./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1713322882 <...> Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. execve("./syz-executor1713322882", ["./syz-executor1713322882"], 0x7ffebbf58440 /* 10 vars */) = 0 brk(NULL) = 0x555556ac7000 brk(0x555556ac7c40) = 0x555556ac7c40 arch_prctl(ARCH_SET_FS, 0x555556ac7300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1713322882", 4096) = 28 brk(0x555556ae8c40) = 0x555556ae8c40 brk(0x555556ae9000) = 0x555556ae9000 mprotect(0x7fa91ceae000, 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 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa9149d5000 write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x08\x01\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x03\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x02\x00\x00\x00\xbb\x02\x87\x1c\xc7\xbb\xb3\x5e\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 munmap(0x7fa9149d5000, 2097152) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./file0", 0777) = 0 [ 66.555611][ T5072] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5072 'syz-executor171' [ 66.594684][ T5072] loop0: detected capacity change from 0 to 4096 mount("/dev/loop0", "./file0", "ntfs3", MS_NOEXEC|MS_SYNCHRONOUS|MS_REC|MS_STRICTATIME, "") = 0 openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 chdir("./file0") = 0 ioctl(4, LOOP_CLR_FD) = 0 close(4) = 0 open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_NOATIME|FASYNC, 000) = 4 open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 5 ftruncate(5, 33587195) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 write(6, "38", 2) = 2 [ 66.607492][ T5072] ntfs3: loop0: Different NTFS' sector size (2048) and media sector size (512) [ 66.622725][ T5072] ntfs3: loop0: Mark volume as dirty due to NTFS errors [ 66.654728][ T5072] FAULT_INJECTION: forcing a failure. [ 66.654728][ T5072] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 66.670872][ T5072] CPU: 0 PID: 5072 Comm: syz-executor171 Not tainted 6.3.0-rc3-syzkaller-00362-g18940c888c85 #0 [ 66.681522][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 66.691611][ T5072] Call Trace: [ 66.694900][ T5072] [ 66.697865][ T5072] dump_stack_lvl+0x1e7/0x2d0 [ 66.702579][ T5072] ? nf_tcp_handle_invalid+0x650/0x650 [ 66.708056][ T5072] ? panic+0x770/0x770 [ 66.712167][ T5072] should_fail_ex+0x3aa/0x4e0 [ 66.716893][ T5072] prepare_alloc_pages+0x1d9/0x5b0 [ 66.722046][ T5072] __alloc_pages+0x165/0x670 [ 66.726761][ T5072] ? zone_statistics+0x170/0x170 [ 66.731820][ T5072] folio_alloc+0x1e/0x60 [ 66.736091][ T5072] filemap_alloc_folio+0xde/0x500 [ 66.741139][ T5072] ? rcu_lock_release+0x5/0x30 [ 66.746111][ T5072] ? filemap_add_folio+0x580/0x580 [ 66.751256][ T5072] ? xas_descend+0x223/0x440 [ 66.755875][ T5072] ? xas_load+0x12c/0x140 [ 66.760305][ T5072] __filemap_get_folio+0x719/0xe50 [ 66.765443][ T5072] ? page_cache_prev_miss+0x500/0x500 [ 66.770878][ T5072] ? ni_readpage_cmpr+0x207/0xa70 [ 66.775924][ T5072] ? rcu_is_watching+0x15/0xb0 [ 66.780713][ T5072] pagecache_get_page+0x2c/0x240 [ 66.785757][ T5072] ni_readpage_cmpr+0x313/0xa70 [ 66.790637][ T5072] ntfs_read_folio+0x19e/0x210 [ 66.795427][ T5072] filemap_read_folio+0x19d/0x7a0 [ 66.800474][ T5072] ? filemap_add_folio+0x580/0x580 [ 66.805602][ T5072] ? ntfs_get_link+0x110/0x110 [ 66.810404][ T5072] ? maybe_unlock_mmap_for_io+0x140/0x140 [ 66.816149][ T5072] ? __down_read_common+0x184/0x2c0 [ 66.821387][ T5072] filemap_get_pages+0xdf7/0x20c0 [ 66.826432][ T5072] ? read_lock_is_recursive+0x20/0x20 [ 66.831821][ T5072] ? rcu_lock_release+0x5/0x30 [ 66.836635][ T5072] ? filemap_read+0x1170/0x1170 [ 66.841507][ T5072] ? __kernel_text_address+0xd/0x40 [ 66.846742][ T5072] ? __might_sleep+0xc0/0xc0 [ 66.851395][ T5072] filemap_read+0x45a/0x1170 [ 66.856035][ T5072] ? __kasan_kmalloc+0x98/0xb0 [ 66.860822][ T5072] ? do_splice_direct+0x283/0x3d0 [ 66.865874][ T5072] ? do_sendfile+0x620/0xff0 [ 66.870489][ T5072] ? __se_sys_sendfile64+0x17c/0x1e0 [ 66.875799][ T5072] ? filemap_get_folios_tag+0x8c0/0x8c0 [ 66.881374][ T5072] ? generic_file_read_iter+0x94/0x540 [ 66.886863][ T5072] ? iov_iter_pipe+0xcb/0x330 [ 66.891570][ T5072] ? ntfs_file_read_iter+0x196/0x210 [ 66.896885][ T5072] generic_file_splice_read+0x240/0x640 [ 66.902481][ T5072] ? direct_splice_read+0xa10/0xa10 [ 66.907835][ T5072] ? fsnotify_perm+0x42f/0x590 [ 66.912623][ T5072] splice_direct_to_actor+0x40c/0xbd0 [ 66.918037][ T5072] ? do_splice_direct+0x3d0/0x3d0 [ 66.923088][ T5072] ? pipe_to_sendpage+0x350/0x350 [ 66.928176][ T5072] ? fsnotify_perm+0x67/0x590 [ 66.932891][ T5072] ? bpf_lsm_file_permission+0x9/0x10 [ 66.938292][ T5072] do_splice_direct+0x283/0x3d0 [ 66.943175][ T5072] ? splice_direct_to_actor+0xbd0/0xbd0 [ 66.948778][ T5072] ? rcu_read_lock_any_held+0xb7/0x160 [ 66.954364][ T5072] do_sendfile+0x620/0xff0 [ 66.958801][ T5072] ? ptrace_stop+0x75a/0x970 [ 66.963424][ T5072] ? do_pwritev+0x360/0x360 [ 66.968125][ T5072] ? _raw_spin_unlock_irq+0x2e/0x50 [ 66.973350][ T5072] ? ptrace_notify+0x278/0x380 [ 66.978147][ T5072] __se_sys_sendfile64+0x17c/0x1e0 [ 66.983288][ T5072] ? __x64_sys_sendfile64+0xb0/0xb0 [ 66.988512][ T5072] ? syscall_enter_from_user_mode+0x32/0x230 [ 66.994515][ T5072] ? syscall_enter_from_user_mode+0x8c/0x230 [ 67.000517][ T5072] do_syscall_64+0x41/0xc0 [ 67.004966][ T5072] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 67.010883][ T5072] RIP: 0033:0x7fa91ce21c99 [ 67.015315][ T5072] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 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 [ 67.034939][ T5072] RSP: 002b:00007ffeca2f5ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 67.043463][ T5072] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa91ce21c99 [ 67.051540][ T5072] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 67.059613][ T5072] RBP: 00007ffeca2f5ac0 R08: 0000000000000002 R09: 00007fa91c003833 [ 67.067600][ T5072] R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000006 [ 67.075585][ T5072] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 67.083587][ T5072] [ 67.087852][ T5072] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN [ 67.099607][ T5072] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] [ 67.108019][ T5072] CPU: 1 PID: 5072 Comm: syz-executor171 Not tainted 6.3.0-rc3-syzkaller-00362-g18940c888c85 #0 [ 67.118432][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 67.128664][ T5072] RIP: 0010:unlock_page+0x28/0x140 [ 67.133812][ T5072] Code: 40 00 f3 0f 1e fa 41 57 41 56 41 54 53 49 89 fe 49 bf 00 00 00 00 00 fc ff df e8 13 b5 cd ff 49 8d 5e 08 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 a9 6b 23 00 48 8b 1b 48 89 de 48 [ 67.153518][ T5072] RSP: 0018:ffffc90003c4f298 EFLAGS: 00010202 [ 67.159595][ T5072] RAX: 0000000000000001 RBX: 0000000000000008 RCX: ffff888024d73a80 [ 67.167594][ T5072] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.175679][ T5072] RBP: 0000000000000001 R08: ffffffff82c818c4 R09: fffff940003999b9 [ 67.183661][ T5072] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88802ab1dd88 [ 67.191731][ T5072] R13: 00000000fffffff4 R14: 0000000000000000 R15: dffffc0000000000 [ 67.199793][ T5072] FS: 0000555556ac7300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 67.208730][ T5072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.215318][ T5072] CR2: 000055b5340daa10 CR3: 0000000026126000 CR4: 00000000003506e0 [ 67.223297][ T5072] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.231275][ T5072] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.239264][ T5072] Call Trace: [ 67.242549][ T5072] [ 67.245517][ T5072] ni_readpage_cmpr+0x42a/0xa70 [ 67.250403][ T5072] ntfs_read_folio+0x19e/0x210 [ 67.255199][ T5072] filemap_read_folio+0x19d/0x7a0 [ 67.260251][ T5072] ? filemap_add_folio+0x580/0x580 [ 67.265399][ T5072] ? ntfs_get_link+0x110/0x110 [ 67.270263][ T5072] ? maybe_unlock_mmap_for_io+0x140/0x140 [ 67.276008][ T5072] ? __down_read_common+0x184/0x2c0 [ 67.281228][ T5072] filemap_get_pages+0xdf7/0x20c0 [ 67.286294][ T5072] ? read_lock_is_recursive+0x20/0x20 [ 67.291677][ T5072] ? rcu_lock_release+0x5/0x30 [ 67.296545][ T5072] ? filemap_read+0x1170/0x1170 [ 67.301402][ T5072] ? __kernel_text_address+0xd/0x40 [ 67.306618][ T5072] ? __might_sleep+0xc0/0xc0 [ 67.311256][ T5072] filemap_read+0x45a/0x1170 [ 67.315860][ T5072] ? __kasan_kmalloc+0x98/0xb0 [ 67.320632][ T5072] ? do_splice_direct+0x283/0x3d0 [ 67.325712][ T5072] ? do_sendfile+0x620/0xff0 [ 67.330306][ T5072] ? __se_sys_sendfile64+0x17c/0x1e0 [ 67.335603][ T5072] ? filemap_get_folios_tag+0x8c0/0x8c0 [ 67.341161][ T5072] ? generic_file_read_iter+0x94/0x540 [ 67.346648][ T5072] ? iov_iter_pipe+0xcb/0x330 [ 67.351336][ T5072] ? ntfs_file_read_iter+0x196/0x210 [ 67.356629][ T5072] generic_file_splice_read+0x240/0x640 [ 67.362196][ T5072] ? direct_splice_read+0xa10/0xa10 [ 67.367446][ T5072] ? fsnotify_perm+0x42f/0x590 [ 67.372254][ T5072] splice_direct_to_actor+0x40c/0xbd0 [ 67.377671][ T5072] ? do_splice_direct+0x3d0/0x3d0 [ 67.382710][ T5072] ? pipe_to_sendpage+0x350/0x350 [ 67.387748][ T5072] ? fsnotify_perm+0x67/0x590 [ 67.392432][ T5072] ? bpf_lsm_file_permission+0x9/0x10 [ 67.397833][ T5072] do_splice_direct+0x283/0x3d0 [ 67.402742][ T5072] ? splice_direct_to_actor+0xbd0/0xbd0 [ 67.408318][ T5072] ? rcu_read_lock_any_held+0xb7/0x160 [ 67.413804][ T5072] do_sendfile+0x620/0xff0 [ 67.418233][ T5072] ? ptrace_stop+0x75a/0x970 [ 67.422984][ T5072] ? do_pwritev+0x360/0x360 [ 67.427541][ T5072] ? _raw_spin_unlock_irq+0x2e/0x50 [ 67.432857][ T5072] ? ptrace_notify+0x278/0x380 [ 67.437823][ T5072] __se_sys_sendfile64+0x17c/0x1e0 [ 67.443051][ T5072] ? __x64_sys_sendfile64+0xb0/0xb0 [ 67.448275][ T5072] ? syscall_enter_from_user_mode+0x32/0x230 [ 67.454275][ T5072] ? syscall_enter_from_user_mode+0x8c/0x230 [ 67.460268][ T5072] do_syscall_64+0x41/0xc0 [ 67.464697][ T5072] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 67.470600][ T5072] RIP: 0033:0x7fa91ce21c99 [ 67.475045][ T5072] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 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 [ 67.494850][ T5072] RSP: 002b:00007ffeca2f5ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 67.503273][ T5072] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa91ce21c99 [ 67.511373][ T5072] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 67.519359][ T5072] RBP: 00007ffeca2f5ac0 R08: 0000000000000002 R09: 00007fa91c003833 [ 67.527466][ T5072] R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000006 [ 67.535448][ T5072] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 67.543453][ T5072] [ 67.546481][ T5072] Modules linked in: [ 67.550752][ T5072] ---[ end trace 0000000000000000 ]--- [ 67.556239][ T5072] RIP: 0010:unlock_page+0x28/0x140 [ 67.561492][ T5072] Code: 40 00 f3 0f 1e fa 41 57 41 56 41 54 53 49 89 fe 49 bf 00 00 00 00 00 fc ff df e8 13 b5 cd ff 49 8d 5e 08 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 a9 6b 23 00 48 8b 1b 48 89 de 48 [ 67.581215][ T5072] RSP: 0018:ffffc90003c4f298 EFLAGS: 00010202 [ 67.587521][ T5072] RAX: 0000000000000001 RBX: 0000000000000008 RCX: ffff888024d73a80 [ 67.595527][ T5072] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.603749][ T5072] RBP: 0000000000000001 R08: ffffffff82c818c4 R09: fffff940003999b9 [ 67.612048][ T5072] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88802ab1dd88 [ 67.620084][ T5072] R13: 00000000fffffff4 R14: 0000000000000000 R15: dffffc0000000000 [ 67.628156][ T5072] FS: 0000555556ac7300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 67.637156][ T5072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.643948][ T5072] CR2: 000055b5340daa10 CR3: 0000000026126000 CR4: 00000000003506e0 [ 67.651985][ T5072] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.660070][ T5072] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.668157][ T5072] Kernel panic - not syncing: Fatal exception [ 67.674489][ T5072] Kernel Offset: disabled [ 67.678830][ T5072] Rebooting in 86400 seconds..