./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2511704973 <...> Warning: Permanently added '10.128.1.177' (ED25519) to the list of known hosts. execve("./syz-executor2511704973", ["./syz-executor2511704973"], 0x7ffdb610fc50 /* 10 vars */) = 0 brk(NULL) = 0x5555638e7000 brk(0x5555638e7d00) = 0x5555638e7d00 arch_prctl(ARCH_SET_FS, 0x5555638e7380) = 0 set_tid_address(0x5555638e7650) = 4997 set_robust_list(0x5555638e7660, 24) = 0 rseq(0x5555638e7ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2511704973", 4096) = 28 getrandom("\xa3\x5e\xd9\xfb\xe1\x72\xc0\x01", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555638e7d00 brk(0x555563908d00) = 0x555563908d00 brk(0x555563909000) = 0x555563909000 mprotect(0x7f3c6fbe9000, 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=0x5555638e7650) = 4998 ./strace-static-x86_64: Process 4998 attached [pid 4998] set_robust_list(0x5555638e7660, 24) = 0 [pid 4998] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 4998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4998] setsid() = 1 [pid 4998] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 4998] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 4998] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 4998] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 4998] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 4998] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 4998] unshare(CLONE_NEWNS) = 0 [pid 4998] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 4998] unshare(CLONE_NEWIPC) = 0 [pid 4998] unshare(CLONE_NEWCGROUP) = 0 [pid 4998] unshare(CLONE_NEWUTS) = 0 [pid 4998] unshare(CLONE_SYSVSEM) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "16777216", 8) = 8 [pid 4998] close(3) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "536870912", 9) = 9 [pid 4998] close(3) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "1024", 4) = 4 [pid 4998] close(3) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "8192", 4) = 4 [pid 4998] close(3) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "1024", 4) = 4 [pid 4998] close(3) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "1024", 4) = 4 [pid 4998] close(3) = 0 [pid 4998] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] write(3, "1024 1048576 500 1024", 21) = 21 [pid 4998] close(3) = 0 [pid 4998] getpid() = 1 [pid 4998] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5001] set_robust_list(0x5555638e7660, 24) = 0 [pid 5001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5001] setpgid(0, 0 [pid 4998] <... clone resumed>, child_tidptr=0x5555638e7650) = 2 [pid 5001] <... setpgid resumed>) = 0 [pid 5001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] write(3, "1000", 4) = 4 [pid 5001] close(3) = 0 [pid 5001] clone(child_stack=0x20000040, flags=CLONE_PIDFD|CLONE_NEWNS./strace-static-x86_64: Process 5002 attached [pid 5002] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5001] <... clone resumed>, parent_tid=[3]) = 3 [pid 5001] close(3) = 0 [pid 5001] close(4) = -1 EBADF (Bad file descriptor) [pid 5001] close(5) = -1 EBADF (Bad file descriptor) [pid 5001] close(6) = -1 EBADF (Bad file descriptor) [pid 5001] close(7) = -1 EBADF (Bad file descriptor) [pid 5001] close(8) = -1 EBADF (Bad file descriptor) [pid 