program: r0 = openat$panthor(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x82702) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(r1, 0xc02864c3, &(0x7f00000002c0)={&(0x7f0000000280)=[r2], 0x4000000000000000, 0x1, 0x2}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)={0x0}) r4 = syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r4, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r4, 0xc01864cd, &(0x7f0000000180)={&(0x7f0000000080)=[r5], 0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r4, 0xc01064c5, &(0x7f00000001c0)={&(0x7f00000000c0)=[r5, r5], 0x2}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01864c2, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_QUERY(r0, 0xc01864cb, &(0x7f0000000340)={&(0x7f0000000140)=[r2, r3, r5, 0x0, r6, 0x0], &(0x7f00000002c0)=[0x800, 0x0, 0x66a4, 0x2, 0x3ff, 0x8000000000000001, 0x1ff, 0x3, 0x3, 0x92f5], 0x6, 0x1}) r7 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x17, 0x10, &(0x7f0000000080)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, {{0x18, 0x1, 0x1, 0x0, r7}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x1ab92b}, {0x85, 0x0, 0x0, 0x8}, {0x4}}, {{0x5, 0x0, 0x4, 0x9, 0x0, 0x1, 0x2000}}, [@call={0x85, 0x0, 0x0, 0xbb}], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x9}, {0x85, 0x0, 0x0, 0x85}}}, &(0x7f0000000980)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x2a, '\x00', 0x0, @fallback=0x3, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x94) openat$panthor(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x82702) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000140)) (async) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(r1, 0xc02864c3, &(0x7f00000002c0)={&(0x7f0000000280)=[r2], 0x4000000000000000, 0x1, 0x2}) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)) (async) syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r4, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) (async) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r4, 0xc01864cd, &(0x7f0000000180)={&(0x7f0000000080)=[r5], 0x0, 0x1}) (async) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r4, 0xc01064c5, &(0x7f00000001c0)={&(0x7f00000000c0)=[r5, r5], 0x2}) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01864c2, &(0x7f0000000100)) (async) ioctl$DRM_IOCTL_SYNCOBJ_QUERY(r0, 0xc01864cb, &(0x7f0000000340)={&(0x7f0000000140)=[r2, r3, r5, 0x0, r6, 0x0], &(0x7f00000002c0)=[0x800, 0x0, 0x66a4, 0x2, 0x3ff, 0x8000000000000001, 0x1ff, 0x3, 0x3, 0x92f5], 0x6, 0x1}) (async) bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x17, 0x10, &(0x7f0000000080)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, {{0x18, 0x1, 0x1, 0x0, r7}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x1ab92b}, {0x85, 0x0, 0x0, 0x8}, {0x4}}, {{0x5, 0x0, 0x4, 0x9, 0x0, 0x1, 0x2000}}, [@call={0x85, 0x0, 0x0, 0xbb}], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x9}, {0x85, 0x0, 0x0, 0x85}}}, &(0x7f0000000980)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x2a, '\x00', 0x0, @fallback=0x3, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x94) (async) [ 101.971045][ T46] Bluetooth: hci0: command tx timeout [ 102.296818][ T5331] ------------[ cut here ]------------ [ 102.296831][ T5331] 1 [ 102.296835][ T5331] WARNING: mm/page_alloc.c:5340 at __alloc_frozen_pages_noprof+0x425/0x5a0, CPU#0: syz.0.0/5331 [ 102.306612][ T5331] Modules linked in: [ 102.309023][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 102.312768][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 102.317900][ T5331] RIP: 0010:__alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.320705][ T5331] Code: 90 e9 76 fe ff ff 41 81 e6 3f ff ff ff 44 89 f1 41 83 e6 f7 a9 00 00 00 10 44 0f 44 f1 e9 45 fd ff ff c6 05 79 94 38 0e 01 90 <0f> 0b 90 e9 8b fe ff ff 48 8d 3d 8c 04 54 0e 67 48 0f b9 3a e9 68 [ 102.329699][ T5331] RSP: 0018:ffffc9000f2f7920 