Extracting prog: 2m40.694720716s Minimizing prog: 14m30.157412665s Simplifying prog options: 0s Extracting C: 1m2.196367282s Simplifying C: 10m13.305330686s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r1, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(r0, r2, 0x0) program crashed: possible deadlock in dquot_commit single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$eJzs3e9rJGcdAPDvTLLXvbvUbFXkLNgWW7krcruXxrZRpK0g+qqg1vdnTPZCyCYbsptyCUVTiq8FESv4B4gg+AcI0j9BhIK+FxVF9Kpv7cjMzmp+7CZ7zY89Np8PzM7zzDMz3+cZdmfnx8NMAJfWMxHxWkRMRcTzETFbTk/L4W6e2evN98GDt5byIYkse+MfSSTltP668vx0RFzvLRLViPjW1yO+m/TKK/vidnZ21xZbreZWmW901zcbnZ3d26vriyvNlebG/PzcSwsvL7y4cCcrnaqdtYh45at/+ckPf/61V37zg+of7/7t1vfyan35U716R8TSqQIM0Vt3pdgWffk22jqPYGOSt6cyNe5aAAAwivwY/+MR8dni+H82poqjOQAAAGCSZK/OFPeoMgAAAGBipRExE0laL/sCzESa1uu9PryfjGtpq93pfv5ee3tjOS+LqEUlvbfaat4p+wrXopLk+bmyj20//8Kh/HxEPBERP569WuTrS+3W8rgvfgAAAMAlcf3pg+f//55NizQAAAAwYWpDMwAAAMCkcMoPAAAAk8/5PwAAAEy0b7z+ej5k/fd4L7+5s73WfvP2crOzVl/fXqovtbc26yvt9krxzL71k9bXarc3vxAb2/cb3Wan2+js7N5db29vdO+uHngFNgAAAHCBnnj6vT8kEbH3pavFEOVzAEtT46sZ8Ej587grAJwlf/BweU2PuwLA2FROnMMeAibXL4rP5IS5jnbe6V0rjN+eR50AAIDzcPPTR+//XynLDl8bcK8AJks67goAABfO3T24vCr9s/osy7KHWfDGOVUIuHAfK8fD+gHsv///7v7MCPf/e9cYHm73AgAAnL2ZYkjSenmcPhNpWq9HPF68FqCS3FttNe+U5we/n608lufniiWTE/sMAwAAAAAAAAAAAAAAAAAAAAAAAAA9WZYUj/4HAAAAJldE+tekfO/XzdnnZg5eHagezP7sjXfvL3a7W3MRV5J/zuaTrkRE96fl9BcyrwQAAACAR0DvPL0cz427NgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABMmg8evLXUHy4y7t+/EhG1QfGno1qMq1GJiGv/SmJ633JJREydQfy9tyPixqD4SXyYZVmtrMWg+FfPOX6t2DSD46cRcf0M4sNl9l6+/3lt0O8vjWeK8eDf33Q5nNbw/V/6v/3f1JD9z+OH8sM8+f6vGkPjvx3x5PTg/U8/ftKLfyBEnnl2xDZ+59u7uwML9q1yUPz9sRrd9c1GZ2f39ur64kpzpbkxPz/30sLLCy8u3GncW201y8+BYX70mV9/eFz7rw2JXzvY/iPb/7mRWp/Ff96//+ATvUxlUPxbzw7+/70xJH5a/vd9rkzn5Tf76b1eer+nfvm7p45r//KQ9ldPaP+tkdofX3z+m+/8aWDJka0BAFyEzs7u2mKr1dw6JlEdYZ4LTrz6aFTjDBORJ2Ls1RhXIvt+7/t4uvWccvEjiezEeR4bXjQdZ1CNK0d+p1Mf+UuSROzl6xrxCwkAAEyY/x/0H3cHCQAAAAAAAAAAAAAAAAAAADhPIzw87J04WlSNiJGfPXY45t54mgoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcKz/BgAA///CFdRa") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r0, &(0x7f0000001880)={0x2020}, 0x2020) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') fchown(r0, 0x0, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(r0, r1, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r0, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(0xffffffffffffffff, r1, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r1, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(r0, r2, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$eJzs3c9rHG8ZAPBnNtlvf6UmVQ+1YFtsJS3a3aSxbfBQK4g9SEGt9xqTTQjZZEN20zahSIp3BREVPHnyIvgHCNI/QYSC3qWKItrqwYO6srOzmqa73XzpZqcknw9M531ndvZ53rb77rwzLzsBHFkXI+JORIxExNWIGM+2F7Llbquy037dq5dP5ltLEs3m/b8mkWTbOu+VZOtT7UPieER8/W7Et5I349a3tlfmqtXKRlYvN1bXy/Wt7WvLq3NLlaXK2szM9M3ZW7M3ZqcG0s6JiLj9pT/+8Hs/+/LtX3320e8f/PnKt1tpjWX7d7djkNpNL6Z/Fx2jEbFxEMFyMJKtiz32f3dkiMkAANBX6xz/oxHxqfT8fzxG0rNTAAAA4DBpfmEs/pVENAEAAIBDq5DOgU0KpWwuwFgUCqVSew7vx+NkoVqrNz6zWNtcW2jPlZ2IYmFxuVqZyuYKT0QxadWnszm2nfr1PfWZiDgTET8YP5HWS/O16kLeFz8AAADgiDi1Z/z/j/F0/H8s77wAAACAAZvIOwEAAADgwBn/AwAAwOFn/A8AAACH2lfv3Wstzc7zrxcebm2u1B5eW6jUV0qrm/Ol+drGemmpVltKf7Nvtd/7VWu19c/F2ubjcqNSb5TrW9sPVmuba40Hy689AhsAAAAYojMXnv0uiYidz59Il5YP8k4KGIqkz/70ISEvssofhpAQMDQjeScA5GY07wSA3BTzTgDIXb/rAD0n7/x68LkAAAAHY/ITve//uzYAh1sh7wQAgKFz/x+OrqIZgHDkfaTP/ne//99sfqiEAACAgRtLl6RQyu4FjkWhUCpFnE4fC1BMFperlalsfPDb8eKxVn06PTLpO2cYAAAAAAAAAAAAAAAAAAAAAAAAAGhrNpNoAgAAAIdaROFPSfpr/hGT45fH9l4f+CD553i6johHP7n/o8dzjcbGdGv73/63vfHjbPv1PK5gAAAAAHt1xumdcTwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADNKrl0/mO8sw4/7lixEx0TX+hePp6ngUI+Lk35MY3XVcEhEjA4i/8zQiznaLn7TSioloZ9Et/okc4xci4tQA4sNR9qzV/9zp9vkrxMV03f3zN5ot76p3/1eITv83sit+MTuu1f+c3meMc89/Ue4Z/2nEudHu/U8nftKj/7u0z/jf/Mb2dq99zZ9GTHb9/klei1VurK6X61vb15ZX55YqS5W1mZnpm7O3Zm/MTpUXl6uV7M+uMb7/yV/+523tP9kj/kSf9l/eZ/v//fzxy4+1i8Vu8a9c6v79e/bN+F95lPX9rf8Tn87Krf2TnfJOu7zb+Z//5vzb2r/Qo/39/v2v7LP9V7/2nRf7fCkAMAT1re2VuWq1svHeF2In4j1IQ+GgCsfejzQU2oW8eyYAAGDQ/n/Sn3cmAAAAAAAAAAAAAAAAAAAAcHQN4+fE9sbcyaepAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABv9d8AAAD//9u92ow=") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r1, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(r0, r2, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r1, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(r0, r2, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000001880)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(r0, r2, 0x0) program did not crash testing program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000200)='./file1\x00', 0x300005f, &(0x7f0000000640), 0x1, 0x531, &(0x7f0000000e00)="$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") syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x4500, &(0x7f0000000140)={[{@init_itable}, {@noquota}, {@nouid32}, {@barrier}, {@noauto_da_alloc}, {@journal_dev={'journal_dev', 0x3d, 0x1ff}}, {@barrier}, {@delalloc}, {@usrquota}]}, 0x10, 0x4d3, &(0x7f0000000ec0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000001840)='net/raw6\x00') read$FUSE(r1, 0x0, 0x0) fchown(r0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m8.678565555s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in dquot_commit simplifying C reproducer testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in dquot_commit testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in dquot_commit testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in dquot_commit testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in ext4_map_blocks a never seen crash title: possible deadlock in ext4_map_blocks, ignore testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program did not crash testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$ext4-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in ext4_map_blocks a never seen crash title: possible deadlock in ext4_map_blocks, ignore testing compiled C program (duration=1m8.678565555s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false 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-openat$dir-syz_open_procfs-read$FUSE-fchown program crashed: possible deadlock in dquot_commit reproducing took 28m26.353855909s repro crashed as (corrupted=false): EXT4-fs error (device loop0): ext4_mb_generate_buddy:1152: group 0, block bitmap and bg descriptor inconsistent: 47 vs 41 free clusters ====================================================== WARNING: possible circular locking dependency detected 5.15.179-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor148/4171 is trying to acquire lock: ffff0000e1c03ae8 (&dquot->dq_lock){+.