./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4132362141 <...> Warning: Permanently added '10.128.1.250' (ED25519) to the list of known hosts. execve("./syz-executor4132362141", ["./syz-executor4132362141"], 0x7ffd3cc7e550 /* 10 vars */) = 0 brk(NULL) = 0x55557b344000 brk(0x55557b344e00) = 0x55557b344e00 arch_prctl(ARCH_SET_FS, 0x55557b344480) = 0 set_tid_address(0x55557b344750) = 5227 set_robust_list(0x55557b344760, 24) = 0 rseq(0x55557b344da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4132362141", 4096) = 28 getrandom("\x21\x26\xe4\x87\x7b\x83\x52\x44", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557b344e00 brk(0x55557b365e00) = 0x55557b365e00 brk(0x55557b366000) = 0x55557b366000 mprotect(0x7f518990a000, 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 openat(AT_FDCWD, "/proc/self/make-it-fail", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f5189864b40, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f518986cb50}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f5189864b40, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f518986cb50}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5228 attached , child_tidptr=0x55557b344750) = 5228 [pid 5228] set_robust_list(0x55557b344760, 24) = 0 [pid 5227] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5228] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5230 attached ./strace-static-x86_64: Process 5229 attached [pid 5227] <... clone resumed>, child_tidptr=0x55557b344750) = 5229 [pid 5229] set_robust_list(0x55557b344760, 24 [pid 5227] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5230] set_robust_list(0x55557b344760, 24 [pid 5228] <... clone resumed>, child_tidptr=0x55557b344750) = 5230 [pid 5230] <... set_robust_list resumed>) = 0 [pid 5229] <... set_robust_list resumed>) = 0 [pid 5230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5232 attached ./strace-static-x86_64: Process 5231 attached [pid 5230] <... prctl resumed>) = 0 [pid 5232] set_robust_list(0x55557b344760, 24 [pid 5227] <... clone resumed>, child_tidptr=0x55557b344750) = 5231 [pid 5231] set_robust_list(0x55557b344760, 24 [pid 5230] setpgid(0, 0 [pid 5229] <... clone resumed>, child_tidptr=0x55557b344750) = 5232 [pid 5231] <... set_robust_list resumed>) = 0 [pid 5227] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5230] <... setpgid resumed>) = 0 [pid 5232] <... set_robust_list resumed>) = 0 [pid 5231] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5232] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5233 attached ) = 0 [pid 5232] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5234 attached [pid 5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5227] <... clone resumed>, child_tidptr=0x55557b344750) = 5233 [pid 5230] <... openat resumed>) = 3 [pid 5233] set_robust_list(0x55557b344760, 24 [pid 5231] <... clone resumed>, child_tidptr=0x55557b344750) = 5234 [pid 5227] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5234] set_robust_list(0x55557b344760, 24 [pid 5233] <... set_robust_list resumed>) = 0 [pid 5232] <... openat resumed>) = 3 [pid 5230] write(3, "1000", 4 [pid 5234] <... set_robust_list resumed>) = 0 [pid 5233] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5232] write(3, "1000", 4 [pid 5230] <... write resumed>) = 4 [pid 5232] <... write resumed>) = 4 [pid 5230] close(3 executing program [pid 5232] close(3 [pid 5230] <... close resumed>) = 0 ./strace-static-x86_64: Process 5235 attached [pid 5234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5230] write(1, "executing program\n", 18 [pid 5235] set_robust_list(0x55557b344760, 24 [pid 5230] <... write resumed>) = 18 [pid 5227] <... clone resumed>, child_tidptr=0x55557b344750) = 5235 [pid 5230] sendmsg(-1, NULL, 0 [pid 5235] <... set_robust_list resumed>) = 0 [pid 5234] <... prctl resumed>) = 0 [pid 5230] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5236 attached [pid 5235] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5234] setpgid(0, 0 [pid 5232] <... close resumed>) = 0 [pid 5230] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000640, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144executing program [pid 5236] set_robust_list(0x55557b344760, 24 [pid 5232] write(1, "executing