DUID 00:04:b8:64:54:4b:51:f9:b6:ea:77:bd:45:d1:95:a6:31:4f forked to background, child pid 4657 [ 36.832107][ T4658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.857377][ T4658] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 81.576224][ T2084] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.226' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 314.796117][ T6943] vma ffff888028b5c0e0 start 0000000020000000 end 0000000020003000 mm ffff88807cc71bc0 [ 314.796117][ T6943] prot 8000000000000025 anon_vma ffff88807a22c990 vm_ops 0000000000000000 [ 314.796117][ T6943] pgoff 20000 file 0000000000000000 private_data 0000000000000000 [ 314.796117][ T6943] flags: 0x8102172(write|mayread|maywrite|mayexec|growsdown|locked|account|softdirty) executing program executing program executing program [ 314.893549][ T6943] ------------[ cut here ]------------ [ 314.899274][ T6943] kernel BUG at mm/mmap.c:1108! [ 314.904746][ T6943] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 314.911020][ T6943] CPU: 1 PID: 6943 Comm: syz-executor127 Not tainted 6.2.0-syzkaller-12859-g528125268588 #0 [ 314.923868][ T6943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 314.934629][ T6943] RIP: 0010:find_mergeable_anon_vma+0x6f0/0x840 executing program executing program [ 314.941318][ T6943] Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 6b 48 3b 6b 50 0f 85 08 fb ff ff e9 06 fb ff ff e8 38 ad bf ff 48 89 ef e8 70 a5 fa ff <0f> 0b 4c 89 f7 e8 06 29 11 00 e9 d2 f9 ff ff e8 fc 28 11 00 e9 a0 [ 314.961064][ T6943] RSP: 0018:ffffc90005b4f888 EFLAGS: 00010286 [ 314.967152][ T6943] RAX: 0000000000000130 RBX: 0000000000000000 RCX: 0000000000000000 [ 314.975141][ T6943] RDX: 0000000000000000 RSI: ffffffff81693b2c RDI: 0000000000000005 [ 314.983140][ T6943] RBP: ffff888028b5c0e0 R08: 0000000000000005 R09: 0000000000000000 executing program executing program executing program [ 314.991151][ T6943] R10: 0000000080000000 R11: 0000000000000000 R12: ffffc90005b4f8b0 [ 314.999150][ T6943] R13: 1ffff92000b69f12 R14: ffff888028b5c0e8 R15: fff0000000000fff [ 315.007147][ T6943] FS: 00007f8022f28700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 315.016794][ T6943] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 315.024352][ T6943] CR2: 00007f8022fcbb38 CR3: 0000000075f88000 CR4: 00000000003506e0 [ 315.032771][ T6943] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 executing program executing program executing program [ 315.041632][ T6943] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 315.049790][ T6943] Call Trace: [ 315.053261][ T6943] [ 315.056207][ T6943] ? vma_merge+0x20a0/0x20a0 [ 315.061095][ T6943] ? rcu_read_lock_sched_held+0x3e/0x70 [ 315.066827][ T6943] ? trace_kmem_cache_alloc+0xb1/0x110 [ 315.072444][ T6943] ? kmem_cache_alloc+0x1c5/0x320 [ 315.077687][ T6943] __anon_vma_prepare+0x7d/0x580 [ 315.082759][ T6943] ? print_usage_bug.part.0+0x660/0x660 [ 315.088539][ T6943] __handle_mm_fault+0x3a8f/0x3e60 [ 315.093682][ T6943] ? vm_iomap_memory+0x190/0x190 [ 315.098762][ T6943] handle_mm_fault+0x2ba/0x9c0 [ 315.103556][ T6943] __get_user_pages+0x4da/0xf30 [ 315.108624][ T6943] ? follow_page_mask+0x10a0/0x10a0 [ 315.114144][ T6943] ? mas_find+0x200/0x200 [ 315.118884][ T6943] ? __down_read_common+0x884/0xf30 [ 