./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1473541656
<...>
Warning: Permanently added '10.128.1.157' (ED25519) to the list of known hosts.
execve("./syz-executor1473541656", ["./syz-executor1473541656"], 0x7ffcff37e460 /* 10 vars */) = 0
brk(NULL) = 0x555555c19000
brk(0x555555c19d00) = 0x555555c19d00
arch_prctl(ARCH_SET_FS, 0x555555c19380) = 0
set_tid_address(0x555555c19650) = 5068
set_robust_list(0x555555c19660, 24) = 0
rseq(0x555555c19ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1473541656", 4096) = 28
getrandom("\x63\x01\x98\xb6\xb6\xa2\xb6\xa5", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555555c19d00
brk(0x555555c3ad00) = 0x555555c3ad00
brk(0x555555c3b000) = 0x555555c3b000
mprotect(0x7f8a82c4f000, 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, "/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
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5069
./strace-static-x86_64: Process 5069 attached
[pid 5069] set_robust_list(0x555555c19660, 24) = 0
[pid 5069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5069] setpgid(0, 0) = 0
[pid 5069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5069] write(3, "1000", 4) = 4
[pid 5069] close(3) = 0
[pid 5069] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5069] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5069] dup2(3, 3) = 3
[pid 5069] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5069] write(4, "5", 1) = 1
[ 54.105344][ T5069] FAULT_INJECTION: forcing a failure.
[ 54.105344][ T5069] name failslab, interval 1, probability 0, space 0, times 1
[ 54.118291][ T5069] CPU: 0 PID: 5069 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 54.128700][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 54.138747][ T5069] Call Trace:
[ 54.142019][ T5069]
[ 54.144944][ T5069] dump_stack_lvl+0x1e7/0x2e0
[ 54.149631][ T5069] ? __pfx_dump_stack_lvl+0x10/0x10
[ 54.154819][ T5069] ? __pfx__printk+0x10/0x10
[ 54.159396][ T5069] ? __pfx___might_resched+0x10/0x10
[ 54.164674][ T5069] should_fail_ex+0x3ae/0x4e0
[ 54.169345][ T5069] ? __skb_ext_alloc+0x1c/0xb0
[ 54.174122][ T5069] should_failslab+0x9/0x20
[ 54.178626][ T5069] kmem_cache_alloc+0x77/0x340
[ 54.183388][ T5069] __skb_ext_alloc+0x1c/0xb0
[ 54.187977][ T5069] mptcp_sendmsg_frag+0x724/0x2f70
[ 54.193107][ T5069] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 54.198661][ T5069] ? mark_lock+0x9a/0x350
[ 54.202991][ T5069] __subflow_push_pending+0x267/0xcf0
[ 54.208374][ T5069] ? __pfx___subflow_push_pending+0x10/0x10
[ 54.214273][ T5069] __mptcp_push_pending+0x2ad/0xa50
[ 54.219473][ T5069] ? __pfx___mptcp_push_pending+0x10/0x10
[ 54.225190][ T5069] ? __virt_addr_valid+0x183/0x520
[ 54.230297][ T5069] ? __virt_addr_valid+0x44e/0x520
[ 54.235459][ T5069] ? __phys_addr_symbol+0x2f/0x70
[ 54.240531][ T5069] ? __check_object_size+0x4bb/0xa00
[ 54.245915][ T5069] mptcp_sendmsg+0x14e2/0x1880
[ 54.250693][ T5069] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 54.255822][ T5069] ? inet_send_prepare+0x5a/0x260
[ 54.260908][ T5069] __sock_sendmsg+0xef/0x270
[ 54.265517][ T5069] __sys_sendto+0x3a4/0x4f0
[ 54.270026][ T5069] ? __pfx___sys_sendto+0x10/0x10
[ 54.275060][ T5069] ? lockdep_hardirqs_on+0x98/0x140
[ 54.280275][ T5069] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 54.286605][ T5069] __x64_sys_sendto+0xde/0x100
[ 54.291363][ T5069] do_syscall_64+0xf9/0x240
[ 54.295877][ T5069] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 54.301767][ T5069] RIP: 0033:0x7f8a82bdbd79
[ 54.306175][ T5069] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 54.325773][ T5069] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 54.334179][ T5069] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 54.342140][ T5069] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5069] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5069] exit_group(0) = ?
[pid 5069] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5069, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[ 54.350110][ T5069] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 54.358071][ T5069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.366034][ T5069] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 54.374010][ T5069]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5070
./strace-static-x86_64: Process 5070 attached
[pid 5070] set_robust_list(0x555555c19660, 24) = 0
[pid 5070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5070] setpgid(0, 0) = 0
[pid 5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5070] write(3, "1000", 4) = 4
[pid 5070] close(3) = 0
[pid 5070] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5070] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5070] dup2(3, 3) = 3
[pid 5070] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5070] write(4, "5", 1) = 1
[pid 5070] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5070] exit_group(0) = ?
[pid 5070] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5070, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5071 attached
[pid 5071] set_robust_list(0x555555c19660, 24) = 0
[pid 5071] prctl(PR_SET_PDEATHSIG, SIGKILL
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5071
[pid 5071] <... prctl resumed>) = 0
[pid 5071] setpgid(0, 0) = 0
[pid 5071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5071] write(3, "1000", 4) = 4
[pid 5071] close(3) = 0
[pid 5071] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5071] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5071] dup2(3, 3) = 3
[pid 5071] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5071] write(4, "5", 1) = 1
[ 54.536796][ T5071] FAULT_INJECTION: forcing a failure.
[ 54.536796][ T5071] name failslab, interval 1, probability 0, space 0, times 0
[ 54.549689][ T5071] CPU: 1 PID: 5071 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 54.560122][ T5071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 54.570173][ T5071] Call Trace:
[ 54.573459][ T5071]
[ 54.576387][ T5071] dump_stack_lvl+0x1e7/0x2e0
[ 54.581060][ T5071] ? __pfx_dump_stack_lvl+0x10/0x10
[ 54.586248][ T5071] ? __pfx__printk+0x10/0x10
[ 54.590832][ T5071] ? __pfx___might_resched+0x10/0x10
[ 54.596112][ T5071] should_fail_ex+0x3ae/0x4e0
[ 54.600791][ T5071] ? __skb_ext_alloc+0x1c/0xb0
[ 54.605541][ T5071] should_failslab+0x9/0x20
[ 54.610034][ T5071] kmem_cache_alloc+0x77/0x340
[ 54.614788][ T5071] __skb_ext_alloc+0x1c/0xb0
[ 54.619369][ T5071] mptcp_sendmsg_frag+0x724/0x2f70
[ 54.624482][ T5071] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 54.630015][ T5071] ? mark_lock+0x9a/0x350
[ 54.634334][ T5071] __subflow_push_pending+0x267/0xcf0
[ 54.639707][ T5071] ? __pfx___subflow_push_pending+0x10/0x10
[ 54.645599][ T5071] __mptcp_push_pending+0x2ad/0xa50
[ 54.650791][ T5071] ? __pfx___mptcp_push_pending+0x10/0x10
[ 54.656506][ T5071] ? __virt_addr_valid+0x183/0x520
[ 54.661605][ T5071] ? __virt_addr_valid+0x44e/0x520
[ 54.666707][ T5071] ? __phys_addr_symbol+0x2f/0x70
[ 54.671718][ T5071] ? __check_object_size+0x4bb/0xa00
[ 54.676993][ T5071] mptcp_sendmsg+0x14e2/0x1880
[ 54.681764][ T5071] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 54.686871][ T5071] ? inet_send_prepare+0x5a/0x260
[ 54.691892][ T5071] __sock_sendmsg+0xef/0x270
[ 54.696480][ T5071] __sys_sendto+0x3a4/0x4f0
[ 54.700987][ T5071] ? __pfx___sys_sendto+0x10/0x10
[ 54.706022][ T5071] ? lockdep_hardirqs_on+0x98/0x140
[ 54.711225][ T5071] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 54.717551][ T5071] __x64_sys_sendto+0xde/0x100
[ 54.722305][ T5071] do_syscall_64+0xf9/0x240
[ 54.727951][ T5071] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 54.733847][ T5071] RIP: 0033:0x7f8a82bdbd79
[ 54.738257][ T5071] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 54.757861][ T5071] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 54.766273][ T5071] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 54.774234][ T5071] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5071] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5071] exit_group(0) = ?
[pid 5071] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5071, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 54.782197][ T5071] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 54.790153][ T5071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 54.798112][ T5071] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 54.806082][ T5071]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5072
./strace-static-x86_64: Process 5072 attached
[pid 5072] set_robust_list(0x555555c19660, 24) = 0
[pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5072] setpgid(0, 0) = 0
[pid 5072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5072] write(3, "1000", 4) = 4
[pid 5072] close(3) = 0
[pid 5072] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5072] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5072] dup2(3, 3) = 3
[pid 5072] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5072] write(4, "5", 1) = 1
[ 54.908014][ T5072] FAULT_INJECTION: forcing a failure.
[ 54.908014][ T5072] name failslab, interval 1, probability 0, space 0, times 0
[ 54.920787][ T5072] CPU: 0 PID: 5072 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 54.931213][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 54.941267][ T5072] Call Trace:
[ 54.944540][ T5072]
[ 54.947464][ T5072] dump_stack_lvl+0x1e7/0x2e0
[ 54.952137][ T5072] ? __pfx_dump_stack_lvl+0x10/0x10
[ 54.957328][ T5072] ? __pfx__printk+0x10/0x10
[ 54.961908][ T5072] ? __pfx___might_resched+0x10/0x10
[ 54.967186][ T5072] should_fail_ex+0x3ae/0x4e0
[ 54.971859][ T5072] ? __skb_ext_alloc+0x1c/0xb0
[ 54.976615][ T5072] should_failslab+0x9/0x20
[ 54.981107][ T5072] kmem_cache_alloc+0x77/0x340
[ 54.985865][ T5072] __skb_ext_alloc+0x1c/0xb0
[ 54.990449][ T5072] mptcp_sendmsg_frag+0x724/0x2f70
[ 54.995558][ T5072] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 55.001104][ T5072] ? mark_lock+0x9a/0x350
[ 55.005455][ T5072] __subflow_push_pending+0x267/0xcf0
[ 55.010851][ T5072] ? __pfx___subflow_push_pending+0x10/0x10
[ 55.016844][ T5072] __mptcp_push_pending+0x2ad/0xa50
[ 55.022149][ T5072] ? __pfx___mptcp_push_pending+0x10/0x10
[ 55.027893][ T5072] ? __virt_addr_valid+0x183/0x520
[ 55.033010][ T5072] ? __virt_addr_valid+0x44e/0x520
[ 55.038137][ T5072] ? __phys_addr_symbol+0x2f/0x70
[ 55.043164][ T5072] ? __check_object_size+0x4bb/0xa00
[ 55.048451][ T5072] mptcp_sendmsg+0x14e2/0x1880
[ 55.053229][ T5072] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 55.058333][ T5072] ? inet_send_prepare+0x5a/0x260
[ 55.063359][ T5072] __sock_sendmsg+0xef/0x270
[ 55.067950][ T5072] __sys_sendto+0x3a4/0x4f0
[ 55.072449][ T5072] ? __pfx___sys_sendto+0x10/0x10
[ 55.077481][ T5072] ? lockdep_hardirqs_on+0x98/0x140
[ 55.082682][ T5072] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 55.089011][ T5072] __x64_sys_sendto+0xde/0x100
[ 55.093772][ T5072] do_syscall_64+0xf9/0x240
[ 55.098275][ T5072] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 55.104168][ T5072] RIP: 0033:0x7f8a82bdbd79
[ 55.108573][ T5072] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 55.128167][ T5072] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 55.136573][ T5072] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 55.144535][ T5072] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5072] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5072] exit_group(0) = ?
[pid 5072] +++ exited with 0 +++
[ 55.152495][ T5072] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 55.160454][ T5072] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 55.168415][ T5072] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 55.176387][ T5072]
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5072, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5073 attached
, child_tidptr=0x555555c19650) = 5073
[pid 5073] set_robust_list(0x555555c19660, 24) = 0
[pid 5073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5073] setpgid(0, 0) = 0
[pid 5073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5073] write(3, "1000", 4) = 4
[pid 5073] close(3) = 0
[pid 5073] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5073] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5073] dup2(3, 3) = 3
[pid 5073] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5073] write(4, "5", 1) = 1
[ 55.272768][ T5073] FAULT_INJECTION: forcing a failure.
[ 55.272768][ T5073] name failslab, interval 1, probability 0, space 0, times 0
[ 55.286108][ T5073] CPU: 0 PID: 5073 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 55.296537][ T5073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 55.306590][ T5073] Call Trace:
[ 55.309860][ T5073]
[ 55.312780][ T5073] dump_stack_lvl+0x1e7/0x2e0
[ 55.317458][ T5073] ? __pfx_dump_stack_lvl+0x10/0x10
[ 55.322648][ T5073] ? __pfx__printk+0x10/0x10
[ 55.327327][ T5073] ? __pfx___might_resched+0x10/0x10
[ 55.332622][ T5073] should_fail_ex+0x3ae/0x4e0
[ 55.337298][ T5073] ? __skb_ext_alloc+0x1c/0xb0
[ 55.342055][ T5073] should_failslab+0x9/0x20
[ 55.346547][ T5073] kmem_cache_alloc+0x77/0x340
[ 55.351307][ T5073] __skb_ext_alloc+0x1c/0xb0
[ 55.355890][ T5073] mptcp_sendmsg_frag+0x724/0x2f70
[ 55.361007][ T5073] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 55.366547][ T5073] ? mark_lock+0x9a/0x350
[ 55.370868][ T5073] __subflow_push_pending+0x267/0xcf0
[ 55.376249][ T5073] ? __pfx___subflow_push_pending+0x10/0x10
[ 55.382145][ T5073] __mptcp_push_pending+0x2ad/0xa50
[ 55.387347][ T5073] ? __pfx___mptcp_push_pending+0x10/0x10
[ 55.393064][ T5073] ? __virt_addr_valid+0x183/0x520
[ 55.398169][ T5073] ? __virt_addr_valid+0x44e/0x520
[ 55.403274][ T5073] ? __phys_addr_symbol+0x2f/0x70
[ 55.408294][ T5073] ? __check_object_size+0x4bb/0xa00
[ 55.413574][ T5073] mptcp_sendmsg+0x14e2/0x1880
[ 55.418348][ T5073] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 55.423452][ T5073] ? inet_send_prepare+0x5a/0x260
[ 55.428475][ T5073] __sock_sendmsg+0xef/0x270
[ 55.433061][ T5073] __sys_sendto+0x3a4/0x4f0
[ 55.437559][ T5073] ? __pfx___sys_sendto+0x10/0x10
[ 55.442577][ T5073] ? lockdep_hardirqs_on+0x98/0x140
[ 55.447780][ T5073] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 55.454108][ T5073] __x64_sys_sendto+0xde/0x100
[ 55.458865][ T5073] do_syscall_64+0xf9/0x240
[ 55.463367][ T5073] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 55.469345][ T5073] RIP: 0033:0x7f8a82bdbd79
[ 55.473752][ T5073] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 55.493347][ T5073] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 55.501755][ T5073] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 55.509719][ T5073] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5073] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5073] exit_group(0) = ?
