Extracting prog: 2m47.086827158s Minimizing prog: 31m26.022016772s Simplifying prog options: 0s Extracting C: 1m4.956668539s Simplifying C: 17m44.426625523s 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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x1008002, &(0x7f00000003c0)={[{@grpquota}, {@dioread_nolock}, {@resuid}, {@max_batch_time={'max_batch_time', 0x3d, 0x3}}, {@lazytime}, {@resgid}, {@usrquota}, {@data_err_abort}]}, 0x1, 0x5d8, &(0x7f0000000c00)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x8413, &(0x7f0000000080)={[{@noload}, {@discard}, {@nogrpid}, {@noblock_validity}]}, 0x0, 0x517, &(0x7f0000000f80)="$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") program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x1008002, &(0x7f00000003c0)={[{@grpquota}, {@dioread_nolock}, {@resuid}, {@max_batch_time={'max_batch_time', 0x3d, 0x3}}, {@lazytime}, {@resgid}, {@usrquota}, {@data_err_abort}]}, 0x1, 0x5d8, &(0x7f0000000c00)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x8413, &(0x7f0000000080)={[{@noload}, {@discard}, {@nogrpid}, {@noblock_validity}]}, 0x0, 0x517, &(0x7f0000000f80)="$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") program crashed: possible deadlock in ext4_map_blocks single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x1008002, &(0x7f00000003c0)={[{@grpquota}, {@dioread_nolock}, {@resuid}, {@max_batch_time={'max_batch_time', 0x3d, 0x3}}, {@lazytime}, {@resgid}, {@usrquota}, {@data_err_abort}]}, 0x1, 0x5d8, &(0x7f0000000c00)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x1008002, &(0x7f00000003c0)={[{@grpquota}, {@dioread_nolock}, {@resuid}, {@max_batch_time={'max_batch_time', 0x3d, 0x3}}, {@lazytime}, {@resgid}, {@usrquota}, {@data_err_abort}]}, 0x1, 0x5d8, &(0x7f0000000c00)="$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") openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x8413, &(0x7f0000000080)={[{@noload}, {@discard}, {@nogrpid}, {@noblock_validity}]}, 0x0, 0x517, &(0x7f0000000f80)="$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") program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x1008002, &(0x7f00000003c0)={[{@grpquota}, {@dioread_nolock}, {@resuid}, {@max_batch_time={'max_batch_time', 0x3d, 0x3}}, {@lazytime}, {@resgid}, {@usrquota}, {@data_err_abort}]}, 0x1, 0x5d8, &(0x7f0000000c00)="$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") ioctl$EXT4_IOC_CHECKPOINT(0xffffffffffffffff, 0x6611, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x8413, &(0x7f0000000080)={[{@noload}, {@discard}, {@nogrpid}, {@noblock_validity}]}, 0x0, 0x517, &(0x7f0000000f80)="$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") program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 detailed listing: executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x8413, &(0x7f0000000080)={[{@noload}, {@discard}, {@nogrpid}, {@noblock_validity}]}, 0x0, 0x517, &(0x7f0000000f80)="$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") program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x1008002, &(0x7f00000003c0)={[{@grpquota}, {@dioread_nolock}, {@resuid}, {@max_batch_time={'max_batch_time', 0x3d, 0x3}}, {@lazytime}, {@resgid}, {@usrquota}, {@data_err_abort}]}, 0x1, 0x5d8, &(0x7f0000000c00)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x8413, &(0x7f0000000080)={[{@noload}, {@discard}, {@nogrpid}, {@noblock_validity}]}, 0x0, 0x517, &(0x7f0000000f80)="$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") program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=6m0s, {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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=6m0s, {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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=6m0s, {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$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=6m0s, {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:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded: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:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=6m0s, {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:false Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT-syz_mount_image$ext4 program crashed: possible deadlock in ext4_map_blocks reproducing took 53m2.492155602s repro crashed as (corrupted=false): loop0: detected capacity change from 0 to 1024 EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE ====================================================== WARNING: possible circular locking dependency detected 6.1.134-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor182/5887 is trying to acquire lock: ffff0000e41670e0 (&ei->i_data_sem/1){+.