./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1332236431 <...> Warning: Permanently added '10.128.1.194' (ED25519) to the list of known hosts. execve("./syz-executor1332236431", ["./syz-executor1332236431"], 0x7ffdd25a2340 /* 10 vars */) = 0 brk(NULL) = 0x555576c3b000 brk(0x555576c3bd00) = 0x555576c3bd00 arch_prctl(ARCH_SET_FS, 0x555576c3b380) = 0 set_tid_address(0x555576c3b650) = 5225 set_robust_list(0x555576c3b660, 24) = 0 rseq(0x555576c3bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1332236431", 4096) = 28 getrandom("\x9d\x8f\x9f\xf8\xe6\xfd\x93\x45", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555576c3bd00 brk(0x555576c5cd00) = 0x555576c5cd00 brk(0x555576c5d000) = 0x555576c5d000 mprotect(0x7f285f206000, 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 mkdir("./syzkaller.GCegJI", 0700) = 0 chmod("./syzkaller.GCegJI", 0777) = 0 chdir("./syzkaller.GCegJI") = 0 mkdir("./0", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555576c3b650) = 5226 ./strace-static-x86_64: Process 5226 attached [pid 5226] set_robust_list(0x555576c3b660, 24) = 0 [pid 5226] chdir("./0") = 0 [pid 5226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5226] setpgid(0, 0) = 0 [pid 5226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5226] write(3, "1000", 4) = 4 [pid 5226] close(3) = 0 [pid 5226] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5226] write(1, "executing program\n", 18executing program ) = 18 [pid 5226] memfd_create("syzkaller", 0) = 3 [pid 5226] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2856c00000 [pid 5226] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5226] munmap(0x7f2856c00000, 138412032) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5226] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5226] close(3) = 0 [pid 5226] close(4) = 0 [pid 5226] mkdir("./file0", 0777) = 0 [ 80.261630][ T5226] loop0: detected capacity change from 0 to 32768 [ 80.294750][ T5226] ======================================================= [ 80.294750][ T5226] WARNING: The mand mount option has been deprecated and [pid 5226] mount("/dev/loop0", "./file0", "jfs", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME|MS_POSIXACL|MS_LAZYTIME, "") = 0 [pid 5226] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5226] chdir("./file0") = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5226] openat(AT_FDCWD, "blkio.bfq.empty_time", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5226] write(4, "\x23\x21\x20\x2e\x2f\x66\x69\x6c\x65\x30\x20\x20\x62\x6c\x6b\x69\x6f\x2e\x62\x66\x71\x2e\x65\x6d\x70\x74\x79\x5f\x74\x69\x6d\x65\x00\x0a", 34) = 34 [pid 5226] openat(AT_FDCWD, ".", O_RDONLY) = 5 [ 80.294750][ T5226] and is ignored by this kernel. Remove the mand [ 80.294750][ T5226] option from the mount to silence this warning. [ 80.294750][ T5226] ======================================================= [ 80.372267][ T5226] JFS: block map error in dbBackSplit [ 80.377936][ T5226] ERROR: (device loop0): dbDiscardAG: -EIO [ 80.377936][ T5226] [ 80.387132][ T5226] ERROR: (device loop0): remounting filesystem as read-only [ 80.394624][ T5226] syz-executor133: attempt to access beyond end of device [ 80.394624][ T5226] loop0: