./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2288017532 <...> Warning: Permanently added '10.128.0.192' (ED25519) to the list of known hosts. execve("./syz-executor2288017532", ["./syz-executor2288017532"], 0x7ffcf09c16d0 /* 10 vars */) = 0 brk(NULL) = 0x55558c358000 brk(0x55558c358d00) = 0x55558c358d00 arch_prctl(ARCH_SET_FS, 0x55558c358380) = 0 set_tid_address(0x55558c358650) = 5833 set_robust_list(0x55558c358660, 24) = 0 rseq(0x55558c358ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2288017532", 4096) = 28 getrandom("\xb1\xd9\xe6\xc7\xa2\x59\xd0\xf1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558c358d00 brk(0x55558c379d00) = 0x55558c379d00 brk(0x55558c37a000) = 0x55558c37a000 mprotect(0x7f86d5b7b000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c358650) = 5834 ./strace-static-x86_64: Process 5834 attached [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] set_robust_list(0x55558c358660, 24) = 0 ./strace-static-x86_64: Process 5835 attached [pid 5833] <... clone resumed>, child_tidptr=0x55558c358650) = 5835 [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5835] set_robust_list(0x55558c358660, 24./strace-static-x86_64: Process 5837 attached ./strace-static-x86_64: Process 5836 attached [pid 5833] <... clone resumed>, child_tidptr=0x55558c358650) = 5836 [pid 5835] <... set_robust_list resumed>) = 0 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] set_robust_list(0x55558c358660, 24 [pid 5836] set_robust_list(0x55558c358660, 24 [pid 5835] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5838 attached [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5839 attached [pid 5838] set_robust_list(0x55558c358660, 24 [pid 5837] <... prctl resumed>) = 0 [pid 5834] <... clone resumed>, child_tidptr=0x55558c358650) = 5837 ./strace-static-x86_64: Process 5840 attached [pid 5833] <... clone resumed>, child_tidptr=0x55558c358650) = 5838 [pid 5839] set_robust_list(0x55558c358660, 24 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5837] setpgid(0, 0 [pid 5840] set_robust_list(0x55558c358660, 24 [pid 5836] <... clone resumed>, child_tidptr=0x55558c358650) = 5840 [pid 5840] <... set_robust_list resumed>) = 0 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... set_robust_list resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] <... setpgid resumed>) = 0 [pid 5835] <... clone resumed>, child_tidptr=0x55558c358650) = 5839 [pid 5840] <... prctl resumed>) = 0 [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] setpgid(0, 0 [pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... prctl resumed>) = 0 [pid 5840] <... setpgid resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] setpgid(0, 0./strace-static-x86_64: Process 5842 attached ./strace-static-x86_64: Process 5841 attached ) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x55558c358650) = 5841 [pid 5833] <... clone resumed>, child_tidptr=0x55558c358650) = 5842 [pid 5842] set_robust_list(0x55558c358660, 24) = 0 [pid 5841] set_robust_list(0x55558c358660, 24 [pid 5840] <... openat resumed>) = 3 [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5837] <... openat resumed>) = 3 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] write(3, "1000", 4 [pid 5839] <... openat resumed>) = 3 [pid 5837] write(3, "1000", 4 [pid 5840] <... write resumed>) = 4 [pid 5840] close(3./strace-static-x86_64: Process 5843 attached [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... close resumed>) = 0 [pid 5839] write(3, "1000", 4 [pid 5837] <... write resumed>) = 4 [pid 5843] set_robust_list(0x55558c358660, 24 [pid 5842] <... clone resumed>, child_tidptr=0x55558c358650) = 5843 [pid 5841] <... prctl resumed>) = 0 [pid 5840] write(1, "executing program\n", 18 [pid 5837] close(3executing program [pid 5843] <... set_robust_list resumed>) = 0 [pid 5841] setpgid(0, 0 [pid 5840] <... write resumed>) = 18 [pid 5839] <... write resumed>) = 4 [pid 5837] <... close resumed>) = 0 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... setpgid resumed>) = 0 executing program [pid 5840] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_DIRECT [pid 5839] close(3 [pid 5837] write(1, "executing program\n", 18 [pid 5843] <... prctl resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... close resumed>) = 0 [pid 5837] <... write resumed>) = 18 [pid 5843] setpgid(0, 0) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5839] write(1, "executing program\n", 18 [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5837] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_DIRECTexecuting program [pid 5843] <... openat resumed>) = 3 [pid 5841] write(3, "1000", 4 [pid 5840] dup(3 [pid 5839] <... write resumed>) = 18 [pid 5841] <... write resumed>) = 4 [pid 5839] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_DIRECT [pid 5843] write(3, "1000", 4 [pid 5841] close(3 [pid 5840] <... dup resumed>) = 4 [pid 5839] <... openat resumed>) = 3 [pid 5843] <... write resumed>) = 4 [pid 5841] <... close resumed>) = 0 [pid 5840] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 0, 17592202829824executing program [pid 5841] write(1, "executing program\n", 18 [pid 5837] <... openat resumed>) = 3 [pid 5843] close(3 [pid 5841] <... write resumed>) = 18 [pid 5839] dup(3 [pid 5843] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_DIRECT [pid 5839] <... dup resumed>) = 4 [pid 5837] dup(3executing program [pid 5843] write(1, "executing program\n", 18 [pid 5839] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 0, 17592202829824 [pid 5843] <... write resumed>) = 18 [pid 5841] <... openat resumed>) = 3 [pid 5837] <... dup resumed>) = 4 [pid 5843] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_DIRECT) = 3 [pid 5837] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 0, 17592202829824 [pid 5843] dup(3 [pid 5841] dup(3) = 4 [pid 5843] <... dup resumed>) = 4 [pid 5841] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 0, 17592202829824 [pid 5843] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 0, 17592202829824 [pid 5838] kill(-5841, SIGKILL) = 0 [pid 5836] kill(-5840, SIGKILL [pid 5838] kill(5841, SIGKILL) = 0 [pid 5836] <... kill resumed>) = 0 [pid 5835] kill(-5839, SIGKILL [pid 5834] kill(-5837, SIGKILL [pid 5836] kill(5840, SIGKILL [pid 5835] <... kill resumed>) = 0 [pid 5834] <... kill resumed>) = 0 [pid 5835] kill(5839, SIGKILL [pid 5834] kill(5837, SIGKILL [pid 5835] <... kill resumed>) = 0 [pid 5834] <... kill resumed>) = 0 [pid 5836] <... kill resumed>) = 0 [pid 5842] kill(-5843, SIGKILL) = 0 [pid 5842] kill(5843, SIGKILL) = 0 [pid 5838] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5836] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5835] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5835] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 5836] <... openat resumed>) = 3 [pid 5835] newfstatat(3, "", [pid 5836] newfstatat(3, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5835] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5835] getdents64(3, 0x55558c3596f0 /* 2 entries */, 32768) = 48 [pid 5835] getdents64(3, [pid 5836] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... getdents64 resumed>0x55558c3596f0 /* 2 entries */, 32768) = 48 [pid 5835] <... getdents64 resumed>0x55558c3596f0 /* 0 entries */, 32768) = 0 [pid 5838] getdents64(3, [pid 5835] close(3 [pid 5838] <... getdents64 resumed>0x55558c3596f0 /* 0 entries */, 32768) = 0 [pid 5836] getdents64(3, [pid 5835] <... close resumed>) = 0 [pid 5838] close(3) = 0 [pid 5836] <... getdents64 resumed>0x55558c3596f0 /* 2 entries */, 32768) = 48 [pid 5836] getdents64(3, 0x55558c3596f0 /* 0 entries */, 32768) = 0 [pid 5836] close(3) = 0 [pid 5834] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5834] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5834] getdents64(3, 0x55558c3596f0 /* 2 entries */, 32768) = 48 [pid 5834] getdents64(3, 0x55558c3596f0 /* 0 entries */, 32768) = 0 [pid 5834] close(3) = 0 [pid 5842] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x55558c3596f0 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(3, 