./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2904612563 <...> forked to background, child pid 3183 no interfaces have a carrier [ 22.020754][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.032504][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.190' (ECDSA) to the list of known hosts. execve("./syz-executor2904612563", ["./syz-executor2904612563"], 0x7fff5a699910 /* 10 vars */) = 0 brk(NULL) = 0x5555555e5000 brk(0x5555555e5c40) = 0x5555555e5c40 arch_prctl(ARCH_SET_FS, 0x5555555e5300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2904612563", 4096) = 28 brk(0x555555606c40) = 0x555555606c40 brk(0x555555607000) = 0x555555607000 mprotect(0x7f0ceafa1000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mmap(0x20000000, 11755520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_POPULATE|MAP_DENYWRITE|MAP_STACK|MAP_HUGETLB, -1, 0) = 0x20000000 madvise(0x20000000, 6291459, MADV_REMOVE) = 0 madvise(0x20800000, 8388608, MADV_DONTNEED) = 0 syzkaller login: [ 43.751205][ T3611] ------------[ cut here ]------------ [ 43.756766][ T3611] kernel BUG at include/linux/mm.h:1529! [ 43.762799][ T3611] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 43.768861][ T3611] CPU: 0 PID: 3611 Comm: syz-executor290 Not tainted 6.0.0-syzkaller-00372-ga5088ee7251e #0 [ 43.778901][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 43.789300][ T3611] RIP: 0010:copy_hugetlb_page_range+0x1f16/0x2590 [ 43.795722][ T3611] Code: d0 2c ee ff 0f 0b e8 d9 d9 b7 ff 83 8c 24 00 01 00 00 01 48 8d bc 24 e0 00 00 00 e8 84 14 02 00 e9 5d ef ff ff e8 ba d9 b7 ff <0f> 0b e8 b3 d9 b7 ff 0f 0b e8 ac d9 b7 ff 49 c1 e4 0e 48 8b 84 24 [ 43.815333][ T3611] RSP: 0018:ffffc9000376f5f0 EFLAGS: 00010293 [ 43.821396][ T3611] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 43.829370][ T3611] RDX: ffff88801897bb00 RSI: ffffffff81c43b36 RDI: 0000000000000005 [ 43.837321][ T3611] RBP: ffffea0002d60000 R08: 0000000000000005 R09: 0000000000000000 [ 43.845275][ T3611] R10: 0000000000000001 R11: 0000000000000000 R12: ffffea0002d60008 [ 43.853243][ T3611] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000020000000 [ 43.861291][ T3611] FS: 00005555555e5300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 43.870208][ T3611] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.876781][ T3611] CR2: 0000000020003200 CR3: 000000001c2d7000 CR4: 0000000000350ef0 [ 43.884740][ T3611] Call Trace: [ 43.888013][ T3611] [ 43.890936][ T3611] ? huge_pte_alloc+0x4c0/0x4c0 [ 43.895781][ T3611] ? lockdep_unlock+0x11b/0x290 [ 43.900708][ T3611] ? __lock_acquire+0x2567/0x56d0 [ 43.905725][ T3611] copy_page_range+0x2044/0x37d0 [ 43.910679][ T3611] ? find_held_lock+0x2d/0x110 [ 43.915433][ T3611] ? dup_mm+0x7a9/0x13a0 [ 43.919669][ T3611] ? handle_mm_fault+0x780/0x780 [ 43.924615][ T3611] ? validate_mm_rb+0x46/0x2d0 [ 43.929366][ T3611] ? down_write+0xde/0x150 [ 43.933789][ T3611] ? __vma_link_rb+0x553/0x710 [ 43.938542][ T3611] dup_mm+0xa99/0x13a0 [ 43.942604][ T3611] ? replace_mm_exe_file+0x480/0x480 [ 43.947878][ T3611] ? __raw_spin_lock_init+0x36/0x110 [ 43.953154][ T3611] copy_process+0x3ca6/0x7090 [ 43.957838][ T3611] ? find_held_lock+0x2d/0x110 [ 43.962594][ T3611] ? __cleanup_sighand+0xb0/0xb0 [ 43.967522][ T3611] ? _copy_from_user+0xf9/0x170 [ 43.972366][ T3611] kernel_clone+0xe7/0xab0 [ 43.976780][ T3611] ? create_io_thread+0xe0/0xe0 [ 43.981626][ T3611] ? do_raw_spin_lock+0x120/0x2a0 [ 43.986641][ T3611] __do_sys_clone3+0x1cd/0x2e0 [ 43.991396][ T3611] ? __do_sys_clone+0x100/0x100 [ 43.996415][ T3611] ? lock_downgrade+0x6e0/0x6e0 [ 44.001256][ T3611] ? _raw_spin_unlock_irq+0x1f/0x40 [ 44.006445][ T3611] ? _raw_spin_unlock_irq+0x1f/0x40 [ 44.011634][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 44.016829][ T3611] ? _raw_spin_unlock_irq+0x2a/0x40 [ 44.022018][ T3611] ? ptrace_notify+0xfa/0x140 [ 44.026709][ T3611] do_syscall_64+0x35/0xb0 [ 44.031119][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.037005][ T3611] RIP: 0033:0x7f0ceaf34c39 [ 44.041406][ T3611] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 14 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 c0 ff ff ff f7 d8 64 89 01 48 [ 44.061012][ T3611] RSP: 002b:00007ffd5deff2e8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 [ 44.069597][ T3611] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ceaf34c39 [ 44.077562][ T3611] RDX: 00007f0ceaf34c39 RSI: 0000000000000058 RDI: 00007ffd5deff2f0 [ 44.085544][ T3611] RBP: 00007f0ceaef8d80 R08: 0000000000000000 R09: 0000000000000000 [ 44.093502][ T3611] R10: 00007ffd5deff2f0 R11: 0000000000000246 R12: 00007f0ceaef8e10 [ 44.101550][ T3611] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 44.109516][ T3611] [ 44.112517][ T3611] Modules linked in: [ 44.116511][ T3611] ---[ end trace 0000000000000000 ]--- [ 44.122013][ T3611] RIP: 0010:copy_hugetlb_page_range+0x1f16/0x2590 [ 44.128464][ T3611] Code: d0 2c ee ff 0f 0b e8 d9 d9 b7 ff 83 8c 24 00 01 00 00 01 48 8d bc 24 e0 00 00 00 e8 84 14 02 00 e9 5d ef ff ff e8 ba d9 b7 ff <0f> 0b e8 b3 d9 b7 ff 0f 0b e8 ac d9 b7 ff 49 c1 e4 0e 48 8b 84 24 [ 44.148140][ T3611] RSP: 0018:ffffc9000376f5f0 EFLAGS: 00010293 [ 44.154197][ T3611] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 44.162200][ T3611] RDX: ffff88801897bb00 RSI: ffffffff81c43b36 RDI: 0000000000000005 [ 44.170216][ T3611] RBP: ffffea0002d60000 R08: 0000000000000005 R09: 0000000000000000 [ 44.178217][ T3611] R10: 0000000000000001 R11: 0000000000000000 R12: ffffea0002d60008 [ 44.186300][ T3611] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000020000000 [ 44.194315][ T3611] FS: 00005555555e5300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 44.203278][ T3611] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.209888][ T3611] CR2: 0000000020003200 CR3: 000000001c2d7000 CR4: 0000000000350ef0 [ 44.217881][ T3611] Kernel panic - not syncing: Fatal exception [ 44.224981][ T3611] Kernel Offset: disabled [ 44.229292][ T3611] Rebooting in 86400 seconds..