[pid 5073] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5073, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5074 attached
, child_tidptr=0x555555c19650) = 5074
[pid 5074] set_robust_list(0x555555c19660, 24) = 0
[pid 5074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5074] setpgid(0, 0) = 0
[pid 5074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5074] write(3, "1000", 4) = 4
[pid 5074] close(3) = 0
[ 55.517682][ T5073] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 55.525643][ T5073] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 55.533604][ T5073] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 55.541575][ T5073]
[pid 5074] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5074] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5074] dup2(3, 3) = 3
[pid 5074] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5074] write(4, "5", 1) = 1
[ 55.608912][ T5074] FAULT_INJECTION: forcing a failure.
[ 55.608912][ T5074] name failslab, interval 1, probability 0, space 0, times 0
[ 55.621664][ T5074] CPU: 0 PID: 5074 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 55.632074][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 55.642123][ T5074] Call Trace:
[ 55.645407][ T5074]
[ 55.648345][ T5074] dump_stack_lvl+0x1e7/0x2e0
[ 55.653015][ T5074] ? __pfx_dump_stack_lvl+0x10/0x10
[ 55.658204][ T5074] ? __pfx__printk+0x10/0x10
[ 55.662784][ T5074] ? __pfx___might_resched+0x10/0x10
[ 55.668103][ T5074] should_fail_ex+0x3ae/0x4e0
[ 55.672796][ T5074] ? __skb_ext_alloc+0x1c/0xb0
[ 55.677552][ T5074] should_failslab+0x9/0x20
[ 55.682049][ T5074] kmem_cache_alloc+0x77/0x340
[ 55.686809][ T5074] __skb_ext_alloc+0x1c/0xb0
[ 55.691390][ T5074] mptcp_sendmsg_frag+0x724/0x2f70
[ 55.696507][ T5074] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 55.702046][ T5074] ? mark_lock+0x9a/0x350
[ 55.706372][ T5074] __subflow_push_pending+0x267/0xcf0
[ 55.711759][ T5074] ? __pfx___subflow_push_pending+0x10/0x10
[ 55.717655][ T5074] __mptcp_push_pending+0x2ad/0xa50
[ 55.722856][ T5074] ? __pfx___mptcp_push_pending+0x10/0x10
[ 55.728579][ T5074] ? __virt_addr_valid+0x183/0x520
[ 55.733687][ T5074] ? __virt_addr_valid+0x44e/0x520
[ 55.738792][ T5074] ? __phys_addr_symbol+0x2f/0x70
[ 55.743809][ T5074] ? __check_object_size+0x4bb/0xa00
[ 55.749089][ T5074] mptcp_sendmsg+0x14e2/0x1880
[ 55.753867][ T5074] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 55.758972][ T5074] ? inet_send_prepare+0x5a/0x260
[ 55.763991][ T5074] __sock_sendmsg+0xef/0x270
[ 55.768580][ T5074] __sys_sendto+0x3a4/0x4f0
[ 55.773076][ T5074] ? __pfx___sys_sendto+0x10/0x10
[ 55.778101][ T5074] ? lockdep_hardirqs_on+0x98/0x140
[ 55.783307][ T5074] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 55.789640][ T5074] __x64_sys_sendto+0xde/0x100
[ 55.794397][ T5074] do_syscall_64+0xf9/0x240
[ 55.798898][ T5074] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 55.804789][ T5074] RIP: 0033:0x7f8a82bdbd79
[ 55.809197][ T5074] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 55.828803][ T5074] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 55.837217][ T5074] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 55.845183][ T5074] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5074] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5074] exit_group(0) = ?
[pid 5074] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5074, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5075 attached
, child_tidptr=0x555555c19650) = 5075
[pid 5075] set_robust_list(0x555555c19660, 24) = 0
[pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5075] setpgid(0, 0) = 0
[pid 5075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5075] write(3, "1000", 4) = 4
[pid 5075] close(3) = 0
[pid 5075] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 55.853143][ T5074] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 55.861103][ T5074] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 55.869064][ T5074] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 55.877037][ T5074]
[pid 5075] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5075] dup2(3, 3) = 3
[pid 5075] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5075] write(4, "5", 1) = 1
[pid 5075] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5075] exit_group(0) = ?
[pid 5075] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5075, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5076 attached
, child_tidptr=0x555555c19650) = 5076
[pid 5076] set_robust_list(0x555555c19660, 24) = 0
[pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5076] setpgid(0, 0) = 0
[pid 5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5076] write(3, "1000", 4) = 4
[pid 5076] close(3) = 0
[pid 5076] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5076] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5076] dup2(3, 3) = 3
[pid 5076] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5076] write(4, "5", 1) = 1
[ 55.991508][ T5076] FAULT_INJECTION: forcing a failure.
[ 55.991508][ T5076] name failslab, interval 1, probability 0, space 0, times 0
[ 56.004377][ T5076] CPU: 1 PID: 5076 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 56.014877][ T5076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 56.024926][ T5076] Call Trace:
[ 56.028218][ T5076]
[ 56.031146][ T5076] dump_stack_lvl+0x1e7/0x2e0
[ 56.035831][ T5076] ? __pfx_dump_stack_lvl+0x10/0x10
[ 56.041034][ T5076] ? __pfx__printk+0x10/0x10
[ 56.045626][ T5076] ? __pfx___might_resched+0x10/0x10
[ 56.050913][ T5076] should_fail_ex+0x3ae/0x4e0
[ 56.055592][ T5076] ? __skb_ext_alloc+0x1c/0xb0
[ 56.060353][ T5076] should_failslab+0x9/0x20
[ 56.064849][ T5076] kmem_cache_alloc+0x77/0x340
[ 56.069608][ T5076] __skb_ext_alloc+0x1c/0xb0
[ 56.074195][ T5076] mptcp_sendmsg_frag+0x724/0x2f70
[ 56.079398][ T5076] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 56.084938][ T5076] ? mark_lock+0x9a/0x350
[ 56.089259][ T5076] __subflow_push_pending+0x267/0xcf0
[ 56.094644][ T5076] ? __pfx___subflow_push_pending+0x10/0x10
[ 56.100540][ T5076] __mptcp_push_pending+0x2ad/0xa50
[ 56.105742][ T5076] ? __pfx___mptcp_push_pending+0x10/0x10
[ 56.111462][ T5076] ? __virt_addr_valid+0x183/0x520
[ 56.116566][ T5076] ? __virt_addr_valid+0x44e/0x520
[ 56.121670][ T5076] ? __phys_addr_symbol+0x2f/0x70
[ 56.126689][ T5076] ? __check_object_size+0x4bb/0xa00
[ 56.131972][ T5076] mptcp_sendmsg+0x14e2/0x1880
[ 56.136763][ T5076] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 56.141875][ T5076] ? inet_send_prepare+0x5a/0x260
[ 56.146906][ T5076] __sock_sendmsg+0xef/0x270
[ 56.151493][ T5076] __sys_sendto+0x3a4/0x4f0
[ 56.156016][ T5076] ? __pfx___sys_sendto+0x10/0x10
[ 56.161061][ T5076] ? lockdep_hardirqs_on+0x98/0x140
[ 56.166279][ T5076] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 56.172617][ T5076] __x64_sys_sendto+0xde/0x100
[ 56.177397][ T5076] do_syscall_64+0xf9/0x240
[ 56.181912][ T5076] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 56.187805][ T5076] RIP: 0033:0x7f8a82bdbd79
[ 56.192214][ T5076] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 56.211821][ T5076] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 56.220259][ T5076] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 56.228253][ T5076] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5076] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5076] exit_group(0) = ?
[pid 5076] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[ 56.236238][ T5076] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 56.244217][ T5076] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 56.252206][ T5076] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 56.260195][ T5076]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5077
./strace-static-x86_64: Process 5077 attached
[pid 5077] set_robust_list(0x555555c19660, 24) = 0
[pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5077] setpgid(0, 0) = 0
[pid 5077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5077] write(3, "1000", 4) = 4
[pid 5077] close(3) = 0
[pid 5077] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5077] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5077] dup2(3, 3) = 3
[pid 5077] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5077] write(4, "5", 1) = 1
[ 56.383048][ T5077] FAULT_INJECTION: forcing a failure.
[ 56.383048][ T5077] name failslab, interval 1, probability 0, space 0, times 0
[ 56.395828][ T5077] CPU: 0 PID: 5077 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 56.406254][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 56.416293][ T5077] Call Trace:
[ 56.419557][ T5077]
[ 56.422472][ T5077] dump_stack_lvl+0x1e7/0x2e0
[ 56.427144][ T5077] ? __pfx_dump_stack_lvl+0x10/0x10
[ 56.432328][ T5077] ? __pfx__printk+0x10/0x10
[ 56.436901][ T5077] ? __pfx___might_resched+0x10/0x10
[ 56.442169][ T5077] should_fail_ex+0x3ae/0x4e0
[ 56.446829][ T5077] ? __skb_ext_alloc+0x1c/0xb0
[ 56.451574][ T5077] should_failslab+0x9/0x20
[ 56.456057][ T5077] kmem_cache_alloc+0x77/0x340
[ 56.460828][ T5077] __skb_ext_alloc+0x1c/0xb0
[ 56.465403][ T5077] mptcp_sendmsg_frag+0x724/0x2f70
[ 56.470504][ T5077] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 56.476035][ T5077] ? mark_lock+0x9a/0x350
[ 56.480349][ T5077] __subflow_push_pending+0x267/0xcf0
[ 56.485721][ T5077] ? __pfx___subflow_push_pending+0x10/0x10
[ 56.491606][ T5077] __mptcp_push_pending+0x2ad/0xa50
[ 56.496799][ T5077] ? __pfx___mptcp_push_pending+0x10/0x10
[ 56.502505][ T5077] ? __virt_addr_valid+0x183/0x520
[ 56.507599][ T5077] ? __virt_addr_valid+0x44e/0x520
[ 56.512693][ T5077] ? __phys_addr_symbol+0x2f/0x70
[ 56.517701][ T5077] ? __check_object_size+0x4bb/0xa00
[ 56.522972][ T5077] mptcp_sendmsg+0x14e2/0x1880
[ 56.527733][ T5077] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 56.532827][ T5077] ? inet_send_prepare+0x5a/0x260
[ 56.537843][ T5077] __sock_sendmsg+0xef/0x270
[ 56.542421][ T5077] __sys_sendto+0x3a4/0x4f0
[ 56.546909][ T5077] ? __pfx___sys_sendto+0x10/0x10
[ 56.551917][ T5077] ? lockdep_hardirqs_on+0x98/0x140
[ 56.557138][ T5077] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 56.563454][ T5077] __x64_sys_sendto+0xde/0x100
[ 56.568205][ T5077] do_syscall_64+0xf9/0x240
[ 56.572700][ T5077] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 56.578579][ T5077] RIP: 0033:0x7f8a82bdbd79
[ 56.582978][ T5077] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 56.602564][ T5077] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 56.610970][ T5077] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 56.618926][ T5077] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5077] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5077] exit_group(0) = ?
[pid 5077] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5077, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 56.626878][ T5077] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 56.634833][ T5077] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 56.642790][ T5077] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 56.650754][ T5077]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5078
./strace-static-x86_64: Process 5078 attached
[pid 5078] set_robust_list(0x555555c19660, 24) = 0
[pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5078] setpgid(0, 0) = 0
[pid 5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5078] write(3, "1000", 4) = 4
[pid 5078] close(3) = 0
[pid 5078] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5078] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5078] dup2(3, 3) = 3
[pid 5078] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5078] write(4, "5", 1) = 1
[ 56.749061][ T5078] FAULT_INJECTION: forcing a failure.
