program: r0 = syz_open_dev$sndctrl(&(0x7f0000000440), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f0000000040)) openat$audio(0xffffffffffffff9c, &(0x7f0000000140), 0x40000000040201, 0x0) fdatasync(0xffffffffffffffff) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0xa00, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket$unix(0x1, 0x1, 0x0) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys/kernel\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/kernel/security\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys/kernel/security\x00', &(0x7f0000000100)='securityfs\x00', 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/kernel/security/apparmor/.replace\x00', 0x1, 0x0) write(r5, &(0x7f0000000200)="04080076657273696f6e00020500000004080070726f66696c65000705", 0x1d) sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=@newqdisc={0x3a, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xb}}}, 0x34}, 0x1, 0x0, 0x0, 0x41}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000009c0)=@gettclass={0x24, 0x2a, 0x1, 0x70bd29, 0x25dfdbfd, {0x0, 0x0, 0x0, r4, {0xf, 0x2}, {0xc, 0xd}, {0xfff1, 0xffff}}, ["", "", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000010)='proc\x00', 0x0, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000020)='./proc/net/afs/cells\x00', 0x2, 0x0) write(r6, &(0x7f0000000040)='add syz0 127.0.0.1+', 0x13) r7 = syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x0) r8 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000040), &(0x7f00000000c0)=0x0, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) r12 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./file1\x00', 0xc4042, 0x1ff) syz_ublk_add_dev(r8, r9, r10, r11, &(0x7f00000002c0)={0x2e, 0x41, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000280)=@new_dev={0x3, 0x8b, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x10}}}, &(0x7f0000000340)=0x0) syz_ublk_setup_queues(r12, r13, &(0x7f0000000380)={0x0, 0x983b, 0x100, 0x1, 0xf2, 0x0, r0}, &(0x7f0000000540)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2176, 0x1, 0x0, 0xfd, 0x0, r8}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x28c3, 0x80, 0x0, 0x18f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7c99, 0x80, 0x3, 0x233}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xccc5, 0x2000, 0x4000001, 0x1f7}}], 0x4, &(0x7f0000000480)={0x2e, 0xa, 0x0, r12, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {0x1}, 0x0, 0x0, '\x00', {0x2, 0x54e, 0x0, 0x0}}, &(0x7f0000000500)) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r7, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r7, 0xc01864cd, &(0x7f0000000180)={&(0x7f0000000400)=[r14], 0x0, 0x3fffffffffffff9e}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r7, 0xc01064c5, &(0x7f00000001c0)={&(0x7f00000000c0)=[r14, r14], 0x2}) syz_open_dev$sndpcmp(&(0x7f0000000200), 0x0, 0xa28a5) [ 117.372034][ T46] Bluetooth: hci0: command tx timeout [ 117.595720][ T26] audit: type=1400 audit(1789642541.689:2): apparmor="STATUS" info="failed to unpack profile" error=-71 profile="unconfined" name="unknown" pid=5329 comm="syz.0.0" name="unknown" offset=28 [ 117.652028][ T5330] kAFS: bad VL server IP address [ 117.723256][ T5331] ------------[ cut here ]------------ [ 117.723269][ T5331] 1 [ 117.723275][ T5331] WARNING: mm/page_alloc.c:5340 at __alloc_frozen_pages_noprof+0x425/0x5a0, CPU#0: syz.0.0/5331 [ 117.738369][ T5331] Modules linked in: [ 117.746697][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 117.761259][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 117.768315][ T5331] RIP: 0010:__alloc_frozen_pages_noprof+0x425/0x5a0 [ 117.782703][ 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 89 90 38 0e 01 90 <0f> 0b 90 e9 8b fe ff ff 48 8d 3d 4c 01 54 0e 67 48 0f b9 3a e9 68 [ 