+.}-{3:3}, at: dquot_commit+0x54/0x240 fs/quota/dquot.c:507 but task is already holding lock: ffff0000df6da060 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_truncate+0x7c0/0x1058 fs/ext4/inode.c:4244 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&ei->i_data_sem/2){++++}-{3:3}: down_read+0xc0/0x398 kernel/locking/rwsem.c:1498 ext4_map_blocks+0x2bc/0x1a44 fs/ext4/inode.c:597 ext4_getblk+0x160/0x688 fs/ext4/inode.c:869 ext4_bread+0x3c/0x1d4 fs/ext4/inode.c:922 ext4_quota_write+0x238/0x564 fs/ext4/super.c:6567 write_blk fs/quota/quota_tree.c:64 [inline] get_free_dqblk+0x2dc/0x6a0 fs/quota/quota_tree.c:125 do_insert_tree+0x238/0x14cc fs/quota/quota_tree.c:335 do_insert_tree+0x4b8/0x14cc fs/quota/quota_tree.c:366 dq_insert_tree fs/quota/quota_tree.c:392 [inline] qtree_write_dquot+0x318/0x488 fs/quota/quota_tree.c:411 v2_write_dquot+0xf4/0x188 fs/quota/quota_v2.c:358 dquot_acquire+0x2cc/0x5e4 fs/quota/dquot.c:472 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6193 dqget+0x664/0xd0c fs/quota/dquot.c:988 dquot_transfer+0x1a4/0x438 fs/quota/dquot.c:2146 ext4_setattr+0x72c/0x1440 fs/ext4/inode.c:5422 notify_change+0xa34/0xcf8 fs/attr.c:505 chown_common+0x4ac/0x74c fs/open.c:680 vfs_fchown fs/open.c:748 [inline] ksys_fchown+0xe0/0x158 fs/open.c:759 __do_sys_fchown fs/open.c:767 [inline] __se_sys_fchown fs/open.c:765 [inline] __arm64_sys_fchown+0x7c/0x94 fs/open.c:765 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 -> #1 (&s->s_dquot.dqio_sem){++++}-{3:3}: down_read+0xc0/0x398 kernel/locking/rwsem.c:1498 v2_read_dquot+0x50/0x11c fs/quota/quota_v2.c:332 dquot_acquire+0x130/0x5e4 fs/quota/dquot.c:463 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6193 dqget+0x664/0xd0c fs/quota/dquot.c:988 __dquot_initialize+0x2c8/0xc04 fs/quota/dquot.c:1517 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1579 ext4_process_orphan+0x5c/0x2b8 fs/ext4/orphan.c:329 ext4_orphan_cleanup+0x8bc/0x1048 fs/ext4/orphan.c:474 ext4_fill_super+0x8044/0x8768 fs/ext4/super.c:4975 mount_bdev+0x274/0x370 fs/super.c:1400 ext4_mount+0x44/0x58 fs/ext4/super.c:6603 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 -> #0 (&dquot->dq_lock){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x32d4/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743 dquot_commit+0x54/0x240 fs/quota/dquot.c:507 ext4_write_dquot+0x1b4/0x314 fs/ext4/super.c:6173 ext4_mark_dquot_dirty+0xe8/0x140 fs/ext4/super.c:6233 mark_dquot_dirty fs/quota/dquot.c:372 [inline] mark_all_dquot_dirty+0x1f8/0x424 fs/quota/dquot.c:412 __dquot_free_space+0x878/0xce8 fs/quota/dquot.c:1942 dquot_free_space_nodirty include/linux/quotaops.h:376 [inline] dquot_free_space include/linux/quotaops.h:381 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_mb_clear_bb fs/ext4/mballoc.c:6156 [inline] ext4_free_blocks+0x1bf8/0x2bdc fs/ext4/mballoc.c:6286 ext4_remove_blocks fs/ext4/extents.c:2523 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2689 [inline] ext4_ext_remove_space+0x1c48/0x4254 