Extracting prog: 2m5.887130581s Minimizing prog: 5m26.901680616s Simplifying prog options: 0s Extracting C: 1m6.440406157s Simplifying C: 6m10.493117067s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x800003e, r0, 0x0) program crashed: UBSAN: shift-out-of-bounds in minix_statfs single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=43.439423044s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) fanotify_init(0x200, 0x0) program did not crash testing program (duration=43.439423044s, {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$minix-openat$dir-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) fanotify_mark(0xffffffffffffffff, 0x1, 0x800003e, r0, 0x0) program did not crash testing program (duration=43.439423044s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-fanotify_init-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$eJzs20tu2kAcx/G/bQyUVup7020X7Qoo7aYrygF6gHaHwCBUt5XaVasskmNkmZtwk1wApGTHKo5sD8SQAQYTMI/vR0oYMf55xsIzzCBZABytZ9F/SyxxRb4VJu9//yoiuQw7BmDjArkJABwr5yrrHgDIxrDhROuAviVyeX3SGqg/13D9MGzYcaEoIol83jR/ZkWvb3Iig0S+oE65dP1yEeffyXT+0Yrtl2bypbmJuFfWJB9f//u30/nHIvIkcQlP1V7ruYi80LTfnmn/tWH/gXWEd1953fz9E5ya5u1w+un5XlVX6SzPh/NUp+d7H/TViSmkrz0gr/I1w/7Oy39MmS+ofLn1229r6u2U5wVM2JsZ/8YckVEQjf+73x7li3k+t3j8A1jg77//P5q+7/1ZoeBGBTVeR0EQmMbD42eqxqM+RTcOqlCXneiGKhQ1VW7Ku2VJoZjpDRB+fWmr6rIrn0WyMB6122jrfPuTEYCtqlhqq9772ex6Xe9X7dPn8bY7XFdXK515u3MAe256cQ4AAAAAAAAAAAAAAPbRSxF5lSZo+oAfAAAAgJ3xsM8MudoHubK+RgAAAAAAAAAAAAAAAAAAAOBQ3AYAAP//Pj84Eg==") r0 = fanotify_init(0x200, 0x0) fanotify_mark(r0, 0x1, 0x800003e, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=43.439423044s, {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$dir-fanotify_init-fanotify_mark detailed listing: executing program 0: r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x800003e, r0, 0x0) program did not crash testing program (duration=43.439423044s, {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$minix-openat$dir-fanotify_init-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") r0 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x800003e, r0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=43.439423044s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs simplifying C reproducer testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in corrupted a never seen crash title: UBSAN: shift-out-of-bounds in corrupted, ignore testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs testing compiled C program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark program crashed: UBSAN: shift-out-of-bounds in minix_statfs testing program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x800003e, r0, 0x0) program crashed: UBSAN: shift-out-of-bounds in minix_statfs validation run: crashed=true testing program (duration=43.439423044s, {Threaded:false Repeat:false 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$minix-openat$dir-fanotify_init-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x800003e, r0, 0x0) program crashed: UBSAN: shift-out-of-bounds in minix_statfs validation run: crashed=true testing program (duration=43.439423044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-openat$dir-fanotify_init-fanotify_mark detailed listing: executing program 0: syz_mount_image$minix(&(0x7f0000000180), &(0x7f00000001c0)='./file1\x00', 0x2200050, &(0x7f0000000440)=ANY=[], 0xfe, 0x1cf, &(0x7f00000005c0)="$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") r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x800003e, r0, 0x0) program crashed: UBSAN: shift-out-of-bounds in minix_statfs validation run: crashed=true reproducing took 17m50.676675254s repro crashed as (corrupted=false): and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/minix/inode.c:415:57 shift exponent 22784 is too large for 64-bit type 'unsigned long' CPU: 1 UID: 0 PID: 6732 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494 minix_statfs+0x2c0/0x2ec fs/minix/inode.c:415 statfs_by_dentry fs/statfs.c:66 [inline] vfs_get_fsid+0x188/0x260 fs/statfs.c:77 fanotify_test_fsid+0x98/0x344 fs/notify/fanotify/fanotify_user.c:1771 do_fanotify_mark+0x764/0xcd8 fs/notify/fanotify/fanotify_user.c:2061 __do_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2159 [inline] __se_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2155 [inline] __arm64_sys_fanotify_mark+0xb8/0xd4 fs/notify/fanotify/fanotify_user.c:2155 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ---[ end trace ]--- ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/minix/bitmap.c:103:3 shift exponent 22784 is too large for 32-bit type '__u32' (aka 'unsigned int') CPU: 1 UID: 0 PID: 6732 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494 minix_count_free_blocks+0x234/0x238 fs/minix/bitmap.c:103 minix_statfs+0x19c/0x2ec fs/minix/inode.c:416 statfs_by_dentry fs/statfs.c:66 [inline] vfs_get_fsid+0x188/0x260 fs/statfs.c:77 fanotify_test_fsid+0x98/0x344 fs/notify/fanotify/fanotify_user.c:1771 do_fanotify_mark+0x764/0xcd8 fs/notify/fanotify/fanotify_user.c:2061 __do_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2159 [inline] __se_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2155 [inline] __arm64_sys_fanotify_mark+0xb8/0xd4 fs/notify/fanotify/fanotify_user.c:2155 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ---[ end trace ]--- final repro crashed as (corrupted=false): and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/minix/inode.c:415:57 shift exponent 22784 is too large for 64-bit type 'unsigned long' CPU: 1 UID: 0 PID: 6732 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494 minix_statfs+0x2c0/0x2ec fs/minix/inode.c:415 statfs_by_dentry fs/statfs.c:66 [inline] vfs_get_fsid+0x188/0x260 fs/statfs.c:77 fanotify_test_fsid+0x98/0x344 fs/notify/fanotify/fanotify_user.c:1771 do_fanotify_mark+0x764/0xcd8 fs/notify/fanotify/fanotify_user.c:2061 __do_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2159 [inline] __se_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2155 [inline] __arm64_sys_fanotify_mark+0xb8/0xd4 fs/notify/fanotify/fanotify_user.c:2155 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ---[ end trace ]--- ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/minix/bitmap.c:103:3 shift exponent 22784 is too large for 32-bit type '__u32' (aka 'unsigned int') CPU: 1 UID: 0 PID: 6732 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C) __dump_stack+0x30/0x40 lib/dump_stack.c:94 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494 minix_count_free_blocks+0x234/0x238 fs/minix/bitmap.c:103 minix_statfs+0x19c/0x2ec fs/minix/inode.c:416 statfs_by_dentry fs/statfs.c:66 [inline] vfs_get_fsid+0x188/0x260 fs/statfs.c:77 fanotify_test_fsid+0x98/0x344 fs/notify/fanotify/fanotify_user.c:1771 do_fanotify_mark+0x764/0xcd8 fs/notify/fanotify/fanotify_user.c:2061 __do_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2159 [inline] __se_sys_fanotify_mark fs/notify/fanotify/fanotify_user.c:2155 [inline] __arm64_sys_fanotify_mark+0xb8/0xd4 fs/notify/fanotify/fanotify_user.c:2155 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 ---[ end trace ]---