[ 56.749061][ T5078] name failslab, interval 1, probability 0, space 0, times 0
[ 56.761855][ T5078] CPU: 1 PID: 5078 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 56.772261][ T5078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 56.782315][ T5078] Call Trace:
[ 56.785587][ T5078]
[ 56.788509][ T5078] dump_stack_lvl+0x1e7/0x2e0
[ 56.793188][ T5078] ? __pfx_dump_stack_lvl+0x10/0x10
[ 56.798380][ T5078] ? __pfx__printk+0x10/0x10
[ 56.802967][ T5078] ? __pfx___might_resched+0x10/0x10
[ 56.808260][ T5078] should_fail_ex+0x3ae/0x4e0
[ 56.812945][ T5078] ? __skb_ext_alloc+0x1c/0xb0
[ 56.817701][ T5078] should_failslab+0x9/0x20
[ 56.822194][ T5078] kmem_cache_alloc+0x77/0x340
[ 56.826955][ T5078] __skb_ext_alloc+0x1c/0xb0
[ 56.831536][ T5078] mptcp_sendmsg_frag+0x724/0x2f70
[ 56.836656][ T5078] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 56.842196][ T5078] ? mark_lock+0x9a/0x350
[ 56.846521][ T5078] __subflow_push_pending+0x267/0xcf0
[ 56.851906][ T5078] ? __pfx___subflow_push_pending+0x10/0x10
[ 56.857805][ T5078] __mptcp_push_pending+0x2ad/0xa50
[ 56.863032][ T5078] ? __pfx___mptcp_push_pending+0x10/0x10
[ 56.868752][ T5078] ? __virt_addr_valid+0x183/0x520
[ 56.873860][ T5078] ? __virt_addr_valid+0x44e/0x520
[ 56.878967][ T5078] ? __phys_addr_symbol+0x2f/0x70
[ 56.883987][ T5078] ? __check_object_size+0x4bb/0xa00
[ 56.889270][ T5078] mptcp_sendmsg+0x14e2/0x1880
[ 56.894044][ T5078] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 56.899148][ T5078] ? inet_send_prepare+0x5a/0x260
[ 56.904169][ T5078] __sock_sendmsg+0xef/0x270
[ 56.908756][ T5078] __sys_sendto+0x3a4/0x4f0
[ 56.913254][ T5078] ? __pfx___sys_sendto+0x10/0x10
[ 56.918284][ T5078] ? lockdep_hardirqs_on+0x98/0x140
[ 56.923492][ T5078] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 56.929830][ T5078] __x64_sys_sendto+0xde/0x100
[ 56.934592][ T5078] do_syscall_64+0xf9/0x240
[ 56.939096][ T5078] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 56.944987][ T5078] RIP: 0033:0x7f8a82bdbd79
[ 56.949391][ T5078] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 56.968987][ T5078] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 56.977394][ T5078] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 56.985356][ T5078] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5078] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5078] exit_group(0) = ?
[pid 5078] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5078, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5079 attached
, child_tidptr=0x555555c19650) = 5079
[pid 5079] set_robust_list(0x555555c19660, 24) = 0
[pid 5079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5079] setpgid(0, 0) = 0
[pid 5079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5079] write(3, "1000", 4) = 4
[ 56.993340][ T5078] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 57.001315][ T5078] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 57.009288][ T5078] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 57.017287][ T5078]
[pid 5079] close(3) = 0
[pid 5079] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5079] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5079] dup2(3, 3) = 3
[pid 5079] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5079] write(4, "5", 1) = 1
[ 57.086566][ T5079] FAULT_INJECTION: forcing a failure.
[ 57.086566][ T5079] name failslab, interval 1, probability 0, space 0, times 0
[ 57.099475][ T5079] CPU: 1 PID: 5079 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 57.109914][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 57.119969][ T5079] Call Trace:
[ 57.123243][ T5079]
[ 57.126168][ T5079] dump_stack_lvl+0x1e7/0x2e0
[ 57.130875][ T5079] ? __pfx_dump_stack_lvl+0x10/0x10
[ 57.136082][ T5079] ? __pfx__printk+0x10/0x10
[ 57.140678][ T5079] ? __pfx___might_resched+0x10/0x10
[ 57.145972][ T5079] should_fail_ex+0x3ae/0x4e0
[ 57.150657][ T5079] ? __skb_ext_alloc+0x1c/0xb0
[ 57.155419][ T5079] should_failslab+0x9/0x20
[ 57.159917][ T5079] kmem_cache_alloc+0x77/0x340
[ 57.164682][ T5079] __skb_ext_alloc+0x1c/0xb0
[ 57.169264][ T5079] mptcp_sendmsg_frag+0x724/0x2f70
[ 57.174381][ T5079] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 57.180461][ T5079] ? mark_lock+0x9a/0x350
[ 57.184810][ T5079] __subflow_push_pending+0x267/0xcf0
[ 57.190210][ T5079] ? __pfx___subflow_push_pending+0x10/0x10
[ 57.196200][ T5079] __mptcp_push_pending+0x2ad/0xa50
[ 57.201402][ T5079] ? __pfx___mptcp_push_pending+0x10/0x10
[ 57.207119][ T5079] ? __virt_addr_valid+0x183/0x520
[ 57.212241][ T5079] ? __virt_addr_valid+0x44e/0x520
[ 57.217347][ T5079] ? __phys_addr_symbol+0x2f/0x70
[ 57.222366][ T5079] ? __check_object_size+0x4bb/0xa00
[ 57.227649][ T5079] mptcp_sendmsg+0x14e2/0x1880
[ 57.232424][ T5079] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 57.237529][ T5079] ? inet_send_prepare+0x5a/0x260
[ 57.242551][ T5079] __sock_sendmsg+0xef/0x270
[ 57.247160][ T5079] __sys_sendto+0x3a4/0x4f0
[ 57.251676][ T5079] ? __pfx___sys_sendto+0x10/0x10
[ 57.256708][ T5079] ? lockdep_hardirqs_on+0x98/0x140
[ 57.261917][ T5079] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 57.268246][ T5079] __x64_sys_sendto+0xde/0x100
[ 57.273006][ T5079] do_syscall_64+0xf9/0x240
[ 57.277509][ T5079] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 57.283400][ T5079] RIP: 0033:0x7f8a82bdbd79
[ 57.287808][ T5079] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 57.307407][ T5079] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 57.315816][ T5079] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 57.323781][ T5079] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5079] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5079] exit_group(0) = ?
[pid 5079] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5079, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5080 attached
, child_tidptr=0x555555c19650) = 5080
[pid 5080] set_robust_list(0x555555c19660, 24) = 0
[pid 5080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5080] setpgid(0, 0) = 0
[pid 5080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5080] write(3, "1000", 4) = 4
[pid 5080] close(3) = 0
[ 57.331744][ T5079] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 57.339707][ T5079] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 57.347670][ T5079] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 57.355645][ T5079]
[pid 5080] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5080] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5080] dup2(3, 3) = 3
[pid 5080] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5080] write(4, "5", 1) = 1
[ 57.414209][ T5080] FAULT_INJECTION: forcing a failure.
[ 57.414209][ T5080] name failslab, interval 1, probability 0, space 0, times 0
[ 57.427019][ T5080] CPU: 1 PID: 5080 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 57.437459][ T5080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 57.447516][ T5080] Call Trace:
[ 57.450798][ T5080]
[ 57.453723][ T5080] dump_stack_lvl+0x1e7/0x2e0
[ 57.458396][ T5080] ? __pfx_dump_stack_lvl+0x10/0x10
[ 57.463595][ T5080] ? __pfx__printk+0x10/0x10
[ 57.468195][ T5080] ? __pfx___might_resched+0x10/0x10
[ 57.473485][ T5080] should_fail_ex+0x3ae/0x4e0
[ 57.478168][ T5080] ? __skb_ext_alloc+0x1c/0xb0
[ 57.482925][ T5080] should_failslab+0x9/0x20
[ 57.487418][ T5080] kmem_cache_alloc+0x77/0x340
[ 57.492176][ T5080] __skb_ext_alloc+0x1c/0xb0
[ 57.496760][ T5080] mptcp_sendmsg_frag+0x724/0x2f70
[ 57.501880][ T5080] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 57.507419][ T5080] ? mark_lock+0x9a/0x350
[ 57.511751][ T5080] __subflow_push_pending+0x267/0xcf0
[ 57.517135][ T5080] ? __pfx___subflow_push_pending+0x10/0x10
[ 57.523028][ T5080] __mptcp_push_pending+0x2ad/0xa50
[ 57.528228][ T5080] ? __pfx___mptcp_push_pending+0x10/0x10
[ 57.533945][ T5080] ? __virt_addr_valid+0x183/0x520
[ 57.539049][ T5080] ? __virt_addr_valid+0x44e/0x520
[ 57.544153][ T5080] ? __phys_addr_symbol+0x2f/0x70
[ 57.549179][ T5080] ? __check_object_size+0x4bb/0xa00
[ 57.554466][ T5080] mptcp_sendmsg+0x14e2/0x1880
[ 57.559244][ T5080] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 57.564350][ T5080] ? inet_send_prepare+0x5a/0x260
[ 57.569372][ T5080] __sock_sendmsg+0xef/0x270
[ 57.573959][ T5080] __sys_sendto+0x3a4/0x4f0
[ 57.578457][ T5080] ? __pfx___sys_sendto+0x10/0x10
[ 57.583480][ T5080] ? lockdep_hardirqs_on+0x98/0x140
[ 57.588690][ T5080] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 57.595017][ T5080] __x64_sys_sendto+0xde/0x100
[ 57.599771][ T5080] do_syscall_64+0xf9/0x240
[ 57.604273][ T5080] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 57.610161][ T5080] RIP: 0033:0x7f8a82bdbd79
[ 57.614568][ T5080] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 57.634162][ T5080] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 57.642572][ T5080] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 57.650533][ T5080] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5080] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5080] exit_group(0) = ?
[pid 5080] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5080, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5081 attached
, child_tidptr=0x555555c19650) = 5081
[pid 5081] set_robust_list(0x555555c19660, 24) = 0
[pid 5081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5081] setpgid(0, 0) = 0
[pid 5081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5081] write(3, "1000", 4) = 4
[pid 5081] close(3) = 0
[pid 5081] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 57.658496][ T5080] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 57.666456][ T5080] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 57.674417][ T5080] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 57.682389][ T5080]
[pid 5081] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5081] dup2(3, 3) = 3
[pid 5081] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5081] write(4, "5", 1) = 1
[ 57.731087][ T5081] FAULT_INJECTION: forcing a failure.
[ 57.731087][ T5081] name failslab, interval 1, probability 0, space 0, times 0
[ 57.744243][ T5081] CPU: 0 PID: 5081 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 57.754691][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 57.764751][ T5081] Call Trace:
[ 57.768022][ T5081]
[ 57.770940][ T5081] dump_stack_lvl+0x1e7/0x2e0
[ 57.775612][ T5081] ? __pfx_dump_stack_lvl+0x10/0x10
[ 57.780802][ T5081] ? __pfx__printk+0x10/0x10
[ 57.785385][ T5081] ? __pfx___might_resched+0x10/0x10
[ 57.790689][ T5081] should_fail_ex+0x3ae/0x4e0
[ 57.795370][ T5081] ? __skb_ext_alloc+0x1c/0xb0
[ 57.800128][ T5081] should_failslab+0x9/0x20
[ 57.804625][ T5081] kmem_cache_alloc+0x77/0x340
[ 57.809385][ T5081] __skb_ext_alloc+0x1c/0xb0
[ 57.814488][ T5081] mptcp_sendmsg_frag+0x724/0x2f70
[ 57.819611][ T5081] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 57.825154][ T5081] ? mark_lock+0x9a/0x350
[ 57.829479][ T5081] __subflow_push_pending+0x267/0xcf0
[ 57.834863][ T5081] ? __pfx___subflow_push_pending+0x10/0x10
[ 57.840846][ T5081] __mptcp_push_pending+0x2ad/0xa50
[ 57.846044][ T5081] ? __pfx___mptcp_push_pending+0x10/0x10
[ 57.851759][ T5081] ? __virt_addr_valid+0x183/0x520
[ 57.856863][ T5081] ? __virt_addr_valid+0x44e/0x520
[ 57.861968][ T5081] ? __phys_addr_symbol+0x2f/0x70
[ 57.866986][ T5081] ? __check_object_size+0x4bb/0xa00
[ 57.872267][ T5081] mptcp_sendmsg+0x14e2/0x1880
[ 57.877040][ T5081] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 57.882146][ T5081] ? inet_send_prepare+0x5a/0x260
[ 57.887169][ T5081] __sock_sendmsg+0xef/0x270
[ 57.891756][ T5081] __sys_sendto+0x3a4/0x4f0
[ 57.896253][ T5081] ? __pfx___sys_sendto+0x10/0x10
[ 57.901281][ T5081] ? lockdep_hardirqs_on+0x98/0x140
[ 57.906485][ T5081] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 57.912808][ T5081] __x64_sys_sendto+0xde/0x100
[ 57.917569][ T5081] do_syscall_64+0xf9/0x240
[ 57.922070][ T5081] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 57.927959][ T5081] RIP: 0033:0x7f8a82bdbd79
[ 57.932364][ T5081] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 57.951963][ T5081] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 57.960372][ T5081] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 57.968337][ T5081] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5081] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5081] exit_group(0) = ?
[pid 5081] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5081, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5082 attached
, child_tidptr=0x555555c19650) = 5082
[pid 5082] set_robust_list(0x555555c19660, 24) = 0
[pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5082] setpgid(0, 0) = 0
[pid 5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5082] write(3, "1000", 4) = 4
[pid 5082] close(3) = 0
[pid 5082] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 57.976297][ T5081] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 57.984256][ T5081] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 57.992217][ T5081] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 58.000189][ T5081]
[pid 5082] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5082] dup2(3, 3) = 3
[pid 5082] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5082] write(4, "5", 1) = 1
[ 58.062880][ T5082] FAULT_INJECTION: forcing a failure.
[ 58.062880][ T5082] name failslab, interval 1, probability 0, space 0, times 0
[ 58.075806][ T5082] CPU: 1 PID: 5082 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 58.086217][ T5082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 58.096281][ T5082] Call Trace:
[ 58.099576][ T5082]
[ 58.102505][ T5082] dump_stack_lvl+0x1e7/0x2e0
[ 58.107184][ T5082] ? __pfx_dump_stack_lvl+0x10/0x10
[ 58.112377][ T5082] ? __pfx__printk+0x10/0x10
[ 58.116968][ T5082] ? __pfx___might_resched+0x10/0x10
[ 58.122257][ T5082] should_fail_ex+0x3ae/0x4e0
[ 58.126936][ T5082] ? __skb_ext_alloc+0x1c/0xb0
[ 58.131701][ T5082] should_failslab+0x9/0x20
[ 58.136198][ T5082] kmem_cache_alloc+0x77/0x340
[ 58.140958][ T5082] __skb_ext_alloc+0x1c/0xb0
[ 58.145541][ T5082] mptcp_sendmsg_frag+0x724/0x2f70
[ 58.150662][ T5082] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 58.156201][ T5082] ? mark_lock+0x9a/0x350
[ 58.160525][ T5082] __subflow_push_pending+0x267/0xcf0
[ 58.165912][ T5082] ? __pfx___subflow_push_pending+0x10/0x10
[ 58.171808][ T5082] __mptcp_push_pending+0x2ad/0xa50
[ 58.177010][ T5082] ? __pfx___mptcp_push_pending+0x10/0x10
[ 58.182730][ T5082] ? __virt_addr_valid+0x183/0x520
[ 58.187836][ T5082] ? __virt_addr_valid+0x44e/0x520
[ 58.193027][ T5082] ? __phys_addr_symbol+0x2f/0x70
[ 58.198045][ T5082] ? __check_object_size+0x4bb/0xa00
[ 58.203439][ T5082] mptcp_sendmsg+0x14e2/0x1880
[ 58.208238][ T5082] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 58.213356][ T5082] ? inet_send_prepare+0x5a/0x260
[ 58.218393][ T5082] __sock_sendmsg+0xef/0x270
[ 58.223002][ T5082] __sys_sendto+0x3a4/0x4f0
[ 58.227502][ T5082] ? __pfx___sys_sendto+0x10/0x10
[ 58.232525][ T5082] ? lockdep_hardirqs_on+0x98/0x140
[ 58.237729][ T5082] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 58.244055][ T5082] __x64_sys_sendto+0xde/0x100
[ 58.248813][ T5082] do_syscall_64+0xf9/0x240
[ 58.253312][ T5082] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 58.259205][ T5082] RIP: 0033:0x7f8a82bdbd79
[ 58.263612][ T5082] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 58.283211][ T5082] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 58.291620][ T5082] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 58.299585][ T5082] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5082] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5082] exit_group(0) = ?