program\n", 18 [pid 5236] <... set_robust_list resumed>) = 0 [pid 5232] <... write resumed>) = 18 [pid 5236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5234] <... setpgid resumed>) = 0 [pid 5233] <... clone resumed>, child_tidptr=0x55557b344750) = 5236 [pid 5232] sendmsg(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5236] <... prctl resumed>) = 0 [pid 5234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5232] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000640, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 5237 attached [pid 5236] setpgid(0, 0 [pid 5234] <... openat resumed>) = 3 [pid 5232] <... bpf resumed>) = 3 [pid 5230] <... bpf resumed>) = 3 [pid 5237] set_robust_list(0x55557b344760, 24 [pid 5236] <... setpgid resumed>) = 0 [pid 5237] <... set_robust_list resumed>) = 0 [pid 5232] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=3}}, 16 [pid 5237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5235] <... clone resumed>, child_tidptr=0x55557b344750) = 5237 [pid 5234] write(3, "1000", 4 [pid 5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5232] <... bpf resumed>) = 4 [pid 5230] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=3}}, 16 [pid 5234] <... write resumed>) = 4 [pid 5234] close(3 [pid 5237] <... prctl resumed>) = 0 [pid 5234] <... close resumed>) = 0 [pid 5230] <... bpf resumed>) = 4 [pid 5237] setpgid(0, 0 [pid 5232] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5237] <... setpgid resumed>) = 0 [pid 5236] <... openat resumed>) = 3 executing program [pid 5237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5236] write(3, "1000", 4 [pid 5234] write(1, "executing program\n", 18 [pid 5232] <... socket resumed>) = 5 [pid 5230] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5237] <... openat resumed>) = 3 [pid 5236] <... write resumed>) = 4 [pid 5234] <... write resumed>) = 18 [pid 5232] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5230] <... socket resumed>) = 5 [pid 5237] write(3, "1000", 4 [pid 5236] close(3 [pid 5234] sendmsg(-1, NULL, 0 [pid 5237] <... write resumed>) = 4 [pid 5236] <... close resumed>) = 0 [pid 5234] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 5232] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5230] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5237] close(3 [pid 5236] write(1, "executing program\n", 18executing program [pid 5232] <... socket resumed>) = 6 [pid 5230] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5237] <... close resumed>) = 0 [pid 5236] <... write resumed>) = 18 [pid 5232] ioctl(6, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5236] sendmsg(-1, NULL, 0executing program [pid 5237] write(1, "executing program\n", 18 [pid 5236] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 5232] <... ioctl resumed>, ifr_ifindex=9}) = 0 [pid 5237] <... write resumed>) = 18 [pid 5236] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000640, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5234] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000640, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5230] <... socket resumed>) = 6 [pid 5237] sendmsg(-1, NULL, 0 [pid 5232] ioctl(6, SIOCETHTOOL, NULL [pid 5237] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 5237] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000640, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5234] <... bpf resumed>) = 3 [pid 5232] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5230] ioctl(6, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5236] <... bpf resumed>) = 3 [pid 5237] <... bpf resumed>) = 3 [pid 5232] socket(AF_INET, SOCK_RAW, 2 [pid 5230] <... ioctl resumed>, ifr_ifindex=9}) = 0 [pid 5236] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=3}}, 16 [pid 5232] <... socket resumed>) = 7 [pid 5230] ioctl(6, SIOCETHTOOL, NULL [pid 5236] <... bpf resumed>) = 4 [pid 5237] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=3}}, 16 [pid 5232] socket(AF_INET, SOCK_RAW, 2 [pid 5230] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5237] <... bpf resumed>) = 4 [pid 5236] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5234] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=3}}, 16 [pid 