ci-upstream-kasan-gce-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-root/syz-executor2748905206 <...> Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce-root/syz-executor2748905206", ["ci-upstream-kasan-gce-root/syz-executor2748905206"], 0x7ffdb0059860 /* 10 vars */) = 0 brk(NULL) = 0x555574e2d000 brk(0x555574e2dd80) = 0x555574e2dd80 arch_prctl(ARCH_SET_FS, 0x555574e2d400) = 0 set_tid_address(0x555574e2d6d0) = 5622 set_robust_list(0x555574e2d6e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-kasan-gce-root/syz-executor2748905206", 4096) = 55 getrandom("\x6a\x94\x97\xa6\xce\x87\x90\x32", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555574e2dd80 brk(0x555574e4ed80) = 0x555574e4ed80 brk(0x555574e4f000) = 0x555574e4f000 mprotect(0x7f6b803c6000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 getrandom("\x5c\xd7\x33\xbf\x59\xf8\x90\x47", 8, GRND_NONBLOCK) = 8 mkdir("./syzkaller.Wi3Yv9", 0700) = 0 chmod("./syzkaller.Wi3Yv9", 0777) = 0 chdir("./syzkaller.Wi3Yv9") = 0 mkdir("./0", 0777) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce-root/strace-static-x86_64: Process 5623 attached , child_tidptr=0x555574e2d6d0) = 5623 [pid 5623] set_robust_list(0x555574e2d6e0, 24) = 0 [pid 5622] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] chdir("./0") = 0 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5623] setpgid(0, 0) = 0 [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5623] write(3, "1000", 4) = 4 [pid 5623] close(3) = 0 [pid 5623] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5623] write(1, "executing program\n", 18) = 18 [pid 5623] mkdirat(AT_FDCWD, "./dev", 0777) = 0 [pid 5623] mount(NULL, "./dev", "devtmpfs", 0, NULL) = 0 [pid 5623] mkdirat(AT_FDCWD, "./mnt", 0777) = 0 [pid 5623] mount("./dev/mtdblock0", "./mnt", "jffs2", 0, NULL) = 0 [pid 5623] setxattr("./mnt", "trusted.overlay.opaque", NULL, 0, XATTR_CREATE) = 0 [pid 5623] exit_group(0) = ? [pid 5623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5623, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 88.248781][ T5623] jffs2: notice: (5623) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found. umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555574e2e7a0 /* 5 entries */, 32768) = 128 [ 88.339765][ T5622] ------------[ cut here ]------------ [ 88.346277][ T5622] kernel BUG at fs/jffs2/nodelist.c:462! [ 88.352407][ T5622] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 88.358956][ T5622] CPU: 1 UID: 0 PID: 5622 Comm: syz-executor274 Not tainted syzkaller #0 PREEMPT(full) [ 88.369179][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 88.379320][ T5622] RIP: 0010:jffs2_del_ino_cache+0x2b9/0x2c0 [ 88.385329][ T5622] Code: fe e9 51 ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 4f fe ff ff 4c 89 e7 e8 f2 01 fd fe e9 42 fe ff ff e8 c8 65 8f fe 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 88.405129][ T5622] RSP: 0018:ffffc900038df978 EFLAGS: 00010293 [ 88.411286][ T5622] RAX: ffffffff83379bc8 RBX: ffff88807ca96ec0 RCX: ffff88807a33dd00 [ 88.419365][ T5622] RDX: 0000000000000000 RSI: ffff88807ca96ec0 RDI: ffff8880324de000 [ 88.427520][ T5622] RBP: 0000000000000006 R08: ffff8880324de363 R09: 1ffff1100649bc6c [ 88.435609][ T5622] R10: dffffc0000000000 R11: ffffed100649bc6d R12: ffff88807ca96ec0 [ 88.443567][ T5622] R13: dffffc0000000000 R14: ffff88807ca96ee0 R15: ffff8880324de000 [ 88.451571][ T5622] FS: 0000555574e2d400(0000) GS:ffff888125049000(0000) knlGS:0000000000000000 [ 88.460511][ T5622] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.467094][ T5622] CR2: 00007fff35686e20 CR3: 000000007b001000 CR4: 0000000000350ef0 [ 88.475090][ T5622] Call Trace: [ 88.478363][ T5622] [ 88.481270][ T5622] ? jffs2_do_clear_inode+0x314/0x390 [ 88.486645][ T5622] jffs2_do_clear_inode+0x31f/0x390 [ 88.492014][ T5622] ? __pfx_jffs2_evict_inode+0x10/0x10 [ 88.497477][ T5622] evict+0x624/0xb50 [ 88.501701][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.507366][ T5622] ? __pfx_evict+0x10/0x10 [ 88.511816][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.518004][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.523653][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.529404][ T5622] ? do_raw_spin_unlock+0xf5/0x210 [ 88.534524][ T5622] evict_inodes+0x7e3/0x870 [ 88.539035][ T5622] ? __pfx_cgroup_writeback_umount+0x10/0x10 [ 88.545104][ T5622] ? __pfx_evict_inodes+0x10/0x10 [ 88.550138][ T5622] ? jffs2_sync_fs+0x97/0xb0 [ 88.554743][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.560365][ T5622] ? sync_filesystem+0x1f6/0x230 [ 88.565318][ T5622] generic_shutdown_super+0xaa/0x2d0 [ 88.570674][ T5622] kill_mtd_super+0x23/0x70 [ 88.575192][ T5622] jffs2_kill_sb+0x96/0xb0 [ 88.579614][ T5622] deactivate_locked_super+0xbc/0x130 [ 88.584992][ T5622] cleanup_mnt+0x3d3/0x460 [ 88.589494][ T5622] task_work_run+0x1d9/0x270 [ 88.594111][ T5622] ? __pfx_task_work_run+0x10/0x10 [ 88.599535][ T5622] ? path_umount+0x24f/0xb40 [ 88.604314][ T5622] ptrace_notify+0x27c/0x2b0 [ 88.609044][ T5622] ? __pfx_ptrace_notify+0x10/0x10 [ 88.614366][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.620227][ T5622] ? __x64_sys_umount+0x12a/0x170 [ 88.625256][ T5622] ? __pfx___x64_sys_umount+0x10/0x10 [ 88.630665][ T5622] ? srso_alias_return_thunk+0x5/0xfbef5 [ 88.636321][ T5622] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.642403][ T5622] ptrace_report_syscall_exit+0x2d/0x50 [ 88.647953][ T5622] do_syscall_64+0x4f0/0x580 [ 88.652560][ T5622] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.658617][ T5622] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.664499][ T5622] RIP: 0033:0x7f6b80332f37 [ 88.668902][ T5622] Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 54 8b 09 00 00 00 00 00 eb 96 e8 61 05 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d8 ff ff ff f7 d8 64 89 02 b8 [ 88.688835][ T5622] RSP: 002b:00007fff35687478 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 88.697245][ T5622] RAX: 0000000000000000 RBX: 0000000000015847 RCX: 00007f6b80332f37 [ 88.705289][ T5622] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff35687530 [ 88.713696][ T5622] RBP: 00007fff35687530 R08: 00007fff35688530 R09: 00000000ffffffff [ 88.721668][ T5622] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff356885a0 [ 88.729710][ T5622] R13: 0000555574e2e770 R14: 00007fff356885a0 R15: 0000000000000001 [ 88.737820][ T5622] [ 88.741039][ T5622] Modules linked in: [ 88.745757][ T5622] ---[ end trace 0000000000000000 ]--- [ 88.751770][ T5622] RIP: 0010:jffs2_del_ino_cache+0x2b9/0x2c0 [ 88.757726][ T5622] Code: fe e9 51 ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 4f fe ff ff 4c 89 e7 e8 f2 01 fd fe e9 42 fe ff ff e8 c8 65 8f fe 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 88.777749][ T5622] RSP: 0018:ffffc900038df978 EFLAGS: 00010293 [ 88.783919][ T5622] RAX: ffffffff83379bc8 RBX: ffff88807ca96ec0 RCX: ffff88807a33dd00 [ 88.792318][ T5622] RDX: 0000000000000000 RSI: ffff88807ca96ec0 RDI: ffff8880324de000 [ 88.800348][ T5622] RBP: 0000000000000006 R08: ffff8880324de363 R09: 1ffff1100649bc6c [ 88.808447][ T5622] R10: dffffc0000000000 R11: ffffed100649bc6d R12: ffff88807ca96ec0 [ 88.816743][ T5622] R13: dffffc0000000000 R14: ffff88807ca96ee0 R15: ffff8880324de000 [ 88.825049][ T5622] FS: 0000555574e2d400(0000) GS:ffff888124f49000(0000) knlGS:0000000000000000 [ 88.834134][ T5622] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.840776][ T5622] CR2: 0000555574e367a8 CR3: 000000007b001000 CR4: 0000000000350ef0 [ 88.848944][ T5622] Kernel panic - not syncing: Fatal exception [ 88.855732][ T5622] Kernel Offset: disabled [ 88.860538][ T5622] Rebooting in 86400 seconds..