EFLAGS: 00010246 [ 102.332338][ T5331] RAX: ffffc9000f2f7900 RBX: 1ffff92001e5ef28 RCX: 0000000000000000 [ 102.336641][ T5331] RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffffc9000f2f7988 [ 102.340764][ T5331] RBP: ffffc9000f2f7a10 R08: ffffc9000f2f7987 R09: 0000000000000000 [ 102.344197][ T5331] R10: ffffc9000f2f7960 R11: fffff52001e5ef31 R12: 0000000000000000 [ 102.348627][ T5331] R13: 0000000000000000 R14: 0000000000040cc0 R15: 0000000000000000 [ 102.351915][ T5331] FS: 00007f409eddb6c0(0000) GS:ffff88808c2c6000(0000) knlGS:0000000000000000 [ 102.356294][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.359011][ T5331] CR2: 00007f409eddafe8 CR3: 000000001f4e0000 CR4: 0000000000352ef0 [ 102.363582][ T5331] Call Trace: [ 102.366280][ T5331] [ 102.367740][ T5331] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 102.370594][ T5331] ? __pfx_policy_nodemask+0x10/0x10 [ 102.373038][ T5331] alloc_pages_mpol+0x21e/0x390 [ 102.375999][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 102.378731][ T5331] ___kmalloc_large_node+0x4f/0x120 [ 102.381605][ T5331] __kmalloc_large_node_noprof+0x18/0x90 [ 102.384271][ T5331] __kmalloc_noprof+0x3fb/0x720 [ 102.387663][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 102.390644][ T5331] ? lock_acquire+0x115/0x350 [ 102.392797][ T5331] drm_syncobj_array_find+0x3a/0x440 [ 102.395899][ T5331] drm_syncobj_signal_ioctl+0x179/0x570 [ 102.398291][ T5331] ? drm_dev_exit+0x3a/0x60 [ 102.400329][ T5331] drm_ioctl_kernel+0x2df/0x3b0 [ 102.403342][ T5331] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 102.406639][ T5331] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 102.409468][ T5331] drm_ioctl+0x70e/0xba0 [ 102.411451][ T5331] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 102.414259][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 102.417123][ T5331] ? __fget_files+0x2a/0x420 [ 102.419258][ T5331] ? bpf_lsm_file_ioctl+0x9/0x20 [ 102.421502][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 102.423712][ T5331] __se_sys_ioctl+0xfc/0x170 [ 102.426420][ T5331] do_syscall_64+0x166/0x520 [ 102.429228][ T5331] ? trace_irq_disable+0x3b/0x140 [ 102.431473][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.433980][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 102.437288][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.439887][ T5331] RIP: 0033:0x7f409df9e159 [ 102.442572][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 [ 102.451371][ T5331] RSP: 002b:00007f409eddafe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 102.455681][ T5331] RAX: ffffffffffffffda RBX: 00007f409e226630 RCX: 00007f409df9e159 [ 102.459113][ T5331] RDX: 00002000000001c0 RSI: 00000000c01064c5 RDI: 0000000000000004 [ 102.463608][ T5331] RBP: 00007f409e03503b R08: 0000000000000000 R09: 0000000000000000 [ 102.468493][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 102.472139][ T5331] R13: 00007f409e2266c8 R14: 00007f409e226630 R15: 00007ffe98b7ca98 [ 102.476426][ T5331] [ 102.478437][ T5331] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 102.481458][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 102.485218][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 102.489511][ T5331] Call Trace: [ 102.491003][ T5331] [ 102.492325][ T5331] vpanic+0x56d/0xa60 [ 102.494112][ T5331] ? __pfx__printk+0x10/0x10 [ 102.496226][ T5331] ? __pfx_vpanic+0x10/0x10 [ 102.498299][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 102.500543][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 102.502727][ T5331] panic+0xc5/0xd0 [ 102.504402][ T5331] ? __pfx_panic+0x10/0x10 [ 102.506424][ T5331] __warn+0x315/0x4c0 [ 102.508192][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.510625][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.513102][ T5331] __report_bug+0x276/0x570 [ 102.515128][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.517641][ T5331] ? __pfx___report_bug+0x10/0x10 [ 102.519902][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 102.522074][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 102.524228][ T5331] ? kernel_text_address+0xa5/0xe0 [ 102.526346][ T5331] ? __kernel_text_address+0xd/0x30 [ 102.528877][ T5331] ? unwind_get_return_address+0x4d/0x90 [ 102.531767][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.534371][ T5331] report_bug+0x16b/0x220 [ 102.536271][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.538823][ T5331] ? __alloc_frozen_pages_noprof+0x427/0x5a0 [ 102.541346][ T5331] handle_bug+0x9c/0x200 [ 102.543162][ T5331] exc_invalid_op+0x1a/0x50 [ 102.545164][ T5331] asm_exc_invalid_op+0x1a/0x20 [ 102.547184][ T5331] RIP: 0010:__alloc_frozen_pages_noprof+0x425/0x5a0 [ 102.550132][ T5331] Code: 90 e9 76 fe ff ff 41 81 e6 3f ff ff ff 44 89 f1 41 83 e6 f7 a9 00 00 00 10 44 0f 44 f1 e9 45 fd ff ff c6 05 79 94 38 0e 01 90 <0f> 0b 90 e9 8b fe ff ff 48 8d 3d 8c 04 54 0e 67 48 0f b9 3a e9 68 [ 102.558321][ T5331] RSP: 0018:ffffc9000f2f7920 EFLAGS: 00010246 [ 102.560784][ T5331] RAX: ffffc9000f2f7900 RBX: 1ffff92001e5ef28 RCX: 0000000000000000 [ 102.563926][ T5331] RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffffc9000f2f7988 [ 102.567109][ T5331] RBP: ffffc9000f2f7a10 R08: ffffc9000f2f7987 R09: 0000000000000000 [ 102.570577][ T5331] R10: ffffc9000f2f7960 R11: fffff52001e5ef31 R12: 0000000000000000 [ 102.573944][ T5331] R13: 0000000000000000 R14: 0000000000040cc0 R15: 0000000000000000 [ 102.577345][ T5331] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 102.580044][ T5331] ? __pfx_policy_nodemask+0x10/0x10 [ 102.582335][ T5331] alloc_pages_mpol+0x21e/0x390 [ 102.584516][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 102.586913][ T5331] ___kmalloc_large_node+0x4f/0x120 [ 102.589092][ T5331] __kmalloc_large_node_noprof+0x18/0x90 [ 102.591357][ T5331] __kmalloc_noprof+0x3fb/0x720 [ 102.593291][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 102.595600][ T5331] ? lock_acquire+0x115/0x350 [ 102.597685][ T5331] drm_syncobj_array_find+0x3a/0x440 [ 102.599894][ T5331] drm_syncobj_signal_ioctl+0x179/0x570 [ 102.602213][ T5331] ? drm_dev_exit+0x3a/0x60 [ 102.604115][ T5331] drm_ioctl_kernel+0x2df/0x3b0 [ 102.605979][ T5331] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 102.608131][ T5331] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 102.610266][ T5331] drm_ioctl+0x70e/0xba0 [ 102.612000][ T5331] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 102.614424][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 102.616399][ T5331] ? __fget_files+0x2a/0x420 [ 102.618538][ T5331] ? bpf_lsm_file_ioctl+0x9/0x20 [ 102.620644][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 102.622714][ T5331] __se_sys_ioctl+0xfc/0x170 [ 102.624850][ T5331] do_syscall_64+0x166/0x520 [ 102.627512][ T5331] ? trace_irq_disable+0x3b/0x140 [ 102.629812][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.632540][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 102.634750][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.637375][ T5331] RIP: 0033:0x7f409df9e159 [ 102.639274][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 [ 102.647675][ T5331] RSP: 002b:00007f409eddafe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 102.651280][ T5331] RAX: ffffffffffffffda RBX: 00007f409e226630 RCX: 00007f409df9e159 [ 102.654732][ T5331] RDX: 00002000000001c0 RSI: 00000000c01064c5 RDI: 0000000000000004 [ 102.658420][ T5331] RBP: 00007f409e03503b R08: 0000000000000000 R09: 0000000000000000 [ 102.661918][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 102.665280][ T5331] R13: 00007f409e2266c8 R14: 00007f409e226630 R15: 00007ffe98b7ca98 [ 102.668604][ T5331] [ 102.670377][ T5331] Kernel Offset: disabled [ 102.672295][ T5331] Rebooting in 86400 seconds..