117.803350][ T5331] RSP: 0018:ffffc9000eeff920 EFLAGS: 00010246 [ 117.807038][ T5331] RAX: ffffc9000eeff900 RBX: 1ffff92001ddff28 RCX: 0000000000000000 [ 117.821930][ T5331] RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffffc9000eeff988 [ 117.827344][ T5331] RBP: ffffc9000eeffa10 R08: ffffc9000eeff987 R09: 0000000000000000 [ 117.837382][ T5331] R10: ffffc9000eeff960 R11: fffff52001ddff31 R12: 0000000000000000 [ 117.840909][ T5331] R13: 0000000000000000 R14: 0000000000040cc0 R15: 0000000000000000 [ 117.844872][ T5331] FS: 00007f13f326b6c0(0000) GS:ffff88808c2c6000(0000) knlGS:0000000000000000 [ 117.850050][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.856565][ T5331] CR2: 00007f13f2617ac0 CR3: 000000001d174000 CR4: 0000000000352ef0 [ 117.862983][ T5331] Call Trace: [ 117.864546][ T5331] [ 117.865962][ T5331] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 117.869056][ T5331] ? __pfx_policy_nodemask+0x10/0x10 [ 117.871825][ T5331] alloc_pages_mpol+0x21e/0x390 [ 117.876352][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 117.880162][ T5331] ___kmalloc_large_node+0x4f/0x120 [ 117.885120][ T5331] __kmalloc_large_node_noprof+0x18/0x90 [ 117.889738][ T5331] __kmalloc_noprof+0x3fb/0x720 [ 117.892781][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 117.896525][ T5331] ? lock_acquire+0x115/0x350 [ 117.899952][ T5331] drm_syncobj_array_find+0x3a/0x440 [ 117.903342][ T5331] drm_syncobj_timeline_signal_ioctl+0x167/0x8a0 [ 117.908702][ T5331] drm_ioctl_kernel+0x2df/0x3b0 [ 117.911538][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 117.914433][ T5331] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 117.916898][ T5331] drm_ioctl+0x70e/0xba0 [ 117.918966][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 117.922621][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 117.930349][ T5331] ? __fget_files+0x2a/0x420 [ 117.932688][ T5331] ? bpf_lsm_file_ioctl+0x9/0x20 [ 117.940721][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 117.948605][ T5331] __se_sys_ioctl+0xfc/0x170 [ 117.951651][ T5331] do_syscall_64+0x166/0x520 [ 117.954383][ T5331] ? trace_irq_disable+0x3b/0x140 [ 117.969356][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.973389][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 117.976830][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.989403][ T5331] RIP: 0033:0x7f13f239e159 [ 117.992610][ 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 [ 118.009698][ T5331] RSP: 002b:00007f13f326afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.013296][ T5331] RAX: ffffffffffffffda RBX: 00007f13f2626090 RCX: 00007f13f239e159 [ 118.032633][ T5331] RDX: 0000200000000180 RSI: 00000000c01864cd RDI: 000000000000000a [ 118.038912][ T5331] RBP: 00007f13f243506b R08: 0000000000000000 R09: 0000000000000000 [ 118.044386][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.065275][ T5331] R13: 00007f13f2626128 R14: 00007f13f2626090 R15: 00007ffe2b94ef08 [ 118.069619][ T5331] [ 118.071565][ T5331] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 118.076799][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 118.092004][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 118.098206][ T5331] Call Trace: [ 118.103140][ T5331] [ 118.119438][ T5331] vpanic+0x56d/0xa60 [ 118.121517][ T5331] ? __pfx__printk+0x10/0x10 [ 118.124249][ T5331] ? __pfx_vpanic+0x10/0x10 [ 118.127034][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 118.130383][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 118.133701][ T5331] panic+0xc5/0xd0 [ 118.150978][ T5331] ? __pfx_panic+0x10/0x10 [ 118.154132][ T5331] __warn+0x315/0x4c0 [ 118.157048][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 118.160168][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 118.163260][ T5331] __report_bug+0x276/0x570 [ 118.165514][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 118.185665][ T5331] ? __pfx___report_bug+0x10/0x10 [ 118.189077][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 118.195397][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 118.199508][ T5331] ? kernel_text_address+0xa5/0xe0 [ 118.202398][ T5331] ? __kernel_text_address+0xd/0x30 [ 118.204883][ T5331] ? unwind_get_return_address+0x4d/0x90 [ 118.224793][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 118.229259][ T5331] report_bug+0x16b/0x220 [ 118.232027][ T5331] ? __alloc_frozen_pages_noprof+0x425/0x5a0 [ 118.239092][ T5331] ? __alloc_frozen_pages_noprof+0x427/0x5a0 [ 118.242820][ T5331] handle_bug+0x9c/0x200 [ 118.251672][ T5331] exc_invalid_op+0x1a/0x50 [ 118.253876][ T5331] asm_exc_invalid_op+0x1a/0x20 [ 118.260048][ T5331] RIP: 0010:__alloc_frozen_pages_noprof+0x425/0x5a0 [ 118.278472][ 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 89 90 38 0e 01 90 <0f> 0b 90 e9 8b fe ff ff 48 8d 3d 4c 01 54 0e 67 48 0f b9 3a e9 68 [ 118.289362][ T5331] RSP: 0018:ffffc9000eeff920 EFLAGS: 00010246 [ 118.307008][ T5331] RAX: ffffc9000eeff900 RBX: 1ffff92001ddff28 RCX: 0000000000000000 [ 118.310826][ T5331] RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffffc9000eeff988 [ 118.314351][ T5331] RBP: ffffc9000eeffa10 R08: ffffc9000eeff987 R09: 0000000000000000 [ 118.318511][ T5331] R10: ffffc9000eeff960 R11: fffff52001ddff31 R12: 0000000000000000 [ 118.338835][ T5331] R13: 0000000000000000 R14: 0000000000040cc0 R15: 0000000000000000 [ 118.344659][ T5331] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 118.349413][ T5331] ? __pfx_policy_nodemask+0x10/0x10 [ 118.353837][ T5331] alloc_pages_mpol+0x21e/0x390 [ 118.368404][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 118.371469][ T5331] ___kmalloc_large_node+0x4f/0x120 [ 118.374076][ T5331] __kmalloc_large_node_noprof+0x18/0x90 [ 118.390892][ T5331] __kmalloc_noprof+0x3fb/0x720 [ 118.393786][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 118.400191][ T5331] ? lock_acquire+0x115/0x350 [ 118.404295][ T5331] drm_syncobj_array_find+0x3a/0x440 [ 118.408702][ T5331] drm_syncobj_timeline_signal_ioctl+0x167/0x8a0 [ 118.415696][ T5331] drm_ioctl_kernel+0x2df/0x3b0 [ 118.420550][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 118.427082][ T5331] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 118.433258][ T5331] drm_ioctl+0x70e/0xba0 [ 118.437237][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 118.444006][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 118.448384][ T5331] ? __fget_files+0x2a/0x420 [ 118.452347][ T5331] ? bpf_lsm_file_ioctl+0x9/0x20 [ 118.455907][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 118.459089][ T5331] __se_sys_ioctl+0xfc/0x170 [ 118.462128][ T5331] do_syscall_64+0x166/0x520 [ 118.464273][ T5331] ? trace_irq_disable+0x3b/0x140 [ 118.467277][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.470478][ T5331] ? clear_bhb_loop+0x70/0xc0 [ 118.474591][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.478559][ T5331] RIP: 0033:0x7f13f239e159 [ 118.481913][ 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 [ 118.499449][ T5331] RSP: 002b:00007f13f326afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.517308][ T5331] RAX: ffffffffffffffda RBX: 00007f13f2626090 RCX: 00007f13f239e159 [ 118.521956][ T5331] RDX: 0000200000000180 RSI: 00000000c01864cd RDI: 000000000000000a [ 118.527362][ T5331] RBP: 00007f13f243506b R08: 0000000000000000 R09: 0000000000000000 [ 118.547356][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.552112][ T5331] R13: 00007f13f2626128 R14: 00007f13f2626090 R15: 00007ffe2b94ef08 [ 118.567251][ T5331] [ 118.584314][ T5331] Kernel Offset: disabled [ 118.590608][ T5331] Rebooting in 86400 seconds..