+.}-{3:3}, at: ext4_double_down_write_data_sem+0x3c/0x4c fs/ext4/move_extent.c:-1 but task is already holding lock: ffff0000e1bdd2c8 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c fs/ext4/move_extent.c:-1 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&ei->i_data_sem/2){++++}-{3:3}: down_read+0x64/0x308 kernel/locking/rwsem.c:1520 ext4_map_blocks+0x2ac/0x1810 fs/ext4/inode.c:603 ext4_getblk+0x198/0x6e8 fs/ext4/inode.c:889 ext4_bread+0x3c/0x1b0 fs/ext4/inode.c:945 ext4_quota_read+0x16c/0x294 fs/ext4/super.c:7126 read_blk fs/quota/quota_tree.c:61 [inline] find_tree_dqentry+0x180/0xc5c fs/quota/quota_tree.c:671 find_tree_dqentry+0x504/0xc5c fs/quota/quota_tree.c:698 find_tree_dqentry+0x504/0xc5c fs/quota/quota_tree.c:698 find_tree_dqentry+0x504/0xc5c fs/quota/quota_tree.c:698 find_dqentry fs/quota/quota_tree.c:716 [inline] qtree_read_dquot+0x460/0x73c fs/quota/quota_tree.c:736 v2_read_dquot+0xc0/0x11c fs/quota/quota_v2.c:336 dquot_acquire+0x130/0x5c4 fs/quota/dquot.c:463 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6798 dqget+0x660/0xcec 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+0x974/0x1134 fs/ext4/orphan.c:474 __ext4_fill_super fs/ext4/super.c:5523 [inline] ext4_fill_super+0x6f00/0x73a4 fs/ext4/super.c:5654 get_tree_bdev+0x360/0x54c fs/super.c:1366 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5684 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x278/0x8fc fs/namespace.c:3056 path_mount+0x590/0xe5c fs/namespace.c:3386 do_mount fs/namespace.c:3399 [inline] __do_sys_mount fs/namespace.c:3607 [inline] __se_sys_mount fs/namespace.c:3584 [inline] __arm64_sys_mount+0x498/0x588 fs/namespace.c:3584 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 -> #2 (&s->s_dquot.dqio_sem){++++}-{3:3}: down_read+0x64/0x308 kernel/locking/rwsem.c:1520 v2_read_dquot+0x50/0x11c fs/quota/quota_v2.c:335 dquot_acquire+0x130/0x5c4 fs/quota/dquot.c:463 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6798 dqget+0x660/0xcec fs/quota/dquot.c:988 __dquot_initialize+0x344/0xc04 fs/quota/dquot.c:1517 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1579 ext4_create+0xb4/0x480 fs/ext4/namei.c:2876 lookup_open fs/namei.c:3482 [inline] open_last_lookups fs/namei.c:3550 [inline] path_openat+0xeac/0x2548 fs/namei.c:3780 do_filp_open+0x1bc/0x3cc fs/namei.c:3810 do_sys_openat2+0x128/0x3e0 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 -> #1 (&dquot->dq_lock){+.+.}-{3:3}: __mutex_lock_common+0x190/0x21a0 kernel/locking/mutex.c:603 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x38/0x44 kernel/locking/mutex.c:799 dquot_commit+0x54/0x240 fs/quota/dquot.c:507 ext4_write_dquot+0x1b4/0x314 fs/ext4/super.c:6778 ext4_mark_dquot_dirty+0xe8/0x140 fs/ext4/super.c:6838 mark_dquot_dirty fs/quota/dquot.c:372 [inline] mark_all_dquot_dirty+0x108/0x424 fs/quota/dquot.c:412 __dquot_alloc_space+0xb28/0xf50 fs/quota/dquot.c:1752 dquot_alloc_space_nodirty include/linux/quotaops.h:300 [inline] dquot_alloc_space include/linux/quotaops.h:313 [inline] swap_inode_boot_loader fs/ext4/ioctl.c:494 [inline] __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] ext4_ioctl+0x5c7c/0x6b24 fs/ext4/ioctl.c:1614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 -> #0 (&ei->i_data_sem/1){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3090 [inline] check_prevs_add kernel/locking/lockdep.c:3209 [inline] validate_chain kernel/locking/lockdep.c:3825 [inline] __lock_acquire+0x3338/0x7680 kernel/locking/lockdep.c:5049 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662 down_write_nested+0x64/0x94 kernel/locking/rwsem.c:1689 