./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1952492238 <...> forked to background, child pid 3184 no interfaces have a carrier [ 22.773751][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.784321][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. execve("./syz-executor1952492238", ["./syz-executor1952492238"], 0x7ffeb5be7ea0 /* 10 vars */) = 0 brk(NULL) = 0x55555653a000 brk(0x55555653ac40) = 0x55555653ac40 arch_prctl(ARCH_SET_FS, 0x55555653a300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1952492238", 4096) = 28 brk(0x55555655bc40) = 0x55555655bc40 brk(0x55555655c000) = 0x55555655c000 mprotect(0x7f3d40510000, 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: [ 42.058646][ T3605] ------------[ cut here ]------------ [ 42.064503][ T3605] kernel BUG at include/linux/mm.h:1529! [ 42.070132][ T3605] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 42.076177][ T3605] CPU: 1 PID: 3605 Comm: syz-executor195 Not tainted 6.0.0-syzkaller-00372-ga5088ee7251e #0 [ 42.086218][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 42.096441][ T3605] RIP: 0010:copy_hugetlb_page_range+0x1f16/0x2590 [ 42.102857][ T3605] 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 [ 42.122551][ T3605] RSP: 0018:ffffc9000373f5f0 EFLAGS: 00010293 [ 42.128596][ T3605] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 42.136547][ T3605] RDX: ffff88802517bb00 RSI: ffffffff81c43b36 RDI: 0000000000000005 [ 42.144497][ T3605] RBP: ffffea0002d60000 R08: 0000000000000005 R09: 0000000000000000 [ 42.152466][ T3605] R10: 0000000000000001 R11: 0000000000000000 R12: ffffea0002d60008 [ 42.160425][ T3605] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000020000000 [ 42.168381][ T3605] FS: 000055555653a300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 42.177293][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.183880][ T3605] CR2: 00007f3d404eafb8 CR3: 000000007d0bf000 CR4: 0000000000350ee0 [ 42.191833][ T3605] Call Trace: [ 42.195113][ T3605] [ 42.198115][ T3605] ? huge_pte_alloc+0x4c0/0x4c0 [ 42.202951][ T3605] ? lockdep_unlock+0x11b/0x290 [ 42.207780][ T3605] ? __lock_acquire+0x2567/0x56d0 [ 42.212784][ T3605] copy_page_range+0x2044/0x37d0 [ 42.217705][ T3605] ? find_held_lock+0x2d/0x110 [ 42.222450][ T3605] ? dup_mm+0x7a9/0x13a0 [ 42.226683][ T3605] ? handle_mm_fault+0x780/0x780 [ 42.231597][ T3605] ? validate_mm_rb+0x46/0x2d0 [ 42.236341][ T3605] ? down_write+0xde/0x150 [ 42.240774][ T3605] ? __vma_link_rb+0x553/0x710 [ 42.245613][ T3605] dup_mm+0xa99/0x13a0 [ 42.249668][ T3605] ? replace_mm_exe_file+0x480/0x480 [ 42.255049][ T3605] ? __raw_spin_lock_init+0x36/0x110 [ 42.260843][ T3605] copy_process+0x3ca6/0x7090 [ 42.265529][ T3605] ? find_held_lock+0x2d/0x110 [ 42.270278][ T3605] ? __cleanup_sighand+0xb0/0xb0 [ 42.275212][ T3605] ? _copy_from_user+0xf9/0x170 [ 42.280048][ T3605] kernel_clone+0xe7/0xab0 [ 42.284447][ T3605] ? create_io_thread+0xe0/0xe0 [ 42.289280][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 42.294285][ T3605] __do_sys_clone3+0x1cd/0x2e0 [ 42.299032][ T3605] ? __do_sys_clone+0x100/0x100 [ 42.303868][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 42.308706][ T3605] ? _raw_spin_unlock_irq+0x1f/0x40 [ 42.313889][ T3605] ? _raw_spin_unlock_irq+0x1f/0x40 [ 42.319080][ T3605] ? lockdep_hardirqs_on+0x79/0x100 [ 42.324276][ T3605] ? _raw_spin_unlock_irq+0x2a/0x40 [ 42.329467][ T3605] ? ptrace_notify+0xfa/0x140 [ 42.334138][ T3605] do_syscall_64+0x35/0xb0 [ 42.338538][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.344412][ T3605] RIP: 0033:0x7f3d404a3c39 [ 42.348804][ T3605] 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 [ 42.368395][ T3605] RSP: 002b:00007ffce6ecf5a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 [ 42.376801][ T3605] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d404a3c39 [ 42.384763][ T3605] RDX: 00007f3d404a3c39 RSI: 0000000000000058 RDI: 00007ffce6ecf5b0 [ 42.392729][ T3605] RBP: 00007f3d40467d80 R08: 0000000000000000 R09: 0000000000000000 [ 42.400763][ T3605] R10: 00007ffce6ecf5b0 R11: 0000000000000246 R12: 00007f3d40467e10 [ 42.408711][ T3605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 42.416675][ T3605] [ 42.419670][ T3605] Modules linked in: [ 42.423620][ T3605] ---[ end trace 0000000000000000 ]--- [ 42.429171][ T3605] RIP: 0010:copy_hugetlb_page_range+0x1f16/0x2590 [ 42.435626][ T3605] 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 [ 42.455262][ T3605] RSP: 0018:ffffc9000373f5f0 EFLAGS: 00010293 [ 42.461342][ T3605] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 42.469324][ T3605] RDX: ffff88802517bb00 RSI: ffffffff81c43b36 RDI: 0000000000000005 [ 42.477312][ T3605] RBP: ffffea0002d60000 R08: 0000000000000005 R09: 0000000000000000 [ 42.485299][ T3605] R10: 0000000000000001 R11: 0000000000000000 R12: ffffea0002d60008 [ 42.493299][ T3605] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000020000000 [ 42.501252][ T3605] FS: 000055555653a300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 42.510193][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.516829][ T3605] CR2: 00007f3d404eafb8 CR3: 000000007d0bf000 CR4: 0000000000350ee0 [ 42.524862][ T3605] Kernel panic - not syncing: Fatal exception [ 42.531417][ T3605] Kernel Offset: disabled [ 42.535729][ T3605] Rebooting in 86400 seconds..