./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1482961089 <...> DUID 00:04:fb:87:82:62:74:5a:87:37:86:23:e7:72:30:e3:bc:00 forked to background, child pid 3184 [ 26.034163][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.043786][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.91' (ECDSA) to the list of known hosts. execve("./syz-executor1482961089", ["./syz-executor1482961089"], 0x7ffd52178230 /* 10 vars */) = 0 brk(NULL) = 0x555556f6e000 brk(0x555556f6ec40) = 0x555556f6ec40 arch_prctl(ARCH_SET_FS, 0x555556f6e300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1482961089", 4096) = 28 brk(0x555556f8fc40) = 0x555556f8fc40 brk(0x555556f90000) = 0x555556f90000 mprotect(0x7f10cc9c2000, 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 memfd_create("syzkaller", 0) = 3 ftruncate(3, 2304) = 0 pwrite64(3, "\xe2\xe1\xf5\xe0\x95\x21\xe9\x09\x02\x00\x18\x00\x0c\x00\x24", 15, 1024) = 15 pwrite64(3, "\x05\x00\x27\x02\x95\xa0\x75\x8f\xb8\x95\x41\x20\x87\xa6\xff\x9d\x73\xbd\x5e\x82\xc8\x26\x54\x99\x3f\x68\x0c\xc1\x3b\x3e\xa3\xa9\xe5\xb9\x97\xf2\x5c\x4d\x7f\xaa\xe5\x75\x66\xac\x2e\xc5\xbd\xfa\x4e\xc9\xcc\x99\xe4\xee\x76\x23\x8a\x58\x53\x2f\x54\x68\xbd\x23\xc7\x4f\x8a\x98\x7e\x6e\xab\x4f\x29\x8f\x1c\x91\x0a\x00\xc3\xb5\x5d\xe4\x43\x75\xc5\xa1\x6a\x90\xc9\xda\x89\x58\x9f\x61\x08\x9a\xb8\x94\x96\x72", 100, 1152) = 100 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 mkdir("./file0", 0777) = 0 syzkaller login: [ 48.451860][ T3605] loop0: detected capacity change from 0 to 4 [ 48.462494][ T3605] Dev loop0: unable to read RDB block 4 [ 48.468446][ T3605] loop0: unable to read partition table [ 48.474179][ T3605] loop0: partition table beyond EOD, truncated [ 48.481597][ T3605] ------------[ cut here ]------------ [ 48.487160][ T3605] WARNING: CPU: 1 PID: 3605 at mm/page_alloc.c:5491 __alloc_pages+0x30a/0x560 [ 48.496181][ T3605] Modules linked in: [ 48.500168][ T3605] CPU: 1 PID: 3605 Comm: syz-executor148 Not tainted 6.0.0-rc3-syzkaller-00107-g42e66b1cc3a0 #0 [ 48.510643][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 48.520723][ T3605] RIP: 0010:__alloc_pages+0x30a/0x560 [ 48.526151][ T3605] Code: 5c 24 04 0f 85 f3 00 00 00 44 89 e1 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cc 41 89 cc e9 e3 00 00 00 c6 05 56 aa 40 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 48.545816][ T3605] RSP: 0018:ffffc900038df840 EFLAGS: 00010246 [ 48.551904][ T3605] RAX: ffffc900038df8a0 RBX: 0000000000000034 RCX: 0000000000000000 [ 48.560066][ T3605] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900038df8c8 [ 48.568359][ T3605] RBP: ffffc900038df950 R08: dffffc0000000000 R09: ffffc900038df8a0 [ 48.576420][ T3605] R10: fffff5200071bf19 R11: 1ffff9200071bf14 R12: 0000000000040cc0 [ 48.584496][ T3605] R13: 1ffff9200071bf10 R14: dffffc0000000000 R15: 1ffff9200071bf0c [ 48.592558][ T3605] FS: 0000555556f6e300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 48.601570][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.608387][ T3605] CR2: 00000000005d84c8 CR3: 000000007373d000 CR4: 00000000003506e0 [ 48.616405][ T3605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.624444][ T3605] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.632431][ T3605] Call Trace: [ 48.635741][ T3605] [ 48.638676][ T3605] ? zone_statistics+0x160/0x160 [ 48.643608][ T3605] ? alloc_pages+0x520/0x7b0 [ 48.648245][ T3605] kmalloc_order+0x41/0x150 [ 48.652847][ T3605] kmalloc_order_trace+0x15/0x70 [ 48.657930][ T3605] __kmalloc+0x26e/0x370 [ 48.662178][ T3605] ? trace_kfree+0x2d/0xd0 [ 48.666671][ T3605] ? kfree+0x30/0x210 [ 48.670670][ T3605] erofs_iget+0xaac/0x1fe0 [ 48.675178][ T3605] ? erofs_inode_init_once+0x20/0x20 [ 48.680488][ T3605] ? __raw_spin_lock_init+0x41/0x100 [ 48.685846][ T3605] erofs_fc_fill_super+0x7dd/0x11d0 [ 48.691072][ T3605] ? erofs_release_device_info+0xb0/0xb0 [ 48.696758][ T3605] ? set_blocksize+0x1d5/0x360 [ 48.701534][ T3605] get_tree_bdev+0x400/0x620 [ 48.706170][ T3605] ? erofs_release_device_info+0xb0/0xb0 [ 48.711823][ T3605] vfs_get_tree+0x88/0x270 [ 48.716326][ T3605] do_new_mount+0x289/0xad0 [ 48.720842][ T3605] ? do_move_mount_old+0x160/0x160 [ 48.726003][ T3605] ? user_path_at_empty+0x149/0x1a0 [ 48.731212][ T3605] __se_sys_mount+0x2e3/0x3d0 [ 48.735950][ T3605] ? __x64_sys_mount+0xc0/0xc0 [ 48.740716][ T3605] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 48.746762][ T3605] ? __x64_sys_mount+0x1c/0xc0 [ 48.751566][ T3605] do_syscall_64+0x2b/0x70 [ 48.756023][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.762100][ T3605] RIP: 0033:0x7f10cc95717a [ 48.766578][ T3605] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 48.786234][ T3605] RSP: 002b:00007ffeb5b2ad98 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 48.794730][ T3605] RAX: ffffffffffffffda RBX: 00007ffeb5b2adf0 RCX: 00007f10cc95717a [ 48.802742][ T3605] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffeb5b2adb0 [ 48.810809][ T3605] RBP: 00007ffeb5b2adb0 R08: 00007ffeb5b2adf0 R09: 0000000000000000 [ 48.818829][ T3605] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000230 [ 48.826862][ T3605] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000002 [ 48.834902][ T3605] [ 48.837911][ T3605] Kernel panic - not syncing: panic_on_warn set ... [ 48.844481][ T3605] CPU: 1 PID: 3605 Comm: syz-executor148 Not tainted 6.0.0-rc3-syzkaller-00107-g42e66b1cc3a0 #0 [ 48.854869][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 48.864905][ T3605] Call Trace: [ 48.868171][ T3605] [ 48.871088][ T3605] dump_stack_lvl+0x1e3/0x2cb [ 48.875762][ T3605] ? io_notif_register+0x5e7/0x5e7 [ 48.880871][ T3605] ? panic+0x76b/0x76b [ 48.884945][ T3605] ? vscnprintf+0x59/0x80 [ 48.889271][ T3605] ? __alloc_pages+0x240/0x560 [ 48.894018][ T3605] panic+0x316/0x76b [ 48.897900][ T3605] ? __warn+0x131/0x220 [ 48.902044][ T3605] ? fb_is_primary_device+0xcc/0xcc [ 48.907233][ T3605] ? __alloc_pages+0x30a/0x560 [ 48.911980][ T3605] __warn+0x1fa/0x220 [ 48.915983][ T3605] ? __alloc_pages+0x30a/0x560 [ 48.920784][ T3605] report_bug+0x1b3/0x2d0 [ 48.925121][ T3605] handle_bug+0x3d/0x70 [ 48.929279][ T3605] exc_invalid_op+0x16/0x40 [ 48.933780][ T3605] asm_exc_invalid_op+0x16/0x20 [ 48.938627][ T3605] RIP: 0010:__alloc_pages+0x30a/0x560 [ 48.943993][ T3605] Code: 5c 24 04 0f 85 f3 00 00 00 44 89 e1 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cc 41 89 cc e9 e3 00 00 00 c6 05 56 aa 40 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 48.963614][ T3605] RSP: 0018:ffffc900038df840 EFLAGS: 00010246 [ 48.969714][ T3605] RAX: ffffc900038df8a0 RBX: 0000000000000034 RCX: 0000000000000000 [ 48.977687][ T3605] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900038df8c8 [ 48.985664][ T3605] RBP: ffffc900038df950 R08: dffffc0000000000 R09: ffffc900038df8a0 [ 48.993645][ T3605] R10: fffff5200071bf19 R11: 1ffff9200071bf14 R12: 0000000000040cc0 [ 49.001617][ T3605] R13: 1ffff9200071bf10 R14: dffffc0000000000 R15: 1ffff9200071bf0c [ 49.009607][ T3605] ? zone_statistics+0x160/0x160 [ 49.014550][ T3605] ? alloc_pages+0x520/0x7b0 [ 49.019153][ T3605] kmalloc_order+0x41/0x150 [ 49.023659][ T3605] kmalloc_order_trace+0x15/0x70 [ 49.028608][ T3605] __kmalloc+0x26e/0x370 [ 49.032859][ T3605] ? trace_kfree+0x2d/0xd0 [ 49.037267][ T3605] ? kfree+0x30/0x210 [ 49.041243][ T3605] erofs_iget+0xaac/0x1fe0 [ 49.045665][ T3605] ? erofs_inode_init_once+0x20/0x20 [ 49.050956][ T3605] ? __raw_spin_lock_init+0x41/0x100 [ 49.056248][ T3605] erofs_fc_fill_super+0x7dd/0x11d0 [ 49.061467][ T3605] ? erofs_release_device_info+0xb0/0xb0 [ 49.067103][ T3605] ? set_blocksize+0x1d5/0x360 [ 49.071877][ T3605] get_tree_bdev+0x400/0x620 [ 49.076473][ T3605] ? erofs_release_device_info+0xb0/0xb0 [ 49.082119][ T3605] vfs_get_tree+0x88/0x270 [ 49.086545][ T3605] do_new_mount+0x289/0xad0 [ 49.091046][ T3605] ? do_move_mount_old+0x160/0x160 [ 49.096167][ T3605] ? user_path_at_empty+0x149/0x1a0 [ 49.101359][ T3605] __se_sys_mount+0x2e3/0x3d0 [ 49.106031][ T3605] ? __x64_sys_mount+0xc0/0xc0 [ 49.110786][ T3605] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 49.116762][ T3605] ? __x64_sys_mount+0x1c/0xc0 [ 49.121523][ T3605] do_syscall_64+0x2b/0x70 [ 49.126027][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 49.131919][ T3605] RIP: 0033:0x7f10cc95717a [ 49.136327][ T3605] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 49.156096][ T3605] RSP: 002b:00007ffeb5b2ad98 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 49.164501][ T3605] RAX: ffffffffffffffda RBX: 00007ffeb5b2adf0 RCX: 00007f10cc95717a [ 49.172479][ T3605] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffeb5b2adb0 [ 49.180454][ T3605] RBP: 00007ffeb5b2adb0 R08: 00007ffeb5b2adf0 R09: 0000000000000000 [ 49.188433][ T3605] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000230 [ 49.196394][ T3605] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000002 [ 49.204370][ T3605] [ 49.207667][ T3605] Kernel Offset: disabled [ 49.212044][ T3605] Rebooting in 86400 seconds..