program: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) close(0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_CMD_ENABLE_BEARER(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000680)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16, @ANYBLOB="010000000d0000000000010000000000000001410000001c001700000000000000006574683a73797a6b616c6c657230"], 0x38}, 0x1, 0x0, 0x0, 0x44081}, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @multicast}) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x100, 0x0) close(r2) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000240)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(0xffffffffffffffff, 0xc02864c3, &(0x7f0000000400)={&(0x7f00000001c0)=[r4], 0x800000000000002, 0x1, 0xc}) ioctl$BTRFS_IOC_SCRUB(r3, 0xc400941b, &(0x7f0000000c00)={0x0, 0x2, 0x8}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(0xffffffffffffffff, 0xc01864cd, &(0x7f0000000180)={&(0x7f00000000c0)=[r4], 0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01864c2, &(0x7f00000003c0)={0x0}) ioctl$DRM_IOCTL_PANTHOR_BO_QUERY_INFO(0xffffffffffffffff, 0xc0106450, &(0x7f0000000500)={0x0, 0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000540)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f00000005c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r3, 0xc01864c2, &(0x7f0000000600)={0x0}) r10 = syz_open_dev$dri(&(0x7f0000000340), 0x2, 0xc8d03) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r10, 0xc00864bf, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(r10, 0xc01864cd, &(0x7f0000000180)={&(0x7f0000000380)=[r11], 0x0, 0x4000004d}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r10, 0xc01064c1, &(0x7f0000000240)={r11}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r1, 0xc01864c2, &(0x7f0000000640)={0x0}) ioctl$DRM_IOCTL_PANTHOR_VM_BIND(0xffffffffffffffff, 0xc0186443, &(0x7f00000007c0)={0x0, 0x1, {0x30, 0x2, &(0x7f0000000740)=[{0x10000000, 0x0, 0x7, 0x4, 0x7, {0x10, 0x7, &(0x7f0000000480)=[{0x80000000, 0x0, 0x5}, {0x0, 0x0, 0x3}, {0x80000000, 0x0, 0x7}, {0x80000000, 0x0, 0x6}, {0x1, 0x0, 0x8000}, {0x0, r4, 0x7f}, {0x1, r5, 0x6}]}}, {0x10000000, r6, 0xfffffffffffff302, 0xaf22, 0x5, {0x10, 0x6, &(0x7f00000006c0)=[{0xff, 0x0, 0xe60}, {0x1, r7, 0xffff}, {0x1, r8, 0x100000001}, {0x80000000, r9, 0x9}, {0x0, r11, 0x7fffffff}, {0x800000fe, r12, 0x12}]}}]}}) r13 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000300)={'xfrm0\x00', 0x0}) sendmsg$nl_route_sched(r13, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000340)=@gettclass={0x24, 0x2a, 0x400, 0x70bd2a, 0x25dfdbfb, {0x0, 0x0, 0x0, r14, {0xa}, {0x0, 0xffff}, {0xfff3, 0xffe5}}, ["", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x240080c1}, 0x0) sendmsg$nl_route_sched(r13, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2b, 0x80000, {0x0, 0x0, 0x0, r14, {0x0, 0xe}, {0x0, 0xb}, {0xffe0, 0xb}}, [@qdisc_kind_options=@q_hhf={{0x8}, {0xc, 0x2, [@TCA_HHF_ADMIT_BYTES={0x8, 0x5, 0x80}]}}]}, 0x38}, 0x1, 0x0, 0x0, 0xc861}, 0x4008000) ioctl$SIOCSIFHWADDR(r2, 0x8922, &(0x7f0000002280)={'syzkaller0\x00', @random="2b0100004ec6"}) [ 101.469281][ T5331] ------------[ cut here ]------------ [ 101.471494][ T5331] 1 [ 101.471522][ T5331] WARNING: mm/page_alloc.c:5202 at __alloc_frozen_pages_noprof+0x2d1/0x380, CPU#0: syz.0.0/5331 [ 101.476526][ T5331] Modules linked in: [ 101.478111][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 101.481484][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 101.486289][ T5331] RIP: 0010:__alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.489149][ T5331] Code: 74 10 4c 89 e7 89 54 24 0c e8 bb db 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a8 fe ff ff e9 a9 fe ff ff c6 05 d8 15 f6 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 [ 101.501311][ T5331] RSP: 0018:ffffc9000fa5f920 EFLAGS: 00010246 [ 101.504065][ T5331] RAX: ffffc9000fa5f900 RBX: 0000000000000015 RCX: 0000000000000000 [ 101.506985][ T5331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000fa5f988 [ 101.509801][ T5331] RBP: ffffc9000fa5fa20 R08: ffffc9000fa5f987 R09: 0000000000000000 [ 101.512781][ T5331] R10: ffffc9000fa5f960 R11: fffff52001f4bf31 R12: 0000000000000000 [ 101.515846][ T5331] R13: 1ffff92001f4bf28 R14: 0000000000040cc0 R15: dffffc0000000000 [ 101.519252][ T5331] FS: 00007f7e329f46c0(0000) GS:ffff88808c885000(0000) knlGS:0000000000000000 [ 101.522627][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.525202][ T5331] CR2: 00007f7e31b86400 CR3: 0000000042b94000 CR4: 0000000000352ef0 [ 101.527790][ T5331] Call Trace: [ 101.528961][ T5331] [ 101.530167][ T5331] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 101.532752][ T5331] ? __pfx_policy_nodemask+0x10/0x10 [ 101.534550][ T5331] alloc_pages_mpol+0x235/0x490 [ 101.536529][ T5331] ___kmalloc_large_node+0x4e/0x120 [ 101.538363][ T5331] __kmalloc_large_node_noprof+0x18/0x90 [ 101.541123][ T5331] __kmalloc_noprof+0x3e8/0x760 [ 101.543146][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 101.545377][ T5331] ? drm_dev_enter+0x49/0x150 [ 101.547656][ T5331] drm_syncobj_array_find+0x3a/0x440 [ 101.549546][ T5331] drm_syncobj_timeline_signal_ioctl+0x165/0x8a0 [ 101.551986][ T5331] ? drm_dev_exit+0x3a/0x60 [ 101.553801][ T5331] drm_ioctl_kernel+0x2df/0x3b0 [ 101.555807][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 101.558551][ T5331] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 101.560728][ T5331] drm_ioctl+0x6ba/0xb80 [ 101.562400][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 101.564943][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 101.566990][ T5331] ? __fget_files+0x2a/0x420 [ 101.569071][ T5331] ? bpf_lsm_file_ioctl+0x9/0x20 [ 101.571153][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 101.573084][ T5331] __se_sys_ioctl+0xfc/0x170 [ 101.574686][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.577012][ T5331] do_syscall_64+0x15f/0xf80 [ 101.578829][ T5331] ? trace_irq_disable+0x3b/0x140 [ 101.580717][ T5331] ? clear_bhb_loop+0x40/0x90 [ 101.582322][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.584376][ T5331] RIP: 0033:0x7f7e31b9cdd9 [ 101.586001][ 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 [ 101.593136][ T5331] RSP: 002b:00007f7e329f3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 101.596571][ T5331] RAX: ffffffffffffffda RBX: 00007f7e31e15fa0 RCX: 00007f7e31b9cdd9 [ 101.599641][ T5331] RDX: 0000200000000180 RSI: 00000000c01864cd RDI: 0000000000000006 [ 101.602667][ T5331] RBP: 00007f7e31c32d69 R08: 0000000000000000 R09: 0000000000000000 [ 101.605604][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 101.608732][ T5331] R13: 00007f7e31e16038 R14: 00007f7e31e15fa0 R15: 00007ffca6af1518 [ 101.611817][ T5331] [ 101.612885][ T5331] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 101.615359][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 101.618580][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 101.622137][ T5331] Call Trace: [ 101.623351][ T5331] [ 101.624406][ T5331] vpanic+0x56c/0xa60 [ 101.625954][ T5331] ? __pfx__printk+0x10/0x10 [ 101.627828][ T5331] ? __pfx_vpanic+0x10/0x10 [ 101.629632][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 101.631659][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 101.633660][ T5331] panic+0xc5/0xd0 [ 101.635194][ T5331] ? __pfx_panic+0x10/0x10 [ 101.637157][ T5331] __warn+0x315/0x4c0 [ 101.638743][ T5331] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.641198][ T5331] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.643522][ T5331] __report_bug+0x29a/0x540 [ 