Extracting prog: 6m52.112866927s Minimizing prog: 36m16.541554903s Simplifying prog options: 0s Extracting C: 3m5.262934603s Simplifying C: 21m27.567641649s 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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program crashed: INFO: task hung in z_erofs_runqueue program crashed: INFO: task hung in z_erofs_runqueue single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) fadvise64(0xffffffffffffffff, 0xe0ffff, 0x0, 0x3) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$dir-openat-fadvise64 detailed listing: executing program 0: openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 program crashed: INFO: task hung in z_erofs_runqueue 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program crashed: INFO: task hung in z_erofs_runqueue validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program crashed: INFO: task hung in z_erofs_runqueue 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat$dir-openat-fadvise64 detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file1\x00', 0x1000801, &(0x7f0000000840)=ANY=[], 0x2, 0x1ea, &(0x7f00000003c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fadvise64(r0, 0xe0ffff, 0x0, 0x3) program crashed: INFO: task hung in z_erofs_runqueue validation run: crashed=true reproducing took 1h16m54.145483092s repro crashed as (corrupted=false): INFO: task syz.0.17:4533 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:0 pid:4533 ppid:4438 flags:0x00000001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5245 [inline] __schedule+0xdd0/0x1b0c kernel/sched/core.c:6562 schedule+0xc4/0x170 kernel/sched/core.c:6638 io_schedule+0x84/0x154 kernel/sched/core.c:8798 folio_wait_bit_common+0x584/0x9e4 mm/filemap.c:1324 __folio_lock+0x2c/0x3c mm/filemap.c:1687 lock_page include/linux/pagemap.h:997 [inline] pickup_page_for_submission fs/erofs/zdata.c:1330 [inline] z_erofs_submit_queue fs/erofs/zdata.c:1522 [inline] z_erofs_runqueue+0x6e4/0x1694 fs/erofs/zdata.c:1594 z_erofs_readahead+0x84c/0xbf4 fs/erofs/zdata.c:1733 read_pages+0x158/0x680 mm/readahead.c:161 page_cache_ra_unbounded+0x490/0x574 mm/readahead.c:270 do_page_cache_ra mm/readahead.c:300 [inline] force_page_cache_ra+0x248/0x2b0 mm/readahead.c:331 force_page_cache_readahead mm/internal.h:125 [inline] generic_fadvise+0x340/0x5b8 mm/fadvise.c:107 vfs_fadvise mm/fadvise.c:185 [inline] ksys_fadvise64_64 mm/fadvise.c:199 [inline] __do_sys_fadvise64_64 mm/fadvise.c:207 [inline] __se_sys_fadvise64_64 mm/fadvise.c:205 [inline] __arm64_sys_fadvise64_64+0x12c/0x174 mm/fadvise.c:205 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Showing all locks held in the system: 3 locks held by kworker/0:0/7: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x6b8/0x13a4 kernel/workqueue.c:2265 #1: ffff80001c987c20 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x6fc/0x13a4 kernel/workqueue.c:2267 #2: ffff0000d84f7240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x1d0/0x27cc drivers/net/netdevsim/fib.c:1491 1 lock held by rcu_tasks_kthre/12: #0: ffff8000153d7c30 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffff8000153d8450 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/28: #0: ffff8000153d72c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349 2 locks held by getty/4078: #0: ffff0000d644d098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80001cfd32f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2ec/0xfa0 drivers/tty/n_tty.c:2198 1 lock held by syz.0.17/4533: #0: ffff0000f3010338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3010338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.1.18/4588: #0: ffff0000e9b28338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b28338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.2.19/4609: #0: ffff0000f3010de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3010de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.3.20/4630: #0: ffff0000f3011898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3011898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.4.21/4660: #0: ffff0000f3012348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3012348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.5.22/4696: #0: ffff0000e9b28de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b28de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.6.23/4727: #0: ffff0000e9b29898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b29898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.7.24/4758: #0: ffff0000f3012df8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3012df8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.8.25/4788: #0: ffff0000f30138a8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f30138a8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.9.26/4824: #0: ffff0000e9b2a348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b2a348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 ============================================= final repro crashed as (corrupted=false): INFO: task syz.0.17:4533 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:0 pid:4533 ppid:4438 flags:0x00000001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5245 [inline] __schedule+0xdd0/0x1b0c kernel/sched/core.c:6562 schedule+0xc4/0x170 kernel/sched/core.c:6638 io_schedule+0x84/0x154 kernel/sched/core.c:8798 folio_wait_bit_common+0x584/0x9e4 mm/filemap.c:1324 __folio_lock+0x2c/0x3c mm/filemap.c:1687 lock_page include/linux/pagemap.h:997 [inline] pickup_page_for_submission fs/erofs/zdata.c:1330 [inline] z_erofs_submit_queue fs/erofs/zdata.c:1522 [inline] z_erofs_runqueue+0x6e4/0x1694 fs/erofs/zdata.c:1594 z_erofs_readahead+0x84c/0xbf4 fs/erofs/zdata.c:1733 read_pages+0x158/0x680 mm/readahead.c:161 page_cache_ra_unbounded+0x490/0x574 mm/readahead.c:270 do_page_cache_ra mm/readahead.c:300 [inline] force_page_cache_ra+0x248/0x2b0 mm/readahead.c:331 force_page_cache_readahead mm/internal.h:125 [inline] generic_fadvise+0x340/0x5b8 mm/fadvise.c:107 vfs_fadvise mm/fadvise.c:185 [inline] ksys_fadvise64_64 mm/fadvise.c:199 [inline] __do_sys_fadvise64_64 mm/fadvise.c:207 [inline] __se_sys_fadvise64_64 mm/fadvise.c:205 [inline] __arm64_sys_fadvise64_64+0x12c/0x174 mm/fadvise.c:205 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Showing all locks held in the system: 3 locks held by kworker/0:0/7: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x6b8/0x13a4 kernel/workqueue.c:2265 #1: ffff80001c987c20 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x6fc/0x13a4 kernel/workqueue.c:2267 #2: ffff0000d84f7240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x1d0/0x27cc drivers/net/netdevsim/fib.c:1491 1 lock held by rcu_tasks_kthre/12: #0: ffff8000153d7c30 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffff8000153d8450 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/28: #0: ffff8000153d72c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349 2 locks held by getty/4078: #0: ffff0000d644d098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80001cfd32f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2ec/0xfa0 drivers/tty/n_tty.c:2198 1 lock held by syz.0.17/4533: #0: ffff0000f3010338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3010338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.1.18/4588: #0: ffff0000e9b28338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b28338 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.2.19/4609: #0: ffff0000f3010de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3010de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.3.20/4630: #0: ffff0000f3011898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3011898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.4.21/4660: #0: ffff0000f3012348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3012348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.5.22/4696: #0: ffff0000e9b28de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b28de8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.6.23/4727: #0: ffff0000e9b29898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b29898 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.7.24/4758: #0: ffff0000f3012df8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f3012df8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.8.25/4788: #0: ffff0000f30138a8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000f30138a8 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 1 lock held by syz.9.26/4824: #0: ffff0000e9b2a348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline] #0: ffff0000e9b2a348 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x574 mm/readahead.c:226 =============================================