5232] <... socket resumed>) = 8 [pid 5237] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5236] <... socket resumed>) = 5 [pid 5232] recvmmsg(7, [pid 5237] <... socket resumed>) = 5 [pid 5232] <... recvmmsg resumed>NULL, 0, MSG_TRUNC|MSG_DONTWAIT, NULL) = 0 (Timeout) [pid 5232] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5237] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5236] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5234] <... bpf resumed>) = 4 [pid 5232] <... socket resumed>) = 9 [pid 5230] socket(AF_INET, SOCK_RAW, 2 [pid 5237] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5236] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5232] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 5230] <... socket resumed>) = 7 [pid 5237] <... socket resumed>) = 6 [pid 5236] <... socket resumed>) = 6 [pid 5234] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5237] ioctl(6, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5236] ioctl(6, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5232] <... openat resumed>) = 10 [pid 5230] socket(AF_INET, SOCK_RAW, 2 [pid 5237] <... ioctl resumed>, ifr_ifindex=9}) = 0 [pid 5234] <... socket resumed>) = 5 [pid 5237] ioctl(6, SIOCETHTOOL, NULL [pid 5236] <... ioctl resumed>, ifr_ifindex=9}) = 0 [pid 5234] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5232] write(10, "7", 1 [pid 5230] <... socket resumed>) = 8 [pid 5237] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5236] ioctl(6, SIOCETHTOOL, NULL [pid 5234] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5232] <... write resumed>) = 1 [ 63.658910][ T5232] FAULT_INJECTION: forcing a failure. [ 63.658910][ T5232] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 63.659357][ T5232] [ 63.659364][ T5232] ====================================================== [ 63.659370][ T5232] WARNING: possible circular locking dependency detected [ 63.659380][ T5232] 6.11.0-syzkaller-11503-gc824deb1a897 #0 Not tainted [ 63.659389][ T5232] ------------------------------------------------------ [ 63.659395][ T5232] syz-executor413/5232 is trying to acquire lock: [ 63.659403][ T5232] ffffffff8e813460 (console_owner){....}-{0:0}, at: console_flush_all+0x1a3/0xeb0 [ 63.659468][ T5232] [ 63.659468][ T5232] but task is already holding lock: [ 63.659473][ T5232] ffff8880b873ea98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 63.659513][ T5232] [ 63.659513][ T5232] which lock already depends on the new lock. [ 63.659513][ T5232] [ 63.659518][ T5232] [ 63.659518][ T5232] the existing dependency chain (in reverse order) is: [ 63.659524][ T5232] [ 63.659524][ T5232] -> #4 (&rq->__lock){-.-.}-{2:2}: [ 63.659545][ T5232] lock_acquire+0x1ed/0x550 [ 63.659567][ T5232] _raw_spin_lock_nested+0x31/0x40 [ 63.659593][ T5232] raw_spin_rq_lock_nested+0x2a/0x140 [ 63.659612][ T5232] task_rq_lock+0xc6/0x360 [ 63.659629][ T5232] cgroup_move_task+0x92/0x2d0 [ 63.659647][ T5232] css_set_move_task+0x72e/0x950 [ 63.659664][ T5232] cgroup_post_fork+0x256/0x880 [ 63.659680][ T5232] copy_process+0x39e9/0x3d50 [ 63.659699][ T5232] kernel_clone+0x226/0x8f0 [ 63.659720][ T5232] user_mode_thread+0x132/0x1a0 [ 63.659741][ T5232] rest_init+0x23/0x300 [ 63.659756][ T5232] start_kernel+0x47f/0x500 [ 63.659771][ T5232] x86_64_start_reservations+0x2a/0x30 [ 63.659791][ T5232] x86_64_start_kernel+0x9f/0xa0 [ 63.659809][ T5232] common_startup_64+0x13e/0x147 [ 63.659825][ T5232] [ 63.659825][ T5232] -> #3 (&p->pi_lock){-.-.}-{2:2}: [ 63.659846][ T5232] lock_acquire+0x1ed/0x550 [ 63.659866][ T5232] _raw_spin_lock_irqsave+0xd5/0x120 [ 63.659892][ T5232] try_to_wake_up+0xb0/0x1480 [ 63.659915][ T5232] __wake_up_common_lock+0x130/0x1e0 [ 63.659937][ T5232] tty_port_default_wakeup+0xa6/0xf0 [ 63.659961][ T5232] serial8250_tx_chars+0x6e2/0x930 [ 63.659977][ T5232] serial8250_handle_irq+0x630/0xb80 [ 63.659993][ T5232] serial8250_default_handle_irq+0xd1/0x1f0 [ 63.660013][ T5232] serial8250_interrupt+0xa9/0x1f0 [ 63.660036][ T5232] __handle_irq_event_percpu+0x29a/0xa80 [ 63.660054][ T5232] handle_irq_event+0x89/0x1f0 [ 63.660072][ T5232] handle_edge_irq+0x25f/0xc20 [ 63.660089][ T5232] __common_interrupt+0x136/0x230 [ 63.660108][ T5232] common_interrupt+0xb4/0xd0 [ 63.660125][ T5232] asm_common_interrupt+0x26/0x40 [ 63.660149][ T5232] __sanitizer_cov_trace_pc+0x4/0x70 [ 63.660167][ T5232] pfn_valid+0x384/0x450 [ 63.660183][ T5232] page_table_check_clear+0x1e/0x550 [ 63.660200][ T5232] ptep_clear_flush+0x162/0x170 [ 63.660219][ T5232] do_wp_page+0x1beb/0x52d0 [ 63.660239][ T5232] handle_pte_fault+0x10e3/0x6800 [ 63.660254][ T5232] handle_mm_fault+0x1106/0x1bb0 [ 63.660275][ T5232] exc_page_fault+0x459/0x8c0 [ 63.660295][ T5232] asm_exc_page_fault+0x26/0x30 [ 63.660316][ T5232] [ 63.660316][ T5232] -> #2 (&tty->write_wait){-...