fs/ext4/extents.c:2937 ext4_ext_truncate+0x188/0x250 fs/ext4/extents.c:4471 ext4_truncate+0x9c4/0x1058 fs/ext4/inode.c:4249 ext4_evict_inode+0xc30/0x124c fs/ext4/inode.c:289 evict+0x418/0x894 fs/inode.c:647 iput_final fs/inode.c:1769 [inline] iput+0x744/0x824 fs/inode.c:1795 ext4_process_orphan+0x244/0x2b8 fs/ext4/orphan.c:360 ext4_orphan_cleanup+0x8bc/0x1048 fs/ext4/orphan.c:474 ext4_fill_super+0x8044/0x8768 fs/ext4/super.c:4975 mount_bdev+0x274/0x370 fs/super.c:1400 ext4_mount+0x44/0x58 fs/ext4/super.c:6603 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 other info that might help us debug this: Chain exists of: &dquot->dq_lock --> &s->s_dquot.dqio_sem --> &ei->i_data_sem/2 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ei->i_data_sem/2); lock(&s->s_dquot.dqio_sem); lock(&ei->i_data_sem/2); lock(&dquot->dq_lock); *** DEADLOCK *** 4 locks held by syz-executor148/4171: #0: ffff0000da46e0e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1b8/0x844 fs/super.c:229 #1: ffff0000da46e650 (sb_internal){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1811 [inline] #1: ffff0000da46e650 (sb_internal){.+.+}-{0:0}, at: sb_start_intwrite include/linux/fs.h:1928 [inline] #1: ffff0000da46e650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x338/0x124c fs/ext4/inode.c:243 #2: ffff0000df6da060 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_truncate+0x7c0/0x1058 fs/ext4/inode.c:4244 #3: ffff800014e5a5d8 (dquot_srcu){....}-{0:0}, at: rcu_lock_acquire+0x10/0x4c include/linux/rcupdate.h:311 stack backtrace: CPU: 0 PID: 4171 Comm: syz-executor148 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2011 check_noncircular+0x2cc/0x378 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x32d4/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743 dquot_commit+0x54/0x240 fs/quota/dquot.c:507 ext4_write_dquot+0x1b4/0x314 fs/ext4/super.c:6173 ext4_mark_dquot_dirty+0xe8/0x140 fs/ext4/super.c:6233 mark_dquot_dirty fs/quota/dquot.c:372 [inline] mark_all_dquot_dirty+0x1f8/0x424 fs/quota/dquot.c:412 __dquot_free_space+0x878/0xce8 fs/quota/dquot.c:1942 dquot_free_space_nodirty include/linux/quotaops.h:376 [inline] dquot_free_space include/linux/quotaops.h:381 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_mb_clear_bb fs/ext4/mballoc.c:6156 [inline] ext4_free_blocks+0x1bf8/0x2bdc fs/ext4/mballoc.c:6286 ext4_remove_blocks fs/ext4/extents.c:2523 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2689 [inline] ext4_ext_remove_space+0x1c48/0x4254 fs/ext4/extents.c:2937 ext4_ext_truncate+0x188/0x250 fs/ext4/extents.c:4471 ext4_truncate+0x9c4/0x1058 fs/ext4/inode.c:4249 ext4_evict_inode+0xc30/0x124c fs/ext4/inode.c:289 evict+0x418/0x894 fs/inode.c:647 iput_final fs/inode.c:1769 [inline] iput+0x744/0x824 fs/inode.c:1795 ext4_process_orphan+0x244/0x2b8 fs/ext4/orphan.c:360 ext4_orphan_cleanup+0x8bc/0x1048 fs/ext4/orphan.c:474 ext4_fill_super+0x8044/0x8768 fs/ext4/super.c:4975 mount_bdev+0x274/0x370 fs/super.c:1400 ext4_mount+0x44/0x58 fs/ext4/super.c:6603 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 EXT4-fs (loop0): 1 orphan inode deleted final repro crashed as (corrupted=false): EXT4-fs error (device loop0): ext4_mb_generate_buddy:1152: group 0, block bitmap and bg descriptor inconsistent: 47 vs 41 free clusters ====================================================== WARNING: possible circular locking dependency detected 5.15.179-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor148/4171 is trying to acquire lock: ffff0000e1c03ae8 (&dquot->dq_lock){+.