Extracting prog: 2m56.50977719s
Minimizing prog: 37m23.660851412s
Simplifying prog options: 0s
Extracting C: 43.379617577s
Simplifying C: 14m52.177164056s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program crashed: BUG: Bad page state in z_erofs_do_read_page
program crashed: BUG: Bad page state in z_erofs_do_read_page
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
fadvise64(0xffffffffffffffff, 0xe0ffff, 0x20000000009, 0x3)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-openat-fadvise64
detailed listing:
executing program 0:
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$eJzsmb2LE0EYxp+Z3eydhyg2FjYWHniit9ndqFxzxQmWgnCKWgZvPU73LpKskAQEg42NpYVga2NpYWFl4V9gq4UKgoUp7YSR+djdyWYT4gdG9P3BzT7z9c68L9yzsAFBEP8tHz98ff/w3NqlUwD2YxkLZvyzo5/i4Oj6d4/vnHy0fv7J87dPX+8duPuyHI/JPWL28z0ArzYcpGCuOXFk93IRNtO4DI4TRl8Bg6/lN6HQnRgM18yam5Zu7TMiif3rrWTrxk4SB7IJZRPJpmGfLy81HDBsAVhUtxOCWfOdXv9WM0nidlnURHbO2NSPimn1U/fb4FhHVj0hOICrD+4PZN/UBgF4Xr8QHKHRDTBsGr2GBfi+X5TEyv+IW8R3Zsl/vuKZEodW/9Sh4Locf0Pu/7Co/ZY4rDwi/6HzkcPDzAPtNZ/mnvvPC2VcAMam3iwlyYVfiOxVFCoXhT9JZz9u+ZMLN/ePerp7u97p9Vd3dpvb8Xa8F0WNs8HpIDgT1ZUR6XaK/y0qf1qy4tcmrPWYh24zTdthF0jbYd6PdGs57uaL1he1hyv/41g5pmMw887KX5QlmPnj6inVilO98t7EnAiCIAiCIAiCIAiCIAiCIKo5Cgb9S5hg5oNoFdFF9YXyewAAAP//L0Rm/Q==")
open(0x0, 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$eJzsmb2LE0EYxp+Z3eydhyg2FjYWHniit9ndqFxzxQmWgnCKWgZvPU73LpKskAQEg42NpYVga2NpYWFl4V9gq4UKgoUp7YSR+djdyWYT4gdG9P3BzT7z9c68L9yzsAFBEP8tHz98ff/w3NqlUwD2YxkLZvyzo5/i4Oj6d4/vnHy0fv7J87dPX+8duPuyHI/JPWL28z0ArzYcpGCuOXFk93IRNtO4DI4TRl8Bg6/lN6HQnRgM18yam5Zu7TMiif3rrWTrxk4SB7IJZRPJpmGfLy81HDBsAVhUtxOCWfOdXv9WM0nidlnURHbO2NSPimn1U/fb4FhHVj0hOICrD+4PZN/UBgF4Xr8QHKHRDTBsGr2GBfi+X5TEyv+IW8R3Zsl/vuKZEodW/9Sh4Locf0Pu/7Co/ZY4rDwi/6HzkcPDzAPtNZ/mnvvPC2VcAMam3iwlyYVfiOxVFCoXhT9JZz9u+ZMLN/ePerp7u97p9Vd3dpvb8Xa8F0WNs8HpIDgT1ZUR6XaK/y0qf1qy4tcmrPWYh24zTdthF0jbYd6PdGs57uaL1he1hyv/41g5pmMw887KX5QlmPnj6inVilO98t7EnAiCIAiCIAiCIAiCIAiCIKo5Cgb9S5hg5oNoFdFF9YXyewAAAP//L0Rm/Q==")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
testing 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
testing 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-open-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
open(&(0x7f00000000c0)='./file1\x00', 0x14927e, 0x6)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x20000000009, 0x3)

program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
reproducing took 59m55.516185401s
repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor  pfn:29bc2
page:ffffea0000a6f080 refcount:0 mapcount:0 mapping:ffff88805e1287c8 index:0x2 pfn:0x29bc2
aops:z_erofs_cache_aops ino:0
flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000001 dead000000000100 dead000000000122 ffff88805e1287c8
raw: 0000000000000002 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x192840(GFP_NOWAIT|__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 5946, tgid 5946 (syz.0.17), ts 106308313445, free_ts 106258155047
