program: r0 = syz_open_dev$dri(&(0x7f0000000340), 0x2, 0xc8d03) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r0, 0xc01864cd, &(0x7f0000000080)={&(0x7f0000000000)=[0x0], 0x0, 0x40000024}) r1 = syz_open_dev$dri(&(0x7f0000000340), 0x2, 0xc8d03) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r1, 0xc01864cd, &(0x7f0000000180)={&(0x7f0000000080)=[r2], 0x0, 0x1}) r3 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r3, 0x400448ca, 0x0) r4 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r4, 0x400448c9, 0x0) syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="040e0402030c"], 0x7) syz_emit_vhci(&(0x7f0000001340)=ANY=[@ANYBLOB="040e0c000310"], 0xf) perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xbf, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2040, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x1}, 0x2086, 0x8, 0x0, 0x8, 0x3fe, 0x7fffffff, 0x80, 0x0, 0x0, 0x0, 0x8000000000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) r5 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000004cc311ec8500000075000000a70000000800000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000380)={&(0x7f00000002c0)='kfree\x00', r5, 0x0, 0xffffffff}, 0x18) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000540)=ANY=[@ANYBLOB="14000000100001000b000000000000000000000a20000000000a03000000000000000000010000000900010073797a300000000044000000090a010400000000000000000100000008000a40000000000900020073797a32000000000900010073797a3000000000080005400000001f08000340000000045c0000000c0a01020000000000000000010000000900020073797a32000000000900010073797a3000000000300003802c00008028000180230001"], 0xe8}}, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r6 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r6, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) r7 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000006100)='cmdline\x00') read$FUSE(r7, &(0x7f00000145c0)={0x2020}, 0x2020) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r1, 0xc01064c1, &(0x7f00000002c0)={r2}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r0, 0xc03064ca, &(0x7f0000000100)={&(0x7f0000000040)=[r2], &(0x7f00000000c0)=[0x4, 0x7fffffffffffffff], 0x8, 0x1, 0x5}) [ 76.111878][ T5318] Bluetooth: hci0: command tx timeout [ 76.197739][ T5340] ------------[ cut here ]------------ [ 76.200004][ T5340] WARNING: mm/page_alloc.c:5186 at __alloc_frozen_pages_noprof+0x2c8/0x370, CPU#0: syz.0.0/5340 [ 76.205129][ T5340] Modules linked in: [ 76.206992][ T5340] CPU: 0 UID: 0 PID: 5340 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.211468][ T5340] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.216459][ T5340] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.219416][ T5340] Code: 74 10 4c 89 e7 89 54 24 0c e8 c4 ae 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 f3 5a 51 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 76.228084][ T5340] RSP: 0018:ffffc9000ca27940 EFLAGS: 00010246 [ 76.231563][ T5340] RAX: ffffc9000ca27900 RBX: 0000000000000015 RCX: 0000000000000000 [ 76.235063][ T5340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000ca279a8 [ 76.238393][ T5340] RBP: ffffc9000ca27a40 R08: ffffc9000ca279a7 R09: 0000000000000000 [ 76.241652][ T5340] R10: ffffc9000ca27980 R11: fffff52001944f35 R12: 0000000000000000 [ 76.244516][ T5340] R13: 1ffff92001944f2c R14: 0000000000040cc0 R15: dffffc0000000000 [ 76.247038][ T5340] FS: 00007f162785e6c0(0000) GS:ffff88808d414000(0000) knlGS:0000000000000000 [ 76.249831][ T5340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.252238][ T5340] CR2: 00007f1626bd48f0 CR3: 0000000011ec8000 CR4: 0000000000352ef0 [ 76.255360][ T5340] Call Trace: [ 76.256870][ T5340] [ 76.258123][ T5340] ? kasan_save_track+0x3e/0x80 [ 76.260254][ T5340] ? __kasan_slab_free+0x5c/0x80 [ 76.262325][ T5340] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 76.264778][ T5340] ? do_syscall_64+0xec/0xf80 [ 76.266663][ T5340] ? policy_nodemask+0x27c/0x720 [ 76.268428][ T5340] alloc_pages_mpol+0x232/0x4a0 [ 76.270281][ T5340] ___kmalloc_large_node+0x4e/0x150 [ 76.272188][ T5340] __kmalloc_large_node_noprof+0x18/0x90 [ 76.274483][ T5340] __kmalloc_noprof+0x4c9/0x800 [ 76.276452][ T5340] ? drm_syncobj_array_find+0x3a/0x450 [ 76.278667][ T5340] ? drm_dev_enter+0x49/0x150 [ 76.280461][ T5340] drm_syncobj_array_find+0x3a/0x450 [ 76.282719][ T5340] drm_syncobj_timeline_signal_ioctl+0x14e/0x7d0 [ 76.285169][ T5340] ? drm_dev_exit+0x3a/0x60 [ 76.287000][ T5340] drm_ioctl_kernel+0x2cf/0x390 [ 76.289044][ T5340] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 76.291290][ T5340] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 76.292986][ T5340] drm_ioctl+0x67f/0xb10 [ 76.294363][ T5340] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 76.296596][ T5340] ? __pfx_drm_ioctl+0x10/0x10 [ 76.298217][ T5340] ? __fget_files+0x2a/0x420 [ 76.300350][ T5340] ? bpf_lsm_file_ioctl+0x9/0x20 [ 76.304554][ T5340] ? __pfx_drm_ioctl+0x10/0x10 [ 76.306504][ T5340] __se_sys_ioctl+0xfc/0x170 [ 76.308447][ T5340] do_syscall_64+0xec/0xf80 [ 76.310660][ T5340] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.313485][ T5340] ? trace_irq_disable+0x37/0x100 [ 76.315722][ T5340] ? clear_bhb_loop+0x60/0xb0 [ 76.318007][ T5340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.320479][ T5340] RIP: 0033:0x7f162698f7c9 [ 76.322906][ T5340] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 76.331661][ T5340] RSP: 002b:00007f162785e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.335286][ T5340] RAX: ffffffffffffffda RBX: 00007f1626be5fa0 RCX: 00007f162698f7c9 [ 76.339011][ T5340] RDX: 0000200000000080 RSI: 00000000c01864cd RDI: 0000000000000003 [ 76.342373][ T5340] RBP: 00007f1626a13f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.345620][ T5340] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.348963][ T5340] R13: 00007f1626be6038 R14: 00007f1626be5fa0 R15: 00007ffc6f812028 [ 76.352426][ T5340] [ 76.353706][ T5340] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.356907][ T5340] CPU: 0 UID: 0 PID: 5340 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.360759][ T5340] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.365351][ T5340] Call Trace: [ 76.366948][ T5340] [ 76.368227][ T5340] vpanic+0x1e0/0x670 [ 76.369896][ T5340] panic+0xb9/0xc0 [ 76.371593][ T5340] ? __pfx_panic+0x10/0x10 [ 76.373541][ T5340] __warn+0x317/0x4b0 [ 76.375345][ T5340] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.377977][ T5340] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.380612][ T5340] __report_bug+0x288/0x500 [ 76.382609][ T5340] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.385241][ T5340] ? __pfx___report_bug+0x10/0x10 [ 76.387488][ T5340] ? is_bpf_text_address+0x292/0x2b0 [ 76.389829][ T5340] ? is_bpf_text_address+0x26/0x2b0 [ 76.392051][ T5340] ? kernel_text_address+0xa5/0xe0 [ 76.394433][ T5340] ? __kernel_text_address+0xd/0x40 [ 76.396816][ T5340] ? unwind_get_return_address+0x4d/0x90 [ 76.399440][ T5340] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.402103][ T5340] report_bug+0x16a/0x220 [ 76.404103][ T5340] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.406793][ T5340] ? __alloc_frozen_pages_noprof+0x2ca/0x370 [ 76.409403][ T5340] handle_bug+0x98/0x200 [ 76.411202][ T5340] exc_invalid_op+0x1a/0x50 [ 76.413126][ T5340] asm_exc_invalid_op+0x1a/0x20 [ 76.415246][ T5340] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 [ 76.418131][ T5340] Code: 74 10 4c 89 e7 89 54 24 0c e8 c4 ae 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 f3 5a 51 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 76.426406][ T5340] RSP: 0018:ffffc9000ca27940 EFLAGS: 00010246 [ 76.428946][ T5340] RAX: ffffc9000ca27900 RBX: 0000000000000015 RCX: 0000000000000000 [ 76.432312][ T5340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000ca279a8 [ 76.435597][ T5340] RBP: ffffc9000ca27a40 R08: ffffc9000ca279a7 R09: 0000000000000000 [ 76.438901][ T5340] R10: ffffc9000ca27980 R11: fffff52001944f35 R12: 0000000000000000 [ 76.442192][ T5340] R13: 1ffff92001944f2c R14: 0000000000040cc0 R15: dffffc0000000000 [ 76.445540][ T5340] ? kasan_save_track+0x3e/0x80 [ 76.447672][ T5340] ? __kasan_slab_free+0x5c/0x80 [ 76.449825][ T5340] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 76.452542][ T5340] ? do_syscall_64+0xec/0xf80 [ 76.454659][ T5340] ? policy_nodemask+0x27c/0x720 [ 76.456867][ T5340] alloc_pages_mpol+0x232/0x4a0 [ 76.459034][ T5340] ___kmalloc_large_node+0x4e/0x150 [ 76.461320][ T5340] __kmalloc_large_node_noprof+0x18/0x90 [ 76.463801][ T5340] __kmalloc_noprof+0x4c9/0x800 [ 76.465906][ T5340] ? drm_syncobj_array_find+0x3a/0x450 [ 76.468231][ T5340] ? drm_dev_enter+0x49/0x150 [ 76.470295][ T5340] drm_syncobj_array_find+0x3a/0x450 [ 76.472613][ T5340] drm_syncobj_timeline_signal_ioctl+0x14e/0x7d0 [ 76.475275][ T5340] ? drm_dev_exit+0x3a/0x60 [ 76.477231][ T5340] drm_ioctl_kernel+0x2cf/0x390 [ 76.479367][ T5340] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 76.482342][ T5340] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 76.484652][ T5340] drm_ioctl+0x67f/0xb10 [ 76.486567][ T5340] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 76.489512][ T5340] ? __pfx_drm_ioctl+0x10/0x10 [ 76.491686][ T5340] ? __fget_files+0x2a/0x420 [ 76.493776][ T5340] ? bpf_lsm_file_ioctl+0x9/0x20 [ 76.495928][ T5340] ? __pfx_drm_ioctl+0x10/0x10 [ 76.498101][ T5340] __se_sys_ioctl+0xfc/0x170 [ 76.500185][ T5340] do_syscall_64+0xec/0xf80 [ 76.502300][ T5340] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.505044][ T5340] ? trace_irq_disable+0x37/0x100 [ 76.507287][ T5340] ? clear_bhb_loop+0x60/0xb0 [ 76.509237][ T5340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.511798][ T5340] RIP: 0033:0x7f162698f7c9 [ 76.513783][ T5340] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 76.521999][ T5340] RSP: 002b:00007f162785e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.525734][ T5340] RAX: ffffffffffffffda RBX: 00007f1626be5fa0 RCX: 00007f162698f7c9 [ 76.529257][ T5340] RDX: 0000200000000080 RSI: 00000000c01864cd RDI: 0000000000000003 [ 76.532604][ T5340] RBP: 00007f1626a13f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.536030][ T5340] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.539379][ T5340] R13: 00007f1626be6038 R14: 00007f1626be5fa0 R15: 00007ffc6f812028 [ 76.542811][ T5340] [ 76.544574][ T5340] Kernel Offset: disabled [ 76.546640][ T5340] Rebooting in 86400 seconds..