[pid 5082] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5082, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5083 attached
, child_tidptr=0x555555c19650) = 5083
[pid 5083] set_robust_list(0x555555c19660, 24) = 0
[pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5083] setpgid(0, 0) = 0
[pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5083] write(3, "1000", 4) = 4
[pid 5083] close(3) = 0
[ 58.307549][ T5082] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 58.315523][ T5082] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 58.323487][ T5082] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 58.331467][ T5082]
[pid 5083] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5083] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5083] dup2(3, 3) = 3
[pid 5083] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5083] write(4, "5", 1) = 1
[ 58.419448][ T5083] FAULT_INJECTION: forcing a failure.
[ 58.419448][ T5083] name failslab, interval 1, probability 0, space 0, times 0
[ 58.432298][ T5083] CPU: 1 PID: 5083 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 58.442713][ T5083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 58.452765][ T5083] Call Trace:
[ 58.456036][ T5083]
[ 58.458962][ T5083] dump_stack_lvl+0x1e7/0x2e0
[ 58.463646][ T5083] ? __pfx_dump_stack_lvl+0x10/0x10
[ 58.468834][ T5083] ? __pfx__printk+0x10/0x10
[ 58.473429][ T5083] ? __pfx___might_resched+0x10/0x10
[ 58.478718][ T5083] should_fail_ex+0x3ae/0x4e0
[ 58.483386][ T5083] ? __skb_ext_alloc+0x1c/0xb0
[ 58.488148][ T5083] should_failslab+0x9/0x20
[ 58.492643][ T5083] kmem_cache_alloc+0x77/0x340
[ 58.497414][ T5083] __skb_ext_alloc+0x1c/0xb0
[ 58.502013][ T5083] mptcp_sendmsg_frag+0x724/0x2f70
[ 58.507167][ T5083] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 58.512712][ T5083] ? mark_lock+0x9a/0x350
[ 58.517034][ T5083] __subflow_push_pending+0x267/0xcf0
[ 58.522414][ T5083] ? __pfx___subflow_push_pending+0x10/0x10
[ 58.528307][ T5083] __mptcp_push_pending+0x2ad/0xa50
[ 58.533519][ T5083] ? __pfx___mptcp_push_pending+0x10/0x10
[ 58.539273][ T5083] ? __virt_addr_valid+0x183/0x520
[ 58.544377][ T5083] ? __virt_addr_valid+0x44e/0x520
[ 58.549479][ T5083] ? __phys_addr_symbol+0x2f/0x70
[ 58.554490][ T5083] ? __check_object_size+0x4bb/0xa00
[ 58.559765][ T5083] mptcp_sendmsg+0x14e2/0x1880
[ 58.564534][ T5083] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 58.569637][ T5083] ? inet_send_prepare+0x5a/0x260
[ 58.574653][ T5083] __sock_sendmsg+0xef/0x270
[ 58.579239][ T5083] __sys_sendto+0x3a4/0x4f0
[ 58.583737][ T5083] ? __pfx___sys_sendto+0x10/0x10
[ 58.588749][ T5083] ? lockdep_hardirqs_on+0x98/0x140
[ 58.593943][ T5083] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 58.600265][ T5083] __x64_sys_sendto+0xde/0x100
[ 58.605020][ T5083] do_syscall_64+0xf9/0x240
[ 58.609514][ T5083] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 58.615399][ T5083] RIP: 0033:0x7f8a82bdbd79
[ 58.619799][ T5083] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 58.639396][ T5083] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 58.647805][ T5083] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 58.655767][ T5083] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5083] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5083] exit_group(0) = ?
[pid 5083] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5083, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5084 attached
, child_tidptr=0x555555c19650) = 5084
[pid 5084] set_robust_list(0x555555c19660, 24) = 0
[ 58.663732][ T5083] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 58.671689][ T5083] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 58.679649][ T5083] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 58.687621][ T5083]
[pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5084] setpgid(0, 0) = 0
[pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5084] write(3, "1000", 4) = 4
[pid 5084] close(3) = 0
[pid 5084] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5084] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5084] dup2(3, 3) = 3
[pid 5084] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5084] write(4, "5", 1) = 1
[ 58.798661][ T5084] FAULT_INJECTION: forcing a failure.
[ 58.798661][ T5084] name failslab, interval 1, probability 0, space 0, times 0
[ 58.811343][ T5084] CPU: 0 PID: 5084 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 58.821747][ T5084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 58.831797][ T5084] Call Trace:
[ 58.835078][ T5084]
[ 58.837996][ T5084] dump_stack_lvl+0x1e7/0x2e0
[ 58.842664][ T5084] ? __pfx_dump_stack_lvl+0x10/0x10
[ 58.847853][ T5084] ? __pfx__printk+0x10/0x10
[ 58.852434][ T5084] ? __pfx___might_resched+0x10/0x10
[ 58.857710][ T5084] should_fail_ex+0x3ae/0x4e0
[ 58.862377][ T5084] ? __skb_ext_alloc+0x1c/0xb0
[ 58.867137][ T5084] should_failslab+0x9/0x20
[ 58.871636][ T5084] kmem_cache_alloc+0x77/0x340
[ 58.876392][ T5084] __skb_ext_alloc+0x1c/0xb0
[ 58.880975][ T5084] mptcp_sendmsg_frag+0x724/0x2f70
[ 58.886089][ T5084] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 58.891624][ T5084] ? mark_lock+0x9a/0x350
[ 58.895954][ T5084] __subflow_push_pending+0x267/0xcf0
[ 58.901324][ T5084] ? __pfx___subflow_push_pending+0x10/0x10
[ 58.907214][ T5084] __mptcp_push_pending+0x2ad/0xa50
[ 58.912405][ T5084] ? __pfx___mptcp_push_pending+0x10/0x10
[ 58.918126][ T5084] ? __virt_addr_valid+0x183/0x520
[ 58.923236][ T5084] ? __virt_addr_valid+0x44e/0x520
[ 58.928340][ T5084] ? __phys_addr_symbol+0x2f/0x70
[ 58.933355][ T5084] ? __check_object_size+0x4bb/0xa00
[ 58.938637][ T5084] mptcp_sendmsg+0x14e2/0x1880
[ 58.943408][ T5084] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 58.948512][ T5084] ? inet_send_prepare+0x5a/0x260
[ 58.953541][ T5084] __sock_sendmsg+0xef/0x270
[ 58.958129][ T5084] __sys_sendto+0x3a4/0x4f0
[ 58.962634][ T5084] ? __pfx___sys_sendto+0x10/0x10
[ 58.967672][ T5084] ? lockdep_hardirqs_on+0x98/0x140
[ 58.972873][ T5084] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 58.979198][ T5084] __x64_sys_sendto+0xde/0x100
[ 58.983956][ T5084] do_syscall_64+0xf9/0x240
[ 58.988455][ T5084] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 58.994341][ T5084] RIP: 0033:0x7f8a82bdbd79
[ 58.998746][ T5084] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 59.018342][ T5084] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 59.026747][ T5084] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 59.034711][ T5084] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5084] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5084] exit_group(0) = ?
[pid 5084] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5084, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5085 attached
, child_tidptr=0x555555c19650) = 5085
[pid 5085] set_robust_list(0x555555c19660, 24) = 0
[pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5085] setpgid(0, 0) = 0
[pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5085] write(3, "1000", 4) = 4
[pid 5085] close(3) = 0
[ 59.042671][ T5084] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 59.050629][ T5084] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 59.058592][ T5084] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 59.066566][ T5084]
[pid 5085] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5085] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5085] dup2(3, 3) = 3
[pid 5085] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5085] write(4, "5", 1) = 1
[ 59.136179][ T5085] FAULT_INJECTION: forcing a failure.
[ 59.136179][ T5085] name failslab, interval 1, probability 0, space 0, times 0
[ 59.148949][ T5085] CPU: 0 PID: 5085 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 59.159381][ T5085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 59.169536][ T5085] Call Trace:
[ 59.172810][ T5085]
[ 59.175743][ T5085] dump_stack_lvl+0x1e7/0x2e0
[ 59.180413][ T5085] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.185602][ T5085] ? __pfx__printk+0x10/0x10
[ 59.190183][ T5085] ? __pfx___might_resched+0x10/0x10
[ 59.195463][ T5085] should_fail_ex+0x3ae/0x4e0
[ 59.200132][ T5085] ? __skb_ext_alloc+0x1c/0xb0
[ 59.204885][ T5085] should_failslab+0x9/0x20
[ 59.209379][ T5085] kmem_cache_alloc+0x77/0x340
[ 59.214138][ T5085] __skb_ext_alloc+0x1c/0xb0
[ 59.218808][ T5085] mptcp_sendmsg_frag+0x724/0x2f70
[ 59.223928][ T5085] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 59.229490][ T5085] ? mark_lock+0x9a/0x350
[ 59.233843][ T5085] __subflow_push_pending+0x267/0xcf0
[ 59.239241][ T5085] ? __pfx___subflow_push_pending+0x10/0x10
[ 59.245148][ T5085] __mptcp_push_pending+0x2ad/0xa50
[ 59.250350][ T5085] ? __pfx___mptcp_push_pending+0x10/0x10
[ 59.256071][ T5085] ? __virt_addr_valid+0x183/0x520
[ 59.261187][ T5085] ? __virt_addr_valid+0x44e/0x520
[ 59.266383][ T5085] ? __phys_addr_symbol+0x2f/0x70
[ 59.271401][ T5085] ? __check_object_size+0x4bb/0xa00
[ 59.276680][ T5085] mptcp_sendmsg+0x14e2/0x1880
[ 59.281452][ T5085] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 59.286560][ T5085] ? inet_send_prepare+0x5a/0x260
[ 59.291586][ T5085] __sock_sendmsg+0xef/0x270
[ 59.296175][ T5085] __sys_sendto+0x3a4/0x4f0
[ 59.300675][ T5085] ? __pfx___sys_sendto+0x10/0x10
[ 59.305698][ T5085] ? lockdep_hardirqs_on+0x98/0x140
[ 59.310902][ T5085] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 59.317226][ T5085] __x64_sys_sendto+0xde/0x100
[ 59.321982][ T5085] do_syscall_64+0xf9/0x240
[ 59.326484][ T5085] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 59.332375][ T5085] RIP: 0033:0x7f8a82bdbd79
[ 59.336781][ T5085] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 59.356464][ T5085] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 59.364874][ T5085] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 59.372836][ T5085] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5085] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5085] exit_group(0) = ?
[pid 5085] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5085, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5086 attached
[pid 5086] set_robust_list(0x555555c19660, 24
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5086
[pid 5086] <... set_robust_list resumed>) = 0
[ 59.380797][ T5085] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 59.388758][ T5085] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 59.396723][ T5085] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 59.404698][ T5085]
[pid 5086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5086] setpgid(0, 0) = 0
[pid 5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5086] write(3, "1000", 4) = 4
[pid 5086] close(3) = 0
[pid 5086] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5086] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5086] dup2(3, 3) = 3
[pid 5086] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5086] write(4, "5", 1) = 1
[ 59.482319][ T5086] FAULT_INJECTION: forcing a failure.
[ 59.482319][ T5086] name failslab, interval 1, probability 0, space 0, times 0
[ 59.495192][ T5086] CPU: 1 PID: 5086 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 59.505614][ T5086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 59.515673][ T5086] Call Trace:
[ 59.518956][ T5086]
[ 59.521881][ T5086] dump_stack_lvl+0x1e7/0x2e0
[ 59.526640][ T5086] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.531840][ T5086] ? __pfx__printk+0x10/0x10
[ 59.536424][ T5086] ? __pfx___might_resched+0x10/0x10
[ 59.541706][ T5086] should_fail_ex+0x3ae/0x4e0
[ 59.546376][ T5086] ? __skb_ext_alloc+0x1c/0xb0
[ 59.551126][ T5086] should_failslab+0x9/0x20
[ 59.555621][ T5086] kmem_cache_alloc+0x77/0x340
[ 59.560377][ T5086] __skb_ext_alloc+0x1c/0xb0
[ 59.564957][ T5086] mptcp_sendmsg_frag+0x724/0x2f70
[ 59.570073][ T5086] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 59.575606][ T5086] ? mark_lock+0x9a/0x350
[ 59.579923][ T5086] __subflow_push_pending+0x267/0xcf0
[ 59.585300][ T5086] ? __pfx___subflow_push_pending+0x10/0x10
[ 59.591190][ T5086] __mptcp_push_pending+0x2ad/0xa50
[ 59.596384][ T5086] ? __pfx___mptcp_push_pending+0x10/0x10
[ 59.602113][ T5086] ? __virt_addr_valid+0x183/0x520
[ 59.607215][ T5086] ? __virt_addr_valid+0x44e/0x520
[ 59.612344][ T5086] ? __phys_addr_symbol+0x2f/0x70
[ 59.617362][ T5086] ? __check_object_size+0x4bb/0xa00
[ 59.622637][ T5086] mptcp_sendmsg+0x14e2/0x1880
[ 59.627406][ T5086] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 59.632510][ T5086] ? inet_send_prepare+0x5a/0x260
[ 59.637535][ T5086] __sock_sendmsg+0xef/0x270
[ 59.642117][ T5086] __sys_sendto+0x3a4/0x4f0
[ 59.646611][ T5086] ? __pfx___sys_sendto+0x10/0x10
[ 59.651627][ T5086] ? lockdep_hardirqs_on+0x98/0x140
[ 59.656822][ T5086] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 59.663141][ T5086] __x64_sys_sendto+0xde/0x100
[ 59.667905][ T5086] do_syscall_64+0xf9/0x240
[ 59.672420][ T5086] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 59.678305][ T5086] RIP: 0033:0x7f8a82bdbd79
[ 59.682710][ T5086] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 59.702314][ T5086] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 59.710735][ T5086] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 59.718695][ T5086] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5086] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5086] exit_group(0) = ?
