Extracting prog: 1m14.861725778s Minimizing prog: 3m58.704920449s Simplifying prog options: 0s Extracting C: 19.550797716s Simplifying C: 3m2.189442798s 1 programs, timeouts [30s 6m0s] 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT detailed listing: executing program 0: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x2, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(r0, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000040)=[0x0], 0x0, 0xffffff1f}) program crashed: WARNING in drm_syncobj_array_find single: successfully extracted reproducer found reproducer with 2 syscalls minimizing guilty program testing program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri detailed listing: executing program 0: syz_open_dev$dri(&(0x7f0000000000), 0x2, 0x0) program did not crash testing program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$DRM_IOCTL_SYNCOBJ_WAIT detailed listing: executing program 0: ioctl$DRM_IOCTL_SYNCOBJ_WAIT(0xffffffffffffffff, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000040)=[0x0], 0x0, 0xffffff1f}) program did not crash testing program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT detailed listing: executing program 0: r0 = syz_open_dev$dri(0x0, 0x2, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(r0, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000040)=[0x0], 0x0, 0xffffff1f}) program did not crash testing program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT detailed listing: executing program 0: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x2, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(r0, 0xc02064c3, 0x0) program did not crash testing program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT detailed listing: executing program 0: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x2, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(r0, 0xc02064c3, &(0x7f0000000080)={0x0}) program did not crash extracting C reproducer testing compiled C program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find simplifying C reproducer testing compiled C program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find testing compiled C program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find testing compiled C program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find testing compiled C program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find testing compiled C program (duration=42.901062555s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find testing compiled C program (duration=42.901062555s, {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:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find testing compiled C program (duration=42.901062555s, {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:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_SYNCOBJ_WAIT program crashed: WARNING in drm_syncobj_array_find reproducing took 8m35.306900388s repro crashed as (corrupted=false): WARNING: CPU: 1 PID: 5334 at mm/page_alloc.c:4709 __alloc_pages_noprof+0xeff/0x25a0 mm/page_alloc.c:4709 Modules linked in: CPU: 1 UID: 0 PID: 5334 Comm: syz-executor325 Not tainted 6.12.0-rc2-syzkaller-00074-gd3d1556696c1 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__alloc_pages_noprof+0xeff/0x25a0 mm/page_alloc.c:4709 Code: 24 2c 00 00 00 00 89 cd 0f 84 94 f9 ff ff 8b 34 24 48 89 da 8b 7c 24 08 e8 6e c7 fe ff e9 72 f9 ff ff c6 05 a2 91 65 0e 01 90 <0f> 0b 90 31 db e9 9f f3 ff ff 89 14 24 e8 2f 97 0c 00 8b 14 24 e9 RSP: 0018:ffffc900033c78a8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000016 RDI: 0000000000040cc0 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffff1f R11: 0000000000000000 R12: 0000000000000016 R13: 0000000000040cc0 R14: 1ffff92000678f29 R15: ffffffff8529ab67 FS: 000055555e98d380(0000) GS:ffff88806a700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 000000002f038000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] ___kmalloc_large_node+0x84/0x1b0 mm/slub.c:4209 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:4236 __do_kmalloc_node mm/slub.c:4252 [inline] __kmalloc_noprof.cold+0xc/0x61 mm/slub.c:4276 kmalloc_noprof include/linux/slab.h:882 [inline] kmalloc_array_noprof include/linux/slab.h:923 [inline] drm_syncobj_array_find+0x37/0x3b0 drivers/gpu/drm/drm_syncobj.c:1272 drm_syncobj_wait_ioctl+0x23a/0x390 drivers/gpu/drm/drm_syncobj.c:1343 drm_ioctl_kernel+0x1e6/0x3d0 drivers/gpu/drm/drm_ioctl.c:745 drm_ioctl+0x5d6/0xc00 drivers/gpu/drm/drm_ioctl.c:842 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3d472c3129 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc04037998 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ffc04037b68 RCX: 00007f3d472c3129 RDX: 0000000020000080 RSI: 00000000c02064c3 RDI: 0000000000000003 RBP: 00007f3d47336610 R08: 0023647261632f69 R09: 00007ffc04037b68 R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc04037b58 R14: 0000000000000001 R15: 0000000000000001 </TASK> final repro crashed as (corrupted=false): WARNING: CPU: 1 PID: 5334 at mm/page_alloc.c:4709 __alloc_pages_noprof+0xeff/0x25a0 mm/page_alloc.c:4709 Modules linked in: CPU: 1 UID: 0 PID: 5334 Comm: syz-executor325 Not tainted 6.12.0-rc2-syzkaller-00074-gd3d1556696c1 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__alloc_pages_noprof+0xeff/0x25a0 mm/page_alloc.c:4709 Code: 24 2c 00 00 00 00 89 cd 0f 84 94 f9 ff ff 8b 34 24 48 89 da 8b 7c 24 08 e8 6e c7 fe ff e9 72 f9 ff ff c6 05 a2 91 65 0e 01 90 <0f> 0b 90 31 db e9 9f f3 ff ff 89 14 24 e8 2f 97 0c 00 8b 14 24 e9 RSP: 0018:ffffc900033c78a8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000016 RDI: 0000000000040cc0 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffff1f R11: 0000000000000000 R12: 0000000000000016 R13: 0000000000040cc0 R14: 1ffff92000678f29 R15: ffffffff8529ab67 FS: 000055555e98d380(0000) GS:ffff88806a700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 000000002f038000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] ___kmalloc_large_node+0x84/0x1b0 mm/slub.c:4209 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:4236 __do_kmalloc_node mm/slub.c:4252 [inline] __kmalloc_noprof.cold+0xc/0x61 mm/slub.c:4276 kmalloc_noprof include/linux/slab.h:882 [inline] kmalloc_array_noprof include/linux/slab.h:923 [inline] drm_syncobj_array_find+0x37/0x3b0 drivers/gpu/drm/drm_syncobj.c:1272 drm_syncobj_wait_ioctl+0x23a/0x390 drivers/gpu/drm/drm_syncobj.c:1343 drm_ioctl_kernel+0x1e6/0x3d0 drivers/gpu/drm/drm_ioctl.c:745 drm_ioctl+0x5d6/0xc00 drivers/gpu/drm/drm_ioctl.c:842 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3d472c3129 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc04037998 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ffc04037b68 RCX: 00007f3d472c3129 RDX: 0000000020000080 RSI: 00000000c02064c3 RDI: 0000000000000003 RBP: 00007f3d47336610 R08: 0023647261632f69 R09: 00007ffc04037b68 R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc04037b58 R14: 0000000000000001 R15: 0000000000000001 </TASK>