tb9RLU9XKdL+DBwAAAAAAAAAAAAAAAAAAgF3iYJvv/2d+H+r33gFPnZ/8hsHVMf978UtPwK7k7z8MLvkPg0v+w+CS/zC45D8MLvkPg0v+w+CS/wAAAAAAAAAAAAAAAAAAAAAAAAAAANBT58+dy5aV5YfXp7L69NXFhdnq1VPTaW22NLcwVZqqzl8pzVSrM5W0NFWd6/R6lWr1yvhELFwbq6e1+lhtcenCXHXhcv3CpbnyTHohLT6TqAAAAAAAAAAAAAAAAAAAAOD5Ultcmi1XKum8gsKOCsO7YzcUelzod88EAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOv+DQAA//8Kozfs")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
testing program (duration=43.553312943s, {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_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, 0x0, 0x0, 0x9000)

program did not crash
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$eJzs3d9rW+UbAPDnpM1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdKhv+Af8VAB0NG0QtvKic9abs1adIuWzrz+cDZ3jfnJO95cs7z9n1zTkgAA2s0+6cQ8WJEfJVEHI6IJF83HPnK0dXtlh9en8qWJFZWPv4zaWyX1Zuv1XzewbzyQkT8+kXEycLmdmuLS7PlSiWdz+tj9bkrY7XFpVOX5soz6Ux6eWJy8sybkxPvvP1Wz2J97fzf33509/0zXx5f/uan+0duJ3E2DuXrNsbxBG5srIzGaP6eFOPsYxuOr/7XizZ3haTfO8CODOV5XoysDzgcQ3nWA/99n0fECjCgEvkPA6o5DmjO7Xs0D35uPHhvdQK0Of7h1c9GYl9jbnRgOXlkZpTNd0d60H7Wxs9/3LmdLdG7zyEAOrpxMyJODw9v7v+SvP/budNdbPN4G/o/eHbuZuOf11uNfwpr459oMf452CJ3d6Jz/hfu96CZtrLx37stx79rF61GhvLa/xpjvmJy8VIlzfq2/0fEiSjuzerjW7RxZvneSrt1G8d/2ZK13xwL5vtxf3jvo8+ZLtfLTxLzRg9uRrzUcvybrB3/pMXxz96P8122cSy980q7dZ3jf7pWfoh4teXxX7+ilWx9fXKscT6MNc+Kzf66dey3du33O/7s+B/YOv6RZOP12tr22/h+3z9pu3WPxB/dn/97kk8a5T35Y9fK9fr8eMSe5MPNj0+sP7dZb26fxX/i+Nb93/r5/8va6+yPiE+7jP/W0R9f3tdN/H06/tPbOv7bL9z74LPv2rXfXf/3RqN0In+km/6vw34VY8dnMwAAAAAAAOxehYg4FEmhtFYuFEql1fs7jsaBQqVaq5+8WF24PB2N78qORLHQvNJ9eMP9EOP5/bDN+sRj9cmIOBIRXw/tb9RLU9XKdL+DBwAAAAAAAAAAAAAAAAAAgF3iYJvv/2d+H+r33gFPnZ/8hsHVMf978UtPwK7k7z8MLvkPg0v+w+CS/zC45D8MLvkPg0v+w+CS/wAAAAAAAAAAAAAAAAAAAAAAAAAAANBT58+dy5aV5YfXp7L69NXFhdnq1VPTaW22NLcwVZqqzl8pzVSrM5W0NFWd6/R6lWr1yvhELFwbq6e1+lhtcenCXHXhcv3CpbnyTHohLT6TqAAAAAAAAAAAAAAAAAAAAOD5Ultcmi1XKum8gsKOCsO7YzcUelzod88EAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOv+DQAA//8Kozfs")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0), 0x0, 0x9000)

program did not crash
extracting C reproducer
testing compiled C program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
program did not crash
simplifying guilty program options
testing program (duration=43.553312943s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program crashed: KASAN: use-after-free Read in ext4_ext_remove_space
a never seen crash title: KASAN: use-after-free Read in ext4_ext_remove_space, ignore
testing program (duration=43.553312943s, {Threaded:true 