./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3658248549 <...> Warning: Permanently added '10.128.1.53' (ED25519) to the list of known hosts. execve("./syz-executor3658248549", ["./syz-executor3658248549"], 0x7ffd8cde6c90 /* 10 vars */) = 0 brk(NULL) = 0x55556003a000 brk(0x55556003ad00) = 0x55556003ad00 arch_prctl(ARCH_SET_FS, 0x55556003a380) = 0 set_tid_address(0x55556003a650) = 5071 set_robust_list(0x55556003a660, 24) = 0 rseq(0x55556003aca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3658248549", 4096) = 28 getrandom("\xcc\x92\x83\x3a\x46\xa5\x25\x75", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556003ad00 brk(0x55556005bd00) = 0x55556005bd00 brk(0x55556005c000) = 0x55556005c000 mprotect(0x7f5aa3e85000, 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.1OjNIP", 0700) = 0 chmod("./syzkaller.1OjNIP", 0777) = 0 chdir("./syzkaller.1OjNIP") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556003a650) = 5072 ./strace-static-x86_64: Process 5072 attached [pid 5072] set_robust_list(0x55556003a660, 24) = 0 [pid 5072] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5072] setsid() = 1 [pid 5072] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5072] unshare(CLONE_NEWNS) = 0 [pid 5072] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5072] unshare(CLONE_NEWIPC) = 0 [pid 5072] unshare(CLONE_NEWCGROUP) = 0 [pid 5072] unshare(CLONE_NEWUTS) = 0 [pid 5072] unshare(CLONE_SYSVSEM) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "16777216", 8) = 8 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "536870912", 9) = 9 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "8192", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5072] close(3) = 0 [pid 5072] getpid() = 1 [pid 5072] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 0 [pid 5072] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5072] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] getdents64(3, 0x55556003b6f0 /* 4 entries */, 32768) = 104 [pid 5072] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy) [pid 5072] newfstatat(AT_FDCWD, "./0/bus", {st_mode=S_IFDIR|0755, st_size=64, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy) [pid 5072] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5072] newfstatat(4, "", {st_mode=S_IFDIR|0755, st_size=64, ...}, AT_EMPTY_PATH) = 0 [ 73.911579][ T5072] ERROR: (device loop0): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 1 [ 73.911579][ T5072] [ 73.924101][ T5072] ERROR: (device loop0): remounting filesystem as read-only [ 73.931555][ T5072] ERROR: (device loop0): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 3 [ 73.931555][ T5072] [ 73.942845][ T5072] ERROR: (device loop0): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 4 [ 73.942845][ T5072] [pid 5072] getdents64(4, 0x555560043730 /* 4 entries */, 32768) = 112 [pid 5072] umount2("./0/bus/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./0/bus/file0", {st_mode=S_IFDIR|000, st_size=1, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./0/bus/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./0/bus/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5072] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=1, ...