}-{2:2}: [ 63.660337][ T5232] lock_acquire+0x1ed/0x550 [ 63.660357][ T5232] _raw_spin_lock_irqsave+0xd5/0x120 [ 63.660377][ T5232] __wake_up_common_lock+0x25/0x1e0 [ 63.660398][ T5232] tty_port_default_wakeup+0xa6/0xf0 [ 63.660417][ T5232] serial8250_tx_chars+0x6e2/0x930 [ 63.660433][ T5232] serial8250_handle_irq+0x630/0xb80 [ 63.660449][ T5232] serial8250_default_handle_irq+0xd1/0x1f0 [ 63.660469][ T5232] serial8250_interrupt+0xa9/0x1f0 [ 63.660491][ T5232] __handle_irq_event_percpu+0x29a/0xa80 [ 63.660510][ T5232] handle_irq_event+0x89/0x1f0 [ 63.660527][ T5232] handle_edge_irq+0x25f/0xc20 [ 63.660543][ T5232] __common_interrupt+0x136/0x230 [ 63.660562][ T5232] common_interrupt+0xb4/0xd0 [ 63.660578][ T5232] asm_common_interrupt+0x26/0x40 [ 63.660600][ T5232] _raw_spin_unlock_irqrestore+0xd8/0x140 [ 63.660621][ T5232] uart_write+0x3e4/0xa40 [ 63.660635][ T5232] n_tty_write+0xd62/0x1230 [ 63.660656][ T5232] file_tty_write+0x546/0x9b0 [ 63.660670][ T5232] vfs_write+0xa6d/0xc90 [ 63.660691][ T5232] ksys_write+0x183/0x2b0 [ 63.660724][ T5232] do_syscall_64+0xf3/0x230 [ 63.660736][ T5232] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.660756][ T5232] [ 63.660756][ T5232] -> #1 (&port_lock_key){-...}-{2:2}: [ 63.660775][ T5232] lock_acquire+0x1ed/0x550 [ 63.660794][ T5232] _raw_spin_lock_irqsave+0xd5/0x120 [ 63.660812][ T5232] serial8250_console_write+0x1a7/0x1ed0 [ 63.660829][ T5232] console_flush_all+0x86b/0xeb0 [ 63.660846][ T5232] console_unlock+0x14f/0x3b0 [ 63.660860][ T5232] vprintk_emit+0x730/0xa10 [ 63.660875][ T5232] _printk+0xd5/0x120 [ 63.660898][ T5232] register_console+0xbf5/0xfd0 [ 63.660915][ T5232] univ8250_console_init+0x52/0x90 [ 63.660932][ T5232] console_init+0x1b8/0x6f0 [ 63.660945][ T5232] start_kernel+0x2d8/0x500 [ 63.660958][ T5232] x86_64_start_reservations+0x2a/0x30 [ 63.660975][ T5232] x86_64_start_kernel+0x9f/0xa0 [ 63.660992][ T5232] common_startup_64+0x13e/0x147 [ 63.661011][ T5232] [ 63.661011][ T5232] -> #0 (console_owner){....}-{0:0}: [ 63.661032][ T5232] validate_chain+0x18ef/0x5920 [ 63.661045][ T5232] __lock_acquire+0x1384/0x2050 [ 63.661063][ T5232] lock_acquire+0x1ed/0x550 [ 63.661081][ T5232] console_flush_all+0x7f8/0xeb0 [ 63.661096][ T5232] console_unlock+0x14f/0x3b0 [ 63.661111][ T5232] vprintk_emit+0x730/0xa10 [ 63.661124][ T5232] _printk+0xd5/0x120 [ 63.661143][ T5232] should_fail_ex+0x391/0x4e0 [ 63.661179][ T5232] strncpy_from_user+0x36/0x250 [ 63.661197][ T5232] strncpy_from_user_nofault+0x71/0x140 [ 63.661212][ T5232] bpf_probe_read_user_str+0x2a/0x70 [ 63.661231][ T5232] bpf_prog_bc7c5c6b9645592f+0x3e/0x40 [ 63.661246][ T5232] bpf_trace_run4+0x334/0x590 [ 63.661261][ T5232] __traceiter_sched_switch+0x98/0xd0 [ 63.661276][ T5232] __schedule+0x234a/0x4b30 [ 63.661295][ T5232] schedule+0x14b/0x320 [ 63.661313][ T5232] ptrace_stop+0x5b4/0x940 [ 63.661328][ T5232] ptrace_notify+0x255/0x380 [ 63.661344][ T5232] syscall_trace_enter+0x5d/0x150 [ 63.661365][ T5232] do_syscall_64+0xcc/0x230 [ 63.661377][ T5232] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.661398][ T5232] [ 63.661398][ T5232] other info that might help us debug this: [ 63.661398][ T5232] [ 63.661403][ T5232] Chain exists of: [ 63.661403][ T5232] console_owner --> &p->pi_lock --> &rq->__lock [ 63.661403][ T5232] [ 63.661425][ T5232] Possible unsafe locking scenario: [ 63.661425][ T5232] [ 63.661429][ T5232] CPU0 CPU1 [ 63.661433][ T5232] ---- ---- [ 63.661438][ T5232] lock(&rq->__lock); [ 63.661447][ T5232] lock(&p->pi_lock); [ 63.661457][ T5232] lock(&rq->__lock); [ 63.661467][ T5232] lock(console_owner); [ 63.661477][ T5232] [ 63.661477][ T5232] *** DEADLOCK *** [ 63.661477][ T5232] [ 63.661480][ T5232] 4 locks held by syz-executor413/5232: [ 63.661489][ T5232] #0: ffff8880b873ea98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 63.661528][ T5232] #1: ffffffff8e937ee0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x244/0x590 [ 63.661563][ T5232] #2: ffffffff8e8134c0 (console_lock){+.