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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$eJzs3d9rW+UbAPDnpM1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdKhv+Af8VAB0NG0QtvKic9abs1adIuWzrz+cDZ3jfnJO95cs7z9n1zTkgAA2s0+6cQ8WJEfJVEHI6IJF83HPnK0dXtlh9en8qWJFZWPv4zaWyX1Zuv1XzewbzyQkT8+kXEycLmdmuLS7PlSiWdz+tj9bkrY7XFpVOX5soz6Ux6eWJy8sybkxPvvP1Wz2J97fzf33509/0zXx5f/uan+0duJ3E2DuXrNsbxBG5srIzGaP6eFOPsYxuOr/7XizZ3haTfO8CODOV5XoysDzgcQ3nWA/99n0fECjCgEvkPA6o5DmjO7Xs0D35uPHhvdQK0Of7h1c9GYl9jbnRgOXlkZpTNd0d60H7Wxs9/3LmdLdG7zyEAOrpxMyJODw9v7v+SvP/budNdbPN4G/o/eHbuZuOf11uNfwpr459oMf452CJ3d6Jz/hfu96CZtrLx37stx79rF61GhvLa/xpjvmJy8VIlzfq2/0fEiSjuzerjW7RxZvneSrt1G8d/2ZK13xwL5vtxf3jvo8+ZLtfLTxLzRg9uRrzUcvybrB3/pMXxz96P8122cSy980q7dZ3jf7pWfoh4teXxX7+ilWx9fXKscT6MNc+Kzf66dey3du33O/7s+B/YOv6RZOP12tr22/h+3z9pu3WPxB/dn/97kk8a5T35Y9fK9fr8eMSe5MPNj0+sP7dZb26fxX/i+Nb93/r5/8va6+yPiE+7jP/W0R9f3tdN/H06/tPbOv7bL9z74LPv2rXfXf/3RqN0In+km/6vw34VY8dnMwAAAAAAAOxehYg4FEmhtFYuFEql1fs7jsaBQqVaq5+8WF24PB2N78qORLHQvNJ9eMP9EOP5/bDN+sRj9cmIOBIRXw/tb9RLU9XKdL+DBwAAAAAAAAAAAAAAAAAAgF3iYJvv/2d+H+r33gFPnZ/8hsHVMf978UtPwK7k7z8MLvkPg0v+w+CS/zC45D8MLvkPg0v+w+CS/wAAAAAAAAAAAAAAAAAAAAAAAAAAANBT58+dy5aV5YfXp7L69NXFhdnq1VPTaW22NLcwVZqqzl8pzVSrM5W0NFWd6/R6lWr1yvhELFwbq6e1+lhtcenCXHXhcv3CpbnyTHohLT6TqAAAAAAAAAAAAAAAAAAAAOD5Ultcmi1XKum8gsKOCsO7YzcUelzod88EAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOv+DQAA//8Kozfs")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
testing program (duration=43.553312943s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program crashed: kernel BUG in ext4_es_cache_extent
a never seen crash title: kernel BUG in ext4_es_cache_extent, ignore
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
validation run: crashed=false
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program crashed: kernel BUG in ext4_es_cache_extent
validation run: crashed=true
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program crashed: kernel BUG in ext4_mb_use_inode_pa
validation run: crashed=true
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
validation run: crashed=false
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
validation run: crashed=false
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$eJzs3d9rW+UbAPDnpM1+f7/rYAwVkcIunMyla+uPCV7MS9HhQO9naM/KaLqMJh1rHbhduBtvZAgiDsR7vfdKhv+Af8VAB0NG0QtvKic9abs1adIuWzrz+cDZ3jfnJO95cs7z9n1zTkgAA2s0+6cQ8WJEfJVEHI6IJF83HPnK0dXtlh9en8qWJFZWPv4zaWyX1Zuv1XzewbzyQkT8+kXEycLmdmuLS7PlSiWdz+tj9bkrY7XFpVOX5soz6Ux6eWJy8sybkxPvvP1Wz2J97fzf33509/0zXx5f/uan+0duJ3E2DuXrNsbxBG5srIzGaP6eFOPsYxuOr/7XizZ3haTfO8CODOV5XoysDzgcQ3nWA/99n0fECjCgEvkPA6o5DmjO7Xs0D35uPHhvdQK0Of7h1c9GYl9jbnRgOXlkZpTNd0d60H7Wxs9/3LmdLdG7zyEAOrpxMyJODw9v7v+SvP/budNdbPN4G/o/eHbuZuOf11uNfwpr459oMf452CJ3d6Jz/hfu96CZtrLx37stx79rF61GhvLa/xpjvmJy8VIlzfq2/0fEiSjuzerjW7RxZvneSrt1G8d/2ZK13xwL5vtxf3jvo8+ZLtfLTxLzRg9uRrzUcvybrB3/pMXxz96P8122cSy980q7dZ3jf7pWfoh4teXxX7+ilWx9fXKscT6MNc+Kzf66dey3du33O/7s+B/YOv6RZOP12tr22/h+3z9pu3WPxB/dn/97kk8a5T35Y9fK9fr8eMSe5MPNj0+sP7dZb26fxX/i+Nb93/r5/8va6+yPiE+7jP/W0R9f3tdN/H06/tPbOv7bL9z74LPv2rXfXf/3RqN0In+km/6vw34VY8dnMwAAAAAAAOxehYg4FEmhtFYuFEql1fs7jsaBQqVaq5+8WF24PB2N78qORLHQvNJ9eMP9EOP5/bDN+sRj9cmIOBIRXw/tb9RLU9XKdL+DBwAAAAAAAAAAAAAAAAAAgF3iYJvv/2d+H+r33gFPnZ/8hsHVMf978UtPwK7k7z8MLvkPg0v+w+CS/zC45D8MLvkPg0v+w+CS/wAAAAAAAAAAAAAAAAAAAAAAAAAAANBT58+dy5aV5YfXp7L69NXFhdnq1VPTaW22NLcwVZqqzl8pzVSrM5W0NFWd6/R6lWr1yvhELFwbq6e1+lhtcenCXHXhcv3CpbnyTHohLT6TqAAAAAAAAAAAAAAAAAAAAOD5Ultcmi1XKum8gsKOCsO7YzcUelzod88EAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOv+DQAA//8Kozfs")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program did not crash
