./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4000331452 <...> Warning: Permanently added '10.128.0.7' (ED25519) to the list of known hosts. execve("./syz-executor4000331452", ["./syz-executor4000331452"], 0x7fff0179e3b0 /* 10 vars */) = 0 brk(NULL) = 0x55556f675000 brk(0x55556f675d00) = 0x55556f675d00 arch_prctl(ARCH_SET_FS, 0x55556f675380) = 0 set_tid_address(0x55556f675650) = 5018 set_robust_list(0x55556f675660, 24) = 0 rseq(0x55556f675ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4000331452", 4096) = 28 getrandom("\xf0\xbc\xc6\xec\x3e\x93\x2c\x76", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556f675d00 brk(0x55556f696d00) = 0x55556f696d00 brk(0x55556f697000) = 0x55556f697000 mprotect(0x7f028cf09000, 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=0x55556f675650) = 5019 ./strace-static-x86_64: Process 5019 attached [pid 5019] set_robust_list(0x55556f675660, 24) = 0 [pid 5019] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5019] setsid() = 1 [pid 5019] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5019] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5019] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5019] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5019] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5019] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5019] unshare(CLONE_NEWNS) = 0 [pid 5019] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5019] unshare(CLONE_NEWIPC) = 0 [pid 5019] unshare(CLONE_NEWCGROUP) = 0 [pid 5019] unshare(CLONE_NEWUTS) = 0 [pid 5019] unshare(CLONE_SYSVSEM) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "16777216", 8) = 8 [pid 5019] close(3) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "536870912", 9) = 9 [pid 5019] close(3) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "1024", 4) = 4 [pid 5019] close(3) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "8192", 4) = 4 [pid 5019] close(3) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "1024", 4) = 4 [pid 5019] close(3) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "1024", 4) = 4 [pid 5019] close(3) = 0 [pid 5019] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5019] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5019] close(3) = 0 [pid 5019] getpid() = 1 [pid 5019] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 158.633308][ T1006] dump_stack_lvl+0x216/0x2d0 [ 158.638190][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.644171][ T1006] dump_stack+0x1e/0x30 [ 158.648505][ T1006] panic+0x4e2/0xcd0 [ 158.652599][ T1006] ? kmsan_get_metadata+0x91/0x1d0 [ 158.657893][ T1006] kmsan_report+0x2d5/0x2e0 [ 158.662609][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.667968][ T1006] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 158.674424][ T1006] ? kmsan_internal_check_memory+0x48c/0x560 [ 158.680802][ T1006] ? kmsan_handle_dma+0xac/0xc0 [ 158.685855][ T1006] ? virtqueue_add+0x1e86/0x65c0 [ 158.690980][ T1006] ? virtqueue_add_sgs+0x186/0x1b0 [ 158.696288][ T1006] ? virtscsi_add_cmd+0x838/0xad0 [ 158.701504][ T1006] ? virtscsi_queuecommand+0x898/0xa60 [ 158.707148][ T1006] ? scsi_queue_rq+0x4cd0/0x5a80 [ 158.712266][ T1006] ? blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 158.718295][ T1006] ? __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 158.725118][ T1006] ? blk_mq_sched_dispatch_requests+0x12f/0x270 [ 158.731882][ T1006] ? blk_mq_run_work_fn+0xd0/0x280 [ 158.737222][ T1006] ? process_scheduled_works+0xa81/0x1bd0 [ 158.743245][ T1006] ? worker_thread+0xea5/0x1560 [ 158.748346][ T1006] ? kthread+0x3e2/0x540 [ 158.752807][ T1006] ? ret_from_fork+0x6d/0x90 [ 158.757573][ T1006] ? ret_from_fork_asm+0x1a/0x30 [ 158.762983][ T1006] ? scsi_queue_rq+0x4342/0x5a80 [ 158.768101][ T1006] ? blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 158.774124][ T1006] ? __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 158.780950][ T1006] ? blk_mq_sched_dispatch_requests+0x12f/0x270 [ 158.787405][ T1006] ? blk_mq_run_work_fn+0xd0/0x280 [ 158.792694][ T1006] ? process_scheduled_works+0xa81/0x1bd0 [ 158.798694][ T1006] ? worker_thread+0xea5/0x1560 [ 158.803724][ T1006] ? kthread+0x3e2/0x540 [ 158.808145][ T1006] ? ret_from_fork+0x6d/0x90 [ 158.812990][ T1006] ? ret_from_fork_asm+0x1a/0x30 [ 158.818126][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.823486][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.829467][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.834909][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.840975][ T1006] ? should_fail_ex+0x4a/0x800 [ 158.845920][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.851281][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.857255][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.862633][ T1006] kmsan_internal_check_memory+0x48c/0x560 [ 158.868682][ T1006] kmsan_handle_dma+0xac/0xc0 [ 158.873562][ T1006] virtqueue_add+0x1e86/0x65c0 [ 158.878955][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.884927][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.890286][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.895658][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.901663][ T1006] virtqueue_add_sgs+0x186/0x1b0 [ 158.906804][ T1006] virtscsi_add_cmd+0x838/0xad0 [ 158.911885][ T1006] virtscsi_queuecommand+0x898/0xa60 [ 158.917371][ T1006] ? __pfx_virtscsi_queuecommand+0x10/0x10 [ 158.923375][ T1006] scsi_queue_rq+0x4cd0/0x5a80 [ 158.928352][ T1006] ? __pfx_scsi_queue_rq+0x10/0x10 [ 158.933739][ T1006] blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 158.939597][ T1006] ? sbitmap_get+0x4d5/0x670 [ 158.944371][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 158.950345][ T1006] ? kmsan_get_metadata+0x146/0x1d0 [ 158.955727][ T1006] ? dd_dispatch_request+0x9b1/0xa20 [ 158.961220][ T1006] __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 158.967875][ T1006] ? finish_task_switch+0x1c8/0x8f0 [ 158.973273][ T1006] ? __blk_mq_sched_dispatch_requests+0x1031/0x26e0 [ 158.980094][ T1006] blk_mq_sched_dispatch_requests+0x12f/0x270 [ 158.986393][ T1006] blk_mq_run_work_fn+0xd0/0x280 [ 158.991513][ T1006] ? __pfx_blk_mq_run_work_fn+0x10/0x10 [ 158.997246][ T1006] process_scheduled_works+0xa81/0x1bd0 [ 159.003007][ T1006] worker_thread+0xea5/0x1560 [ 159.007861][ T1006] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 159.013968][ T1006] kthread+0x3e2/0x540 [ 159.018265][ T1006] ? __pfx_worker_thread+0x10/0x10 [ 159.023583][ T1006] ? __pfx_kthread+0x10/0x10 [ 159.028363][ T1006] ret_from_fork+0x6d/0x90 [ 159.032945][ T1006] ? __pfx_kthread+0x10/0x10 [ 159.037726][ T1006] ret_from_fork_asm+0x1a/0x30 [ 159.042722][ T1006] [ 160.466822][ T1006] Shutting down cpus with NMI [ 160.472585][ T1006] Kernel Offset: disabled [ 160.476972][ T1006] Rebooting in 86400 seconds..