+.}-{0:0}, at: _printk+0xd5/0x120 [ 63.661603][ T5232] #3: ffffffff8e8130d0 (console_srcu){....}-{0:0}, at: console_flush_all+0x1a3/0xeb0 [ 63.661640][ T5232] [ 63.661640][ T5232] stack backtrace: [ 63.661652][ T5232] CPU: 1 UID: 0 PID: 5232 Comm: syz-executor413 Not tainted 6.11.0-syzkaller-11503-gc824deb1a897 #0 [ 63.661674][ T5232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 63.661686][ T5232] Call Trace: [ 63.661694][ T5232] [ 63.661700][ T5232] dump_stack_lvl+0x241/0x360 [ 63.661725][ T5232] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.661748][ T5232] ? __pfx__printk+0x10/0x10 [ 63.661774][ T5232] print_circular_bug+0x13a/0x1b0 [ 63.661792][ T5232] check_noncircular+0x36a/0x4a0 [ 63.661810][ T5232] ? __pfx_check_noncircular+0x10/0x10 [ 63.661826][ T5232] ? lockdep_lock+0x123/0x2b0 [ 63.661847][ T5232] ? add_lock_to_list+0x1e8/0x2f0 [ 63.661866][ T5232] validate_chain+0x18ef/0x5920 [ 63.661894][ T5232] ? __pfx_validate_chain+0x10/0x10 [ 63.661911][ T5232] ? sprintf+0xda/0x120 [ 63.661928][ T5232] ? vsnprintf+0x1cc3/0x1da0 [ 63.661950][ T5232] ? info_print_prefix+0x204/0x310 [ 63.661973][ T5232] ? mark_lock+0x9a/0x360 [ 63.661988][ T5232] __lock_acquire+0x1384/0x2050 [ 63.662016][ T5232] lock_acquire+0x1ed/0x550 [ 63.662036][ T5232] ? console_flush_all+0x1a3/0xeb0 [ 63.662057][ T5232] ? __pfx_lock_acquire+0x10/0x10 [ 63.662079][ T5232] ? __pfx_lock_release+0x10/0x10 [ 63.662099][ T5232] ? do_raw_spin_lock+0x14f/0x370 [ 63.662120][ T5232] ? do_raw_spin_unlock+0x13c/0x8b0 [ 63.662139][ T5232] ? console_flush_all+0x511/0xeb0 [ 63.662157][ T5232] ? console_flush_all+0x1a3/0xeb0 [ 63.662176][ T5232] console_flush_all+0x7f8/0xeb0 [ 63.662194][ T5232] ? console_flush_all+0x1a3/0xeb0 [ 63.662213][ T5232] ? console_flush_all+0x1a3/0xeb0 [ 63.662234][ T5232] ? __pfx_console_flush_all+0x10/0x10 [ 63.662253][ T5232] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 63.662274][ T5232] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 63.662298][ T5232] ? this_cpu_in_panic+0x4f/0x80 [ 63.662313][ T5232] ? is_printk_legacy_deferred+0x43/0x50 [ 63.662334][ T5232] ? printk_get_console_flush_type+0x1fe/0x4f0 [ 63.662353][ T5232] console_unlock+0x14f/0x3b0 [ 63.662382][ T5232] ? __pfx_console_unlock+0x10/0x10 [ 63.662398][ T5232] ? this_cpu_in_panic+0x4f/0x80 [ 63.662411][ T5232] ? is_printk_legacy_deferred+0x43/0x50 [ 63.662431][ T5232] ? printk_get_console_flush_type+0x1fe/0x4f0 [ 63.662448][ T5232] vprintk_emit+0x730/0xa10 [ 63.662463][ T5232] ? __pfx_vprintk_emit+0x10/0x10 [ 63.662478][ T5232] ? kernelmode_fixup_or_oops+0x7a/0xf0 [ 63.662501][ T5232] _printk+0xd5/0x120 [ 63.662521][ T5232] ? __pfx__printk+0x10/0x10 [ 63.662544][ T5232] should_fail_ex+0x391/0x4e0 [ 63.662564][ T5232] strncpy_from_user+0x36/0x250 [ 63.662583][ T5232] strncpy_from_user_nofault+0x71/0x140 [ 63.662598][ T5232] bpf_probe_read_user_str+0x2a/0x70 [ 63.662629][ T5232] ? bpf_trace_run4+0x244/0x590 [ 63.662642][ T5232] bpf_prog_bc7c5c6b9645592f+0x3e/0x40 [ 63.662652][ T5232] bpf_trace_run4+0x334/0x590 [ 63.662666][ T5232] ? psi_group_change+0xb88/0x11c0 [ 63.662681][ T5232] ? __pfx_bpf_trace_run4+0x10/0x10 [ 63.662698][ T5232] ? __pfx___bpf_trace_sched_switch+0x10/0x10 [ 63.662712][ T5232] __traceiter_sched_switch+0x98/0xd0 [ 63.662726][ T5232] __schedule+0x234a/0x4b30 [ 63.662750][ T5232] ? __pfx___schedule+0x10/0x10 [ 63.662768][ T5232] ? __pfx_lock_release+0x10/0x10 [ 63.662786][ T5232] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 63.662805][ T5232] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 63.662826][ T5232] ? schedule+0x90/0x320 [ 63.662842][ T5232] schedule+0x14b/0x320 [ 63.662859][ T5232] ptrace_stop+0x5b4/0x940 [ 63.662876][ T5232] ptrace_notify+0x255/0x380 [ 63.662895][ T5232] ? __pfx_ptrace_notify+0x10/0x10 [ 63.662912][ T5232] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 63.662931][ T5232] ? do_syscall_64+0x100/0x230 [ 63.662943][ T5232] syscall_trace_enter+0x5d/0x150 [ 63.662962][ T5232] do_syscall_64+0xcc/0x230 [ 63.662974][ T5232] ? clear_bhb_loop+0x35/0x90 [ 63.662986][ T5232] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.663004][ T5232] RIP: 0033:0x7f518989ea19 [ 63.663017][ T5232] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.663032][ T5232] RSP: 002b:00007fff628ecc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.663044][ T5232] RAX: ffffffffffffffda RBX: 00007fff628ecc70 RCX: 00007f518989ea19 [ 63.663054][ T5232] RDX: 040000000000009f RSI: 00000000200002c0 RDI: 0000000000000009 [ 63.663063][ T5232] RBP: 0000000000000001 R08: 00007fff628eca07 R09: 0000000000000037 [ 63.663071][ T5232] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 63.663079][ T5232] R13: 00007fff628ecf48 R14: 00007fff628eccac R15: 00007fff628eccb0 [ 63.663093][ T5232] [ 64.882475][ T5232] CPU: 1 UID: 0 PID: 5232 Comm: syz-executor413 Not tainted 6.11.0-syzkaller-11503-gc824deb1a897 #0 [ 64.893224][ T5232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 64.903283][ T5232] Call Trace: [ 64.906552][ T5232] [ 64.909492][ T5232] dump_stack_lvl+0x241/0x360 [ 64.914174][ T5232] ? __pfx_dump_stack_lvl+0x10/0x10 [ 64.919363][ T5232] ? __pfx__printk+0x10/0x10 [ 64.923972][ T5232] should_fail_ex+0x3b0/0x4e0 [ 64.928648][ T5232] strncpy_from_user+0x36/0x250 [ 64.933490][ T5232] strncpy_from_user_nofault+0x71/0x140 [ 64.939019][ T5232] bpf_probe_read_user_str+0x2a/0x70 [ 64.944295][ T5232] ? bpf_trace_run4+0x244/0x590 [ 64.949137][ T5232] bpf_prog_bc7c5c6b9645592f+0x3e/0x40 [ 64.954577][ T5232] bpf_trace_run4+0x334/0x590 [ 64.959239][ T5232] ? psi_group_change+0xb88/0x11c0 [ 64.964340][ T5232] ? __pfx_bpf_trace_run4+0x10/0x10 [ 64.969531][ T5232] ? __pfx___bpf_trace_sched_switch+0x10/0x10 [ 64.975590][ T5232] __traceiter_sched_switch+0x98/0xd0 [ 64.980947][ T5232] __schedule+0x234a/0x4b30 [ 64.985445][ T5232] ? __pfx___schedule+0x10/0x10 [ 64.990283][ T5232] ? __pfx_lock_release+0x10/0x10 [ 64.995306][ T5232] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 65.001280][ T5232] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.007614][ T5232] ? schedule+0x90/0x320 [ 65.011877][ T5232] schedule+0x14b/0x320 [ 65.016029][ T5232] ptrace_stop+0x5b4/0x940 [ 65.020436][ T5232] ptrace_notify+0x255/0x380 [ 65.025040][ T5232] ? __pfx_ptrace_notify+0x10/0x10 [ 65.030164][ T5232] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.036514][ T5232] ? do_syscall_64+0x100/0x230 [ 65.041267][ T5232] syscall_trace_enter+0x5d/0x150 [ 65.046292][ T5232] do_syscall_64+0xcc/0x230 [ 65.050808][ T5232] ? clear_bhb_loop+0x35/0x90 [ 65.055494][ T5232] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.061384][ T5232] RIP: 0033:0x7f518989ea19 [ 65.065793][ T5232] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.085417][ T5232] RSP: 002b:00007fff628ecc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.093820][ T5232] RAX: ffffffffffffffda RBX: 00007fff628ecc70 RCX: 00007f518989ea19 [ 65.101782][ T5232] RDX: 040000000000009f RSI: 00000000200002c0 RDI: 0000000000000009 [ 65.109743][ T5232] RBP: 0000000000000001 R08: 00007fff628eca07 R09: 0000000000000037 [ 65.117700][ T5232] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 65.125667][ T5232] R13: 00007fff628ecf48 R14: 00007fff628eccac R15: 00007fff628eccb0 [ 65.133638][ T5232] [ 65.136822][ T5234] ------------[ cut here ]------------ [ 65.142363][ T5234] WARNING: CPU: 0 PID: 5234 at kernel/sched/deadline.c:1995 enqueue_dl_entity+0x1630/0x1d60 [ 65.152463][ T5234] Modules linked in: [ 65.156359][ T5234] CPU: 0 UID: 0 PID: 5234 Comm: syz-executor413 Not tainted 6.11.0-syzkaller-11503-gc824deb1a897 #0 [ 65.167161][ T5234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 65.177221][ T5234] RIP: 0010:enqueue_dl_entity+0x1630/0x1d60 [ 65.183152][ T5234] Code: df 0f b6 04 08 84 c0 0f 85 cf 02 00 00 8b 75 00 48 89 df 4c 89 ea 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d e9 d1 1f ff ff 90 <0f> 0b 90 e9 09 ea ff ff 90 0f 0b 90 e9 c4 fb ff ff 90 0f 0b 90 e9 [ 65.202750][ T5234] RSP: 0018:ffffc9000357f0a8 EFLAGS: 00010017 [ 65.208811][ T5234] RAX: dffffc0000000000 RBX: ffff8880b863f480 RCX: 1ffff110170c7e8d [ 65.216793][ T5234] RDX: ffffffff816827f0 RSI: 