validation run: crashed=false
testing program (duration=43.553312943s, {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$ext4-syz_clone-openat-pwrite64
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x1000412, &(0x7f0000000180)={[{@delalloc}, {@data_err_abort}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x4}}, {@nodioread_nolock}, {@bh}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4007b1}}, {@data_err_ignore}, {@nouid32}, {@quota}, {@user_xattr}, {@nouid32}, {@dioread_nolock}]}, 0x1, 0x55e, &(0x7f0000000440)="$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")
syz_clone(0x1000000, 0x0, 0xfffffffffffffd2e, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
pwrite64(r0, &(0x7f00000000c0)='a', 0x200000c1, 0x9000)

program crashed: kernel BUG in ext4_ext_insert_extent
validation run: crashed=true
reproducing took 16m55.546901799s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/ext4/extents.c:2135!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9 Comm: kworker/u4:1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work
RIP: 0010:ext4_ext_insert_extent+0x4592/0x45d0 fs/ext4/extents.c:2135
Code: ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 08 e9 ff ff 48 89 df e8 6f 51 d4 ff e9 fb e8 ff ff e8 95 d0 99 ff 0f 0b e8 8e d0 99 ff <0f> 0b e8 87 d0 99 ff 0f 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30
RSP: 0018:ffffc90000097500 EFLAGS: 00010293
RAX: ffffffff81cae5c2 RBX: ffff8881304fe400 RCX: ffff88810024e2c0
RDX: 0000000000000000 RSI: 0000000000000078 RDI: 0000000000000078
RBP: ffffc900000976b0 R08: ffff8881217da34f R09: 1ffff110242fb469
R10: dffffc0000000000 R11: ffffed10242fb46a R12: 0000000000000078
R13: 1ffff11022addc48 R14: ffff8881304fe4c0 R15: 0000000000000078
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c006d77e00 CR3: 0000000114d77000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_ext_map_blocks+0x17a9/0x5dd0 fs/ext4/extents.c:4356
 ext4_map_blocks+0x985/0x1bd0 fs/ext4/inode.c:674
 ext4_convert_unwritten_extents+0x227/0x400 fs/ext4/extents.c:4862
 ext4_convert_unwritten_io_end_vec+0x103/0x180 fs/ext4/extents.c:4901
 ext4_end_io_end fs/ext4/page-io.c:189 [inline]
 ext4_do_flush_completed_IO fs/ext4/page-io.c:262 [inline]
 ext4_end_io_rsv_work+0x2c1/0x610 fs/ext4/page-io.c:276
 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301
 worker_thread+0xa6a/0x13c0 kernel/workqueue.c:2447
 kthread+0x346/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Modules linked in:
---[ end trace ac65cddadbb78bc7 ]---
RIP: 0010:ext4_ext_insert_extent+0x4592/0x45d0 fs/ext4/extents.c:2135
Code: ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 08 e9 ff ff 48 89 df e8 6f 51 d4 ff e9 fb e8 ff ff e8 95 d0 99 ff 0f 0b e8 8e d0 99 ff <0f> 0b e8 87 d0 99 ff 0f 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30
