Extracting prog: 2m21.445884296s Minimizing prog: 11m45.001675791s Simplifying prog options: 4m9.764240194s Extracting C: 2m11.26874576s Simplifying C: 9m39.655828541s 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}}): getegid-syz_mount_image$ext4-getegid-syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: getegid() syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") getegid() syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program crashed: possible deadlock in ext4_map_blocks single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=1m8.459318725s, {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}}): getegid-syz_mount_image$ext4-getegid-syz_mount_image$ext4-openat$cgroup_ro detailed listing: executing program 0: getegid() syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") getegid() syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) program did not crash testing program (duration=1m8.459318725s, {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}}): getegid-syz_mount_image$ext4-getegid-syz_mount_image$ext4-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: getegid() syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") getegid() syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") ioctl$EXT4_IOC_CHECKPOINT(0xffffffffffffffff, 0x6611, 0x0) program did not crash testing program (duration=1m8.459318725s, {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}}): getegid-syz_mount_image$ext4-getegid-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: getegid() syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") getegid() r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program did not crash testing program (duration=1m8.459318725s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getegid-syz_mount_image$ext4-syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: getegid() syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program crashed: possible deadlock in ext4_map_blocks testing program (duration=1m8.459318725s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getegid-syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: getegid() syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program did not crash testing program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program crashed: possible deadlock in ext4_map_blocks testing program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in dquot_commit a never seen crash title: possible deadlock in dquot_commit, ignore simplifying guilty program options testing program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x2008a1f, &(0x7f0000000300), 0x1, 0x4c6, &(0x7f0000000a00)="$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") syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000080)='./file1\x00', 0x3000010, &(0x7f0000000900), 0x1, 0x51d, &(0x7f0000000300)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001c00)='blkio.bfq.io_serviced_recursive\x00', 0x275a, 0x0) ioctl$EXT4_IOC_CHECKPOINT(r0, 0x6611, 0x0) program crashed: possible deadlock in ext4_map_blocks extracting C reproducer testing compiled C program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in ext4_map_blocks simplifying C reproducer testing compiled C program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=1m8.459318725s, {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$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=1m8.459318725s, {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$ext4-syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program did not crash testing compiled C program (duration=1m8.459318725s, {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$ext4-syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in ext4_map_blocks testing compiled C program (duration=1m8.459318725s, {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$ext4-syz_mount_image$ext4-openat$cgroup_ro-ioctl$EXT4_IOC_CHECKPOINT program crashed: possible deadlock in ext4_map_blocks reproducing took 28m56.115087597s repro crashed as (corrupted=false): EXT4-fs error (device loop0): ext4_ext_check_inode:501: inode #16: comm syz-executor368: pblk 0 bad header/extent: too large eh_max - magic f30a, entries 1, max 32516(4), depth 0(0) EXT4-fs error (device loop0): ext4_orphan_get:1406: comm syz-executor368: couldn't read orphan inode 16 (err -117) ====================================================== WARNING: possible circular locking dependency detected 5.15.170-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor368/4268 is trying to acquire lock: ffff0000e19aaa58 (&ei->i_data_sem/1){+.+.}-{3:3}, at: ext4_double_down_write_data_sem+0x3c/0x4c but task is already holding lock: ffff0000e19a8c70 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c 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+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 do_insert_tree+0x4b8/0x14cc fs/quota/quota_tree.c:366 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:986 __dquot_initialize+0x344/0xc04 fs/quota/dquot.c:1515 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1577 ext4_create+0xb4/0x480 fs/ext4/namei.c:2876 lookup_open fs/namei.c:3462 [inline] open_last_lookups fs/namei.c:3532 [inline] path_openat+0xf18/0x26cc fs/namei.c:3739 do_filp_open+0x1a8/0x3b4 fs/namei.c:3769 do_sys_openat2+0x128/0x3e0 fs/open.c:1253 do_sys_open fs/open.c:1269 [inline] __do_sys_openat fs/open.c:1285 [inline] __se_sys_openat fs/open.c:1280 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1280 __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 -> #2 (&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:986 __dquot_initialize+0x344/0xc04 fs/quota/dquot.c:1515 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1577 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 -> #1 (&dquot->dq_lock){+.+.}-{3:3}: __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+0x108/0x424 fs/quota/dquot.c:412 __dquot_alloc_space+0xb54/0xf7c fs/quota/dquot.c:1750 dquot_alloc_space_nodirty include/linux/quotaops.h:297 [inline] dquot_alloc_space include/linux/quotaops.h:310 [inline] swap_inode_boot_loader fs/ext4/ioctl.c:243 [inline] __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] ext4_ioctl+0x4f54/0x61bc fs/ext4/ioctl.c:1276 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __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 (&ei->i_data_sem/1){+.