+.}-{3:3}, at: dquot_commit+0x54/0x240 fs/quota/dquot.c:507 but task is already holding lock: ffff0000df6da060 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_truncate+0x7c0/0x1058 fs/ext4/inode.c:4244 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&ei->i_data_sem/2){++++}-{3:3}: down_read+0xc0/0x398 kernel/locking/rwsem.c:1498 ext4_map_blocks+0x2bc/0x1a44 fs/ext4/inode.c:597 ext4_getblk+0x160/0x688 fs/ext4/inode.c:869 ext4_bread+0x3c/0x1d4 fs/ext4/inode.c:922 ext4_quota_write+0x238/0x564 fs/ext4/super.c:6567 write_blk fs/quota/quota_tree.c:64 [inline] get_free_dqblk+0x2dc/0x6a0 fs/quota/quota_tree.c:125 do_insert_tree+0x238/0x14cc fs/quota/quota_tree.c:335 do_insert_tree+0x4b8/0x14cc fs/quota/quota_tree.c:366 dq_insert_tree fs/quota/quota_tree.c:392 [inline] qtree_write_dquot+0x318/0x488 fs/quota/quota_tree.c:411 v2_write_dquot+0xf4/0x188 fs/quota/quota_v2.c:358 dquot_acquire+0x2cc/0x5e4 fs/quota/dquot.c:472 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6193 dqget+0x664/0xd0c fs/quota/dquot.c:988 dquot_transfer+0x1a4/0x438 fs/quota/dquot.c:2146 ext4_setattr+0x72c/0x1440 fs/ext4/inode.c:5422 notify_change+0xa34/0xcf8 fs/attr.c:505 chown_common+0x4ac/0x74c fs/open.c:680 vfs_fchown fs/open.c:748 [inline] ksys_fchown+0xe0/0x158 fs/open.c:759 __do_sys_fchown fs/open.c:767 [inline] __se_sys_fchown fs/open.c:765 [inline] __arm64_sys_fchown+0x7c/0x94 fs/open.c:765 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 -> #1 (&s->s_dquot.dqio_sem){++++}-{3:3}: down_read+0xc0/0x398 kernel/locking/rwsem.c:1498 v2_read_dquot+0x50/0x11c fs/quota/quota_v2.c:332 dquot_acquire+0x130/0x5e4 fs/quota/dquot.c:463 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6193 dqget+0x664/0xd0c fs/quota/dquot.c:988 __dquot_initialize+0x2c8/0xc04 fs/quota/dquot.c:1517 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1579 ext4_process_orphan+0x5c/0x2b8 fs/ext4/orphan.c:329 ext4_orphan_cleanup+0x8bc/0x1048 fs/ext4/orphan.c:474 ext4_fill_super+0x8044/0x8768 fs/ext4/super.c:4975 mount_bdev+0x274/0x370 fs/super.c:1400 ext4_mount+0x44/0x58 fs/ext4/super.c:6603 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 -> #0 (&dquot->dq_lock){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x32d4/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743 dquot_commit+0x54/0x240 fs/quota/dquot.c:507 ext4_write_dquot+0x1b4/0x314 fs/ext4/super.c:6173 ext4_mark_dquot_dirty+0xe8/0x140 fs/ext4/super.c:6233 mark_dquot_dirty fs/quota/dquot.c:372 [inline] mark_all_dquot_dirty+0x1f8/0x424 fs/quota/dquot.c:412 __dquot_free_space+0x878/0xce8 fs/quota/dquot.c:1942 dquot_free_space_nodirty include/linux/quotaops.h:376 [inline] dquot_free_space include/linux/quotaops.h:381 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_mb_clear_bb fs/ext4/mballoc.c:6156 [inline] ext4_free_blocks+0x1bf8/0x2bdc fs/ext4/mballoc.c:6286 ext4_remove_blocks fs/ext4/extents.c:2523 