315.124791][ T6943] populate_vma_page_range+0x2df/0x420 [ 315.131212][ T6943] ? follow_page+0x140/0x140 [ 315.136033][ T6943] ? find_vma+0x1b0/0x1b0 [ 315.140644][ T6943] __mm_populate+0x105/0x3b0 [ 315.145358][ T6943] ? faultin_vma_page_range+0x300/0x300 [ 315.151019][ T6943] ? up_write+0x1b4/0x520 [ 315.155476][ T6943] vm_mmap_pgoff+0x201/0x280 [ 315.160232][ T6943] ? randomize_page+0xb0/0xb0 [ 315.164951][ T6943] ? restore_fpregs_from_fpstate+0xc1/0x1c0 [ 315.170984][ T6943] ksys_mmap_pgoff+0x7d/0x5a0 [ 315.175725][ T6943] ? lockdep_hardirqs_on+0x7d/0x100 [ 315.180990][ T6943] do_syscall_64+0x39/0xb0 [ 315.185441][ T6943] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 315.191461][ T6943] RIP: 0033:0x7f8022f76959 [ 315.195941][ T6943] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 315.215798][ T6943] RSP: 002b:00007f8022f282f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 315.224460][ T6943] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8022f76959 [ 315.233761][ T6943] RDX: 0000000000000002 RSI: 0000000000001000 RDI: 0000000020002000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 315.241845][ T6943] RBP: 00007f8022ffe3e8 R08: 00000000ffffffff R09: 0000000000000000 [ 315.250011][ T6943] R10: 840000000000a132 R11: 0000000000000246 R12: 840000000000a132 [ 315.258001][ T6943] R13: 00007f8022ffe3e0 R14: 00007f8022ffe3ec R15: 0000000000022000 [ 315.266017][ T6943] [ 315.269060][ T6943] Modules linked in: [ 315.277041][ T6943] ---[ end trace 0000000000000000 ]--- executing program executing program executing program executing program executing program executing program [ 315.294628][ T6943] RIP: 0010:find_mergeable_anon_vma+0x6f0/0x840 [ 315.311571][ T6943] Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 6b 48 3b 6b 50 0f 85 08 fb ff ff e9 06 fb ff ff e8 38 ad bf ff 48 89 ef e8 70 a5 fa ff <0f> 0b 4c 89 f7 e8 06 29 11 00 e9 d2 f9 ff ff e8 fc 28 11 00 e9 a0 executing program executing program executing program executing program executing program executing program executing program [ 315.384746][ T6943] RSP: 0018:ffffc90005b4f888 EFLAGS: 00010286 [ 315.393726][ T6943] RAX: 0000000000000130 RBX: 0000000000000000 RCX: 0000000000000000 [ 315.403910][ T6943] RDX: 0000000000000000 RSI: ffffffff81693b2c RDI: 0000000000000005 executing program [ 315.431912][ T6943] RBP: ffff888028b5c0e0 R08: 0000000000000005 R09: 0000000000000000 executing program executing program executing program [ 315.456548][ T6943] R10: 0000000080000000 R11: 0000000000000000 R12: ffffc90005b4f8b0 [ 315.465361][ T6943] R13: 1ffff92000b69f12 R14: ffff888028b5c0e8 R15: fff0000000000fff [ 315.478895][ T6943] FS: 00007f8022f28700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 315.494116][ T6943] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 executing program executing program executing program executing program [ 315.501060][ T6943] CR2: 00007ffc9efe7960 CR3: 0000000075f88000 CR4: 00000000003506e0 [ 315.522330][ T6943] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 315.540420][ T6943] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 executing program [ 315.556669][ T6943] Kernel panic - not syncing: Fatal exception [ 315.562913][ T6943] Kernel Offset: disabled [ 315.567234][ T6943] Rebooting in 86400 seconds..