program: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMPNS(r1, 0x8907, &(0x7f00000002c0)) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r2, 0xab03) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa002) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f00000004c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820fae9d6dcd3292ea54c7beef915d564c90c200", 0x18) accept$alg(r3, 0x0, 0x0) r4 = accept4(r3, 0x0, 0x0, 0x0) r5 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r6 = syz_open_dev$dri(&(0x7f0000000340), 0x2, 0xc8d03) r7 = fanotify_init(0x0, 0x800) r8 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0) fanotify_mark(r7, 0x641, 0x1021, r8, 0x0) fanotify_mark(r7, 0x1, 0x40001019, r8, 0x0) getdents(r8, &(0x7f0000000200)=""/84, 0x54) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r6, 0xc00864bf, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r6, 0xc01864cd, &(0x7f0000000180)={&(0x7f0000000080)=[r9, r9], &(0x7f0000000140)=[0x80], 0x400000d2}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r6, 0xc03064ca, &(0x7f00000001c0)={&(0x7f00000003c0)=[r9], &(0x7f0000000440)=[0xd, 0x2, 0x8ae, 0x1e01, 0x0, 0x7], 0xfffffffffffeffff, 0x1, 0x662eec4e9b362a35}) ioctl$TIOCSETD(r5, 0x5423, &(0x7f00000000c0)=0xf) r10 = fcntl$dupfd(r5, 0x0, r5) ioctl$TCFLSH(r10, 0x400455c8, 0x1) ioctl$TIOCSETD(r10, 0x5412, &(0x7f0000000140)=0xffffffc0) ioctl$TIOCSTI(r10, 0x5412, &(0x7f0000000040)=0xfc) ioctl$TIOCSTI(r10, 0x5412, &(0x7f0000000280)=0xc0) sendmmsg$alg(r4, &(0x7f0000000400)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x2004c004) socket$nl_generic(0x11, 0x3, 0x10) syz_emit_ethernet(0x12c, &(0x7f0000000540)=ANY=[@ANYBLOB="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", @ANYRES32=r0], 0x0) [ 73.350183][ T4661] Bluetooth: hci0: command tx timeout [ 73.494608][ T5314] ------------[ cut here ]------------ [ 73.496869][ T5314] 1 [ 73.496877][ T5314] WARNING: mm/page_alloc.c:5225 at __alloc_frozen_pages_noprof+0x2d1/0x380, CPU#0: syz.0.0/5314 [ 73.502608][ T5314] Modules linked in: [ 73.504540][ T5314] CPU: 0 UID: 0 PID: 5314 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 73.508804][ T5314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 73.513013][ T5314] RIP: 0010:__alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.516741][ T5314] Code: 74 10 4c 89 e7 89 54 24 0c e8 0b 47 0e 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a8 fe ff ff e9 a9 fe ff ff c6 05 f1 60 d8 0d 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 73.524017][ T5314] RSP: 0018:ffffc9000e0e7920 EFLAGS: 00010246 [ 73.526227][ T5314] RAX: ffffc9000e0e7900 RBX: 0000000000000015 RCX: 0000000000000000 [ 73.529679][ T5314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000e0e7988 [ 73.532872][ T5314] RBP: ffffc9000e0e7a18 R08: ffffc9000e0e7987 R09: 0000000000000000 [ 73.536063][ T5314] R10: ffffc9000e0e7960 R11: fffff52001c1cf31 R12: 0000000000000000 [ 73.539180][ T5314] R13: 1ffff92001c1cf28 R14: 0000000000040cc0 R15: dffffc0000000000 [ 73.542565][ T5314] FS: 00007fc9aa00b6c0(0000) GS:ffff88808ca67000(0000) knlGS:0000000000000000 [ 73.546360][ T5314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.548641][ T5314] CR2: 0000200000c18000 CR3: 00000000446e1000 CR4: 0000000000352ef0 [ 73.551345][ T5314] Call Trace: [ 73.552591][ T5314] [ 73.553922][ T5314] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 73.556695][ T5314] ? __pfx_policy_nodemask+0x10/0x10 [ 73.559028][ T5314] alloc_pages_mpol+0x232/0x4a0 [ 73.561129][ T5314] ___kmalloc_large_node+0x4e/0x150 [ 73.563578][ T5314] __kmalloc_large_node_noprof+0x18/0x90 [ 73.566084][ T5314] __kmalloc_noprof+0x3e8/0x760 [ 73.568336][ T5314] ? drm_syncobj_array_find+0x3a/0x440 [ 73.570770][ T5314] drm_syncobj_array_find+0x3a/0x440 [ 73.573093][ T5314] drm_syncobj_timeline_signal_ioctl+0x165/0x8a0 [ 73.575979][ T5314] ? drm_dev_exit+0x3a/0x60 [ 73.577752][ T5314] drm_ioctl_kernel+0x2df/0x3b0 [ 73.579726][ T5314] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 73.582643][ T5314] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 73.584873][ T5314] drm_ioctl+0x6ba/0xb80 [ 73.586550][ T5314] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 73.589142][ T5314] ? __pfx_drm_ioctl+0x10/0x10 [ 73.591125][ T5314] ? __fget_files+0x2a/0x420 [ 73.593057][ T5314] ? bpf_lsm_file_ioctl+0x9/0x20 [ 73.595331][ T5314] ? __pfx_drm_ioctl+0x10/0x10 [ 73.597344][ T5314] __se_sys_ioctl+0xfc/0x170 [ 73.599244][ T5314] do_syscall_64+0x14d/0xf80 [ 73.601205][ T5314] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.603560][ T5314] ? clear_bhb_loop+0x40/0x90 [ 73.605611][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.608277][ T5314] RIP: 0033:0x7fc9a919bf79 [ 73.610395][ T5314] 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 [ 73.618791][ T5314] RSP: 002b:00007fc9aa00b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 73.622225][ T5314] RAX: ffffffffffffffda RBX: 00007fc9a9416090 RCX: 00007fc9a919bf79 [ 73.626493][ T5314] RDX: 0000200000000180 RSI: 00000000c01864cd RDI: 000000000000000b [ 73.630747][ T5314] RBP: 00007fc9a92327e0 R08: 0000000000000000 R09: 0000000000000000 [ 73.635214][ T5314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.639306][ T5314] R13: 00007fc9a9416128 R14: 00007fc9a9416090 R15: 00007ffd8d136bd8 [ 73.643591][ T5314] [ 73.645277][ T5314] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 73.649057][ T5314] CPU: 0 UID: 0 PID: 5314 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 73.653706][ T5314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 73.658782][ T5314] Call Trace: [ 73.660276][ T5314] [ 73.661558][ T5314] vpanic+0x56c/0xa60 [ 73.663293][ T5314] ? __pfx__printk+0x10/0x10 [ 73.665240][ T5314] ? __pfx_vpanic+0x10/0x10 [ 73.667116][ T5314] ? is_bpf_text_address+0x292/0x2b0 [ 73.669291][ T5314] ? is_bpf_text_address+0x26/0x2b0 [ 73.671295][ T5314] panic+0xc5/0xd0 [ 73.672648][ T5314] ? __pfx_panic+0x10/0x10 [ 73.674196][ T5314] __warn+0x315/0x4f0 [ 73.675759][ T5314] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.678017][ T5314] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.680521][ T5314] __report_bug+0x29a/0x540 [ 73.682608][ T5314] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.685244][ T5314] ? __pfx___report_bug+0x10/0x10 [ 73.687465][ T5314] ? is_bpf_text_address+0x292/0x2b0 [ 73.689710][ T5314] ? is_bpf_text_address+0x26/0x2b0 [ 73.692287][ T5314] ? kernel_text_address+0xa5/0xe0 [ 73.694211][ T5314] ? __kernel_text_address+0xd/0x30 [ 73.696511][ T5314] ? unwind_get_return_address+0x4d/0x90 [ 73.698838][ T5314] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.701273][ T5314] report_bug+0x16a/0x220 [ 73.703137][ T5314] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.705747][ T5314] ? __alloc_frozen_pages_noprof+0x2d3/0x380 [ 73.708375][ T5314] handle_bug+0x98/0x200 [ 73.710206][ T5314] exc_invalid_op+0x1a/0x50 [ 73.712475][ T5314] asm_exc_invalid_op+0x1a/0x20 [ 73.714978][ T5314] RIP: 0010:__alloc_frozen_pages_noprof+0x2d1/0x380 [ 73.717791][ T5314] Code: 74 10 4c 89 e7 89 54 24 0c e8 0b 47 0e 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a8 fe ff ff e9 a9 fe ff ff c6 05 f1 60 d8 0d 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 73.725911][ T5314] RSP: 0018:ffffc9000e0e7920 EFLAGS: 00010246 [ 73.728504][ T5314] RAX: ffffc9000e0e7900 RBX: 0000000000000015 RCX: 0000000000000000 [ 73.731760][ T5314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000e0e7988 [ 73.734945][ T5314] RBP: ffffc9000e0e7a18 R08: ffffc9000e0e7987 R09: 0000000000000000 [ 73.738359][ T5314] R10: ffffc9000e0e7960 R11: fffff52001c1cf31 R12: 0000000000000000 [ 73.741865][ T5314] R13: 1ffff92001c1cf28 R14: 0000000000040cc0 R15: dffffc0000000000 [ 73.745152][ T5314] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 73.747896][ T5314] ? __pfx_policy_nodemask+0x10/0x10 [ 73.750167][ T5314] alloc_pages_mpol+0x232/0x4a0 [ 73.752296][ T5314] ___kmalloc_large_node+0x4e/0x150 [ 73.754462][ T5314] __kmalloc_large_node_noprof+0x18/0x90 [ 73.756843][ T5314] __kmalloc_noprof+0x3e8/0x760 [ 73.758947][ T5314] ? drm_syncobj_array_find+0x3a/0x440 [ 73.761386][ T5314] drm_syncobj_array_find+0x3a/0x440 [ 73.763756][ T5314] drm_syncobj_timeline_signal_ioctl+0x165/0x8a0 [ 73.766429][ T5314] ? drm_dev_exit+0x3a/0x60 [ 73.768427][ T5314] drm_ioctl_kernel+0x2df/0x3b0 [ 73.770585][ T5314] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 73.773606][ T5314] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 73.776114][ T5314] drm_ioctl+0x6ba/0xb80 [ 73.777953][ T5314] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 73.780821][ T5314] ? __pfx_drm_ioctl+0x10/0x10 [ 73.782996][ T5314] ? __fget_files+0x2a/0x420 [ 73.785130][ T5314] ? bpf_lsm_file_ioctl+0x9/0x20 [ 73.787331][ T5314] ? __pfx_drm_ioctl+0x10/0x10 [ 73.789442][ T5314] __se_sys_ioctl+0xfc/0x170 [ 73.791504][ T5314] do_syscall_64+0x14d/0xf80 [ 73.793566][ T5314] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.796211][ T5314] ? clear_bhb_loop+0x40/0x90 [ 73.798300][ T5314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.800891][ T5314] RIP: 0033:0x7fc9a919bf79 [ 73.802821][ T5314] 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 [ 73.810945][ T5314] RSP: 002b:00007fc9aa00b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 73.814205][ T5314] RAX: ffffffffffffffda RBX: 00007fc9a9416090 RCX: 00007fc9a919bf79 [ 73.817439][ T5314] RDX: 0000200000000180 RSI: 00000000c01864cd RDI: 000000000000000b [ 73.820530][ T5314] RBP: 00007fc9a92327e0 R08: 0000000000000000 R09: 0000000000000000 [ 73.823737][ T5314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.827055][ T5314] R13: 00007fc9a9416128 R14: 00007fc9a9416090 R15: 00007ffd8d136bd8 [ 73.830224][ T5314] [ 73.831676][ T5314] Kernel Offset: disabled [ 73.833477][ T5314] Rebooting in 86400 seconds..