[pid 5086] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5086, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5087 attached
, child_tidptr=0x555555c19650) = 5087
[pid 5087] set_robust_list(0x555555c19660, 24) = 0
[pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5087] setpgid(0, 0) = 0
[pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5087] write(3, "1000", 4) = 4
[ 59.726653][ T5086] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 59.734614][ T5086] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 59.742573][ T5086] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 59.750544][ T5086]
[pid 5087] close(3) = 0
[pid 5087] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5087] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5087] dup2(3, 3) = 3
[pid 5087] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5087] write(4, "5", 1) = 1
[ 59.831173][ T5087] FAULT_INJECTION: forcing a failure.
[ 59.831173][ T5087] name failslab, interval 1, probability 0, space 0, times 0
[ 59.844061][ T5087] CPU: 0 PID: 5087 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 59.854489][ T5087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 59.864538][ T5087] Call Trace:
[ 59.867814][ T5087]
[ 59.870731][ T5087] dump_stack_lvl+0x1e7/0x2e0
[ 59.875404][ T5087] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.880595][ T5087] ? __pfx__printk+0x10/0x10
[ 59.885176][ T5087] ? __pfx___might_resched+0x10/0x10
[ 59.890457][ T5087] should_fail_ex+0x3ae/0x4e0
[ 59.895127][ T5087] ? __skb_ext_alloc+0x1c/0xb0
[ 59.899880][ T5087] should_failslab+0x9/0x20
[ 59.904375][ T5087] kmem_cache_alloc+0x77/0x340
[ 59.909128][ T5087] __skb_ext_alloc+0x1c/0xb0
[ 59.913707][ T5087] mptcp_sendmsg_frag+0x724/0x2f70
[ 59.918817][ T5087] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 59.924352][ T5087] ? mark_lock+0x9a/0x350
[ 59.928682][ T5087] __subflow_push_pending+0x267/0xcf0
[ 59.934071][ T5087] ? __pfx___subflow_push_pending+0x10/0x10
[ 59.939994][ T5087] __mptcp_push_pending+0x2ad/0xa50
[ 59.945213][ T5087] ? __pfx___mptcp_push_pending+0x10/0x10
[ 59.950942][ T5087] ? __virt_addr_valid+0x183/0x520
[ 59.956059][ T5087] ? __virt_addr_valid+0x44e/0x520
[ 59.961175][ T5087] ? __phys_addr_symbol+0x2f/0x70
[ 59.966199][ T5087] ? __check_object_size+0x4bb/0xa00
[ 59.973395][ T5087] mptcp_sendmsg+0x14e2/0x1880
[ 59.978166][ T5087] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 59.983271][ T5087] ? inet_send_prepare+0x5a/0x260
[ 59.988290][ T5087] __sock_sendmsg+0xef/0x270
[ 59.992870][ T5087] __sys_sendto+0x3a4/0x4f0
[ 59.997365][ T5087] ? __pfx___sys_sendto+0x10/0x10
[ 60.002391][ T5087] ? lockdep_hardirqs_on+0x98/0x140
[ 60.007589][ T5087] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 60.013912][ T5087] __x64_sys_sendto+0xde/0x100
[ 60.018666][ T5087] do_syscall_64+0xf9/0x240
[ 60.023159][ T5087] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 60.029039][ T5087] RIP: 0033:0x7f8a82bdbd79
[ 60.033438][ T5087] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 60.053042][ T5087] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 60.061453][ T5087] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 60.069429][ T5087] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5087] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5087] exit_group(0) = ?
[pid 5087] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5087, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5088 attached
, child_tidptr=0x555555c19650) = 5088
[pid 5088] set_robust_list(0x555555c19660, 24) = 0
[pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5088] setpgid(0, 0) = 0
[ 60.077404][ T5087] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 60.085364][ T5087] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 60.093327][ T5087] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 60.101301][ T5087]
[pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5088] write(3, "1000", 4) = 4
[pid 5088] close(3) = 0
[pid 5088] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5088] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5088] dup2(3, 3) = 3
[pid 5088] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5088] write(4, "5", 1) = 1
[ 60.173288][ T5088] FAULT_INJECTION: forcing a failure.
[ 60.173288][ T5088] name failslab, interval 1, probability 0, space 0, times 0
[ 60.186125][ T5088] CPU: 1 PID: 5088 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 60.196552][ T5088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 60.206634][ T5088] Call Trace:
[ 60.209947][ T5088]
[ 60.212868][ T5088] dump_stack_lvl+0x1e7/0x2e0
[ 60.217560][ T5088] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.222760][ T5088] ? __pfx__printk+0x10/0x10
[ 60.227348][ T5088] ? __pfx___might_resched+0x10/0x10
[ 60.232640][ T5088] should_fail_ex+0x3ae/0x4e0
[ 60.237314][ T5088] ? __skb_ext_alloc+0x1c/0xb0
[ 60.242075][ T5088] should_failslab+0x9/0x20
[ 60.246573][ T5088] kmem_cache_alloc+0x77/0x340
[ 60.251422][ T5088] __skb_ext_alloc+0x1c/0xb0
[ 60.256003][ T5088] mptcp_sendmsg_frag+0x724/0x2f70
[ 60.261150][ T5088] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 60.266719][ T5088] ? mark_lock+0x9a/0x350
[ 60.271053][ T5088] __subflow_push_pending+0x267/0xcf0
[ 60.276444][ T5088] ? __pfx___subflow_push_pending+0x10/0x10
[ 60.282429][ T5088] __mptcp_push_pending+0x2ad/0xa50
[ 60.287629][ T5088] ? __pfx___mptcp_push_pending+0x10/0x10
[ 60.293345][ T5088] ? __virt_addr_valid+0x183/0x520
[ 60.298452][ T5088] ? __virt_addr_valid+0x44e/0x520
[ 60.303557][ T5088] ? __phys_addr_symbol+0x2f/0x70
[ 60.308575][ T5088] ? __check_object_size+0x4bb/0xa00
[ 60.313945][ T5088] mptcp_sendmsg+0x14e2/0x1880
[ 60.318748][ T5088] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 60.323874][ T5088] ? inet_send_prepare+0x5a/0x260
[ 60.328905][ T5088] __sock_sendmsg+0xef/0x270
[ 60.333506][ T5088] __sys_sendto+0x3a4/0x4f0
[ 60.338018][ T5088] ? __pfx___sys_sendto+0x10/0x10
[ 60.343041][ T5088] ? lockdep_hardirqs_on+0x98/0x140
[ 60.348246][ T5088] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 60.354573][ T5088] __x64_sys_sendto+0xde/0x100
[ 60.359329][ T5088] do_syscall_64+0xf9/0x240
[ 60.363832][ T5088] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 60.369723][ T5088] RIP: 0033:0x7f8a82bdbd79
[ 60.374129][ T5088] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 60.393726][ T5088] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 60.402135][ T5088] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 60.410098][ T5088] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5088] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5088] exit_group(0) = ?
[pid 5088] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5088, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5089 attached
, child_tidptr=0x555555c19650) = 5089
[pid 5089] set_robust_list(0x555555c19660, 24) = 0
[pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5089] setpgid(0, 0) = 0
[pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5089] write(3, "1000", 4) = 4
[pid 5089] close(3) = 0
[pid 5089] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 60.418060][ T5088] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 60.426019][ T5088] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 60.433981][ T5088] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 60.441951][ T5088]
[pid 5089] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5089] dup2(3, 3) = 3
[pid 5089] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5089] write(4, "5", 1) = 1
[ 60.492281][ T5089] FAULT_INJECTION: forcing a failure.
[ 60.492281][ T5089] name failslab, interval 1, probability 0, space 0, times 0
[ 60.505046][ T5089] CPU: 1 PID: 5089 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 60.515462][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 60.525516][ T5089] Call Trace:
[ 60.528783][ T5089]
[ 60.531703][ T5089] dump_stack_lvl+0x1e7/0x2e0
[ 60.536377][ T5089] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.541567][ T5089] ? __pfx__printk+0x10/0x10
[ 60.546150][ T5089] ? __pfx___might_resched+0x10/0x10
[ 60.551430][ T5089] should_fail_ex+0x3ae/0x4e0
[ 60.556105][ T5089] ? __skb_ext_alloc+0x1c/0xb0
[ 60.560864][ T5089] should_failslab+0x9/0x20
[ 60.565359][ T5089] kmem_cache_alloc+0x77/0x340
[ 60.570119][ T5089] __skb_ext_alloc+0x1c/0xb0
[ 60.574702][ T5089] mptcp_sendmsg_frag+0x724/0x2f70
[ 60.579818][ T5089] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 60.585358][ T5089] ? mark_lock+0x9a/0x350
[ 60.589680][ T5089] __subflow_push_pending+0x267/0xcf0
[ 60.595062][ T5089] ? __pfx___subflow_push_pending+0x10/0x10
[ 60.600959][ T5089] __mptcp_push_pending+0x2ad/0xa50
[ 60.606160][ T5089] ? __pfx___mptcp_push_pending+0x10/0x10
[ 60.611875][ T5089] ? __virt_addr_valid+0x183/0x520
[ 60.616982][ T5089] ? __virt_addr_valid+0x44e/0x520
[ 60.622085][ T5089] ? __phys_addr_symbol+0x2f/0x70
[ 60.627102][ T5089] ? __check_object_size+0x4bb/0xa00
[ 60.632380][ T5089] mptcp_sendmsg+0x14e2/0x1880
[ 60.637156][ T5089] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 60.642261][ T5089] ? inet_send_prepare+0x5a/0x260
[ 60.647280][ T5089] __sock_sendmsg+0xef/0x270
[ 60.651867][ T5089] __sys_sendto+0x3a4/0x4f0
[ 60.656364][ T5089] ? __pfx___sys_sendto+0x10/0x10
[ 60.661388][ T5089] ? lockdep_hardirqs_on+0x98/0x140
[ 60.666595][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 60.672923][ T5089] __x64_sys_sendto+0xde/0x100
[ 60.677682][ T5089] do_syscall_64+0xf9/0x240
[ 60.682184][ T5089] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 60.688072][ T5089] RIP: 0033:0x7f8a82bdbd79
[ 60.693171][ T5089] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 60.712765][ T5089] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 60.721173][ T5089] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 60.729135][ T5089] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5089] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5089] exit_group(0) = ?
[pid 5089] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5089, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5090
./strace-static-x86_64: Process 5090 attached
[pid 5090] set_robust_list(0x555555c19660, 24) = 0
[pid 5090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5090] setpgid(0, 0) = 0
[ 60.737095][ T5089] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 60.745056][ T5089] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 60.753015][ T5089] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 60.760985][ T5089]
[pid 5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5090] write(3, "1000", 4) = 4
[pid 5090] close(3) = 0
[pid 5090] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5090] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5090] dup2(3, 3) = 3
[pid 5090] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5090] write(4, "5", 1) = 1
[ 60.831091][ T5090] FAULT_INJECTION: forcing a failure.
[ 60.831091][ T5090] name failslab, interval 1, probability 0, space 0, times 0
[ 60.844432][ T5090] CPU: 1 PID: 5090 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 60.854873][ T5090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 60.864927][ T5090] Call Trace:
[ 60.868199][ T5090]
[ 60.871121][ T5090] dump_stack_lvl+0x1e7/0x2e0
[ 60.875800][ T5090] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.880997][ T5090] ? __pfx__printk+0x10/0x10
[ 60.885586][ T5090] ? __pfx___might_resched+0x10/0x10
[ 60.890870][ T5090] should_fail_ex+0x3ae/0x4e0
[ 60.895545][ T5090] ? __skb_ext_alloc+0x1c/0xb0
[ 60.900301][ T5090] should_failslab+0x9/0x20
[ 60.904794][ T5090] kmem_cache_alloc+0x77/0x340
[ 60.909552][ T5090] __skb_ext_alloc+0x1c/0xb0
[ 60.914134][ T5090] mptcp_sendmsg_frag+0x724/0x2f70
[ 60.919252][ T5090] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 60.924792][ T5090] ? mark_lock+0x9a/0x350
[ 60.929115][ T5090] __subflow_push_pending+0x267/0xcf0
[ 60.934500][ T5090] ? __pfx___subflow_push_pending+0x10/0x10
[ 60.940399][ T5090] __mptcp_push_pending+0x2ad/0xa50
[ 60.945600][ T5090] ? __pfx___mptcp_push_pending+0x10/0x10
[ 60.951316][ T5090] ? __virt_addr_valid+0x183/0x520
[ 60.956427][ T5090] ? __virt_addr_valid+0x44e/0x520
[ 60.961531][ T5090] ? __phys_addr_symbol+0x2f/0x70
[ 60.966547][ T5090] ? __check_object_size+0x4bb/0xa00
[ 60.972260][ T5090] mptcp_sendmsg+0x14e2/0x1880
[ 60.977036][ T5090] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 60.982140][ T5090] ? inet_send_prepare+0x5a/0x260
[ 60.987160][ T5090] __sock_sendmsg+0xef/0x270
[ 60.991745][ T5090] __sys_sendto+0x3a4/0x4f0
[ 60.996243][ T5090] ? __pfx___sys_sendto+0x10/0x10
[ 61.001264][ T5090] ? lockdep_hardirqs_on+0x98/0x140
[ 61.006468][ T5090] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 61.012794][ T5090] __x64_sys_sendto+0xde/0x100
[ 61.017552][ T5090] do_syscall_64+0xf9/0x240
[ 61.022080][ T5090] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 61.027998][ T5090] RIP: 0033:0x7f8a82bdbd79
[ 61.032433][ T5090] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 61.052050][ T5090] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 61.060476][ T5090] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 61.068448][ T5090] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5090] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5090] exit_group(0) = ?