101.645303][ T5331] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.647481][ T5331] ? __pfx___report_bug+0x10/0x10 [ 101.649413][ T5331] ? is_bpf_text_address+0x292/0x2b0 [ 101.651556][ T5331] ? is_bpf_text_address+0x26/0x2b0 [ 101.653480][ T5331] ? kernel_text_address+0xa5/0xe0 [ 101.655478][ T5331] ? __kernel_text_address+0xd/0x30 [ 101.657401][ T5331] ? unwind_get_return_address+0x4d/0x90 [ 101.659542][ T5331] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.661770][ T5331] report_bug+0x16a/0x220 [ 101.663458][ T5331] ? __alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.665754][ T5331] ? __alloc_frozen_pages_noprof+0x2d3/0x380 [ 101.668061][ T5331] handle_bug+0x9c/0x200 [ 101.669734][ T5331] exc_invalid_op+0x1a/0x50 [ 101.671516][ T5331] asm_exc_invalid_op+0x1a/0x20 [ 101.673429][ T5331] RIP: 0010:__alloc_frozen_pages_noprof+0x2d1/0x380 [ 101.676114][ T5331] Code: 74 10 4c 89 e7 89 54 24 0c e8 bb db 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a8 fe ff ff e9 a9 fe ff ff c6 05 d8 15 f6 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 [ 101.683328][ T5331] RSP: 0018:ffffc9000fa5f920 EFLAGS: 00010246 [ 101.685600][ T5331] RAX: ffffc9000fa5f900 RBX: 0000000000000015 RCX: 0000000000000000 [ 101.688625][ T5331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000fa5f988 [ 101.691563][ T5331] RBP: ffffc9000fa5fa20 R08: ffffc9000fa5f987 R09: 0000000000000000 [ 101.694571][ T5331] R10: ffffc9000fa5f960 R11: fffff52001f4bf31 R12: 0000000000000000 [ 101.697593][ T5331] R13: 1ffff92001f4bf28 R14: 0000000000040cc0 R15: dffffc0000000000 [ 101.700544][ T5331] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 101.702905][ T5331] ? __pfx_policy_nodemask+0x10/0x10 [ 101.705028][ T5331] alloc_pages_mpol+0x235/0x490 [ 101.706902][ T5331] ___kmalloc_large_node+0x4e/0x120 [ 101.708891][ T5331] __kmalloc_large_node_noprof+0x18/0x90 [ 101.711009][ T5331] __kmalloc_noprof+0x3e8/0x760 [ 101.712922][ T5331] ? drm_syncobj_array_find+0x3a/0x440 [ 101.715026][ T5331] ? drm_dev_enter+0x49/0x150 [ 101.716767][ T5331] drm_syncobj_array_find+0x3a/0x440 [ 101.718761][ T5331] drm_syncobj_timeline_signal_ioctl+0x165/0x8a0 [ 101.721170][ T5331] ? drm_dev_exit+0x3a/0x60 [ 101.722964][ T5331] drm_ioctl_kernel+0x2df/0x3b0 [ 101.724909][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 101.727415][ T5331] ? __pfx_drm_ioctl_kernel+0x10/0x10 [ 101.729479][ T5331] drm_ioctl+0x6ba/0xb80 [ 101.731126][ T5331] ? __pfx_drm_syncobj_timeline_signal_ioctl+0x10/0x10 [ 101.733659][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 101.735605][ T5331] ? __fget_files+0x2a/0x420 [ 101.737374][ T5331] ? bpf_lsm_file_ioctl+0x9/0x20 [ 101.739267][ T5331] ? __pfx_drm_ioctl+0x10/0x10 [ 101.741057][ T5331] __se_sys_ioctl+0xfc/0x170 [ 101.742865][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.745161][ T5331] do_syscall_64+0x15f/0xf80 [ 101.746897][ T5331] ? trace_irq_disable+0x3b/0x140 [ 101.748878][ T5331] ? clear_bhb_loop+0x40/0x90 [ 101.750649][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.752826][ T5331] RIP: 0033:0x7f7e31b9cdd9 [ 101.754514][ 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 [ 101.761074][ T5331] RSP: 002b:00007f7e329f3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 101.763865][ T5331] RAX: ffffffffffffffda RBX: 00007f7e31e15fa0 RCX: 00007f7e31b9cdd9 [ 101.766562][ T5331] RDX: 0000200000000180 RSI: 00000000c01864cd RDI: 0000000000000006 [ 101.769169][ T5331] RBP: 00007f7e31c32d69 R08: 0000000000000000 R09: 0000000000000000 [ 101.771876][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 101.774728][ T5331] R13: 00007f7e31e16038 R14: 00007f7e31e15fa0 R15: 00007ffca6af1518 [ 101.777669][ T5331] [ 101.779229][ T5331] Kernel Offset: disabled [ 101.780814][ T5331] Rebooting in 86400 seconds..