+.}-{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 down_write_nested+0xc0/0x130 kernel/locking/rwsem.c:1667 ext4_double_down_write_data_sem+0x3c/0x4c swap_inode_boot_loader fs/ext4/ioctl.c:176 [inline] __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] ext4_ioctl+0x4224/0x61bc fs/ext4/ioctl.c:1276 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __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: &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-executor368/4268: #0: ffff0000d93f4460 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write_file+0x64/0x1e8 fs/namespace.c:421 #1: ffff0000e19a8de8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:789 [inline] #1: ffff0000e19a8de8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: lock_two_nondirectories+0xd4/0x120 fs/inode.c:1122 #2: ffff0000e19aabd0 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:824 [inline] #2: ffff0000e19aabd0 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: lock_two_nondirectories+0xc4/0x120 fs/inode.c:1124 #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:834 [inline] #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: swap_inode_boot_loader fs/ext4/ioctl.c:152 [inline] #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: ext4_ioctl+0x3ca4/0x61bc fs/ext4/ioctl.c:1276 #4: ffff0000e19a8c70 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c stack backtrace: CPU: 0 PID: 4268 Comm: syz-executor368 Not tainted 5.15.170-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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 down_write_nested+0xc0/0x130 kernel/locking/rwsem.c:1667 ext4_double_down_write_data_sem+0x3c/0x4c swap_inode_boot_loader fs/ext4/ioctl.c:176 [inline] __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] ext4_ioctl+0x4224/0x61bc fs/ext4/ioctl.c:1276 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __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 final repro crashed as (corrupted=false): EXT4-fs error (device loop0): ext4_ext_check_inode:501: inode #16: comm syz-executor368: pblk 0 bad header/extent: too large eh_max - magic f30a, entries 1, max 32516(4), depth 0(0) EXT4-fs error (device loop0): ext4_orphan_get:1406: comm syz-executor368: couldn't read orphan inode 16 (err -117) ====================================================== WARNING: possible circular locking dependency detected 5.15.170-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor368/4268 is trying to acquire lock: ffff0000e19aaa58 (&ei->i_data_sem/1){+.+.}-{3:3}, at: ext4_double_down_write_data_sem+0x3c/0x4c but task is already holding lock: ffff0000e19a8c70 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c 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+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 do_insert_tree+0x4b8/0x14cc fs/quota/quota_tree.c:366 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:986 __dquot_initialize+0x344/0xc04 fs/quota/dquot.c:1515 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1577 ext4_create+0xb4/0x480 fs/ext4/namei.c:2876 lookup_open fs/namei.c:3462 [inline] open_last_lookups fs/namei.c:3532 [inline] path_openat+0xf18/0x26cc fs/namei.c:3739 do_filp_open+0x1a8/0x3b4 fs/namei.c:3769 do_sys_openat2+0x128/0x3e0 fs/open.c:1253 do_sys_open fs/open.c:1269 [inline] __do_sys_openat fs/open.c:1285 [inline] __se_sys_openat fs/open.c:1280 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1280 __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 -> #2 (&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:986 __dquot_initialize+0x344/0xc04 fs/quota/dquot.c:1515 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1577 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 -> #1 (&dquot->dq_lock){+.+.}-{3:3}: __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+0x108/0x424 fs/quota/dquot.c:412 __dquot_alloc_space+0xb54/0xf7c fs/quota/dquot.c:1750 dquot_alloc_space_nodirty include/linux/quotaops.h:297 [inline] dquot_alloc_space include/linux/quotaops.h:310 [inline] swap_inode_boot_loader fs/ext4/ioctl.c:243 [inline] __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] ext4_ioctl+0x4f54/0x61bc fs/ext4/ioctl.c:1276 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __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 (&ei->i_data_sem/1){+.+.}-{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 down_write_nested+0xc0/0x130 kernel/locking/rwsem.c:1667 ext4_double_down_write_data_sem+0x3c/0x4c swap_inode_boot_loader fs/ext4/ioctl.c:176 [inline] __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] ext4_ioctl+0x4224/0x61bc fs/ext4/ioctl.c:1276 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __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: &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-executor368/4268: #0: ffff0000d93f4460 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write_file+0x64/0x1e8 fs/namespace.c:421 #1: ffff0000e19a8de8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: inode_lock include/linux/fs.h:789 [inline] #1: ffff0000e19a8de8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: lock_two_nondirectories+0xd4/0x120 fs/inode.c:1122 #2: ffff0000e19aabd0 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:824 [inline] #2: ffff0000e19aabd0 (&sb->s_type->i_mutex_key#9/4){+.+.}-{3:3}, at: lock_two_nondirectories+0xc4/0x120 fs/inode.c:1124 #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:834 [inline] #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: swap_inode_boot_loader fs/ext4/ioctl.c:152 [inline] #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] #3: ffff0000e19aad70 (mapping.invalidate_lock){++++}-{3:3}, at: ext4_ioctl+0x3ca4/0x61bc fs/ext4/ioctl.c:1276 #4: ffff0000e19a8c70 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_double_down_write_data_sem+0x30/0x4c stack backtrace: CPU: 0 PID: 4268 Comm: syz-executor368 Not tainted 5.15.170-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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 down_write_nested+0xc0/0x130 kernel/locking/rwsem.c:1667 ext4_double_down_write_data_sem+0x3c/0x4c swap_inode_boot_loader fs/ext4/ioctl.c:176 [inline] __ext4_ioctl fs/ext4/ioctl.c:1056 [inline] ext4_ioctl+0x4224/0x61bc fs/ext4/ioctl.c:1276 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __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