}, AT_EMPTY_PATH) = 0 [pid 5072] getdents64(5, 0x55556004b770 /* 2 entries */, 32768) = 48 [pid 5072] getdents64(5, 0x55556004b770 /* 0 entries */, 32768) = 0 [pid 5072] close(5) = 0 [ 73.954151][ T5072] ERROR: (device loop0): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 5 [ 73.954151][ T5072] [ 73.965457][ T5072] ERROR: (device loop0): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 6 [ 73.965457][ T5072] [ 73.976761][ T5072] ERROR: (device loop0): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 7 [ 73.976761][ T5072] [pid 5072] rmdir("./0/bus/file0") = -1 EROFS (Read-only file system) [pid 5072] umount2("./0/bus/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./0/bus/file0", {st_mode=S_IFDIR|000, st_size=1, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./0/bus/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./0/bus/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5072] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=1, ...}, AT_EMPTY_PATH) = 0 [pid 5072] getdents64(5, 0x55556004b770 /* 2 entries */, 32768) = 48 [pid 5072] getdents64(5, 0x55556004b770 /* 0 entries */, 32768) = 0 [pid 5072] close(5) = 0 [pid 5072] rmdir("./0/bus/file0") = -1 EROFS (Read-only file system) [pid 5072] getdents64(4, 0x555560043730 /* 0 entries */, 32768) = 0 [pid 5072] close(4) = 0 [pid 5072] rmdir("./0/bus") = -1 EBUSY (Device or resource busy) [pid 5072] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy) [pid 5072] exit_group(1) = ? [ 74.140885][ T5072] ================================================================== [ 74.148998][ T5072] BUG: KASAN: user-memory-access in __destroy_inode+0x479/0x650 [ 74.156637][ T5072] Write of size 4 at addr 0000000b00000000 by task syz-executor365/5072 [ 74.164972][ T5072] [ 74.167306][ T5072] CPU: 0 PID: 5072 Comm: syz-executor365 Not tainted 6.9.0-rc6-syzkaller-00053-g0106679839f7 #0 [ 74.177741][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 74.187796][ T5072] Call Trace: [ 74.191072][ T5072] [ 74.194000][ T5072] dump_stack_lvl+0x241/0x360 [ 74.198704][ T5072] ? __pfx_dump_stack_lvl+0x10/0x10 [ 74.203914][ T5072] ? __pfx__printk+0x10/0x10 [ 74.208546][ T5072] ? _printk+0xd5/0x120 [ 74.212726][ T5072] print_report+0xe8/0x550 [ 74.217153][ T5072] ? __virt_addr_valid+0x58/0x520 [ 74.222198][ T5072] ? __destroy_inode+0x479/0x650 [ 74.227229][ T5072] kasan_report+0x143/0x180 [ 74.231745][ T5072] ? __destroy_inode+0x479/0x650 [ 74.236698][ T5072] kasan_check_range+0x282/0x290 [ 74.241648][ T5072] __destroy_inode+0x479/0x650 [ 74.246422][ T5072] evict+0x521/0x630 [ 74.250330][ T5072] evict_inodes+0x5f9/0x690 [ 74.254851][ T5072] ? __pfx_evict_inodes+0x10/0x10 [ 74.259894][ T5072] generic_shutdown_super+0x9d/0x2d0 [ 74.265189][ T5072] kill_block_super+0x44/0x90 [ 74.269877][ T5072] deactivate_locked_super+0xc4/0x130 [ 74.275255][ T5072] cleanup_mnt+0x426/0x4c0 [ 74.279710][ T5072] ? _raw_spin_unlock_irq+0x23/0x50 [ 74.284932][ T5072] task_work_run+0x24f/0x310 [ 74.289548][ T5072] ? __pfx_task_work_run+0x10/0x10 [ 74.294679][ T5072] ? do_exit+0xa16/0x27e0 [ 74.299045][ T5072] ? kmem_cache_free+0x10b/0x2c0 [ 74.304015][ T5072] do_exit+0xa1b/0x27e0 [ 74.308209][ T5072] ? __pfx_do_exit+0x10/0x10 [ 74.312814][ T5072] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 74.318807][ T5072] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.325239][ T5072] ? _raw_spin_unlock_irq+0x23/0x50 [ 74.330470][ T5072] ? lockdep_hardirqs_on+0x99/0x150 [ 74.335684][ T5072] do_group_exit+0x207/0x2c0 [ 74.340291][ T5072] __x64_sys_exit_group+0x3f/0x40 [ 74.345340][ T5072] do_syscall_64+0xf5/0x240 [ 74.349857][ T5072] ? clear_bhb_loop+0x35/0x90 [ 74.354545][ T5072] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.360443][ T5072] RIP: 0033:0x7f5aa3e09449 [ 74.364863][ T5072] Code: Unable to access opcode bytes at 0x7f5aa3e0941f. [ 74.371884][ T5072] RSP: 002b:00007ffd69b0d248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.380307][ T5072] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5aa3e09449 [ 74.388284][ T5072] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 74.396262][ T5072] RBP: 00007f5aa3e8b370 R08: ffffffffffffffb8 R09: 0000000000000000 [ 74.404251][ T5072] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f5aa3e8b370 [ 74.412226][ T5072] R13: 0000000000000000 R14: 00007f5aa3e8c0e0 R15: 00007f5aa3dd7400 [ 74.420232][ T5072] [ 74.423256][ T5072] ================================================================== [ 74.435699][ T5072] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 74.443539][ T5072] CPU: 0 PID: 5072 Comm: syz-executor365 Not tainted 6.9.0-rc6-syzkaller-00053-g0106679839f7 #0 [ 74.453983][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 74.464079][ T5072] Call Trace: [ 74.467403][ T5072] [ 74.470357][ T5072] dump_stack_lvl+0x241/0x360 [ 74.475076][ T5072] ? __pfx_dump_stack_lvl+0x10/0x10 [ 74.480321][ T5072] ? __pfx__printk+0x10/0x10 [ 74.484945][ T5072] ? preempt_schedule+0xe1/0xf0 [ 74.489944][ T5072] ? vscnprintf+0x5d/0x90 [ 74.494303][ T5072] panic+0x349/0x860 [ 74.498227][ T5072] ? check_panic_on_warn+0x21/0xb0 [ 74.503444][ T5072] ? __pfx_panic+0x10/0x10 [ 74.507891][ T5072] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 74.513891][ T5072] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 74.520243][ T5072] ? print_report+0xe8/0x550 [ 74.524864][ T5072] check_panic_on_warn+0x86/0xb0 [ 74.529826][ T5072] ? __destroy_inode+0x479/0x650 [ 74.534872][ T5072] end_report+0x77/0x160 [ 74.539153][ T5072] kasan_report+0x154/0x180 [ 74.543685][ T5072] ? __destroy_inode+0x479/0x650 [ 74.548645][ T5072] kasan_check_range+0x282/0x290 [ 74.554402][ T5072] __destroy_inode+0x479/0x650 [ 74.559207][ T5072] evict+0x521/0x630 [ 74.563164][ T5072] evict_inodes+0x5f9/0x690 [ 74.567713][ T5072] ? __pfx_evict_inodes+0x10/0x10 [ 74.572770][ T5072] generic_shutdown_super+0x9d/0x2d0 [ 74.578094][ T5072] kill_block_super+0x44/0x90 [ 74.582791][ T5072] deactivate_locked_super+0xc4/0x130 [ 74.588182][ T5072] cleanup_mnt+0x426/0x4c0 [ 74.592705][ T5072] ? _raw_spin_unlock_irq+0x23/0x50 [ 74.598030][ T5072] task_work_run+0x24f/0x310 [ 74.602668][ T5072] ? __pfx_task_work_run+0x10/0x10 [ 74.607811][ T5072] ? do_exit+0xa16/0x27e0 [ 74.612160][ T5072] ? kmem_cache_free+0x10b/0x2c0 [ 74.617134][ T5072] do_exit+0xa1b/0x27e0 [ 74.621334][ T5072] ? __pfx_do_exit+0x10/0x10 [ 74.625940][ T5072] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 74.631930][ T5072] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.638375][ T5072] ? _raw_spin_unlock_irq+0x23/0x50 [ 74.643696][ T5072] ? lockdep_hardirqs_on+0x99/0x150 [ 74.648934][ T5072] do_group_exit+0x207/0x2c0 [ 74.653561][ T5072] __x64_sys_exit_group+0x3f/0x40 [ 74.658635][ T5072] do_syscall_64+0xf5/0x240 [ 74.663181][ T5072] ? clear_bhb_loop+0x35/0x90 [ 74.667915][ T5072] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.673830][ T5072] RIP: 0033:0x7f5aa3e09449 [ 74.678253][ T5072] Code: Unable to access opcode bytes at 0x7f5aa3e0941f. [ 74.685271][ T5072] RSP: 002b:00007ffd69b0d248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.693790][ T5072] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5aa3e09449 [ 74.701856][ T5072] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 74.709834][ T5072] RBP: 00007f5aa3e8b370 R08: ffffffffffffffb8 R09: 0000000000000000 [ 74.717833][ T5072] R10: 0000000000001000 R11: 0000000000000246 R12: 00007f5aa3e8b370 [ 74.725816][ T5072] R13: 0000000000000000 R14: 00007f5aa3e8c0e0 R15: 00007f5aa3dd7400 [ 74.733810][ T5072] [ 74.736925][ T5072] Kernel Offset: disabled [ 74.741322][ T5072] Rebooting in 86400 seconds..