program: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x2, 0x2000) prctl$PR_MCE_KILL(0x53564d41, 0x1, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r0, 0xc01064c5, &(0x7f0000000040)={&(0x7f0000000480)=[0x0], 0x3ffffe41}) [ 102.961349][ T4650] Bluetooth: hci0: command tx timeout [ 103.076662][ T5323] ------------[ cut here ]------------ [ 103.079600][ T5323] 1 [ 103.079623][ T5323] WARNING: mm/page_alloc.c:5280 at __alloc_frozen_pages_noprof+0x2ce/0x380, CPU#0: syz.0.0/5323 [ 103.085792][ T5323] Modules linked in: [ 103.088170][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 103.092867][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 103.097144][ T5323] RIP: 0010:__alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.100576][ T5323] Code: 74 10 4c 89 e7 89 54 24 0c e8 de 2c 0e 00 8b 54 24 0c 49 83 3c 24 00 0f 85 ab fe ff ff e9 ac fe ff ff c6 05 bb 9b 19 0e 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 103.110263][ T5323] RSP: 0018:ffffc9000363f920 EFLAGS: 00010246 [ 103.112815][ T5323] RAX: ffffc9000363f900 RBX: 0000000000000014 RCX: 0000000000000000 [ 103.116371][ T5323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000363f988 [ 103.121062][ T5323] RBP: ffffc9000363fa08 R08: ffffc9000363f987 R09: 0000000000000000 [ 103.124990][ T5323] R10: ffffc9000363f960 R11: fffff520006c7f31 R12: 0000000000000000 [ 103.128648][ T5323] R13: 1ffff920006c7f28 R14: 0000000000040cc0 R15: dffffc0000000000 [ 103.132191][ T5323] FS: 00007eff6cbd46c0(0000) GS:ffff88808c54e000(0000) knlGS:0000000000000000 [ 103.136520][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.139985][ T5323] CR2: 00007f9ca86d7947 CR3: 0000000012316000 CR4: 0000000000352ef0 [ 103.143675][ T5323] Call Trace: [ 103.145161][ T5323] [ 103.146542][ T5323] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 103.149663][ T5323] ? __pfx_policy_nodemask+0x10/0x10 [ 103.152396][ T5323] alloc_pages_mpol+0x212/0x380 [ 103.155039][ T5323] ___kmalloc_large_node+0x4c/0x120 [ 103.157574][ T5323] ? drm_syncobj_array_find+0x3a/0x440 [ 103.160154][ T5323] __kmalloc_large_node_noprof+0x18/0x90 [ 103.162529][ T5323] ? drm_syncobj_array_find+0x3a/0x440 [ 103.164830][ T5323] __kmalloc_noprof+0x405/0x720 [ 103.167151][ T5323] ? drm_syncobj_array_find+0x3a/0x440 [ 103.170562][ T5323] drm_syncobj_array_find+0x3a/0x440 [ 103.172983][ T5323] drm_syncobj_signal_ioctl+0x179/0x570 [ 103.175298][ T5323] ? drm_dev_exit+0x3a/0x60 [ 103.177445][ T5323] drm_ioctl_kernel+0x2df/0x3b0 [ 103.181134][ T5323] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 103.184118][ T5323] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 103.187090][ T5323] drm_ioctl+0x70e/0xba0 [ 103.189350][ T5323] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 103.192312][ T5323] ? __pfx_drm_ioctl+0x10/0x10 [ 103.194366][ T5323] ? __fget_files+0x2a/0x420 [ 103.196489][ T5323] ? bpf_lsm_file_ioctl+0x9/0x20 [ 103.198855][ T5323] ? __pfx_drm_ioctl+0x10/0x10 [ 103.200977][ T5323] __se_sys_ioctl+0xfc/0x170 [ 103.203375][ T5323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.206077][ T5323] do_syscall_64+0x174/0x580 [ 103.208557][ T5323] ? trace_irq_disable+0x3b/0x140 [ 103.211253][ T5323] ? clear_bhb_loop+0x40/0x90 [ 103.214029][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.216897][ T5323] RIP: 0033:0x7eff7079de59 [ 103.218932][ T5323] 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 [ 103.227604][ T5323] RSP: 002b:00007eff6cbd3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 103.232294][ T5323] RAX: ffffffffffffffda RBX: 00007eff70a26090 RCX: 00007eff7079de59 [ 103.235976][ T5323] RDX: 0000200000000040 RSI: 00000000c01064c5 RDI: 0000000000000003 [ 103.239562][ T5323] RBP: 00007eff70833e6f R08: 0000000000000000 R09: 0000000000000000 [ 103.243028][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.246957][ T5323] R13: 00007eff70a26128 R14: 00007eff70a26090 R15: 00007ffc0dd250f8 [ 103.251209][ T5323] [ 103.252615][ T5323] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 103.255881][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 103.260284][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 103.265684][ T5323] Call Trace: [ 103.267220][ T5323] [ 103.268556][ T5323] vpanic+0x56c/0xa60 [ 103.270501][ T5323] ? __pfx__printk+0x10/0x10 [ 103.272765][ T5323] ? __pfx_vpanic+0x10/0x10 [ 103.274842][ T5323] ? is_bpf_text_address+0x292/0x2b0 [ 103.277263][ T5323] ? is_bpf_text_address+0x26/0x2b0 [ 103.279639][ T5323] panic+0xc5/0xd0 [ 103.281472][ T5323] ? __pfx_panic+0x10/0x10 [ 103.283614][ T5323] __warn+0x315/0x4c0 [ 103.285585][ T5323] ? __alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.288406][ T5323] ? __alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.290990][ T5323] __report_bug+0x331/0x530 [ 103.293090][ T5323] ? __alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.295917][ T5323] ? __pfx___report_bug+0x10/0x10 [ 103.298344][ T5323] ? is_bpf_text_address+0x292/0x2b0 [ 103.300760][ T5323] ? is_bpf_text_address+0x26/0x2b0 [ 103.303143][ T5323] ? kernel_text_address+0xa5/0xe0 [ 103.305530][ T5323] ? __kernel_text_address+0xd/0x30 [ 103.307757][ T5323] ? unwind_get_return_address+0x4d/0x90 [ 103.310130][ T5323] ? __alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.313196][ T5323] report_bug+0x16a/0x220 [ 103.315701][ T5323] ? __alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.318587][ T5323] ? __alloc_frozen_pages_noprof+0x2d0/0x380 [ 103.321115][ T5323] handle_bug+0x9c/0x200 [ 103.322934][ T5323] exc_invalid_op+0x1a/0x50 [ 103.324865][ T5323] asm_exc_invalid_op+0x1a/0x20 [ 103.326952][ T5323] RIP: 0010:__alloc_frozen_pages_noprof+0x2ce/0x380 [ 103.329703][ T5323] Code: 74 10 4c 89 e7 89 54 24 0c e8 de 2c 0e 00 8b 54 24 0c 49 83 3c 24 00 0f 85 ab fe ff ff e9 ac fe ff ff c6 05 bb 9b 19 0e 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 103.338614][ T5323] RSP: 0018:ffffc9000363f920 EFLAGS: 00010246 [ 103.341383][ T5323] RAX: ffffc9000363f900 RBX: 0000000000000014 RCX: 0000000000000000 [ 103.344561][ T5323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000363f988 [ 103.348491][ T5323] RBP: ffffc9000363fa08 R08: ffffc9000363f987 R09: 0000000000000000 [ 103.352010][ T5323] R10: ffffc9000363f960 R11: fffff520006c7f31 R12: 0000000000000000 [ 103.356057][ T5323] R13: 1ffff920006c7f28 R14: 0000000000040cc0 R15: dffffc0000000000 [ 103.359780][ T5323] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 103.362583][ T5323] ? __pfx_policy_nodemask+0x10/0x10 [ 103.364952][ T5323] alloc_pages_mpol+0x212/0x380 [ 103.367422][ T5323] ___kmalloc_large_node+0x4c/0x120 [ 103.369994][ T5323] ? drm_syncobj_array_find+0x3a/0x440 [ 103.372455][ T5323] __kmalloc_large_node_noprof+0x18/0x90 [ 103.374919][ T5323] ? drm_syncobj_array_find+0x3a/0x440 [ 103.377384][ T5323] __kmalloc_noprof+0x405/0x720 [ 103.379914][ T5323] ? drm_syncobj_array_find+0x3a/0x440 [ 103.382812][ T5323] drm_syncobj_array_find+0x3a/0x440 [ 103.385136][ T5323] drm_syncobj_signal_ioctl+0x179/0x570 [ 103.387672][ T5323] ? drm_dev_exit+0x3a/0x60 [ 103.389713][ T5323] drm_ioctl_kernel+0x2df/0x3b0 [ 103.391789][ T5323] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 103.394741][ T5323] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 103.397688][ T5323] drm_ioctl+0x70e/0xba0 [ 103.399771][ T5323] ? __pfx_drm_syncobj_signal_ioctl+0x10/0x10 [ 103.402236][ T5323] ? __pfx_drm_ioctl+0x10/0x10 [ 103.404256][ T5323] ? __fget_files+0x2a/0x420 [ 103.406165][ T5323] ? bpf_lsm_file_ioctl+0x9/0x20 [ 103.408402][ T5323] ? __pfx_drm_ioctl+0x10/0x10 [ 103.411053][ T5323] __se_sys_ioctl+0xfc/0x170 [ 103.413954][ T5323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.416656][ T5323] do_syscall_64+0x174/0x580 [ 103.418755][ T5323] ? trace_irq_disable+0x3b/0x140 [ 103.420968][ T5323] ? clear_bhb_loop+0x40/0x90 [ 103.423023][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.426083][ T5323] RIP: 0033:0x7eff7079de59 [ 103.428831][ T5323] 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 [ 103.437023][ T5323] RSP: 002b:00007eff6cbd3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 103.440482][ T5323] RAX: ffffffffffffffda RBX: 00007eff70a26090 RCX: 00007eff7079de59 [ 103.444258][ T5323] RDX: 0000200000000040 RSI: 00000000c01064c5 RDI: 0000000000000003 [ 103.448362][ T5323] RBP: 00007eff70833e6f R08: 0000000000000000 R09: 0000000000000000 [ 103.451657][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.454948][ T5323] R13: 00007eff70a26128 R14: 00007eff70a26090 R15: 00007ffc0dd250f8 [ 103.458396][ T5323] [ 103.460432][ T5323] Kernel Offset: disabled [ 103.462596][ T5323] Rebooting in 86400 seconds..