Extracting prog: 3m23.169598787s
Minimizing prog: 12m12.074882915s
Simplifying prog options: 0s
Extracting C: 36.706340437s
Simplifying C: 12m21.890496651s
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$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
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=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(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
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$erofs-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
fadvise64(0xffffffffffffffff, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
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$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program crashed: BUG: Bad page state in z_erofs_do_read_page
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
program crashed: BUG: Bad page state in z_erofs_do_read_page
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
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: 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$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64-openat$cgroup_root
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000400), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ed, &(0x7f00000008c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x400, 0x0)
fadvise64(r0, 0x12fff, 0x17100, 0x3)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0)
program crashed: BUG: Bad page state in z_erofs_do_read_page
validation run: crashed=true
reproducing took 32m38.372522335s
repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor pfn:64386
page:ffffea000190e180 refcount:0 mapcount:0 mapping:ffff88805c95a7d8 index:0x2 pfn:0x64386
aops:z_erofs_cache_aops ino:0
flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000001 dead000000000100 dead000000000122 ffff88805c95a7d8
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 6022, tgid 6016 (syz.0.33), ts 86272748762, free_ts 86267091180
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_slow+0x281/0x3b0 fs/namei.c:1694
lookup_slow+0x53/0x70 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x970/0xe00 fs/namei.c:2329
path_lookupat+0x9d/0x440 fs/namei.c:2482
do_o_path+0x98/0x1f0 fs/namei.c:3760
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_list+0xbe/0x860 mm/page_alloc.c:2475
release_pages+0x1fa0/0x2220 mm/swap.c:1022
tlb_batch_pages_flush mm/mmu_gather.c:98 [inline]
tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
tlb_flush_mmu+0x368/0x4f0 mm/mmu_gather.c:300
tlb_finish_mmu+0xc3/0x1d0 mm/mmu_gather.c:392
exit_mmap+0x3f0/0xb50 mm/mmap.c:3315
__mmput+0x118/0x3c0 kernel/fork.c:1355
exit_mm+0x1da/0x2c0 kernel/exit.c:569
do_exit+0x88e/0x23c0 kernel/exit.c:870
do_group_exit+0x21b/0x2d0 kernel/exit.c:1024
__do_sys_exit_group kernel/exit.c:1035 [inline]
__se_sys_exit_group kernel/exit.c:1033 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Modules linked in:
CPU: 1 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:
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: 0033:0x7fbd06b901f7
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:00007ffc45857098 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fbd06c11d7d RCX: 00007fbd06b901f7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc45857150
RBP: 00007ffc45857150 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc458581e0
R13: 00007fbd06c11d7d R14: 0000000000015101 R15: 00007ffc45858220
final repro crashed as (corrupted=false):
BUG: Bad page state in process syz-executor pfn:64386
page:ffffea000190e180 refcount:0 mapcount:0 mapping:ffff88805c95a7d8 index:0x2 pfn:0x64386
aops:z_erofs_cache_aops ino:0
flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000001 dead000000000100 dead000000000122 ffff88805c95a7d8
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 6022, tgid 6016 (syz.0.33), ts 86272748762, free_ts 86267091180
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_slow+0x281/0x3b0 fs/namei.c:1694
lookup_slow+0x53/0x70 fs/namei.c:1711
walk_component fs/namei.c:2002 [inline]
link_path_walk+0x970/0xe00 fs/namei.c:2329
path_lookupat+0x9d/0x440 fs/namei.c:2482
do_o_path+0x98/0x1f0 fs/namei.c:3760
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_list+0xbe/0x860 mm/page_alloc.c:2475
release_pages+0x1fa0/0x2220 mm/swap.c:1022
tlb_batch_pages_flush mm/mmu_gather.c:98 [inline]
tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
tlb_flush_mmu+0x368/0x4f0 mm/mmu_gather.c:300
tlb_finish_mmu+0xc3/0x1d0 mm/mmu_gather.c:392
exit_mmap+0x3f0/0xb50 mm/mmap.c:3315
__mmput+0x118/0x3c0 kernel/fork.c:1355
exit_mm+0x1da/0x2c0 kernel/exit.c:569
do_exit+0x88e/0x23c0 kernel/exit.c:870
do_group_exit+0x21b/0x2d0 kernel/exit.c:1024
__do_sys_exit_group kernel/exit.c:1035 [inline]
__se_sys_exit_group kernel/exit.c:1033 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Modules linked in:
CPU: 1 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:
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: 0033:0x7fbd06b901f7
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:00007ffc45857098 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fbd06c11d7d RCX: 00007fbd06b901f7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc45857150
RBP: 00007ffc45857150 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc458581e0
R13: 00007fbd06c11d7d R14: 0000000000015101 R15: 00007ffc45858220