[pid 5090] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5090, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5091
./strace-static-x86_64: Process 5091 attached
[pid 5091] set_robust_list(0x555555c19660, 24) = 0
[ 61.076431][ T5090] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 61.084404][ T5090] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 61.092369][ T5090] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 61.100350][ T5090]
[pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5091] setpgid(0, 0) = 0
[pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5091] write(3, "1000", 4) = 4
[pid 5091] close(3) = 0
[pid 5091] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5091] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5091] dup2(3, 3) = 3
[pid 5091] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5091] write(4, "5", 1) = 1
[ 61.178140][ T5091] FAULT_INJECTION: forcing a failure.
[ 61.178140][ T5091] name failslab, interval 1, probability 0, space 0, times 0
[ 61.190954][ T5091] CPU: 1 PID: 5091 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 61.201362][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 61.211416][ T5091] Call Trace:
[ 61.214697][ T5091]
[ 61.217623][ T5091] dump_stack_lvl+0x1e7/0x2e0
[ 61.222304][ T5091] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.227498][ T5091] ? __pfx__printk+0x10/0x10
[ 61.232086][ T5091] ? __pfx___might_resched+0x10/0x10
[ 61.237379][ T5091] should_fail_ex+0x3ae/0x4e0
[ 61.242058][ T5091] ? __skb_ext_alloc+0x1c/0xb0
[ 61.246816][ T5091] should_failslab+0x9/0x20
[ 61.251314][ T5091] kmem_cache_alloc+0x77/0x340
[ 61.256074][ T5091] __skb_ext_alloc+0x1c/0xb0
[ 61.260656][ T5091] mptcp_sendmsg_frag+0x724/0x2f70
[ 61.265771][ T5091] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 61.271308][ T5091] ? mark_lock+0x9a/0x350
[ 61.275630][ T5091] __subflow_push_pending+0x267/0xcf0
[ 61.281011][ T5091] ? __pfx___subflow_push_pending+0x10/0x10
[ 61.286905][ T5091] __mptcp_push_pending+0x2ad/0xa50
[ 61.292102][ T5091] ? __pfx___mptcp_push_pending+0x10/0x10
[ 61.297818][ T5091] ? __virt_addr_valid+0x183/0x520
[ 61.302922][ T5091] ? __virt_addr_valid+0x44e/0x520
[ 61.308026][ T5091] ? __phys_addr_symbol+0x2f/0x70
[ 61.313041][ T5091] ? __check_object_size+0x4bb/0xa00
[ 61.318322][ T5091] mptcp_sendmsg+0x14e2/0x1880
[ 61.323100][ T5091] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 61.328206][ T5091] ? inet_send_prepare+0x5a/0x260
[ 61.333228][ T5091] __sock_sendmsg+0xef/0x270
[ 61.337905][ T5091] __sys_sendto+0x3a4/0x4f0
[ 61.342402][ T5091] ? __pfx___sys_sendto+0x10/0x10
[ 61.347425][ T5091] ? lockdep_hardirqs_on+0x98/0x140
[ 61.352627][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 61.358952][ T5091] __x64_sys_sendto+0xde/0x100
[ 61.363709][ T5091] do_syscall_64+0xf9/0x240
[ 61.368209][ T5091] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 61.374097][ T5091] RIP: 0033:0x7f8a82bdbd79
[ 61.378504][ T5091] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 61.398103][ T5091] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 61.406510][ T5091] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 61.414473][ T5091] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5091] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5091] exit_group(0) = ?
[pid 5091] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5091, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5092 attached
, child_tidptr=0x555555c19650) = 5092
[pid 5092] set_robust_list(0x555555c19660, 24) = 0
[pid 5092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5092] setpgid(0, 0) = 0
[pid 5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5092] write(3, "1000", 4) = 4
[pid 5092] close(3) = 0
[pid 5092] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 61.422432][ T5091] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 61.431434][ T5091] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 61.439396][ T5091] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 61.447372][ T5091]
[pid 5092] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5092] dup2(3, 3) = 3
[pid 5092] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5092] write(4, "5", 1) = 1
[ 61.507957][ T5092] FAULT_INJECTION: forcing a failure.
[ 61.507957][ T5092] name failslab, interval 1, probability 0, space 0, times 0
[ 61.520666][ T5092] CPU: 0 PID: 5092 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 61.531084][ T5092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 61.541131][ T5092] Call Trace:
[ 61.544404][ T5092]
[ 61.547323][ T5092] dump_stack_lvl+0x1e7/0x2e0
[ 61.551993][ T5092] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.557186][ T5092] ? __pfx__printk+0x10/0x10
[ 61.561762][ T5092] ? __pfx___might_resched+0x10/0x10
[ 61.567040][ T5092] should_fail_ex+0x3ae/0x4e0
[ 61.571712][ T5092] ? __skb_ext_alloc+0x1c/0xb0
[ 61.576472][ T5092] should_failslab+0x9/0x20
[ 61.580969][ T5092] kmem_cache_alloc+0x77/0x340
[ 61.585729][ T5092] __skb_ext_alloc+0x1c/0xb0
[ 61.590313][ T5092] mptcp_sendmsg_frag+0x724/0x2f70
[ 61.595434][ T5092] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 61.600974][ T5092] ? mark_lock+0x9a/0x350
[ 61.605298][ T5092] __subflow_push_pending+0x267/0xcf0
[ 61.610681][ T5092] ? __pfx___subflow_push_pending+0x10/0x10
[ 61.616576][ T5092] __mptcp_push_pending+0x2ad/0xa50
[ 61.621781][ T5092] ? __pfx___mptcp_push_pending+0x10/0x10
[ 61.627499][ T5092] ? __virt_addr_valid+0x183/0x520
[ 61.632603][ T5092] ? __virt_addr_valid+0x44e/0x520
[ 61.637708][ T5092] ? __phys_addr_symbol+0x2f/0x70
[ 61.642725][ T5092] ? __check_object_size+0x4bb/0xa00
[ 61.648008][ T5092] mptcp_sendmsg+0x14e2/0x1880
[ 61.652785][ T5092] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 61.657892][ T5092] ? inet_send_prepare+0x5a/0x260
[ 61.662914][ T5092] __sock_sendmsg+0xef/0x270
[ 61.667501][ T5092] __sys_sendto+0x3a4/0x4f0
[ 61.672000][ T5092] ? __pfx___sys_sendto+0x10/0x10
[ 61.677023][ T5092] ? lockdep_hardirqs_on+0x98/0x140
[ 61.682226][ T5092] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 61.688591][ T5092] __x64_sys_sendto+0xde/0x100
[ 61.693352][ T5092] do_syscall_64+0xf9/0x240
[ 61.697853][ T5092] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 61.703742][ T5092] RIP: 0033:0x7f8a82bdbd79
[ 61.708146][ T5092] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 61.727741][ T5092] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 61.736152][ T5092] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 61.744115][ T5092] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5092] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5092] exit_group(0) = ?
[pid 5092] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5092, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[ 61.752073][ T5092] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 61.760031][ T5092] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 61.767990][ T5092] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 61.775960][ T5092]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5093 attached
, child_tidptr=0x555555c19650) = 5093
[pid 5093] set_robust_list(0x555555c19660, 24) = 0
[pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5093] setpgid(0, 0) = 0
[pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5093] write(3, "1000", 4) = 4
[pid 5093] close(3) = 0
[pid 5093] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5093] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5093] dup2(3, 3) = 3
[pid 5093] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5093] write(4, "5", 1) = 1
[ 61.913082][ T5093] FAULT_INJECTION: forcing a failure.
[ 61.913082][ T5093] name failslab, interval 1, probability 0, space 0, times 0
[ 61.926727][ T5093] CPU: 0 PID: 5093 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 61.937135][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 61.947183][ T5093] Call Trace:
[ 61.950450][ T5093]
[ 61.953369][ T5093] dump_stack_lvl+0x1e7/0x2e0
[ 61.958044][ T5093] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.963231][ T5093] ? __pfx__printk+0x10/0x10
[ 61.967817][ T5093] ? __pfx___might_resched+0x10/0x10
[ 61.973091][ T5093] should_fail_ex+0x3ae/0x4e0
[ 61.977768][ T5093] ? __skb_ext_alloc+0x1c/0xb0
[ 61.982541][ T5093] should_failslab+0x9/0x20
[ 61.987053][ T5093] kmem_cache_alloc+0x77/0x340
[ 61.991819][ T5093] __skb_ext_alloc+0x1c/0xb0
[ 61.996406][ T5093] mptcp_sendmsg_frag+0x724/0x2f70
[ 62.001531][ T5093] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 62.007081][ T5093] ? mark_lock+0x9a/0x350
[ 62.012096][ T5093] __subflow_push_pending+0x267/0xcf0
[ 62.017475][ T5093] ? __pfx___subflow_push_pending+0x10/0x10
[ 62.023373][ T5093] __mptcp_push_pending+0x2ad/0xa50
[ 62.028568][ T5093] ? __pfx___mptcp_push_pending+0x10/0x10
[ 62.034290][ T5093] ? __virt_addr_valid+0x183/0x520
[ 62.039400][ T5093] ? __virt_addr_valid+0x44e/0x520
[ 62.044521][ T5093] ? __phys_addr_symbol+0x2f/0x70
[ 62.049554][ T5093] ? __check_object_size+0x4bb/0xa00
[ 62.054857][ T5093] mptcp_sendmsg+0x14e2/0x1880
[ 62.059646][ T5093] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 62.064761][ T5093] ? inet_send_prepare+0x5a/0x260
[ 62.069794][ T5093] __sock_sendmsg+0xef/0x270
[ 62.074384][ T5093] __sys_sendto+0x3a4/0x4f0
[ 62.078908][ T5093] ? __pfx___sys_sendto+0x10/0x10
[ 62.083956][ T5093] ? lockdep_hardirqs_on+0x98/0x140
[ 62.089196][ T5093] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 62.095543][ T5093] __x64_sys_sendto+0xde/0x100
[ 62.100322][ T5093] do_syscall_64+0xf9/0x240
[ 62.104837][ T5093] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 62.110734][ T5093] RIP: 0033:0x7f8a82bdbd79
[ 62.115141][ T5093] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 62.134756][ T5093] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 62.143167][ T5093] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 62.151155][ T5093] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5093] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5093] exit_group(0) = ?
[pid 5093] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5093, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[ 62.159130][ T5093] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 62.167097][ T5093] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 62.175187][ T5093] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 62.183180][ T5093]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5094 attached
[pid 5094] set_robust_list(0x555555c19660, 24) = 0
[pid 5094] prctl(PR_SET_PDEATHSIG, SIGKILL
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5094
[pid 5094] <... prctl resumed>) = 0
[pid 5094] setpgid(0, 0) = 0
[pid 5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5094] write(3, "1000", 4) = 4
[pid 5094] close(3) = 0
[pid 5094] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5094] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5094] dup2(3, 3) = 3
[pid 5094] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5094] write(4, "5", 1) = 1
[ 62.292102][ T5094] FAULT_INJECTION: forcing a failure.
[ 62.292102][ T5094] name failslab, interval 1, probability 0, space 0, times 0
[ 62.304865][ T5094] CPU: 0 PID: 5094 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 62.315295][ T5094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 62.325345][ T5094] Call Trace:
[ 62.329335][ T5094]
[ 62.332260][ T5094] dump_stack_lvl+0x1e7/0x2e0
[ 62.336947][ T5094] ? __pfx_dump_stack_lvl+0x10/0x10
[ 62.342574][ T5094] ? __pfx__printk+0x10/0x10
[ 62.347942][ T5094] ? __pfx___might_resched+0x10/0x10
[ 62.353228][ T5094] should_fail_ex+0x3ae/0x4e0
[ 62.357906][ T5094] ? __skb_ext_alloc+0x1c/0xb0
[ 62.362664][ T5094] should_failslab+0x9/0x20
[ 62.367164][ T5094] kmem_cache_alloc+0x77/0x340
[ 62.371922][ T5094] __skb_ext_alloc+0x1c/0xb0
[ 62.376505][ T5094] mptcp_sendmsg_frag+0x724/0x2f70
[ 62.381623][ T5094] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 62.387164][ T5094] ? mark_lock+0x9a/0x350
[ 62.391484][ T5094] __subflow_push_pending+0x267/0xcf0
[ 62.396868][ T5094] ? __pfx___subflow_push_pending+0x10/0x10
[ 62.402774][ T5094] __mptcp_push_pending+0x2ad/0xa50
[ 62.407973][ T5094] ? __pfx___mptcp_push_pending+0x10/0x10
[ 62.413692][ T5094] ? __virt_addr_valid+0x183/0x520
[ 62.418801][ T5094] ? __virt_addr_valid+0x44e/0x520
[ 62.423905][ T5094] ? __phys_addr_symbol+0x2f/0x70
[ 62.428922][ T5094] ? __check_object_size+0x4bb/0xa00
[ 62.434203][ T5094] mptcp_sendmsg+0x14e2/0x1880
[ 62.438974][ T5094] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 62.444078][ T5094] ? inet_send_prepare+0x5a/0x260
[ 62.449096][ T5094] __sock_sendmsg+0xef/0x270
[ 62.453683][ T5094] __sys_sendto+0x3a4/0x4f0
[ 62.458182][ T5094] ? __pfx___sys_sendto+0x10/0x10
[ 62.463203][ T5094] ? lockdep_hardirqs_on+0x98/0x140
[ 62.468405][ T5094] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 62.474731][ T5094] __x64_sys_sendto+0xde/0x100
[ 62.479490][ T5094] do_syscall_64+0xf9/0x240
[ 62.483990][ T5094] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 62.489877][ T5094] RIP: 0033:0x7f8a82bdbd79
[ 62.494282][ T5094] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 62.513876][ T5094] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 62.522284][ T5094] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 62.530248][ T5094] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5094] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5094] exit_group(0) = ?