5001] close(9) = -1 EBADF (Bad file descriptor) [pid 5001] close(10) = -1 EBADF (Bad file descriptor) [pid 5001] close(11) = -1 EBADF (Bad file descriptor) [pid 5001] close(12) = -1 EBADF (Bad file descriptor) [pid 5001] close(13) = -1 EBADF (Bad file descriptor) [pid 5001] close(14) = -1 EBADF (Bad file descriptor) [pid 5001] close(15) = -1 EBADF (Bad file descriptor) [pid 5001] close(16) = -1 EBADF (Bad file descriptor) [pid 5001] close(17) = -1 EBADF (Bad file descriptor) [pid 5001] close(18) = -1 EBADF (Bad file descriptor) [pid 5001] close(19) = -1 EBADF (Bad file descriptor) [pid 5001] close(20) = -1 EBADF (Bad file descriptor) [pid 5001] close(21) = -1 EBADF (Bad file descriptor) [pid 5001] close(22) = -1 EBADF (Bad file descriptor) [pid 5001] close(23) = -1 EBADF (Bad file descriptor) [pid 5001] close(24) = -1 EBADF (Bad file descriptor) [pid 5001] close(25) = -1 EBADF (Bad file descriptor) [pid 5001] close(26) = -1 EBADF (Bad file descriptor) [pid 5001] close(27) = -1 EBADF (Bad file descriptor) [pid 5001] close(28) = -1 EBADF (Bad file descriptor) [pid 5001] close(29) = -1 EBADF (Bad file descriptor) [pid 5001] exit_group(0) = ? [pid 5001] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555638e7650) = 4 ./strace-static-x86_64: Process 5003 attached [pid 5003] set_robust_list(0x5555638e7660, 24) = 0 [pid 5003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5003] setpgid(0, 0) = 0 [pid 5003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "1000", 4) = 4 [pid 5003] close(3) = 0 [pid 5003] clone(child_stack=0x20000040, flags=CLONE_PIDFD|CLONE_NEWNS [pid 5002] +++ killed by SIGSEGV (core dumped) +++ ./strace-static-x86_64: Process 5004 attached [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=3, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5004] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5003] <... clone resumed>, parent_tid=[3]) = 5 [pid 5003] close(3) = 0 [pid 5003] close(4) = -1 EBADF (Bad file descriptor) [pid 5003] close(5) = -1 EBADF (Bad file descriptor) [pid 5003] close(6) = -1 EBADF (Bad file descriptor) [pid 5003] close(7) = -1 EBADF (Bad file descriptor) [pid 5003] close(8) = -1 EBADF (Bad file descriptor) [pid 5003] close(9) = -1 EBADF (Bad file descriptor) [pid 5003] close(10) = -1 EBADF (Bad file descriptor) [pid 5003] close(11) = -1 EBADF (Bad file descriptor) [pid 5003] close(12) = -1 EBADF (Bad file descriptor) [pid 5003] close(13) = -1 EBADF (Bad file descriptor) [pid 5003] close(14) = -1 EBADF (Bad file descriptor) [pid 5003] close(15) = -1 EBADF (Bad file descriptor) [pid 5003] close(16) = -1 EBADF (Bad file descriptor) [pid 5003] close(17) = -1 EBADF (Bad file descriptor) [pid 5003] close(18) = -1 EBADF (Bad file descriptor) [pid 5003] close(19) = -1 EBADF (Bad file descriptor) [pid 5003] close(20) = -1 EBADF (Bad file descriptor) [pid 5003] close(21) = -1 EBADF (Bad file descriptor) [pid 5003] close(22) = -1 EBADF (Bad file descriptor) [pid 5003] close(23) = -1 EBADF (Bad file descriptor) [pid 5003] close(24) = -1 EBADF (Bad file descriptor) [pid 5003] close(25) = -1 EBADF (Bad file descriptor) [pid 5003] close(26) = -1 EBADF (Bad file descriptor) [pid 5003] close(27) = -1 EBADF (Bad file descriptor) [pid 5003] close(28) = -1 EBADF (Bad file