./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1313626869 <...> Warning: Permanently added '10.128.0.9' (ED25519) to the list of known hosts. execve("./syz-executor1313626869", ["./syz-executor1313626869"], 0x7ffee37026b0 /* 10 vars */) = 0 brk(NULL) = 0x55555753c000 brk(0x55555753cd00) = 0x55555753cd00 arch_prctl(ARCH_SET_FS, 0x55555753c380) = 0 set_tid_address(0x55555753c650) = 5013 set_robust_list(0x55555753c660, 24) = 0 rseq(0x55555753cca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1313626869", 4096) = 28 getrandom("\xb1\x04\x1b\xaf\x32\x43\x09\xe5", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555753cd00 brk(0x55555755dd00) = 0x55555755dd00 brk(0x55555755e000) = 0x55555755e000 mprotect(0x7efcbbe41000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555753c650) = 5014 ./strace-static-x86_64: Process 5014 attached [pid 5014] set_robust_list(0x55555753c660, 24) = 0 [pid 5014] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5014] setsid() = 1 [pid 5014] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5014] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5014] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5014] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5014] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5014] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5014] unshare(CLONE_NEWNS) = 0 [pid 5014] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5014] unshare(CLONE_NEWIPC) = 0 [pid 5014] unshare(CLONE_NEWCGROUP) = 0 [pid 5014] unshare(CLONE_NEWUTS) = 0 [pid 5014] unshare(CLONE_SYSVSEM) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "16777216", 8) = 8 [pid 5014] close(3) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "536870912", 9) = 9 [pid 5014] close(3) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "1024", 4) = 4 [pid 5014] close(3) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "8192", 4) = 4 [pid 5014] close(3) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "1024", 4) = 4 [pid 5014] close(3) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "1024", 4) = 4 [pid 5014] close(3) = 0 [pid 5014] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5014] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5014] close(3) = 0 [pid 5014] getpid() = 1 [pid 5014] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 54.362765][ T5014] dump_stack_lvl+0x1e7/0x2d0 [ 54.367536][ T5014] ? nf_tcp_handle_invalid+0x650/0x650 [ 54.372988][ T5014] ? panic+0x770/0x770 [ 54.377136][ T5014] ? _printk+0xd5/0x120 [ 54.381572][ T5014] print_report+0x163/0x540 [ 54.386068][ T5014] ? __virt_addr_valid+0xbd/0x2e0 [ 54.391088][ T5014] ? cleanup_bitmap_list+0x175/0x500 [ 54.396566][ T5014] kasan_report+0x175/0x1b0 [ 54.401076][ T5014] ? cleanup_bitmap_list+0x175/0x500 [ 54.406385][ T5014] cleanup_bitmap_list+0x175/0x500 [ 54.411724][ T5014] ? lockdep_hardirqs_on+0x98/0x140 [ 54.416928][ T5014] free_list_bitmaps+0x48/0x1a0 [ 54.421783][ T5014] free_journal_ram+0xf6/0x460 [ 54.426536][ T5014] ? _raw_spin_unlock+0x28/0x40 [ 54.431376][ T5014] do_journal_release+0x366/0x4d0 [ 54.436404][ T5014] ? journal_release+0x30/0x30 [ 54.441163][ T5014] journal_release+0x1f/0x30 [ 54.445747][ T5014] reiserfs_put_super+0x23b/0x4c0 [ 54.450856][ T5014] ? hook_inode_free_security+0xb0/0xb0 [ 54.456414][ T5014] ? reiserfs_dirty_inode+0x240/0x240 [ 54.461782][ T5014] ? fscrypt_destroy_keyring+0x273/0x290 [ 54.467407][ T5014] ? reiserfs_dirty_inode+0x240/0x240 [ 54.472860][ T5014] generic_shutdown_super+0x134/0x340 [ 54.478231][ T5014] kill_block_super+0x68/0xa0 [ 54.482909][ T5014] deactivate_locked_super+0xa4/0x110 [ 54.488368][ T5014] cleanup_mnt+0x426/0x4c0 [ 54.492797][ T5014] ? _raw_spin_unlock_irq+0x23/0x50 [ 54.498075][ T5014] task_work_run+0x24a/0x300 [ 54.502671][ T5014] ? kasan_quarantine_put+0xd8/0x230 [ 54.507971][ T5014] ? task_work_cancel+0x2b0/0x2b0 [ 54.513002][ T5014] ? kmem_cache_free+0x292/0x500 [ 54.518024][ T5014] ? do_exit+0x68a/0x2290 [ 54.522395][ T5014] do_exit+0x68f/0x2290 [ 54.526577][ T5014] ? put_task_struct+0x80/0x80 [ 54.531349][ T5014] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 54.537353][ T5014] ? print_irqtrace_events+0x220/0x220 [ 54.542871][ T5014] ? _raw_spin_unlock_irq+0x23/0x50 [ 54.548065][ T5014] ? lockdep_hardirqs_on+0x98/0x140 [ 54.553411][ T5014] do_group_exit+0x206/0x2c0 [ 54.558028][ T5014] __x64_sys_exit_group+0x3f/0x40 [ 54.563053][ T5014] do_syscall_64+0x41/0xc0 [ 54.568192][ T5014] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.574170][ T5014] RIP: 0033:0x7efcbbdca809 [ 54.578642][ T5014] Code: Unable to access opcode bytes at 0x7efcbbdca7df. [ 54.585653][ T5014] RSP: 002b:00007ffe02163c58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.594070][ T5014] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efcbbdca809 [ 54.602243][ T5014] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 54.610231][ T5014] RBP: 00007efcbbe472d0 R08: ffffffffffffffb8 R09: 00007ffe02163d30 [ 54.618226][ T5014] R10: 00007ffe02163d30 R11: 0000000000000246 R12: 00007efcbbe472d0 [ 54.626214][ T5014] R13: 0000000000000000 R14: 00007efcbbe48040 R15: 00007efcbbd98d40 [ 54.634207][ T5014] [ 54.637220][ T5014] [ 54.639562][ T5014] The buggy address belongs to the virtual mapping at [ 54.639562][ T5014] [ffffc90000b2e000, ffffc90000b30000) created by: [ 54.639562][ T5014] reiserfs_allocate_list_bitmaps+0x50/0x220 [ 54.658589][ T5014] [ 54.660923][ T5014] The buggy address belongs to the physical page: [ 54.667328][ T5014] page:ffffea0001cc9980 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x73266 [ 54.677576][ T5014] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 54.684784][ T5014] page_type: 0xffffffff() [ 54.689127][ T5014] raw: 00fff00000000000 0000000000000000 dead000000000122 0000000000000000 [ 54.701365][ T5014] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 54.710649][ T5014] page dumped because: kasan: bad access detected [ 54.717075][ T5014] page_owner tracks the page as allocated [ 54.722803][ T5014] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2dc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_ZERO), pid 5014, tgid 5014 (syz-executor131), ts 54167901335, free_ts 14454827015 [ 54.742454][ T5014] post_alloc_hook+0x1e6/0x210 [ 54.748102][ T5014] get_page_from_freelist+0x31e8/0x3370 [ 54.754439][ T5014] __alloc_pages+0x255/0x670 [ 54.759048][ T5014] __alloc_pages_bulk+0x729/0xd40 [ 54.764171][ T5014] __vmalloc_node_range+0x798/0x1490 [ 54.769556][ T5014] vzalloc+0x79/0x90 [ 54.773546][ T5014] reiserfs_allocate_list_bitmaps+0x50/0x220 [ 54.779521][ T5014] journal_init+0x2f1/0x2460 [ 54.784316][ T5014] reiserfs_fill_super+0x1039/0x2620 [ 54.789626][ T5014] mount_bdev+0x276/0x3b0 [ 54.793957][ T5014] legacy_get_tree+0xef/0x190 [ 54.798629][ T5014] vfs_get_tree+0x8c/0x270 [ 54.803059][ T5014] do_new_mount+0x28f/0xae0 [ 54.807566][ T5014] __se_sys_mount+0x2d9/0x3c0 [ 54.812246][ T5014] do_syscall_64+0x41/0xc0 [ 54.816750][ T5014] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.822902][ T5014] page last free stack trace: [ 54.827558][ T5014] free_unref_page_prepare+0x903/0xa30 [ 54.833009][ T5014] free_unref_page+0x37/0x3f0 [ 54.837712][ T5014] free_contig_range+0x9e/0x150 [ 54.842659][ T5014] destroy_args+0x102/0x9a0 [ 54.847194][ T5014] debug_vm_pgtable+0x42a/0x4b0 [ 54.852077][ T5014] do_one_initcall+0x23d/0x7d0 [ 54.856841][ T5014] do_initcall_level+0x157/0x210 [ 54.861768][ T5014] do_initcalls+0x3f/0x80 [ 54.866102][ T5014] kernel_init_freeable+0x43b/0x5d0 [ 54.871463][ T5014] kernel_init+0x1d/0x2a0 [ 54.875787][ T5014] ret_from_fork+0x1f/0x30 [ 54.880207][ T5014] [ 54.882519][ T5014] Memory state around the buggy address: [ 54.888134][ T5014] ffffc90000b2df00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 54.896283][ T5014] ffffc90000b2df80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 54.904349][ T5014] >ffffc90000b2e000: 00 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 54.912550][ T5014] ^ [ 54.916895][ T5014] ffffc90000b2e080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 54.924970][ T5014] ffffc90000b2e100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 54.933048][ T5014] ================================================================== [ 54.952914][ T5014] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 54.961630][ T5014] CPU: 1 PID: 5014 Comm: syz-executor131 Not tainted 6.5.0-rc1-syzkaller-00196-gbde7f150276b #0 [ 54.972220][ T5014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 [ 54.982453][ T5014] Call Trace: [ 54.985767][ T5014] [ 54.988702][ T5014] dump_stack_lvl+0x1e7/0x2d0 [ 54.993381][ T5014] ? nf_tcp_handle_invalid+0x650/0x650 [ 54.999436][ T5014] ? panic+0x770/0x770 [ 55.003861][ T5014] ? vscnprintf+0x5d/0x80 [ 55.008469][ T5014] panic+0x30f/0x770 [ 55.012563][ T5014] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 55.018954][ T5014] ? check_panic_on_warn+0x21/0xa0 [ 55.024088][ T5014] ? __memcpy_flushcache+0x2b0/0x2b0 [ 55.029423][ T5014] ? _raw_spin_unlock_irqrestore+0x12c/0x140 [ 55.035428][ T5014] ? _raw_spin_unlock+0x40/0x40 [ 55.040339][ T5014] check_panic_on_warn+0x82/0xa0 [ 55.045300][ T5014] ? cleanup_bitmap_list+0x175/0x500 [ 55.050697][ T5014] end_report+0x6e/0x130 [ 55.054949][ T5014] kasan_report+0x186/0x1b0 [ 55.059458][ T5014] ? cleanup_bitmap_list+0x175/0x500 [ 55.064838][ T5014] cleanup_bitmap_list+0x175/0x500 [ 55.069952][ T5014] ? lockdep_hardirqs_on+0x98/0x140 [ 55.075177][ T5014] free_list_bitmaps+0x48/0x1a0 [ 55.080075][ T5014] free_journal_ram+0xf6/0x460 [ 55.084880][ T5014] ? _raw_spin_unlock+0x28/0x40 [ 55.089743][ T5014] do_journal_release+0x366/0x4d0 [ 55.094787][ T5014] ? journal_release+0x30/0x30 [ 55.099726][ T5014] journal_release+0x1f/0x30 [ 55.105137][ T5014] reiserfs_put_super+0x23b/0x4c0 [ 55.111561][ T5014] ? hook_inode_free_security+0xb0/0xb0 [ 55.117431][ T5014] ? reiserfs_dirty_inode+0x240/0x240 [ 55.123536][ T5014] ? fscrypt_destroy_keyring+0x273/0x290 [ 55.129840][ T5014] ? reiserfs_dirty_inode+0x240/0x240 [ 55.137175][ T5014] generic_shutdown_super+0x134/0x340 [ 55.142837][ T5014] kill_block_super+0x68/0xa0 [ 55.147543][ T5014] deactivate_locked_super+0xa4/0x110 [ 55.154036][ T5014] cleanup_mnt+0x426/0x4c0 [ 55.159552][ T5014] ? _raw_spin_unlock_irq+0x23/0x50 [ 55.164950][ T5014] task_work_run+0x24a/0x300 [ 55.169678][ T5014] ? kasan_quarantine_put+0xd8/0x230 [ 55.174972][ T5014] ? task_work_cancel+0x2b0/0x2b0 [ 55.180028][ T5014] ? kmem_cache_free+0x292/0x500 [ 55.185865][ T5014] ? do_exit+0x68a/0x2290 [ 55.190327][ T5014] do_exit+0x68f/0x2290 [ 55.194690][ T5014] ? put_task_struct+0x80/0x80 [ 55.199768][ T5014] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 55.205949][ T5014] ? print_irqtrace_events+0x220/0x220 [ 55.211610][ T5014] ? _raw_spin_unlock_irq+0x23/0x50 [ 55.216924][ T5014] ? lockdep_hardirqs_on+0x98/0x140 [ 55.222238][ T5014] do_group_exit+0x206/0x2c0 [ 55.226952][ T5014] __x64_sys_exit_group+0x3f/0x40 [ 55.232004][ T5014] do_syscall_64+0x41/0xc0 [ 55.236545][ T5014] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.242808][ T5014] RIP: 0033:0x7efcbbdca809 [ 55.247338][ T5014] Code: Unable to access opcode bytes at 0x7efcbbdca7df. [ 55.254805][ T5014] RSP: 002b:00007ffe02163c58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.263328][ T5014] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efcbbdca809 [ 55.271820][ T5014] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 55.279823][ T5014] RBP: 00007efcbbe472d0 R08: ffffffffffffffb8 R09: 00007ffe02163d30 [ 55.288018][ T5014] R10: 00007ffe02163d30 R11: 0000000000000246 R12: 00007efcbbe472d0 [ 55.296005][ T5014] R13: 0000000000000000 R14: 00007efcbbe48040 R15: 00007efcbbd98d40 [ 55.304245][ T5014] [ 55.307551][ T5014] Kernel Offset: disabled [ 55.312004][ T5014] Rebooting in 86400 seconds..