Extracting prog: 3m5.934819237s
Minimizing prog: 11m53.230869179s
Simplifying prog options: 3m55.90642994s
Extracting C: 43.605717324s
Simplifying C: 0s
extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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$erofs-openat-fadvise64-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-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, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program crashed: kernel BUG in folio_memcg
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=1m40s, {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)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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==")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program did not crash
testing program (duration=1m40s, {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$erofs-fadvise64-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
fadvise64(0xffffffffffffffff, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(0xffffffffffffffff, 0xe0ffff, 0x9, 0x3)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-fadvise64-fadvise64
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-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, 0x9, 0x3)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program did not crash
testing program (duration=1m40s, {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$erofs-openat-fadvise64-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-fadvise64
program crashed: BUG: Bad page state in z_erofs_do_read_page
a never seen crash title: BUG: Bad page state in z_erofs_do_read_page, ignore
simplifying guilty program options
testing program (duration=1m40s, {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$erofs-openat-fadvise64-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-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==")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program crashed: BUG: Bad page state in z_erofs_do_read_page
a never seen crash title: BUG: Bad page state in z_erofs_do_read_page, ignore
testing program (duration=1m40s, {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$erofs-openat-fadvise64-fadvise64
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x3000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x1a4)
fadvise64(r0, 0xe0ffff, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-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, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
testing program (duration=1m40s, {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$erofs-openat-fadvise64-fadvise64
detailed listing:
executing program 0:
syz_mount_image$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, 0x9, 0x3) (async)
fadvise64(r0, 0xe0ffff, 0x9, 0x3)
program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
reproducing took 23m54.003256414s
repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor pfn:78963
page:ffffea0001e258c0 refcount:0 mapcount:0 mapping:ffff88805c600d20 index:0x2 pfn:0x78963
aops:z_erofs_cache_aops ino:0
flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000001 dead000000000100 dead000000000122 ffff88805c600d20
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 6153, tgid 6152 (syz.1.86), ts 92943919904, free_ts 91161562540
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x1c1/0x200 mm/page_alloc.c:1581
prep_new_page mm/page_alloc.c:1588 [inline]
get_page_from_freelist+0x1951/0x19e0 mm/page_alloc.c:3220
__alloc_pages+0x1f0/0x460 mm/page_alloc.c:4500
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+0x2181/0x36b0 fs/erofs/zdata.c:1024
z_erofs_readahead+0x88b/0xda0 fs/erofs/zdata.c:1895
read_pages+0x189/0x850 mm/readahead.c:160
page_cache_ra_unbounded+0x68a/0x770 mm/readahead.c:269
do_page_cache_ra mm/readahead.c:299 [inline]
force_page_cache_ra+0x2c1/0x320 mm/readahead.c:330
force_page_cache_readahead mm/internal.h:175 [inline]
generic_fadvise+0x47e/0x780 mm/fadvise.c:106
vfs_fadvise mm/fadvise.c:185 [inline]
ksys_fadvise64_64 mm/fadvise.c:199 [inline]
__do_sys_fadvise64 mm/fadvise.c:214 [inline]
__se_sys_fadvise64 mm/fadvise.c:212 [inline]
__x64_sys_fadvise64+0x140/0x180 mm/fadvise.c:212
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1181 [inline]
free_unref_page_prepare+0x7b2/0x8c0 mm/page_alloc.c:2365
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2458
discard_slab mm/slub.c:2127 [inline]
__unfreeze_partials+0x1cf/0x210 mm/slub.c:2667
put_cpu_partial+0x17c/0x250 mm/slub.c:2743
__slab_free+0x319/0x400 mm/slub.c:3700
qlink_free mm/kasan/quarantine.c:166 [inline]
qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:185
kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:306
kasan_slab_alloc include/linux/kasan.h:188 [inline]
slab_post_alloc_hook+0x6e/0x4b0 mm/slab.h:767
slab_alloc_node mm/slub.c:3495 [inline]
kmem_cache_alloc_node+0x14c/0x320 mm/slub.c:3540
__alloc_skb+0x103/0x2c0 net/core/skbuff.c:643
alloc_skb include/linux/skbuff.h:1316 [inline]
netlink_alloc_large_skb net/netlink/af_netlink.c:1184 [inline]
netlink_sendmsg+0x66a/0xbf0 net/netlink/af_netlink.c:1869
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg net/socket.c:745 [inline]
__sys_sendto+0x4a9/0x6b0 net/socket.c:2200
__do_sys_sendto net/socket.c:2212 [inline]
__se_sys_sendto net/socket.c:2208 [inline]
__x64_sys_sendto+0xde/0xf0 net/socket.c:2208
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Modules linked in:
CPU: 1 PID: 5884 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
dump_stack_lvl+0x18c/0x250 lib/dump_stack.c:106
bad_page+0x14b/0x170 mm/page_alloc.c:539
free_page_is_bad mm/page_alloc.c:988 [inline]
free_pages_prepare mm/page_alloc.c:1173 [inline]
free_unref_page_prepare+0x85f/0x8c0 mm/page_alloc.c:2365
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2458
detach_page_private include/linux/pagemap.h:539 [inline]
erofs_try_to_free_all_cached_pages+0x295/0x5f0 fs/erofs/zdata.c:657
erofs_try_to_release_workgroup fs/erofs/utils.c:132 [inline]
erofs_shrink_workstation+0x11f/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+0x43b/0x4d0 fs/namespace.c:1259
task_work_run+0x1d4/0x260 kernel/task_work.c:245
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+0xee/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+0x61/0xa0 arch/x86/entry/common.c:82
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f497899da57
Code: a2 c7 05 9c fc 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 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 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffd3d7b1538 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f4978a32048 RCX: 00007f497899da57
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd3d7b15f0
RBP: 00007ffd3d7b15f0 R08: 00007ffd3d7b25f0 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3d7b2680
R13: 00007f4978a32048 R14: 0000000000016afa R15: 00007ffd3d7b26c0
final repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor pfn:78963
page:ffffea0001e258c0 refcount:0 mapcount:0 mapping:ffff88805c600d20 index:0x2 pfn:0x78963
aops:z_erofs_cache_aops ino:0
flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000001 dead000000000100 dead000000000122 ffff88805c600d20
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 6153, tgid 6152 (syz.1.86), ts 92943919904, free_ts 91161562540
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x1c1/0x200 mm/page_alloc.c:1581
prep_new_page mm/page_alloc.c:1588 [inline]
get_page_from_freelist+0x1951/0x19e0 mm/page_alloc.c:3220
__alloc_pages+0x1f0/0x460 mm/page_alloc.c:4500
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+0x2181/0x36b0 fs/erofs/zdata.c:1024
z_erofs_readahead+0x88b/0xda0 fs/erofs/zdata.c:1895
read_pages+0x189/0x850 mm/readahead.c:160
page_cache_ra_unbounded+0x68a/0x770 mm/readahead.c:269
do_page_cache_ra mm/readahead.c:299 [inline]
force_page_cache_ra+0x2c1/0x320 mm/readahead.c:330
force_page_cache_readahead mm/internal.h:175 [inline]
generic_fadvise+0x47e/0x780 mm/fadvise.c:106
vfs_fadvise mm/fadvise.c:185 [inline]
ksys_fadvise64_64 mm/fadvise.c:199 [inline]
__do_sys_fadvise64 mm/fadvise.c:214 [inline]
__se_sys_fadvise64 mm/fadvise.c:212 [inline]
__x64_sys_fadvise64+0x140/0x180 mm/fadvise.c:212
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1181 [inline]
free_unref_page_prepare+0x7b2/0x8c0 mm/page_alloc.c:2365
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2458
discard_slab mm/slub.c:2127 [inline]
__unfreeze_partials+0x1cf/0x210 mm/slub.c:2667
put_cpu_partial+0x17c/0x250 mm/slub.c:2743
__slab_free+0x319/0x400 mm/slub.c:3700
qlink_free mm/kasan/quarantine.c:166 [inline]
qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:185
kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:306
kasan_slab_alloc include/linux/kasan.h:188 [inline]
slab_post_alloc_hook+0x6e/0x4b0 mm/slab.h:767
slab_alloc_node mm/slub.c:3495 [inline]
kmem_cache_alloc_node+0x14c/0x320 mm/slub.c:3540
__alloc_skb+0x103/0x2c0 net/core/skbuff.c:643
alloc_skb include/linux/skbuff.h:1316 [inline]
netlink_alloc_large_skb net/netlink/af_netlink.c:1184 [inline]
netlink_sendmsg+0x66a/0xbf0 net/netlink/af_netlink.c:1869
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg net/socket.c:745 [inline]
__sys_sendto+0x4a9/0x6b0 net/socket.c:2200
__do_sys_sendto net/socket.c:2212 [inline]
__se_sys_sendto net/socket.c:2208 [inline]
__x64_sys_sendto+0xde/0xf0 net/socket.c:2208
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Modules linked in:
CPU: 1 PID: 5884 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
dump_stack_lvl+0x18c/0x250 lib/dump_stack.c:106
bad_page+0x14b/0x170 mm/page_alloc.c:539
free_page_is_bad mm/page_alloc.c:988 [inline]
free_pages_prepare mm/page_alloc.c:1173 [inline]
free_unref_page_prepare+0x85f/0x8c0 mm/page_alloc.c:2365
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2458
detach_page_private include/linux/pagemap.h:539 [inline]
erofs_try_to_free_all_cached_pages+0x295/0x5f0 fs/erofs/zdata.c:657
erofs_try_to_release_workgroup fs/erofs/utils.c:132 [inline]
erofs_shrink_workstation+0x11f/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+0x43b/0x4d0 fs/namespace.c:1259
task_work_run+0x1d4/0x260 kernel/task_work.c:245
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+0xee/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+0x61/0xa0 arch/x86/entry/common.c:82
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f497899da57
Code: a2 c7 05 9c fc 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 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 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffd3d7b1538 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f4978a32048 RCX: 00007f497899da57
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd3d7b15f0
RBP: 00007ffd3d7b15f0 R08: 00007ffd3d7b25f0 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3d7b2680
R13: 00007f4978a32048 R14: 0000000000016afa R15: 00007ffd3d7b26c0