descriptor) [pid 5003] close(29) = -1 EBADF (Bad file descriptor) [pid 5003] exit_group(0) = ? [pid 5003] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5005 attached , child_tidptr=0x5555638e7650) = 6 [pid 5005] set_robust_list(0x5555638e7660, 24) = 0 [pid 5005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5005] setpgid(0, 0) = 0 [pid 5005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5005] write(3, "1000", 4) = 4 [pid 5005] close(3) = 0 [pid 5005] clone(child_stack=0x20000040, flags=CLONE_PIDFD|CLONE_NEWNS, parent_tid=[3]) = 7 [pid 5005] close(3) = 0 [pid 5005] close(4./strace-static-x86_64: Process 5006 attached [pid 5006] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5005] close(5) = -1 EBADF (Bad file descriptor) [pid 5005] close(6) = -1 EBADF (Bad file descriptor) [pid 5005] close(7) = -1 EBADF (Bad file descriptor) [pid 5005] close(8) = -1 EBADF (Bad file descriptor) [pid 5005] close(9) = -1 EBADF (Bad file descriptor) [pid 5005] close(10) = -1 EBADF (Bad file descriptor) [pid 5005] close(11) = -1 EBADF (Bad file descriptor) [pid 5005] close(12) = -1 EBADF (Bad file descriptor) [pid 5005] close(13) = -1 EBADF (Bad file descriptor) [pid 5005] close(14) = -1 EBADF (Bad file descriptor) [pid 5005] close(15) = -1 EBADF (Bad file descriptor) [pid 5005] close(16) = -1 EBADF (Bad file descriptor) [pid 5005] close(17) = -1 EBADF (Bad file descriptor) [pid 5005] close(18) = -1 EBADF (Bad file descriptor) [pid 5005] close(19) = -1 EBADF (Bad file descriptor) [pid 5005] close(20) = -1 EBADF (Bad file descriptor) [pid 5005] close(21) = -1 EBADF (Bad file descriptor) [pid 5005] close(22) = -1 EBADF (Bad file descriptor) [pid 5005] close(23) = -1 EBADF (Bad file descriptor) [pid 5005] close(24) = -1 EBADF (Bad file descriptor) [pid 5005] close(25 [pid 5004] +++ killed by SIGSEGV (core dumped) +++ [pid 5005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5005] close(26 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4998] <... restart_syscall resumed>) = 0 [pid 5005] close(27) = -1 EBADF (Bad file descriptor) [pid 5005] close(28) = -1 EBADF (Bad file descriptor) [pid 5005] close(29) = -1 EBADF (Bad file descriptor) [pid 5005] exit_group(0) = ? [pid 5005] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 4998] restart_syscall(<... resuming interrupted restart_syscall ...>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555638e7650) = 8 ./strace-static-x86_64: Process 5007 attached [pid 5007] set_robust_list(0x5555638e7660, 24 [pid 5006] +++ killed by SIGSEGV (core dumped) +++ [pid 5007] <... set_robust_list resumed>) = 0 [pid 5007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5007] setpgid(0, 0) = 0 [pid 5007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5007] write(3, "1000", 4) = 4 [pid 5007] close(3) = 0 [pid 5007] clone(child_stack=0x20000040, flags=CLONE_PIDFD|CLONE_NEWNS [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=7, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=13 /* 0.13 s */} --- ./strace-static-x86_64: Process 5008 attached [pid 5007] <... clone resumed>, parent_tid=[3]) = 9 [pid 5008] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5007] close(3) = 0 [pid 5007] close(4) = -1 EBADF (Bad file descriptor) [pid 5007] close(5) = -1 