0x55558c3596f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5840] <... fallocate resumed>) = ? [pid 5840] +++ killed by SIGKILL +++ [pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5840, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=8122 /* 81.22 s */} --- [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5850 attached , child_tidptr=0x55558c358650) = 5850 [pid 5850] set_robust_list(0x55558c358660, 24) = 0 [pid 5850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5850] setpgid(0, 0) = 0 [pid 5850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5850] write(3, "1000", 4) = 4 [pid 5850] close(3executing program ) = 0 [pid 5850] write(1, "executing program\n", 18) = 18 [pid 5850] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_DIRECT) = 3 [pid 5850] dup(3) = 4 [pid 5850] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 0, 17592202829824 [pid 5836] kill(-5850, SIGKILL) = 0 [pid 5836] kill(5850, SIGKILL) = 0 [pid 5836] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5836] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5836] getdents64(3, 0x55558c3596f0 /* 2 entries */, 32768) = 48 [pid 5836] getdents64(3, 0x55558c3596f0 /* 0 entries */, 32768) = 0 [pid 5836] close(3) = 0 [ 286.597980][ T30] INFO: task syz-executor228:5837 blocked for more than 143 seconds. [ 286.606210][ T30] Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0 [ 286.614420][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.625958][ T30] task:syz-executor228 state:D stack:26680 pid:5837 tgid:5837 ppid:5834 flags:0x00004006 [ 286.636814][ T30] Call Trace: [ 286.640124][ T30] [ 286.643090][ T30] __schedule+0x17fb/0x4be0 [ 286.648354][ T30] ? rcu_is_watching+0x15/0xb0 [ 286.653936][ T30] ? lock_acquire+0xe3/0x550 [ 286.659313][ T30] ? schedule+0x90/0x320 [ 286.664257][ T30] ? lock_release+0xbf/0xa30 [ 286.669614][ T30] ? __pfx___schedule+0x10/0x10 [ 286.674516][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.679632][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 286.686070][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 286.691214][ T30] ? schedule+0x90/0x320 [ 286.695497][ T30] schedule+0x14b/0x320 [ 286.699730][ T30] schedule_preempt_disabled+0x13/0x30 [ 286.706639][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 286.712510][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 286.719644][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 286.726722][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 286.732977][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 286.739394][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.745418][ T30] down_write+0x1d7/0x220 [ 286.750963][ T30] ? __pfx_down_write+0x10/0x10 [ 286.769577][ T30] ? rcu_is_watching+0x15/0xb0 [ 286.774882][ T30] blkdev_fallocate+0x20e/0x490 [ 286.780622][ T30] vfs_fallocate+0x569/0x6e0 [ 286.786224][ T30] __x64_sys_fallocate+0xbc/0x110 [ 286.792208][ T30] do_syscall_64+0xf3/0x230 [ 286.797829][ T30] ? clear_bhb_loop+0x35/0x90 [ 286.803441][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.811944][ T30] RIP: 0033:0x7f86d5b08b29 [ 286.829203][ T30] RSP: 002b:00007ffc426c72a8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 286.838517][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86d5b08b29 [ 286.847582][ T30] RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000004 [ 286.856644][ T30] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 286.865520][ T30] R10: 0000100001002000 R11: 0000000000000246 R12: 0000000000000001 [ 286.874553][ T30] R13: 00007ffc426c74c8 R14: 00007ffc426c72d0 R15: 00007ffc426c72c0 [ 286.883623][ T30] [ 286.887478][ T30] INFO: task syz-executor228:5841 blocked for more than 143 seconds. [ 286.910188][ T30] Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0 [ 286.918955][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.931654][ T30] task:syz-executor228 state:D stack:27568 pid:5841 tgid:5841 ppid:5838 flags:0x00004006 [ 286.941939][ T30] Call Trace: [ 286.945240][ T30] [ 286.948422][ T30] __schedule+0x17fb/0x4be0 [ 286.952974][ T30] ? rcu_is_watching+0x15/0xb0 [ 286.958479][ T30] ? lock_acquire+0xe3/0x550 [ 286.963866][ T30] ? schedule+0x90/0x320 [ 286.968950][ T30] ? lock_release+0xbf/0xa30 [ 286.974325][ T30] ? __pfx___schedule+0x10/0x10 [ 286.979980][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.986358][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 286.992807][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 286.998991][ T30] ? schedule+0x90/0x320 [ 287.017657][ T30] schedule+0x14b/0x320 [ 287.022706][ T30] schedule_preempt_disabled+0x13/0x30 [ 287.029767][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 287.036694][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 287.043528][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 287.050766][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 287.056932][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 287.062964][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.080023][ T30] down_write+0x1d7/0x220 [ 287.085201][ T30] ? __pfx_down_write+0x10/0x10 [ 287.090859][ T30] ? rcu_is_watching+0x15/0xb0 [ 287.096511][ T30] blkdev_fallocate+0x20e/0x490 [ 287.102079][ T30] vfs_fallocate+0x569/0x6e0 [ 287.107550][ T30] __x64_sys_fallocate+0xbc/0x110 [ 287.113308][ T30] do_syscall_64+0xf3/0x230 [ 287.118768][ T30] ? clear_bhb_loop+0x35/0x90 [ 287.123477][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.129483][ T30] RIP: 0033:0x7f86d5b08b29 [ 287.133931][ T30] RSP: 002b:00007ffc426c72a8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 287.142402][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86d5b08b29 [ 287.151183][ T30] RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000004 [ 287.159972][ T30] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 287.168847][ T30] R10: 0000100001002000 R11: 0000000000000246 R12: 0000000000000001 [ 287.177556][ T30] R13: 00007ffc426c74c8 R14: 00007ffc426c72d0 R15: 00007ffc426c72c0 [ 287.186305][ T30] [ 287.189391][ T30] INFO: task syz-executor228:5843 blocked for more than 143 seconds. [ 287.255501][ T30] Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0 [ 287.285651][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.294365][ T30] task:syz-executor228 state:D stack:27152 pid:5843 tgid:5843 ppid:5842 flags:0x00004006 [ 287.325738][ T30] Call Trace: [ 287.342567][ T30] [ 287.345544][ T30] __schedule+0x17fb/0x4be0 [ 287.354205][ T30] ? rcu_is_watching+0x15/0xb0 [ 287.360148][ T30] ? lock_acquire+0xe3/0x550 [ 287.365644][ T30] ? schedule+0x90/0x320 [ 287.370020][ T30] ? lock_release+0xbf/0xa30 [ 287.374718][ T30] ? __pfx___schedule+0x10/0x10 [ 287.380066][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.385703][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 287.392065][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 287.398247][ T30] ? schedule+0x90/0x320 [ 287.403472][ T30] schedule+0x14b/0x320 [ 287.408883][ T30] schedule_preempt_disabled+0x13/0x30 [ 287.415509][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 287.422268][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 287.442880][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 287.449112][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 287.454170][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 287.459453][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.464513][ T30] down_write+0x1d7/0x220 [ 287.482810][ T30] ? __pfx_down_write+0x10/0x10 [ 287.487740][ T30] ? rcu_is_watching+0x15/0xb0 [ 287.492637][ T30] blkdev_fallocate+0x20e/0x490 [ 287.497553][ T30] vfs_fallocate+0x569/0x6e0 [ 287.502871][ T30] __x64_sys_fallocate+0xbc/0x110 [ 287.512793][ T30] do_syscall_64+0xf3/0x230 [ 287.523908][ T30] ? clear_bhb_loop+0x35/0x90 [ 287.528657][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.534594][ T30] RIP: 0033:0x7f86d5b08b29 [ 287.539086][ T30] RSP: 002b:00007ffc426c72a8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 287.548446][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86d5b08b29 [ 287.557270][ T30] RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000004 [ 287.565391][ T30] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 287.574177][ T30] R10: 0000100001002000 R11: 0000000000000246 R12: 0000000000000001 [ 287.582944][ T30] R13: 00007ffc426c74c8 R14: 00007ffc426c72d0 R15: 00007ffc426c72c0 [ 287.591770][ T30] [ 287.595563][ T30] INFO: lockdep is turned off. [ 287.692676][ T30] NMI backtrace for cpu 0 [ 287.697053][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0 [ 287.707579][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 287.717672][ T30] Call Trace: [ 287.720967][ T30] [ 287.723911][ T30] dump_stack_lvl+0x241/0x360 [ 287.728621][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.733859][ T30] ? __pfx__printk+0x10/0x10 [ 287.738480][ T30] ? __pfx_rcu_preempt_deferred_qs_irqrestore+0x10/0x10 [ 287.745448][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.750425][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.755911][ T30] ? _printk+0xd5/0x120 [ 287.760105][ T30] ? __pfx_rcu_read_unlock_special+0x10/0x10 [ 287.766111][ T30] ? __pfx__printk+0x10/0x10 [ 287.770719][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.776739][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.782734][ T30] watchdog+0xff6/0x1040 [ 287.786981][ T30] ? watchdog+0x1ea/0x1040 [ 287.791435][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.796114][ T30] kthread+0x2f0/0x390 [ 287.800192][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.804868][ T30] ? __pfx_kthread+0x10/0x10 [ 287.809467][ T30] ret_from_fork+0x4b/0x80 [ 287.813899][ T30] ? __pfx_kthread+0x10/0x10 [ 287.818501][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.823295][ T30] [ 287.826572][ T30] Sending NMI from CPU 0 to CPUs 1: [ 287.831810][ C1] NMI backtrace for cpu 1 [ 287.831822][ C1] CPU: 1 UID: 0 PID: 5181 Comm: klogd Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0 [ 287.831841][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 287.831851][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x18/0x70 [ 287.831872][ C1] Code: 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 80 d4 03 00 65 8b 15 50 62 64 7e <81> e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 1c 16 00 00 [ 287.831886][ C1] RSP: 0018:ffffc900034c75f0 EFLAGS: 00000246 [ 287.831901][ C1] RAX: ffffffff814d408a RBX: 0000000000000000 RCX: ffff88807bb00000 [ 287.831913][ C1] RDX: 0000000080000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 287.831923][ C1] RBP: 0000000000000000 R08: ffffffff814d407c R09: ffffffff8203621f [ 287.831935][ C1] R10: dffffc0000000000 R11: fffffbfff2031137 R12: ffff88807be25ec0 [ 287.831947][ C1] R13: ffffea0000000000 R14: 000000007be25ec0 R15: 000000000000002e [ 287.831958][ C1] FS: 00007f2220ba1380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 287.831972][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.831984][ C1] CR2: 000055558c3616f8 CR3: 000000007beea000 CR4: 00000000003526f0 [ 287.831997][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.832007][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.832017][ C1] Call Trace: [ 287.832023][ C1] [ 287.832029][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 287.832050][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 287.832068][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.832093][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 287.832118][ C1] ? nmi_handle+0x14f/0x5a0 [ 287.832135][ C1] ? nmi_handle+0x2a/0x5a0 [ 287.832153][ C1] ? __sanitizer_cov_trace_pc+0x18/0x70 [ 287.832168][ C1] ? default_do_nmi+0x63/0x160 [ 287.832187][ C1] ? exc_nmi+0x123/0x1f0 [ 287.832204][ C1] ? end_repeat_nmi+0xf/0x53 [ 287.832221][ C1] ? qlist_free_all+0x8f/0x140 [ 287.832242][ C1] ? __phys_addr+0xac/0x170 [ 287.832258][ C1] ? __phys_addr+0xba/0x170 [ 287.832275][ C1] ? __sanitizer_cov_trace_pc+0x18/0x70 [ 287.832291][ C1] ? __sanitizer_cov_trace_pc+0x18/0x70 [ 287.832306][ C1] ? __sanitizer_cov_trace_pc+0x18/0x70 [ 287.832322][ C1] [ 287.832327][ C1] [ 287.832332][ C1] __phys_addr+0xba/0x170 [ 287.832349][ C1] qlist_free_all+0x3d/0x140 [ 287.832370][ C1] kasan_quarantine_reduce+0x14f/0x170 [ 287.832392][ C1] __kasan_slab_alloc+0x23/0x80 [ 287.832414][ C1] __kmalloc_node_track_caller_noprof+0x237/0x4c0 [ 287.832432][ C1] ? __alloc_skb+0x1f3/0x440 [ 287.832449][ C1] ? __alloc_skb+0x1f3/0x440 [ 287.832465][ C1] kmalloc_reserve+0x111/0x2a0 [ 287.832482][ C1] __alloc_skb+0x1f3/0x440 [ 287.832498][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 287.832521][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 287.832540][ C1] alloc_skb_with_frags+0xc3/0x820 [ 287.832564][ C1] sock_alloc_send_pskb+0x91a/0xa60 [ 287.832590][ C1] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 287.832613][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 287.832639][ C1] unix_dgram_sendmsg+0x6d3/0x1f80 [ 287.832662][ C1] ? __pfx_smack_socket_sendmsg+0x10/0x10 [ 287.832688][ C1] ? tomoyo_socket_sendmsg_permission+0x288/0x420 [ 287.832712][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 287.832733][ C1] ? lock_acquire+0xe3/0x550 [ 287.832751][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 287.832769][ C1] __sock_sendmsg+0x221/0x270 [ 287.832793][ C1] __sys_sendto+0x363/0x4c0 [ 287.832811][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 287.832831][ C1] ? rcu_is_watching+0x15/0xb0 [ 287.832855][ C1] ? xfd_validate_state+0x6e/0x150 [ 287.832880][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 287.832896][ C1] ? rcu_is_watching+0x15/0xb0 [ 287.832916][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 287.832933][ C1] ? rcu_is_watching+0x15/0xb0 [ 287.832954][ C1] __x64_sys_sendto+0xde/0x100 [ 287.832971][ C1] do_syscall_64+0xf3/0x230 [ 287.832985][ C1] ? clear_bhb_loop+0x35/0x90 [ 287.833002][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.833026][ C1] RIP: 0033:0x7f2220d039b5 [ 287.833039][ C1] Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83 [ 287.833052][ C1] RSP: 002b:00007ffd7d45fec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 287.833067][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2220d039b5 [ 287.833078][ C1] RDX: 000000000000003d RSI: 000055f72fa80a60 RDI: 0000000000000003 [ 287.833088][ C1] RBP: 000055f72fa7c910 R08: 0000000000000000 R09: 0000000000000000 [ 287.833098][ C1] R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013 [ 287.833108][ C1] R13: 00007f2220e91212 R14: 00007ffd7d45ffc8 R15: 0000000000000000 [ 287.833124][ C1] [ 287.833131][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.321 msecs [ 287.834621][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 288.326963][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0 [ 288.337462][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 288.347515][ T30] Call Trace: [ 288.350793][ T30] [ 288.353748][ T30] dump_stack_lvl+0x241/0x360 [ 288.358438][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 288.363641][ T30] ? __pfx__printk+0x10/0x10 [ 288.368245][ T30] ? vscnprintf+0x5d/0x90 [ 288.372606][ T30] panic+0x349/0x880 [ 288.376502][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 288.382664][ T30] ? __pfx_panic+0x10/0x10 [ 288.387081][ T30] ? tick_nohz_tick_stopped+0x82/0xb0 [ 288.392457][ T30] ? __irq_work_queue_local+0x137/0x410 [ 288.398091][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 288.403461][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 288.409619][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 288.415779][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 288.421940][ T30] watchdog+0x1035/0x1040 [ 288.426361][ T30] ? watchdog+0x1ea/0x1040 [ 288.430779][ T30] ? __pfx_watchdog+0x10/0x10 [ 288.435455][ T30] kthread+0x2f0/0x390 [ 288.439544][ T30] ? __pfx_watchdog+0x10/0x10 [ 288.444224][ T30] ? __pfx_kthread+0x10/0x10 [ 288.448815][ T30] ret_from_fork+0x4b/0x80 [ 288.453229][ T30] ? __pfx_kthread+0x10/0x10 [ 288.457816][ T30] ret_from_fork_asm+0x1a/0x30 [ 288.462592][ T30] [ 288.465973][ T30] Kernel Offset: disabled [ 288.470322][ T30] Rebooting in 86400 seconds..