ext4_double_down_write_data_sem+0x3c/0x4c fs/ext4/move_extent.c:-1 swap_inode_boot_loader fs/ext4/ioctl.c:426 [inline] __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] ext4_ioctl+0x4e8c/0x6b24 fs/ext4/ioctl.c:1614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 other info that might help us debug this: Chain exists of: &ei->i_data_sem/1 --> &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(&ei->i_data_sem/1); *** DEADLOCK *** 5 locks held by syz-executor182/5887: #0: ffff0000d99fe460 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write_file+0x64/0x1e8 fs/namespace.c:437 #1: ffff0000e1bdd440 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline] #1: ffff0000e1bdd440 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: lock_two_nondirectories+0xd4/0x120 fs/inode.c:1208 #2: ffff0000e4167258 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:793 [inline] #2: ffff0000e4167258 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: lock_two_nondirectories+0xc4/0x120 fs/inode.c:1210 #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: swap_inode_boot_loader fs/ext4/ioctl.c:402 [inline] #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: ext4_ioctl+0x4964/0x6b24 fs/ext4/ioctl.c:1614 #4: ffff0000e1bdd2c8 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c fs/ext4/move_extent.c:-1 stack backtrace: CPU: 0 PID: 5887 Comm: syz-executor182 Not tainted 6.1.134-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2048 check_noncircular+0x2cc/0x378 kernel/locking/lockdep.c:2170 check_prev_add kernel/locking/lockdep.c:3090 [inline] check_prevs_add kernel/locking/lockdep.c:3209 [inline] validate_chain kernel/locking/lockdep.c:3825 [inline] __lock_acquire+0x3338/0x7680 kernel/locking/lockdep.c:5049 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662 down_write_nested+0x64/0x94 kernel/locking/rwsem.c:1689 ext4_double_down_write_data_sem+0x3c/0x4c fs/ext4/move_extent.c:-1 swap_inode_boot_loader fs/ext4/ioctl.c:426 [inline] __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] ext4_ioctl+0x4e8c/0x6b24 fs/ext4/ioctl.c:1614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 final repro crashed as (corrupted=false): loop0: detected capacity change from 0 to 1024 EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE ====================================================== WARNING: possible circular locking dependency detected 6.1.134-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor182/5887 is trying to acquire lock: ffff0000e41670e0 (&ei->i_data_sem/1){+.+.}-{3:3}, at: ext4_double_down_write_data_sem+0x3c/0x4c fs/ext4/move_extent.c:-1 but task is already holding lock: ffff0000e1bdd2c8 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c fs/ext4/move_extent.c:-1 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&ei->i_data_sem/2){++++}-{3:3}: down_read+0x64/0x308 kernel/locking/rwsem.c:1520 ext4_map_blocks+0x2ac/0x1810 fs/ext4/inode.c:603 ext4_getblk+0x198/0x6e8 fs/ext4/inode.c:889 ext4_bread+0x3c/0x1b0 fs/ext4/inode.c:945 ext4_quota_read+0x16c/0x294 fs/ext4/super.c:7126 read_blk fs/quota/quota_tree.c:61 [inline] find_tree_dqentry+0x180/0xc5c fs/quota/quota_tree.c:671 find_tree_dqentry+0x504/0xc5c fs/quota/quota_tree.c:698 find_tree_dqentry+0x504/0xc5c fs/quota/quota_tree.c:698 find_tree_dqentry+0x504/0xc5c fs/quota/quota_tree.c:698 find_dqentry fs/quota/quota_tree.c:716 [inline] qtree_read_dquot+0x460/0x73c fs/quota/quota_tree.c:736 v2_read_dquot+0xc0/0x11c fs/quota/quota_v2.c:336 dquot_acquire+0x130/0x5c4 fs/quota/dquot.c:463 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6798 dqget+0x660/0xcec 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+0x974/0x1134 fs/ext4/orphan.c:474 __ext4_fill_super fs/ext4/super.c:5523 [inline] ext4_fill_super+0x6f00/0x73a4 fs/ext4/super.c:5654 get_tree_bdev+0x360/0x54c fs/super.c:1366 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5684 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x278/0x8fc fs/namespace.c:3056 path_mount+0x590/0xe5c fs/namespace.c:3386 do_mount fs/namespace.c:3399 [inline] __do_sys_mount fs/namespace.c:3607 [inline] __se_sys_mount fs/namespace.c:3584 [inline] __arm64_sys_mount+0x498/0x588 fs/namespace.c:3584 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 -> #2 (&s->s_dquot.dqio_sem){++++}-{3:3}: down_read+0x64/0x308 kernel/locking/rwsem.c:1520 v2_read_dquot+0x50/0x11c fs/quota/quota_v2.c:335 dquot_acquire+0x130/0x5c4 fs/quota/dquot.c:463 ext4_acquire_dquot+0x270/0x420 fs/ext4/super.c:6798 dqget+0x660/0xcec fs/quota/dquot.c:988 __dquot_initialize+0x344/0xc04 fs/quota/dquot.c:1517 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1579 ext4_create+0xb4/0x480 fs/ext4/namei.c:2876 lookup_open fs/namei.c:3482 [inline] open_last_lookups fs/namei.c:3550 [inline] path_openat+0xeac/0x2548 fs/namei.c:3780 do_filp_open+0x1bc/0x3cc fs/namei.c:3810 do_sys_openat2+0x128/0x3e0 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 -> #1 (&dquot->dq_lock){+.+.}-{3:3}: __mutex_lock_common+0x190/0x21a0 kernel/locking/mutex.c:603 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x38/0x44 kernel/locking/mutex.c:799 dquot_commit+0x54/0x240 fs/quota/dquot.c:507 ext4_write_dquot+0x1b4/0x314 fs/ext4/super.c:6778 ext4_mark_dquot_dirty+0xe8/0x140 fs/ext4/super.c:6838 mark_dquot_dirty fs/quota/dquot.c:372 [inline] mark_all_dquot_dirty+0x108/0x424 fs/quota/dquot.c:412 __dquot_alloc_space+0xb28/0xf50 fs/quota/dquot.c:1752 dquot_alloc_space_nodirty include/linux/quotaops.h:300 [inline] dquot_alloc_space include/linux/quotaops.h:313 [inline] swap_inode_boot_loader fs/ext4/ioctl.c:494 [inline] __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] ext4_ioctl+0x5c7c/0x6b24 fs/ext4/ioctl.c:1614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 -> #0 (&ei->i_data_sem/1){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3090 [inline] check_prevs_add kernel/locking/lockdep.c:3209 [inline] validate_chain kernel/locking/lockdep.c:3825 [inline] __lock_acquire+0x3338/0x7680 kernel/locking/lockdep.c:5049 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662 down_write_nested+0x64/0x94 kernel/locking/rwsem.c:1689 ext4_double_down_write_data_sem+0x3c/0x4c fs/ext4/move_extent.c:-1 swap_inode_boot_loader fs/ext4/ioctl.c:426 [inline] __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] ext4_ioctl+0x4e8c/0x6b24 fs/ext4/ioctl.c:1614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 other info that might help us debug this: Chain exists of: &ei->i_data_sem/1 --> &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(&ei->i_data_sem/1); *** DEADLOCK *** 5 locks held by syz-executor182/5887: #0: ffff0000d99fe460 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write_file+0x64/0x1e8 fs/namespace.c:437 #1: ffff0000e1bdd440 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline] #1: ffff0000e1bdd440 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: lock_two_nondirectories+0xd4/0x120 fs/inode.c:1208 #2: ffff0000e4167258 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:793 [inline] #2: ffff0000e4167258 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: lock_two_nondirectories+0xc4/0x120 fs/inode.c:1210 #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: swap_inode_boot_loader fs/ext4/ioctl.c:402 [inline] #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] #3: ffff0000e1bdd5e0 (mapping.invalidate_lock){++++}-{3:3}, at: ext4_ioctl+0x4964/0x6b24 fs/ext4/ioctl.c:1614 #4: ffff0000e1bdd2c8 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c fs/ext4/move_extent.c:-1 stack backtrace: CPU: 0 PID: 5887 Comm: syz-executor182 Not tainted 6.1.134-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2048 check_noncircular+0x2cc/0x378 kernel/locking/lockdep.c:2170 check_prev_add kernel/locking/lockdep.c:3090 [inline] check_prevs_add kernel/locking/lockdep.c:3209 [inline] validate_chain kernel/locking/lockdep.c:3825 [inline] __lock_acquire+0x3338/0x7680 kernel/locking/lockdep.c:5049 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662 down_write_nested+0x64/0x94 kernel/locking/rwsem.c:1689 ext4_double_down_write_data_sem+0x3c/0x4c fs/ext4/move_extent.c:-1 swap_inode_boot_loader fs/ext4/ioctl.c:426 [inline] __ext4_ioctl fs/ext4/ioctl.c:1424 [inline] ext4_ioctl+0x4e8c/0x6b24 fs/ext4/ioctl.c:1614 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585