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x1cd/0x210 mm/page_alloc.c:1554
 prep_new_page mm/page_alloc.c:1561 [inline]
 get_page_from_freelist+0x195c/0x19f0 mm/page_alloc.c:3191
 __alloc_pages+0x1e3/0x460 mm/page_alloc.c:4457
 z_erofs_bind_cache fs/erofs/zdata.c:605 [inline]
 z_erofs_pcluster_begin fs/erofs/zdata.c:889 [inline]
 z_erofs_do_read_page+0x20c0/0x3680 fs/erofs/zdata.c:1024
 z_erofs_pcluster_readmore+0x2cf/0x450 fs/erofs/zdata.c:1833
 z_erofs_read_folio+0x208/0x540 fs/erofs/zdata.c:1853
 filemap_read_folio+0x167/0x760 mm/filemap.c:2420
 do_read_cache_folio+0x470/0x7e0 mm/filemap.c:3789
 erofs_bread+0x16f/0x630 fs/erofs/data.c:48
 erofs_find_target_block fs/erofs/namei.c:103 [inline]
 erofs_namei+0x28c/0xf00 fs/erofs/namei.c:177
 erofs_lookup+0x135/0x310 fs/erofs/namei.c:206
 lookup_open fs/namei.c:3466 [inline]
 open_last_lookups fs/namei.c:3556 [inline]
 path_openat+0x10b8/0x3190 fs/namei.c:3786
 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1419
 do_sys_open fs/open.c:1434 [inline]
 __do_sys_open fs/open.c:1442 [inline]
 __se_sys_open fs/open.c:1438 [inline]
 __x64_sys_open+0x11f/0x140 fs/open.c:1438
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1154 [inline]
 free_unref_page_prepare+0x7ce/0x8e0 mm/page_alloc.c:2336
 free_unref_page+0x32/0x2e0 mm/page_alloc.c:2429
 __slab_free+0x35e/0x410 mm/slub.c:3736
 qlink_free mm/kasan/quarantine.c:166 [inline]
 qlist_free_all+0x75/0xe0 mm/kasan/quarantine.c:185
 kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:305
 kasan_slab_alloc include/linux/kasan.h:188 [inline]
 slab_post_alloc_hook+0x6e/0x4d0 mm/slab.h:767
 slab_alloc_node mm/slub.c:3495 [inline]
 slab_alloc mm/slub.c:3503 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3510 [inline]
 kmem_cache_alloc+0x11e/0x2e0 mm/slub.c:3519
 ptlock_alloc+0x20/0x70 mm/memory.c:6155
 ptlock_init include/linux/mm.h:2964 [inline]
 pagetable_pte_ctor include/linux/mm.h:2987 [inline]
 __pte_alloc_one include/asm-generic/pgalloc.h:71 [inline]
 pte_alloc_one+0xce/0x540 arch/x86/mm/pgtable.c:33
 __pte_alloc+0x22/0x2a0 mm/memory.c:437
 do_anonymous_page mm/memory.c:4119 [inline]
 do_pte_missing mm/memory.c:3686 [inline]
 handle_pte_fault mm/memory.c:5025 [inline]
 __handle_mm_fault mm/memory.c:5166 [inline]
 handle_mm_fault+0x3cc3/0x4920 mm/memory.c:5331
 do_user_addr_fault+0x738/0x12e0 arch/x86/mm/fault.c:1373
 handle_page_fault arch/x86/mm/fault.c:1465 [inline]
 exc_page_fault+0x67/0x110 arch/x86/mm/fault.c:1521
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:608
Modules linked in:
CPU: 0 PID: 5898 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106
 bad_page+0x14b/0x170 mm/page_alloc.c:512
 free_page_is_bad mm/page_alloc.c:961 [inline]
 free_pages_prepare mm/page_alloc.c:1146 [inline]
 free_unref_page_prepare+0x887/0x8e0 mm/page_alloc.c:2336
 free_unref_page+0x32/0x2e0 mm/page_alloc.c:2429