[pid 5094] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5094, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5095
./strace-static-x86_64: Process 5095 attached
[pid 5095] set_robust_list(0x555555c19660, 24) = 0
[pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5095] setpgid(0, 0) = 0
[pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5095] write(3, "1000", 4) = 4
[pid 5095] close(3) = 0
[pid 5095] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 62.538303][ T5094] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 62.546269][ T5094] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 62.554232][ T5094] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 62.562206][ T5094]
[pid 5095] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5095] dup2(3, 3) = 3
[pid 5095] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5095] write(4, "5", 1) = 1
[pid 5095] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5095] exit_group(0) = ?
[pid 5095] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5095, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5096 attached
, child_tidptr=0x555555c19650) = 5096
[pid 5096] set_robust_list(0x555555c19660, 24) = 0
[pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5096] setpgid(0, 0) = 0
[pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5096] write(3, "1000", 4) = 4
[pid 5096] close(3) = 0
[pid 5096] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5096] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5096] dup2(3, 3) = 3
[pid 5096] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5096] write(4, "5", 1) = 1
[ 62.685629][ T5096] FAULT_INJECTION: forcing a failure.
[ 62.685629][ T5096] name failslab, interval 1, probability 0, space 0, times 0
[ 62.698369][ T5096] CPU: 0 PID: 5096 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 62.708798][ T5096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 62.718839][ T5096] Call Trace:
[ 62.722104][ T5096]
[ 62.725021][ T5096] dump_stack_lvl+0x1e7/0x2e0
[ 62.729688][ T5096] ? __pfx_dump_stack_lvl+0x10/0x10
[ 62.734871][ T5096] ? __pfx__printk+0x10/0x10
[ 62.739448][ T5096] ? __pfx___might_resched+0x10/0x10
[ 62.744721][ T5096] should_fail_ex+0x3ae/0x4e0
[ 62.749385][ T5096] ? __skb_ext_alloc+0x1c/0xb0
[ 62.754134][ T5096] should_failslab+0x9/0x20
[ 62.758623][ T5096] kmem_cache_alloc+0x77/0x340
[ 62.763372][ T5096] __skb_ext_alloc+0x1c/0xb0
[ 62.767945][ T5096] mptcp_sendmsg_frag+0x724/0x2f70
[ 62.773062][ T5096] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 62.778593][ T5096] ? mark_lock+0x9a/0x350
[ 62.782994][ T5096] __subflow_push_pending+0x267/0xcf0
[ 62.788367][ T5096] ? __pfx___subflow_push_pending+0x10/0x10
[ 62.794258][ T5096] __mptcp_push_pending+0x2ad/0xa50
[ 62.799450][ T5096] ? __pfx___mptcp_push_pending+0x10/0x10
[ 62.805163][ T5096] ? __virt_addr_valid+0x183/0x520
[ 62.810263][ T5096] ? __virt_addr_valid+0x44e/0x520
[ 62.815360][ T5096] ? __phys_addr_symbol+0x2f/0x70
[ 62.820369][ T5096] ? __check_object_size+0x4bb/0xa00
[ 62.825641][ T5096] mptcp_sendmsg+0x14e2/0x1880
[ 62.830400][ T5096] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 62.835522][ T5096] ? inet_send_prepare+0x5a/0x260
[ 62.840536][ T5096] __sock_sendmsg+0xef/0x270
[ 62.845114][ T5096] __sys_sendto+0x3a4/0x4f0
[ 62.849604][ T5096] ? __pfx___sys_sendto+0x10/0x10
[ 62.854618][ T5096] ? lockdep_hardirqs_on+0x98/0x140
[ 62.859809][ T5096] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 62.866127][ T5096] __x64_sys_sendto+0xde/0x100
[ 62.870886][ T5096] do_syscall_64+0xf9/0x240
[ 62.875380][ T5096] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 62.881260][ T5096] RIP: 0033:0x7f8a82bdbd79
[ 62.885659][ T5096] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 62.905251][ T5096] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 62.913652][ T5096] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 62.921610][ T5096] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5096] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5096] exit_group(0) = ?
[pid 5096] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5097 attached
[pid 5097] set_robust_list(0x555555c19660, 24) = 0
[ 62.929563][ T5096] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 62.937515][ T5096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 62.945479][ T5096] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 62.953445][ T5096]
[pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5097
[pid 5097] <... prctl resumed>) = 0
[pid 5097] setpgid(0, 0) = 0
[pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5097] write(3, "1000", 4) = 4
[pid 5097] close(3) = 0
[pid 5097] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5097] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5097] dup2(3, 3) = 3
[pid 5097] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5097] write(4, "5", 1) = 1
[ 63.042094][ T5097] FAULT_INJECTION: forcing a failure.
[ 63.042094][ T5097] name failslab, interval 1, probability 0, space 0, times 0
[ 63.054863][ T5097] CPU: 0 PID: 5097 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 63.065311][ T5097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 63.075372][ T5097] Call Trace:
[ 63.078644][ T5097]
[ 63.081563][ T5097] dump_stack_lvl+0x1e7/0x2e0
[ 63.086234][ T5097] ? __pfx_dump_stack_lvl+0x10/0x10
[ 63.091420][ T5097] ? __pfx__printk+0x10/0x10
[ 63.096002][ T5097] ? __pfx___might_resched+0x10/0x10
[ 63.101288][ T5097] should_fail_ex+0x3ae/0x4e0
[ 63.105963][ T5097] ? __skb_ext_alloc+0x1c/0xb0
[ 63.110725][ T5097] should_failslab+0x9/0x20
[ 63.115219][ T5097] kmem_cache_alloc+0x77/0x340
[ 63.119978][ T5097] __skb_ext_alloc+0x1c/0xb0
[ 63.124580][ T5097] mptcp_sendmsg_frag+0x724/0x2f70
[ 63.129695][ T5097] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 63.135324][ T5097] ? mark_lock+0x9a/0x350
[ 63.139646][ T5097] __subflow_push_pending+0x267/0xcf0
[ 63.145028][ T5097] ? __pfx___subflow_push_pending+0x10/0x10
[ 63.150920][ T5097] __mptcp_push_pending+0x2ad/0xa50
[ 63.156125][ T5097] ? __pfx___mptcp_push_pending+0x10/0x10
[ 63.161843][ T5097] ? __virt_addr_valid+0x183/0x520
[ 63.166947][ T5097] ? __virt_addr_valid+0x44e/0x520
[ 63.172050][ T5097] ? __phys_addr_symbol+0x2f/0x70
[ 63.177067][ T5097] ? __check_object_size+0x4bb/0xa00
[ 63.182347][ T5097] mptcp_sendmsg+0x14e2/0x1880
[ 63.187125][ T5097] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 63.192235][ T5097] ? inet_send_prepare+0x5a/0x260
[ 63.197368][ T5097] __sock_sendmsg+0xef/0x270
[ 63.201973][ T5097] __sys_sendto+0x3a4/0x4f0
[ 63.206490][ T5097] ? __pfx___sys_sendto+0x10/0x10
[ 63.211523][ T5097] ? lockdep_hardirqs_on+0x98/0x140
[ 63.216732][ T5097] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 63.223060][ T5097] __x64_sys_sendto+0xde/0x100
[ 63.227818][ T5097] do_syscall_64+0xf9/0x240
[ 63.232342][ T5097] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 63.238243][ T5097] RIP: 0033:0x7f8a82bdbd79
[ 63.242653][ T5097] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 63.262258][ T5097] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 63.270675][ T5097] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 63.278655][ T5097] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5097] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5097] exit_group(0) = ?
[pid 5097] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5097, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5098 attached
, child_tidptr=0x555555c19650) = 5098
[ 63.286629][ T5097] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 63.294613][ T5097] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 63.302588][ T5097] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 63.310573][ T5097]
[pid 5098] set_robust_list(0x555555c19660, 24) = 0
[pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5098] setpgid(0, 0) = 0
[pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5098] write(3, "1000", 4) = 4
[pid 5098] close(3) = 0
[pid 5098] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5098] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5098] dup2(3, 3) = 3
[pid 5098] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5098] write(4, "5", 1) = 1
[ 63.388390][ T5098] FAULT_INJECTION: forcing a failure.
[ 63.388390][ T5098] name failslab, interval 1, probability 0, space 0, times 0
[ 63.401084][ T5098] CPU: 0 PID: 5098 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 63.411500][ T5098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 63.421556][ T5098] Call Trace:
[ 63.424832][ T5098]
[ 63.427757][ T5098] dump_stack_lvl+0x1e7/0x2e0
[ 63.432427][ T5098] ? __pfx_dump_stack_lvl+0x10/0x10
[ 63.437614][ T5098] ? __pfx__printk+0x10/0x10
[ 63.442208][ T5098] ? __pfx___might_resched+0x10/0x10
[ 63.447484][ T5098] should_fail_ex+0x3ae/0x4e0
[ 63.452172][ T5098] ? __skb_ext_alloc+0x1c/0xb0
[ 63.456931][ T5098] should_failslab+0x9/0x20
[ 63.461431][ T5098] kmem_cache_alloc+0x77/0x340
[ 63.466192][ T5098] __skb_ext_alloc+0x1c/0xb0
[ 63.470773][ T5098] mptcp_sendmsg_frag+0x724/0x2f70
[ 63.475889][ T5098] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 63.481442][ T5098] ? mark_lock+0x9a/0x350
[ 63.485765][ T5098] __subflow_push_pending+0x267/0xcf0
[ 63.491145][ T5098] ? __pfx___subflow_push_pending+0x10/0x10
[ 63.497046][ T5098] __mptcp_push_pending+0x2ad/0xa50
[ 63.502276][ T5098] ? __pfx___mptcp_push_pending+0x10/0x10
[ 63.508009][ T5098] ? __virt_addr_valid+0x183/0x520
[ 63.513124][ T5098] ? __virt_addr_valid+0x44e/0x520
[ 63.518243][ T5098] ? __phys_addr_symbol+0x2f/0x70
[ 63.523273][ T5098] ? __check_object_size+0x4bb/0xa00
[ 63.528557][ T5098] mptcp_sendmsg+0x14e2/0x1880
[ 63.533335][ T5098] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 63.538438][ T5098] ? inet_send_prepare+0x5a/0x260
[ 63.543547][ T5098] __sock_sendmsg+0xef/0x270
[ 63.548139][ T5098] __sys_sendto+0x3a4/0x4f0
[ 63.552637][ T5098] ? __pfx___sys_sendto+0x10/0x10
[ 63.557661][ T5098] ? lockdep_hardirqs_on+0x98/0x140
[ 63.562865][ T5098] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 63.569192][ T5098] __x64_sys_sendto+0xde/0x100
[ 63.573953][ T5098] do_syscall_64+0xf9/0x240
[ 63.578454][ T5098] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 63.584341][ T5098] RIP: 0033:0x7f8a82bdbd79
[ 63.588751][ T5098] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 63.608348][ T5098] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 63.616756][ T5098] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 63.624719][ T5098] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5098] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5098] exit_group(0) = ?
[pid 5098] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 63.632682][ T5098] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 63.640643][ T5098] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 63.648603][ T5098] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 63.656581][ T5098]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5099
./strace-static-x86_64: Process 5099 attached
[pid 5099] set_robust_list(0x555555c19660, 24) = 0
[pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5099] setpgid(0, 0) = 0
[pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5099] write(3, "1000", 4) = 4
[pid 5099] close(3) = 0
[pid 5099] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5099] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5099] dup2(3, 3) = 3
[pid 5099] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5099] write(4, "5", 1) = 1
[ 63.786787][ T5099] FAULT_INJECTION: forcing a failure.
[ 63.786787][ T5099] name failslab, interval 1, probability 0, space 0, times 0
[ 63.799576][ T5099] CPU: 0 PID: 5099 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 63.810016][ T5099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 63.820057][ T5099] Call Trace:
[ 63.823343][ T5099]
[ 63.826289][ T5099] dump_stack_lvl+0x1e7/0x2e0
[ 63.830973][ T5099] ? __pfx_dump_stack_lvl+0x10/0x10
[ 63.836188][ T5099] ? __pfx__printk+0x10/0x10
[ 63.840775][ T5099] ? __pfx___might_resched+0x10/0x10
[ 63.846054][ T5099] should_fail_ex+0x3ae/0x4e0
[ 63.850730][ T5099] ? __skb_ext_alloc+0x1c/0xb0
[ 63.855482][ T5099] should_failslab+0x9/0x20
[ 63.859967][ T5099] kmem_cache_alloc+0x77/0x340
[ 63.864715][ T5099] __skb_ext_alloc+0x1c/0xb0
[ 63.869294][ T5099] mptcp_sendmsg_frag+0x724/0x2f70
[ 63.874409][ T5099] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 63.879951][ T5099] ? mark_lock+0x9a/0x350
[ 63.884361][ T5099] __subflow_push_pending+0x267/0xcf0
[ 63.889742][ T5099] ? __pfx___subflow_push_pending+0x10/0x10
[ 63.895638][ T5099] __mptcp_push_pending+0x2ad/0xa50
[ 63.900840][ T5099] ? __pfx___mptcp_push_pending+0x10/0x10
[ 63.906557][ T5099] ? __virt_addr_valid+0x183/0x520
[ 63.911661][ T5099] ? __virt_addr_valid+0x44e/0x520
[ 63.916768][ T5099] ? __phys_addr_symbol+0x2f/0x70
[ 63.921783][ T5099] ? __check_object_size+0x4bb/0xa00
[ 63.927067][ T5099] mptcp_sendmsg+0x14e2/0x1880
[ 63.931839][ T5099] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 63.936943][ T5099] ? inet_send_prepare+0x5a/0x260
[ 63.941964][ T5099] __sock_sendmsg+0xef/0x270
[ 63.946551][ T5099] __sys_sendto+0x3a4/0x4f0
[ 63.951127][ T5099] ? __pfx___sys_sendto+0x10/0x10
[ 63.956165][ T5099] ? lockdep_hardirqs_on+0x98/0x140
[ 63.961368][ T5099] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 63.967693][ T5099] __x64_sys_sendto+0xde/0x100
[ 63.972449][ T5099] do_syscall_64+0xf9/0x240
[ 63.976950][ T5099] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 63.982838][ T5099] RIP: 0033:0x7f8a82bdbd79
[ 63.987244][ T5099] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 64.006844][ T5099] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 64.015251][ T5099] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 64.023211][ T5099] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5099] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5099] exit_group(0) = ?