0000000000000001 RDI: ffff8880b863f468 [ 65.224768][ T5234] RBP: 0000000000000001 R08: ffff88802d8600a7 R09: 0000000000000000 [ 65.232748][ T5234] R10: ffff88802d860090 R11: ffffed1005b0c015 R12: ffff8880b863f468 [ 65.240736][ T5234] R13: ffff8880b863f468 R14: ffff8880b863f4bc R15: ffff8880b863f540 [ 65.248720][ T5234] FS: 000055557b344480(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 65.257667][ T5234] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.264250][ T5234] CR2: 0000000000000000 CR3: 00000000787e8000 CR4: 00000000003506f0 [ 65.272225][ T5234] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.280199][ T5234] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.288170][ T5234] Call Trace: [ 65.291451][ T5234] [ 65.294387][ T5234] ? __warn+0x168/0x4e0 [ 65.298546][ T5234] ? enqueue_dl_entity+0x1630/0x1d60 [ 65.303835][ T5234] ? report_bug+0x2b3/0x500 [ 65.308345][ T5234] ? enqueue_dl_entity+0x1630/0x1d60 [ 65.313631][ T5234] ? handle_bug+0x60/0x90 [ 65.317956][ T5234] ? exc_invalid_op+0x1a/0x50 [ 65.322627][ T5234] ? asm_exc_invalid_op+0x1a/0x20 [ 65.327650][ T5234] ? __pfx_min_vruntime_cb_rotate+0x10/0x10 [ 65.333554][ T5234] ? enqueue_dl_entity+0x1630/0x1d60 [ 65.338836][ T5234] ? __pfx_min_vruntime_cb_rotate+0x10/0x10 [ 65.344742][ T5234] dl_server_start+0xc9/0x240 [ 65.349435][ T5234] enqueue_task_fair+0xb5c/0xea0 [ 65.354390][ T5234] ? __pfx_sched_mm_cid_migrate_to+0x10/0x10 [ 65.360377][ T5234] enqueue_task+0x1a5/0x300 [ 65.364899][ T5234] activate_task+0x61/0xc0 [ 65.369322][ T5234] attach_task+0xee/0x190 [ 65.373649][ T5234] sched_balance_rq+0x664a/0x8620 [ 65.378701][ T5234] ? __pfx_sched_balance_rq+0x10/0x10 [ 65.384119][ T5234] ? __lock_acquire+0x1384/0x2050 [ 65.389156][ T5234] ? __pfx_lock_acquire+0x10/0x10 [ 65.394183][ T5234] ? __pfx_sched_clock_cpu+0x10/0x10 [ 65.399472][ T5234] sched_balance_newidle+0x6ba/0xfd0 [ 65.404792][ T5234] ? sched_balance_newidle+0x2c0/0xfd0 [ 65.410245][ T5234] ? dequeue_entities+0xc07/0xfa0 [ 65.415273][ T5234] ? __pfx_sched_balance_newidle+0x10/0x10 [ 65.421084][ T5234] ? pick_task_fair+0xe4/0x260 [ 65.425845][ T5234] pick_next_task_fair+0x40/0xc90 [ 65.430864][ T5234] ? rcu_is_watching+0x15/0xb0 [ 65.435625][ T5234] __pick_next_task+0xdd/0x400 [ 65.440391][ T5234] __schedule+0x7b9/0x4b30 [ 65.444858][ T5234] ? __pfx___schedule+0x10/0x10 [ 65.449705][ T5234] ? schedule+0x90/0x320 [ 65.453957][ T5234] ? __pfx_lock_release+0x10/0x10 [ 65.458984][ T5234] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 65.464964][ T5234] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.471297][ T5234] ? schedule+0x90/0x320 [ 65.475544][ T5234] schedule+0x14b/0x320 [ 65.479700][ T5234] ptrace_stop+0x5b4/0x940 [ 65.484120][ T5234] ptrace_notify+0x255/0x380 [ 65.488710][ T5234] ? __pfx_ptrace_notify+0x10/0x10 [ 65.493822][ T5234] ? __pfx___sys_socket+0x10/0x10 [ 65.498843][ T5234] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.505182][ T5234] syscall_exit_work+0xc6/0x190 [ 65.510066][ T5234] syscall_exit_to_user_mode+0x279/0x370 [ 65.515703][ T5234] do_syscall_64+0x100/0x230 [ 65.520289][ T5234] ? clear_bhb_loop+0x35/0x90 [ 65.524962][ T5234] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.530866][ T5234] RIP: 0033:0x7f518989ea19 [ 65.535298][ T5234] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.554909][ T5234] RSP: 002b:00007fff628ecc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 65.563314][ T5234] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f518989ea19 [ 65.571335][ T5234] RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 [ 65.579303][ T5234] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 65.587268][ T5234] R10: 00007fff628ecc70 R11: 0000000000000246 R12: 00000000000f4240 [ 65.595258][ T5234] R13: 00007fff628ecf48 R14: 00007fff628eccac R15: 00007fff628eccb0 [ 65.603226][ T5234] [ 65.606237][ T5234] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 65.613504][ T5234] CPU: 0 UID: 0 PID: 5234 Comm: syz-executor413 Not tainted 6.11.0-syzkaller-11503-gc824deb1a897 #0 [ 65.624254][ T5234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 65.634302][ T5234] Call Trace: [ 65.637584][ T5234] [ 65.640508][ T5234] dump_stack_lvl+0x241/0x360 [ 65.645199][ T5234] ? __pfx_dump_stack_lvl+0x10/0x10 [ 65.650396][ T5234] ? __pfx__printk+0x10/0x10 [ 65.655001][ T5234] ? vscnprintf+0x5d/0x90 [ 65.659330][ T5234] panic+0x349/0x880 [ 65.663254][ T5234] ? __warn+0x177/0x4e0 [ 65.667410][ T5234] ? __pfx_panic+0x10/0x10 [ 65.671839][ T5234] __warn+0x34b/0x4e0 [ 65.675821][ T5234] ? enqueue_dl_entity+0x1630/0x1d60 [ 65.681118][ T5234] report_bug+0x2b3/0x500 [ 65.685466][ T5234] ? enqueue_dl_entity+0x1630/0x1d60 [ 65.690840][ T5234] handle_bug+0x60/0x90 [ 65.694994][ T5234] exc_invalid_op+0x1a/0x50 [ 65.699512][ T5234] asm_exc_invalid_op+0x1a/0x20 [ 65.704371][ T5234] RIP: 0010:enqueue_dl_entity+0x1630/0x1d60 [ 65.710267][ T5234] Code: df 0f b6 04 08 84 c0 0f 85 cf 02 00 00 8b 75 00 48 89 df 4c 89 ea 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d e9 d1 1f ff ff 90 <0f> 0b 90 e9 09 ea ff ff 90 0f 0b 90 e9 c4 fb ff ff 90 0f 0b 90 e9 [ 65.729867][ T5234] RSP: 0018:ffffc9000357f0a8 EFLAGS: 00010017 [ 65.735929][ T5234] RAX: dffffc0000000000 RBX: ffff8880b863f480 RCX: 1ffff110170c7e8d [ 65.743933][ T5234] RDX: ffffffff816827f0 RSI: 0000000000000001 RDI: ffff8880b863f468 [ 65.751910][ T5234] RBP: 0000000000000001 R08: ffff88802d8600a7 R09: 0000000000000000 [ 65.759882][ T5234] R10: ffff88802d860090 R11: ffffed1005b0c015 R12: ffff8880b863f468 [ 65.767860][ T5234] R13: ffff8880b863f468 R14: ffff8880b863f4bc R15: ffff8880b863f540 [ 65.775835][ T5234] ? __pfx_min_vruntime_cb_rotate+0x10/0x10 [ 65.781776][ T5234] ? __pfx_min_vruntime_cb_rotate+0x10/0x10 [ 65.787679][ T5234] dl_server_start+0xc9/0x240 [ 65.792370][ T5234] enqueue_task_fair+0xb5c/0xea0 [ 65.797319][ T5234] ? __pfx_sched_mm_cid_migrate_to+0x10/0x10 [ 65.803306][ T5234] enqueue_task+0x1a5/0x300 [ 65.807812][ T5234] activate_task+0x61/0xc0 [ 65.812233][ T5234] attach_task+0xee/0x190 [ 65.816565][ T5234] sched_balance_rq+0x664a/0x8620 [ 65.821619][ T5234] ? __pfx_sched_balance_rq+0x10/0x10 [ 65.826998][ T5234] ? __lock_acquire+0x1384/0x2050 [ 65.832041][ T5234] ? __pfx_lock_acquire+0x10/0x10 [ 65.837083][ T5234] ? __pfx_sched_clock_cpu+0x10/0x10 [ 65.842377][ T5234] sched_balance_newidle+0x6ba/0xfd0 [ 65.847666][ T5234] ? sched_balance_newidle+0x2c0/0xfd0 [ 65.853132][ T5234] ? dequeue_entities+0xc07/0xfa0 [ 65.858161][ T5234] ? __pfx_sched_balance_newidle+0x10/0x10 [ 65.863973][ T5234] ? pick_task_fair+0xe4/0x260 [ 65.868743][ T5234] pick_next_task_fair+0x40/0xc90 [ 65.873766][ T5234] ? rcu_is_watching+0x15/0xb0 [ 65.878522][ T5234] __pick_next_task+0xdd/0x400 [ 65.883280][ T5234] __schedule+0x7b9/0x4b30 [ 65.887763][ T5234] ? __pfx___schedule+0x10/0x10 [ 65.892623][ T5234] ? schedule+0x90/0x320 [ 65.896869][ T5234] ? __pfx_lock_release+0x10/0x10 [ 65.901896][ T5234] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 65.907898][ T5234] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.914238][ T5234] ? schedule+0x90/0x320 [ 65.918485][ T5234] schedule+0x14b/0x320 [ 65.922639][ T5234] ptrace_stop+0x5b4/0x940 [ 65.927053][ T5234] ptrace_notify+0x255/0x380 [ 65.931652][ T5234] ? __pfx_ptrace_notify+0x10/0x10 [ 65.936782][ T5234] ? __pfx___sys_socket+0x10/0x10 [ 65.941812][ T5234] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 65.948147][ T5234] syscall_exit_work+0xc6/0x190 [ 65.953001][ T5234] syscall_exit_to_user_mode+0x279/0x370 [ 65.958636][ T5234] do_syscall_64+0x100/0x230 [ 65.963217][ T5234] ? clear_bhb_loop+0x35/0x90 [ 65.967889][ T5234] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.973805][ T5234] RIP: 0033:0x7f518989ea19 [ 65.978241][ T5234] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1c 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.997947][ T5234] RSP: 002b:00007fff628ecc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 66.006371][ T5234] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f518989ea19 [ 66.014364][ T5234] RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 [ 66.022334][ T5234] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 66.030315][ T5234] R10: 00007fff628ecc70 R11: 0000000000000246 R12: 00000000000f4240 [ 66.038303][ T5234] R13: 00007fff628ecf48 R14: 00007fff628eccac R15: 00007fff628eccb0 [ 66.046364][ T5234] [ 66.049669][ T5234] Kernel Offset: disabled [ 66.053990][ T5234] Rebooting in 86400 seconds..