RSP: 0018:ffffc90000097500 EFLAGS: 00010293
RAX: ffffffff81cae5c2 RBX: ffff8881304fe400 RCX: ffff88810024e2c0
RDX: 0000000000000000 RSI: 0000000000000078 RDI: 0000000000000078
RBP: ffffc900000976b0 R08: ffff8881217da34f R09: 1ffff110242fb469
R10: dffffc0000000000 R11: ffffed10242fb46a R12: 0000000000000078
R13: 1ffff11022addc48 R14: ffff8881304fe4c0 R15: 0000000000000078
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7accb57da0 CR3: 000000012922e000 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/ext4/extents.c:2135!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9 Comm: kworker/u4:1 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work
RIP: 0010:ext4_ext_insert_extent+0x4592/0x45d0 fs/ext4/extents.c:2135
Code: ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 08 e9 ff ff 48 89 df e8 6f 51 d4 ff e9 fb e8 ff ff e8 95 d0 99 ff 0f 0b e8 8e d0 99 ff <0f> 0b e8 87 d0 99 ff 0f 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30
RSP: 0018:ffffc90000097500 EFLAGS: 00010293
RAX: ffffffff81cae5c2 RBX: ffff8881304fe400 RCX: ffff88810024e2c0
RDX: 0000000000000000 RSI: 0000000000000078 RDI: 0000000000000078
RBP: ffffc900000976b0 R08: ffff8881217da34f R09: 1ffff110242fb469
R10: dffffc0000000000 R11: ffffed10242fb46a R12: 0000000000000078
R13: 1ffff11022addc48 R14: ffff8881304fe4c0 R15: 0000000000000078
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c006d77e00 CR3: 0000000114d77000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_ext_map_blocks+0x17a9/0x5dd0 fs/ext4/extents.c:4356
 ext4_map_blocks+0x985/0x1bd0 fs/ext4/inode.c:674
 ext4_convert_unwritten_extents+0x227/0x400 fs/ext4/extents.c:4862
 ext4_convert_unwritten_io_end_vec+0x103/0x180 fs/ext4/extents.c:4901
 ext4_end_io_end fs/ext4/page-io.c:189 [inline]
 ext4_do_flush_completed_IO fs/ext4/page-io.c:262 [inline]
 ext4_end_io_rsv_work+0x2c1/0x610 fs/ext4/page-io.c:276
 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301
 worker_thread+0xa6a/0x13c0 kernel/workqueue.c:2447
 kthread+0x346/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Modules linked in:
---[ end trace ac65cddadbb78bc7 ]---
RIP: 0010:ext4_ext_insert_extent+0x4592/0x45d0 fs/ext4/extents.c:2135
Code: ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 08 e9 ff ff 48 89 df e8 6f 51 d4 ff e9 fb e8 ff ff e8 95 d0 99 ff 0f 0b e8 8e d0 99 ff <0f> 0b e8 87 d0 99 ff 0f 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 30
RSP: 0018:ffffc90000097500 EFLAGS: 00010293
RAX: ffffffff81cae5c2 RBX: ffff8881304fe400 RCX: ffff88810024e2c0
RDX: 0000000000000000 RSI: 0000000000000078 RDI: 0000000000000078
RBP: ffffc900000976b0 R08: ffff8881217da34f R09: 1ffff110242fb469
R10: dffffc0000000000 R11: ffffed10242fb46a R12: 0000000000000078
R13: 1ffff11022addc48 R14: ffff8881304fe4c0 R15: 0000000000000078
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7accb57da0 CR3: 000000012922e000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400