EBADF (Bad file descriptor) [pid 5007] close(6) = -1 EBADF (Bad file descriptor) [pid 5007] close(7) = -1 EBADF (Bad file descriptor) [pid 5007] close(8) = -1 EBADF (Bad file descriptor) [pid 5007] close(9) = -1 EBADF (Bad file descriptor) [pid 5007] close(10) = -1 EBADF (Bad file descriptor) [pid 5007] close(11) = -1 EBADF (Bad file descriptor) [pid 5007] close(12) = -1 EBADF (Bad file descriptor) [pid 5007] close(13) = -1 EBADF (Bad file descriptor) [pid 5007] close(14) = -1 EBADF (Bad file descriptor) [pid 5007] close(15) = -1 EBADF (Bad file descriptor) [pid 5007] close(16) = -1 EBADF (Bad file descriptor) [pid 5007] close(17) = -1 EBADF (Bad file descriptor) [pid 5007] close(18) = -1 EBADF (Bad file descriptor) [pid 5007] close(19) = -1 EBADF (Bad file descriptor) [pid 5007] close(20) = -1 EBADF (Bad file descriptor) [pid 5007] close(21) = -1 EBADF (Bad file descriptor) [pid 5007] close(22) = -1 EBADF (Bad file descriptor) [pid 5007] close(23) = -1 EBADF (Bad file descriptor) [pid 5007] close(24) = -1 EBADF (Bad file descriptor) [pid 5007] close(25) = -1 EBADF (Bad file descriptor) [pid 5007] close(26) = -1 EBADF (Bad file descriptor) [pid 5007] close(27) = -1 EBADF (Bad file descriptor) [pid 5007] close(28) = -1 EBADF (Bad file descriptor) [pid 5007] close(29) = -1 EBADF (Bad file descriptor) [pid 5007] exit_group(0) = ? [pid 5007] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5009 attached [pid 5009] set_robust_list(0x5555638e7660, 24 [pid 4998] <... clone resumed>, child_tidptr=0x5555638e7650) = 10 [pid 5009] <... set_robust_list resumed>) = 0 [pid 5009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5009] setpgid(0, 0) = 0 [pid 5009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5009] write(3, "1000", 4) = 4 [pid 5009] close(3) = 0 [pid 5009] clone(child_stack=0x20000040, flags=CLONE_PIDFD|CLONE_NEWNS./strace-static-x86_64: Process 5010 attached , parent_tid=[3]) = 11 [pid 5010] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5009] close(3) = 0 [pid 5009] close(4) = -1 EBADF (Bad file descriptor) [ 170.822531][ T1109] ===================================================== [ 170.829863][ T1109] BUG: KMSAN: uninit-value in virtqueue_add+0x21c8/0x6540 [ 170.837185][ T1109] virtqueue_add+0x21c8/0x6540 [ 170.842122][ T1109] virtqueue_add_sgs+0x186/0x1b0 [ 170.847253][ T1109] virtscsi_add_cmd+0x838/0xad0 [ 170.852285][ T1109] virtscsi_queuecommand+0x898/0xa60 [ 170.857738][ T1109] scsi_queue_rq+0x4cd0/0x5a80 [ 170.862696][ T1109] blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 170.868508][ T1109] __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 170.875108][ T1109] blk_mq_sched_dispatch_requests+0x12f/0x270 [ 170.881361][ T1109] blk_mq_run_work_fn+0xd0/0x280 [ 170.886510][ T1109] process_scheduled_works+0xa81/0x1bd0 [ 170.892213][ T1109] worker_thread+0xea5/0x1560 [ 170.897049][ T1109] kthread+0x3e2/0x540 [ 170.901282][ T1109] ret_from_fork+0x6d/0x90 [ 170.905852][ T1109] ret_from_fork_asm+0x1a/0x30 [ 170.910805][ T1109] [ 170.913215][ T1109] Uninit was stored to memory at: [ 170.918493][ T1109] copy_page_from_iter_atomic+0x12b7/0x2b60 [ 170.924581][ T1109] generic_perform_write+0x4c1/0xc60 [ 170.930044][ T1109] ext4_buffered_write_iter+0x564/0xaa0 [ 170.935783][ T1109] ext4_file_write_iter+0x208/0x3450 [ 170.941237][ T1109] __kernel_write_iter+0x68b/0xc40 [ 170.946519][ T1109] dump_user_range+0x8dc/0xee0 [ 170.951505][ T1109] elf_core_dump+0x520f/0x59c0 [ 170.956427][ T1109] do_coredump+0x32d5/0x4920 [ 170.961213][ T1109] get_signal+0x21fb/0x2d80 [ 170.965908][ T1109] arch_do_signal_or_restart+0x53/0xcb0 [ 170.971682][ T1109] irqentry_exit_to_user_mode+0xa6/0x160 [ 170.977507][ T1109] irqentry_exit+0x16/0x60 [ 170.982087][ T1109] exc_page_fault+0x523/0x730 [ 170.986919][ T1109] asm_exc_page_fault+0x2b/0x30 [ 170.991913][ T1109] [ 170.994312][ T1109] Uninit was created at: [ 170.998761][ T1109] __alloc_pages+0x9a7/0xe00 [ 171.003516][ T1109] alloc_pages_mpol+0x62b/0x9d0 [ 171.008556][ T1109] alloc_pages+0x1bf/0x1e0 [ 171.013158][ T1109] dump_user_range+0x4a/0xee0 [ 171.018019][ T1109] elf_core_dump+0x520f/0x59c0 [ 171.022931][ T1109] do_coredump+0x32d5/0x4920 [ 171.027715][ T1109] get_signal+0x21fb/0x2d80 [ 171.032387][ T1109] arch_do_signal_or_restart+0x53/0xcb0 [ 171.038152][ T1109] irqentry_exit_to_user_mode+0xa6/0x160 [ 171.043966][ T1109] irqentry_exit+0x16/0x60 [ 171.048542][ T1109] exc_page_fault+0x523/0x730 [ 171.053374][ T1109] asm_exc_page_fault+0x2b/0x30 [ 171.058370][ T1109] [ 171.060778][ T1109] Bytes 0-4095 of 4096 are uninitialized [ 171.066538][ T1109] Memory access of size 4096 starts at ffff888129cb8000 [ 171.073577][ T1109] [ 171.075979][ T1109] CPU: 0 PID: 1109 Comm: kworker/0:1H Not tainted 6.8.0-syzkaller-05202-g9187210eee7d #0 [ 171.085941][ T1109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 171.096133][ T1109] Workqueue: kblockd blk_mq_run_work_fn [ 171.101898][ T1109] ===================================================== [ 171.109010][ T1109] Disabling lock debugging due to kernel taint [ 171.115262][ T1109] Kernel panic - not syncing: kmsan.panic set ... [ 171.121796][ T1109] CPU: 0 PID: 1109 Comm: kworker/0:1H Tainted: G B 6.8.0-syzkaller-05202-g9187210eee7d #0 [ 171.133277][ T1109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 171.143478][ T1109] Workqueue: kblockd blk_mq_run_work_fn [ 171.149246][ T1109] Call Trace: [ 171.152630][ T1109] [ 171.155690][ T1109] dump_stack_lvl+0x1bf/0x240 [ 171.160569][ T1109] dump_stack+0x1e/0x30 [ 171.164889][ T1109] panic+0x4e2/0xcc0 [ 171.168950][ T1109] ? kmsan_get_metadata+0x51/0x1d0 [ 171.174294][ T1109] kmsan_report+0x2d5/0x2e0 [ 171.178999][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.184404][ T1109] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 171.190836][ T1109] ? kmsan_internal_check_memory+0x48c/0x560 [ 171.196993][ T1109] ? kmsan_handle_dma+0xac/0xc0 [ 171.202002][ T1109] ? virtqueue_add+0x21c8/0x6540 [ 171.207102][ T1109] ? virtqueue_add_sgs+0x186/0x1b0 [ 171.212399][ T1109] ? virtscsi_add_cmd+0x838/0xad0 [ 171.217597][ T1109] ? virtscsi_queuecommand+0x898/0xa60 [ 171.223257][ T1109] ? scsi_queue_rq+0x4cd0/0x5a80 [ 171.228389][ T1109] ? blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 171.234390][ T1109] ? __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 171.241182][ T1109] ? blk_mq_sched_dispatch_requests+0x12f/0x270 [ 171.247645][ T1109] ? blk_mq_run_work_fn+0xd0/0x280 [ 171.252983][ T1109] ? process_scheduled_works+0xa81/0x1bd0 [ 171.258899][ T1109] ? worker_thread+0xea5/0x1560 [ 171.263927][ T1109] ? kthread+0x3e2/0x540 [ 171.268336][ T1109] ? ret_from_fork+0x6d/0x90 [ 171.273103][ T1109] ? ret_from_fork_asm+0x1a/0x30 [ 171.278237][ T1109] ? scsi_queue_rq+0x4342/0x5a80 [ 171.283349][ T1109] ? blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 171.289340][ T1109] ? __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 171.296134][ T1109] ? blk_mq_sched_dispatch_requests+0x12f/0x270 [ 171.302571][ T1109] ? blk_mq_run_work_fn+0xd0/0x280 [ 171.307989][ T1109] ? process_scheduled_works+0xa81/0x1bd0 [ 171.313889][ T1109] ? worker_thread+0xea5/0x1560 [ 171.318899][ T1109] ? kthread+0x3e2/0x540 [ 171.323307][ T1109] ? ret_from_fork+0x6d/0x90 [ 171.328059][ T1109] ? ret_from_fork_asm+0x1a/0x30 [ 171.333190][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.338581][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.344575][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.349973][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.356029][ T1109] ? should_fail_ex+0x4a/0x800 [ 171.361023][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.366438][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.372460][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.377845][ T1109] kmsan_internal_check_memory+0x48c/0x560 [ 171.383862][ T1109] kmsan_handle_dma+0xac/0xc0 [ 171.388732][ T1109] virtqueue_add+0x21c8/0x6540 [ 171.393679][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.399679][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.405064][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.411085][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.417118][ T1109] virtqueue_add_sgs+0x186/0x1b0 [ 171.422263][ T1109] virtscsi_add_cmd+0x838/0xad0 [ 171.427352][ T1109] virtscsi_queuecommand+0x898/0xa60 [ 171.432876][ T1109] ? __pfx_virtscsi_queuecommand+0x10/0x10 [ 171.438883][ T1109] scsi_queue_rq+0x4cd0/0x5a80 [ 171.443879][ T1109] ? __pfx_scsi_queue_rq+0x10/0x10 [ 171.449185][ T1109] blk_mq_dispatch_rq_list+0x148e/0x3ae0 [ 171.455060][ T1109] ? sbitmap_get+0x4d5/0x670 [ 171.459904][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.465933][ T1109] ? kmsan_get_metadata+0x146/0x1d0 [ 171.471359][ T1109] ? __pfx_dd_has_work+0x1/0x10 [ 171.476399][ T1109] __blk_mq_sched_dispatch_requests+0x11b7/0x26e0 [ 171.483043][ T1109] ? finish_task_switch+0x1c8/0x8f0 [ 171.488426][ T1109] ? __blk_mq_sched_dispatch_requests+0x1001/0x26e0 [ 171.495255][ T1109] blk_mq_sched_dispatch_requests+0x12f/0x270 [ 171.501533][ T1109] blk_mq_run_work_fn+0xd0/0x280 [ 171.506683][ T1109] ? __pfx_blk_mq_run_work_fn+0x10/0x10 [ 171.512440][ T1109] process_scheduled_works+0xa81/0x1bd0 [ 171.518215][ T1109] worker_thread+0xea5/0x1560 [ 171.523077][ T1109] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 171.529110][ T1109] kthread+0x3e2/0x540 [ 171.533382][ T1109] ? __pfx_worker_thread+0x10/0x10 [ 171.538687][ T1109] ? __pfx_kthread+0x10/0x10 [ 171.543493][ T1109] ret_from_fork+0x6d/0x90 [ 171.548106][ T1109] ? __pfx_kthread+0x10/0x10 [ 171.552908][ T1109] ret_from_fork_asm+0x1a/0x30 [ 171.557899][ T1109] [ 173.053379][ T1109] Shutting down cpus with NMI [ 173.058569][ T1109] Kernel Offset: disabled [ 173.062983][ T1109] Rebooting in 86400 seconds..