 detach_page_private include/linux/pagemap.h:539 [inline]
 erofs_try_to_free_all_cached_pages+0x295/0x600 fs/erofs/zdata.c:657
 erofs_try_to_release_workgroup fs/erofs/utils.c:132 [inline]
 erofs_shrink_workstation+0x118/0x290 fs/erofs/utils.c:161
 erofs_shrinker_unregister+0x5d/0x170 fs/erofs/utils.c:198
 erofs_put_super+0x4e/0x150 fs/erofs/super.c:812
 generic_shutdown_super+0x134/0x2b0 fs/super.c:693
 kill_block_super+0x44/0x90 fs/super.c:1660
 erofs_kill_sb+0x4c/0x140 fs/erofs/super.c:794
 deactivate_locked_super+0x97/0x100 fs/super.c:481
 cleanup_mnt+0x429/0x4c0 fs/namespace.c:1250
 task_work_run+0x1ce/0x250 kernel/task_work.c:239
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline]
 syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302
 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb9df5901f7
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff6f5d49b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fb9df611d7d RCX: 00007fb9df5901f7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff6f5d4a70
RBP: 00007fff6f5d4a70 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff6f5d5b00
R13: 00007fb9df611d7d R14: 0000000000019f2a R15: 00007fff6f5d5b40
 </TASK>

final repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor  pfn:29bc2
page:ffffea0000a6f080 refcount:0 mapcount:0 mapping:ffff88805e1287c8 index:0x2 pfn:0x29bc2
aops:z_erofs_cache_aops ino:0
flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000001 dead000000000100 dead000000000122 ffff88805e1287c8
raw: 0000000000000002 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x192840(GFP_NOWAIT|__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 5946, tgid 5946 (syz.0.17), ts 106308313445, free_ts 106258155047
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x1cd/0x210 mm/page_alloc.c:1554
 prep_new_page mm/page_alloc.c:1561 [inline]
 get_page_from_freelist+0x195c/0x19f0 mm/page_alloc.c:3191
 __alloc_pages+0x1e3/0x460 mm/page_alloc.c:4457
 z_erofs_bind_cache fs/erofs/zdata.c:605 [inline]
 z_erofs_pcluster_begin fs/erofs/zdata.c:889 [inline]
 z_erofs_do_read_page+0x20c0/0x3680 fs/erofs/zdata.c:1024
 z_erofs_pcluster_readmore+0x2cf/0x450 fs/erofs/zdata.c:1833
 z_erofs_read_folio+0x208/0x540 fs/erofs/zdata.c:1853
 filemap_read_folio+0x167/0x760 mm/filemap.c:2420
 do_read_cache_folio+0x470/0x7e0 mm/filemap.c:3789
 erofs_bread+0x16f/0x630 fs/erofs/data.c:48
 erofs_find_target_block fs/erofs/namei.c:103 [inline]
 erofs_namei+0x28c/0xf00 fs/erofs/namei.c:177
 erofs_lookup+0x135/0x310 fs/erofs/namei.c:206
 lookup_open fs/namei.c:3466 [inline]
 open_last_lookups fs/namei.c:3556 [inline]
 path_openat+0x10b8/0x3190 fs/namei.c:3786
 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816
 do_sys_openat2+0x12c/0x1c0 fs/open.c:1419
 do_sys_open fs/open.c:1434 [inline]
 __do_sys_open fs/open.c:1442 [inline]
 __se_sys_open fs/open.c:1438 [inline]
 __x64_sys_open+0x11f/0x140 fs/open.c:1438
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1154 [inline]