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2689 [inline] ext4_ext_remove_space+0x1c48/0x4254 fs/ext4/extents.c:2937 ext4_ext_truncate+0x188/0x250 fs/ext4/extents.c:4471 ext4_truncate+0x9c4/0x1058 fs/ext4/inode.c:4249 ext4_evict_inode+0xc30/0x124c fs/ext4/inode.c:289 evict+0x418/0x894 fs/inode.c:647 iput_final fs/inode.c:1769 [inline] iput+0x744/0x824 fs/inode.c:1795 ext4_process_orphan+0x244/0x2b8 fs/ext4/orphan.c:360 ext4_orphan_cleanup+0x8bc/0x1048 fs/ext4/orphan.c:474 ext4_fill_super+0x8044/0x8768 fs/ext4/super.c:4975 mount_bdev+0x274/0x370 fs/super.c:1400 ext4_mount+0x44/0x58 fs/ext4/super.c:6603 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 other info that might help us debug this: Chain exists of: &dquot->dq_lock --> &s->s_dquot.dqio_sem --> &ei->i_data_sem/2 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ei->i_data_sem/2); lock(&s->s_dquot.dqio_sem); lock(&ei->i_data_sem/2); lock(&dquot->dq_lock); *** DEADLOCK *** 4 locks held by syz-executor148/4171: #0: ffff0000da46e0e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1b8/0x844 fs/super.c:229 #1: ffff0000da46e650 (sb_internal){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1811 [inline] #1: ffff0000da46e650 (sb_internal){.+.+}-{0:0}, at: sb_start_intwrite include/linux/fs.h:1928 [inline] #1: ffff0000da46e650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x338/0x124c fs/ext4/inode.c:243 #2: ffff0000df6da060 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_truncate+0x7c0/0x1058 fs/ext4/inode.c:4244 #3: ffff800014e5a5d8 (dquot_srcu){....}-{0:0}, at: rcu_lock_acquire+0x10/0x4c include/linux/rcupdate.h:311 stack backtrace: CPU: 0 PID: 4171 Comm: syz-executor148 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2011 check_noncircular+0x2cc/0x378 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x32d4/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743 dquot_commit+0x54/0x240 fs/quota/dquot.c:507 ext4_write_dquot+0x1b4/0x314 fs/ext4/super.c:6173 ext4_mark_dquot_dirty+0xe8/0x140 fs/ext4/super.c:6233 mark_dquot_dirty fs/quota/dquot.c:372 [inline] mark_all_dquot_dirty+0x1f8/0x424 fs/quota/dquot.c:412 __dquot_free_space+0x878/0xce8 fs/quota/dquot.c:1942 dquot_free_space_nodirty include/linux/quotaops.h:376 [inline] dquot_free_space include/linux/quotaops.h:381 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_mb_clear_bb fs/ext4/mballoc.c:6156 [inline] ext4_free_blocks+0x1bf8/0x2bdc fs/ext4/mballoc.c:6286 ext4_remove_blocks fs/ext4/extents.c:2523 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2689 [inline] ext4_ext_remove_space+0x1c48/0x4254 fs/ext4/extents.c:2937 ext4_ext_truncate+0x188/0x250 fs/ext4/extents.c:4471 ext4_truncate+0x9c4/0x1058 fs/ext4/inode.c:4249 ext4_evict_inode+0xc30/0x124c fs/ext4/inode.c:289 evict+0x418/0x894 fs/inode.c:647 iput_final fs/inode.c:1769 [inline] iput+0x744/0x824 fs/inode.c:1795 ext4_process_orphan+0x244/0x2b8 fs/ext4/orphan.c:360 ext4_orphan_cleanup+0x8bc/0x1048 fs/ext4/orphan.c:474 ext4_fill_super+0x8044/0x8768 fs/ext4/super.c:4975 mount_bdev+0x274/0x370 fs/super.c:1400 ext4_mount+0x44/0x58 fs/ext4/super.c:6603 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 EXT4-fs (loop0): 1 orphan inode deleted