rw=2051, sector=2629632, nr_sectors = 8192 limit=32768 [ 80.409300][ T5226] JFS: sb_issue_discard(ffff88802d150000, 328704, 1024, GFP_NOFS, 0) = -5 => failed! [pid 5226] ioctl(5, FITRIM, {start=0x4100, len=3689330049457127424, minlen=0}) = 0 [pid 5226] exit_group(0) = ? [pid 5226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5226, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=30 /* 0.30 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x555576c3c6f0 /* 4 entries */, 32768) = 112 umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 [ 80.418878][ T5226] blkno = 50400, nblocks = 400 [ 80.423706][ T5226] ERROR: (device loop0): dbFree: block to be freed is outside the map [ 80.423706][ T5226] [ 80.462298][ T5225] ------------[ cut here ]------------ [ 80.468044][ T5225] kernel BUG at fs/jfs/inode.c:169! [ 80.473694][ T5225] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 80.480816][ T5225] CPU: 0 UID: 0 PID: 5225 Comm: syz-executor133 Not tainted 6.11.0-rc1-syzkaller-00044-g22f546873149 #0 [ 80.491941][ T5225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 80.502085][ T5225] RIP: 0010:jfs_evict_inode+0x434/0x440 [ 80.507652][ T5225] Code: df e8 b0 10 da fe e9 1d fe ff ff e8 a6 d7 72 fe 48 c7 c7 00 fa d3 8e 4c 89 ee e8 77 4c c9 01 e9 92 fd ff ff e8 8d d7 72 fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 80.527258][ T5225] RSP: 0018:ffffc900043d7a68 EFLAGS: 00010293 [ 80.533324][ T5225] RAX: ffffffff83208ee3 RBX: ffff88807aba80b8 RCX: ffff888028cb0000 [ 80.541292][ T5225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807aba8430 [ 80.549288][ T5225] RBP: ffff88807aba85f0 R08: ffffffff822e6b33 R09: 1ffffffff26e5319 [ 80.557271][ T5225] R10: dffffc0000000000 R11: ffffffff83206c50 R12: ffff88807aba8430 [ 80.565249][ T5225] R13: ffffffff8c426db0 R14: dffffc0000000000 R15: ffff88807aba8430 [ 80.573225][ T5225] FS: 0000555576c3b380(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 80.582154][ T5225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.588749][ T5225] CR2: 00007ffe5c364fb8 CR3: 0000000078108000 CR4: 0000000000350ef0 [ 80.596722][ T5225] Call Trace: [ 80.600083][ T5225] [ 80.603043][ T5225] ? __die_body+0x88/0xe0 [ 80.607684][ T5225] ? die+0xcf/0x110 [ 80.611886][ T5225] ? do_trap+0x15a/0x3a0 [ 80.616143][ T5225] ? jfs_evict_inode+0x434/0x440 [ 80.621100][ T5225] ? do_error_trap+0x1dc/0x2c0 [ 80.625876][ T5225] ? jfs_evict_inode+0x434/0x440 [ 80.630836][ T5225] ? __pfx_do_error_trap+0x10/0x10 [ 80.635960][ T5225] ? report_bug+0x3e8/0x500 [ 80.640500][ T5225] ? srso_alias_return_thunk+0x5/0xfbef5 [ 80.646138][ T5225] ? handle_invalid_op+0x34/0x40 [ 80.651087][ T5225] ? jfs_evict_inode+0x434/0x440 [ 80.656038][ T5225] ? exc_invalid_op+0x38/0x50 [ 80.660731][ T5225] ? asm_exc_invalid_op+0x1a/0x20 [ 80.665857][ T5225] ? __pfx_jfs_get_dquots+0x10/0x10 [ 80.671098][ T5225] ? dquot_drop+0x43/0x160 [ 80.675564][ T5225] ? jfs_evict_inode+0x433/0x440 [ 80.680517][ T5225] ? jfs_evict_inode+0x434/0x440 [ 80.685469][ T5225] ? jfs_evict_inode+0x433/0x440 [ 80.690459][ T5225] ? __pfx_jfs_evict_inode+0x10/0x10 [ 80.695762][ T5225] evict+0x2aa/0x630 [ 80.699668][ T5225] evict_inodes+0x5f9/0x690 [ 80.704184][ T5225] ? srso_alias_return_thunk+0x5/0xfbef5 [ 80.709822][ T5225] ? __pfx_evict_inodes+0x10/0x10 [ 80.714861][ T5225] ? dput+0x37/0x2b0 [ 80.718758][ T5225] ? srso_alias_return_thunk+0x5/0xfbef5 [ 80.724392][ T5225] generic_shutdown_super+0x9d/0x2d0 [ 80.729686][ T5225] kill_block_super+0x44/0x90 [ 80.734372][ T5225] deactivate_locked_super+0xc6/0x130 [ 80.739752][ T5225] cleanup_mnt+0x41f/0x4b0 [ 80.744170][ T5225] ? srso_alias_return_thunk+0x5/0xfbef5 [ 80.749799][ T5225] ? lockdep_hardirqs_on+0x99/0x150 [ 80.755005][ T5225] task_work_run+0x251/0x310 [ 80.759601][ T5225] ? __pfx_task_work_run+0x10/0x10 [ 80.764711][ T5225] ? path_umount+0x284/0xf70 [ 80.769314][ T5225] ptrace_notify+0x2d2/0x380 [ 80.773910][ T5225] ? __pfx_path_umount+0x10/0x10 [ 80.778854][ T5225] ? __pfx_ptrace_notify+0x10/0x10 [ 80.784060][ T5225] ? srso_alias_return_thunk+0x5/0xfbef5 [ 80.789694][ T5225] ? __x64_sys_umount+0x123/0x170 [ 80.794725][ T5225] ? __pfx___x64_sys_umount+0x10/0x10 [ 80.800276][ T5225] syscall_exit_work+0xc6/0x190 [ 80.805128][ T5225] syscall_exit_to_user_mode+0x279/0x370 [ 80.810772][ T5225] do_syscall_64+0x100/0x230 [ 80.815376][ T5225] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.821290][ T5225] RIP: 0033:0x7f285f18d4c7 [ 80.825705][ T5225] Code: 07 00 48 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 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 80.845347][ T5225] RSP: 002b:00007ffe5c365768 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 80.853795][ T5225] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f285f18d4c7 [ 80.861769][ T5225] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe5c365820 [ 80.869829][ T5225] RBP: 00007ffe5c365820 R08: 0000000000000000 R09: 0000000000000000 [ 80.877892][ T5225] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffe5c366890 [ 80.885888][ T5225] R13: 0000555576c3c6c0 R14: 431bde82d7b634db R15: 00007ffe5c3668b0 [ 80.893868][ T5225] [ 80.896878][ T5225] Modules linked in: [ 80.901103][ T5225] ---[ end trace 0000000000000000 ]--- [ 80.906975][ T5225] RIP: 0010:jfs_evict_inode+0x434/0x440 [ 80.912671][ T5225] Code: df e8 b0 10 da fe e9 1d fe ff ff e8 a6 d7 72 fe 48 c7 c7 00 fa d3 8e 4c 89 ee e8 77 4c c9 01 e9 92 fd ff ff e8 8d d7 72 fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 80.932370][ T5225] RSP: 0018:ffffc900043d7a68 EFLAGS: 00010293 [ 80.938714][ T5225] RAX: ffffffff83208ee3 RBX: ffff88807aba80b8 RCX: ffff888028cb0000 [ 80.946775][ T5225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807aba8430 [ 80.954806][ T5225] RBP: ffff88807aba85f0 R08: ffffffff822e6b33 R09: 1ffffffff26e5319 [ 80.962838][ T5225] R10: dffffc0000000000 R11: ffffffff83206c50 R12: ffff88807aba8430 [ 80.970827][ T5225] R13: ffffffff8c426db0 R14: dffffc0000000000 R15: ffff88807aba8430 [ 80.978893][ T5225] FS: 0000555576c3b380(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 80.987897][ T5225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.994558][ T5225] CR2: 00007ffe5c364fb8 CR3: 0000000078108000 CR4: 0000000000350ef0 [ 81.002556][ T5225] Kernel panic - not syncing: Fatal exception [ 81.009171][ T5225] Kernel Offset: disabled [ 81.013577][ T5225] Rebooting in 86400 seconds..