 free_unref_page_prepare+0x7ce/0x8e0 mm/page_alloc.c:2336
 free_unref_page+0x32/0x2e0 mm/page_alloc.c:2429
 __slab_free+0x35e/0x410 mm/slub.c:3736
 qlink_free mm/kasan/quarantine.c:166 [inline]
 qlist_free_all+0x75/0xe0 mm/kasan/quarantine.c:185
 kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:305
 kasan_slab_alloc include/linux/kasan.h:188 [inline]
 slab_post_alloc_hook+0x6e/0x4d0 mm/slab.h:767
 slab_alloc_node mm/slub.c:3495 [inline]
 slab_alloc mm/slub.c:3503 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3510 [inline]
 kmem_cache_alloc+0x11e/0x2e0 mm/slub.c:3519
 ptlock_alloc+0x20/0x70 mm/memory.c:6155
 ptlock_init include/linux/mm.h:2964 [inline]
 pagetable_pte_ctor include/linux/mm.h:2987 [inline]
 __pte_alloc_one include/asm-generic/pgalloc.h:71 [inline]
 pte_alloc_one+0xce/0x540 arch/x86/mm/pgtable.c:33
 __pte_alloc+0x22/0x2a0 mm/memory.c:437
 do_anonymous_page mm/memory.c:4119 [inline]
 do_pte_missing mm/memory.c:3686 [inline]
 handle_pte_fault mm/memory.c:5025 [inline]
 __handle_mm_fault mm/memory.c:5166 [inline]
 handle_mm_fault+0x3cc3/0x4920 mm/memory.c:5331
 do_user_addr_fault+0x738/0x12e0 arch/x86/mm/fault.c:1373
 handle_page_fault arch/x86/mm/fault.c:1465 [inline]
 exc_page_fault+0x67/0x110 arch/x86/mm/fault.c:1521
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:608
Modules linked in:
CPU: 0 PID: 5898 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106
 bad_page+0x14b/0x170 mm/page_alloc.c:512
 free_page_is_bad mm/page_alloc.c:961 [inline]
 free_pages_prepare mm/page_alloc.c:1146 [inline]
 free_unref_page_prepare+0x887/0x8e0 mm/page_alloc.c:2336
 free_unref_page+0x32/0x2e0 mm/page_alloc.c:2429
 detach_page_private include/linux/pagemap.h:539 [inline]
 erofs_try_to_free_all_cached_pages+0x295/0x600 fs/erofs/zdata.c:657
 erofs_try_to_release_workgroup fs/erofs/utils.c:132 [inline]
 erofs_shrink_workstation+0x118/0x290 fs/erofs/utils.c:161
 erofs_shrinker_unregister+0x5d/0x170 fs/erofs/utils.c:198
 erofs_put_super+0x4e/0x150 fs/erofs/super.c:812
 generic_shutdown_super+0x134/0x2b0 fs/super.c:693
 kill_block_super+0x44/0x90 fs/super.c:1660
 erofs_kill_sb+0x4c/0x140 fs/erofs/super.c:794
 deactivate_locked_super+0x97/0x100 fs/super.c:481
 cleanup_mnt+0x429/0x4c0 fs/namespace.c:1250
 task_work_run+0x1ce/0x250 kernel/task_work.c:239
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline]
 syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302
 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb9df5901f7
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff6f5d49b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fb9df611d7d RCX: 00007fb9df5901f7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff6f5d4a70
RBP: 00007fff6f5d4a70 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff6f5d5b00
R13: 00007fb9df611d7d R14: 0000000000019f2a R15: 00007fff6f5d5b40
 </TASK>