[pid 5099] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5100
./strace-static-x86_64: Process 5100 attached
[pid 5100] set_robust_list(0x555555c19660, 24) = 0
[pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5100] setpgid(0, 0) = 0
[pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[ 64.031192][ T5099] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 64.039178][ T5099] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 64.047152][ T5099] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 64.055213][ T5099]
[pid 5100] write(3, "1000", 4) = 4
[pid 5100] close(3) = 0
[pid 5100] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5100] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5100] dup2(3, 3) = 3
[pid 5100] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5100] write(4, "5", 1) = 1
[ 64.134129][ T5100] FAULT_INJECTION: forcing a failure.
[ 64.134129][ T5100] name failslab, interval 1, probability 0, space 0, times 0
[ 64.146977][ T5100] CPU: 1 PID: 5100 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 64.157398][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 64.167458][ T5100] Call Trace:
[ 64.170729][ T5100]
[ 64.173650][ T5100] dump_stack_lvl+0x1e7/0x2e0
[ 64.178320][ T5100] ? __pfx_dump_stack_lvl+0x10/0x10
[ 64.183518][ T5100] ? __pfx__printk+0x10/0x10
[ 64.188111][ T5100] ? __pfx___might_resched+0x10/0x10
[ 64.193388][ T5100] should_fail_ex+0x3ae/0x4e0
[ 64.198062][ T5100] ? __skb_ext_alloc+0x1c/0xb0
[ 64.202811][ T5100] should_failslab+0x9/0x20
[ 64.207306][ T5100] kmem_cache_alloc+0x77/0x340
[ 64.212063][ T5100] __skb_ext_alloc+0x1c/0xb0
[ 64.216642][ T5100] mptcp_sendmsg_frag+0x724/0x2f70
[ 64.221921][ T5100] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 64.227478][ T5100] ? mark_lock+0x9a/0x350
[ 64.231894][ T5100] __subflow_push_pending+0x267/0xcf0
[ 64.237276][ T5100] ? __pfx___subflow_push_pending+0x10/0x10
[ 64.243173][ T5100] __mptcp_push_pending+0x2ad/0xa50
[ 64.248375][ T5100] ? __pfx___mptcp_push_pending+0x10/0x10
[ 64.254092][ T5100] ? __virt_addr_valid+0x183/0x520
[ 64.259193][ T5100] ? __virt_addr_valid+0x44e/0x520
[ 64.264307][ T5100] ? __phys_addr_symbol+0x2f/0x70
[ 64.269340][ T5100] ? __check_object_size+0x4bb/0xa00
[ 64.274627][ T5100] mptcp_sendmsg+0x14e2/0x1880
[ 64.279410][ T5100] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 64.284513][ T5100] ? inet_send_prepare+0x5a/0x260
[ 64.289531][ T5100] __sock_sendmsg+0xef/0x270
[ 64.294118][ T5100] __sys_sendto+0x3a4/0x4f0
[ 64.298699][ T5100] ? __pfx___sys_sendto+0x10/0x10
[ 64.303719][ T5100] ? lockdep_hardirqs_on+0x98/0x140
[ 64.308910][ T5100] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 64.315251][ T5100] __x64_sys_sendto+0xde/0x100
[ 64.320016][ T5100] do_syscall_64+0xf9/0x240
[ 64.324521][ T5100] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 64.330409][ T5100] RIP: 0033:0x7f8a82bdbd79
[ 64.334814][ T5100] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 64.354415][ T5100] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 64.362819][ T5100] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 64.371042][ T5100] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5100] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5100] exit_group(0) = ?
[pid 5100] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5101 attached
[pid 5101] set_robust_list(0x555555c19660, 24) = 0
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5101
[pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5101] setpgid(0, 0) = 0
[ 64.379010][ T5100] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 64.386974][ T5100] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 64.394934][ T5100] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 64.402922][ T5100]
[pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5101] write(3, "1000", 4) = 4
[pid 5101] close(3) = 0
[pid 5101] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5101] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5101] dup2(3, 3) = 3
[pid 5101] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5101] write(4, "5", 1) = 1
[ 64.486494][ T5101] FAULT_INJECTION: forcing a failure.
[ 64.486494][ T5101] name failslab, interval 1, probability 0, space 0, times 0
[ 64.499462][ T5101] CPU: 0 PID: 5101 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 64.509864][ T5101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 64.519904][ T5101] Call Trace:
[ 64.523166][ T5101]
[ 64.526083][ T5101] dump_stack_lvl+0x1e7/0x2e0
[ 64.530758][ T5101] ? __pfx_dump_stack_lvl+0x10/0x10
[ 64.535941][ T5101] ? __pfx__printk+0x10/0x10
[ 64.540514][ T5101] ? __pfx___might_resched+0x10/0x10
[ 64.545785][ T5101] should_fail_ex+0x3ae/0x4e0
[ 64.550448][ T5101] ? __skb_ext_alloc+0x1c/0xb0
[ 64.555200][ T5101] should_failslab+0x9/0x20
[ 64.559693][ T5101] kmem_cache_alloc+0x77/0x340
[ 64.564450][ T5101] __skb_ext_alloc+0x1c/0xb0
[ 64.569028][ T5101] mptcp_sendmsg_frag+0x724/0x2f70
[ 64.574141][ T5101] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 64.579678][ T5101] ? mark_lock+0x9a/0x350
[ 64.583995][ T5101] __subflow_push_pending+0x267/0xcf0
[ 64.589376][ T5101] ? __pfx___subflow_push_pending+0x10/0x10
[ 64.595267][ T5101] __mptcp_push_pending+0x2ad/0xa50
[ 64.600488][ T5101] ? __pfx___mptcp_push_pending+0x10/0x10
[ 64.606223][ T5101] ? __virt_addr_valid+0x183/0x520
[ 64.611345][ T5101] ? __virt_addr_valid+0x44e/0x520
[ 64.616462][ T5101] ? __phys_addr_symbol+0x2f/0x70
[ 64.621482][ T5101] ? __check_object_size+0x4bb/0xa00
[ 64.626763][ T5101] mptcp_sendmsg+0x14e2/0x1880
[ 64.631539][ T5101] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 64.636646][ T5101] ? inet_send_prepare+0x5a/0x260
[ 64.641663][ T5101] __sock_sendmsg+0xef/0x270
[ 64.646267][ T5101] __sys_sendto+0x3a4/0x4f0
[ 64.650771][ T5101] ? __pfx___sys_sendto+0x10/0x10
[ 64.655797][ T5101] ? lockdep_hardirqs_on+0x98/0x140
[ 64.661005][ T5101] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 64.667350][ T5101] __x64_sys_sendto+0xde/0x100
[ 64.672117][ T5101] do_syscall_64+0xf9/0x240
[ 64.676638][ T5101] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 64.682534][ T5101] RIP: 0033:0x7f8a82bdbd79
[ 64.686947][ T5101] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 64.706548][ T5101] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 64.714961][ T5101] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 64.722940][ T5101] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5101] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5101] exit_group(0) = ?
[pid 5101] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 64.730929][ T5101] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 64.738898][ T5101] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 64.746860][ T5101] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 64.754831][ T5101]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5102
./strace-static-x86_64: Process 5102 attached
[pid 5102] set_robust_list(0x555555c19660, 24) = 0
[pid 5102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5102] setpgid(0, 0) = 0
[pid 5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5102] write(3, "1000", 4) = 4
[pid 5102] close(3) = 0
[pid 5102] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5102] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5102] dup2(3, 3) = 3
[pid 5102] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5102] write(4, "5", 1) = 1
[ 64.867150][ T5102] FAULT_INJECTION: forcing a failure.
[ 64.867150][ T5102] name failslab, interval 1, probability 0, space 0, times 0
[ 64.879881][ T5102] CPU: 0 PID: 5102 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 64.890299][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 64.900343][ T5102] Call Trace:
[ 64.903613][ T5102]
[ 64.906544][ T5102] dump_stack_lvl+0x1e7/0x2e0
[ 64.911218][ T5102] ? __pfx_dump_stack_lvl+0x10/0x10
[ 64.916409][ T5102] ? __pfx__printk+0x10/0x10
[ 64.920985][ T5102] ? __pfx___might_resched+0x10/0x10
[ 64.926261][ T5102] should_fail_ex+0x3ae/0x4e0
[ 64.930931][ T5102] ? __skb_ext_alloc+0x1c/0xb0
[ 64.935684][ T5102] should_failslab+0x9/0x20
[ 64.940176][ T5102] kmem_cache_alloc+0x77/0x340
[ 64.944931][ T5102] __skb_ext_alloc+0x1c/0xb0
[ 64.949507][ T5102] mptcp_sendmsg_frag+0x724/0x2f70
[ 64.954614][ T5102] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 64.960146][ T5102] ? mark_lock+0x9a/0x350
[ 64.964464][ T5102] __subflow_push_pending+0x267/0xcf0
[ 64.969834][ T5102] ? __pfx___subflow_push_pending+0x10/0x10
[ 64.975720][ T5102] __mptcp_push_pending+0x2ad/0xa50
[ 64.980908][ T5102] ? __pfx___mptcp_push_pending+0x10/0x10
[ 64.986630][ T5102] ? __virt_addr_valid+0x183/0x520
[ 64.991739][ T5102] ? __virt_addr_valid+0x44e/0x520
[ 64.996841][ T5102] ? __phys_addr_symbol+0x2f/0x70
[ 65.001856][ T5102] ? __check_object_size+0x4bb/0xa00
[ 65.007133][ T5102] mptcp_sendmsg+0x14e2/0x1880
[ 65.011903][ T5102] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 65.017011][ T5102] ? inet_send_prepare+0x5a/0x260
[ 65.022034][ T5102] __sock_sendmsg+0xef/0x270
[ 65.026619][ T5102] __sys_sendto+0x3a4/0x4f0
[ 65.031111][ T5102] ? __pfx___sys_sendto+0x10/0x10
[ 65.036132][ T5102] ? lockdep_hardirqs_on+0x98/0x140
[ 65.041331][ T5102] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 65.047667][ T5102] __x64_sys_sendto+0xde/0x100
[ 65.052424][ T5102] do_syscall_64+0xf9/0x240
[ 65.056930][ T5102] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 65.062817][ T5102] RIP: 0033:0x7f8a82bdbd79
[ 65.067220][ T5102] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 65.086816][ T5102] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 65.095228][ T5102] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 65.103185][ T5102] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5102] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5102] exit_group(0) = ?
[pid 5102] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5102, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5103 attached
, child_tidptr=0x555555c19650) = 5103
[pid 5103] set_robust_list(0x555555c19660, 24) = 0
[pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5103] setpgid(0, 0) = 0
[ 65.111144][ T5102] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 65.119104][ T5102] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 65.127062][ T5102] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 65.135035][ T5102]
[pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5103] write(3, "1000", 4) = 4
[pid 5103] close(3) = 0
[pid 5103] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5103] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5103] dup2(3, 3) = 3
[pid 5103] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5103] write(4, "5", 1) = 1
[ 65.206375][ T5103] FAULT_INJECTION: forcing a failure.
[ 65.206375][ T5103] name failslab, interval 1, probability 0, space 0, times 0
[ 65.219078][ T5103] CPU: 0 PID: 5103 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 65.229481][ T5103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 65.239523][ T5103] Call Trace:
[ 65.242796][ T5103]
[ 65.245716][ T5103] dump_stack_lvl+0x1e7/0x2e0
[ 65.250382][ T5103] ? __pfx_dump_stack_lvl+0x10/0x10
[ 65.255566][ T5103] ? __pfx__printk+0x10/0x10
[ 65.260143][ T5103] ? __pfx___might_resched+0x10/0x10
[ 65.265418][ T5103] should_fail_ex+0x3ae/0x4e0
[ 65.270085][ T5103] ? __skb_ext_alloc+0x1c/0xb0
[ 65.274837][ T5103] should_failslab+0x9/0x20
[ 65.279352][ T5103] kmem_cache_alloc+0x77/0x340
[ 65.284110][ T5103] __skb_ext_alloc+0x1c/0xb0
[ 65.288690][ T5103] mptcp_sendmsg_frag+0x724/0x2f70
[ 65.293802][ T5103] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 65.299340][ T5103] ? mark_lock+0x9a/0x350
[ 65.303662][ T5103] __subflow_push_pending+0x267/0xcf0
[ 65.309039][ T5103] ? __pfx___subflow_push_pending+0x10/0x10
[ 65.314939][ T5103] __mptcp_push_pending+0x2ad/0xa50
[ 65.320134][ T5103] ? __pfx___mptcp_push_pending+0x10/0x10
[ 65.325847][ T5103] ? __virt_addr_valid+0x183/0x520
[ 65.330946][ T5103] ? __virt_addr_valid+0x44e/0x520
[ 65.336048][ T5103] ? __phys_addr_symbol+0x2f/0x70
[ 65.341062][ T5103] ? __check_object_size+0x4bb/0xa00
[ 65.346339][ T5103] mptcp_sendmsg+0x14e2/0x1880
[ 65.351109][ T5103] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 65.356210][ T5103] ? inet_send_prepare+0x5a/0x260
[ 65.361229][ T5103] __sock_sendmsg+0xef/0x270
[ 65.365814][ T5103] __sys_sendto+0x3a4/0x4f0
[ 65.370311][ T5103] ? __pfx___sys_sendto+0x10/0x10
[ 65.375330][ T5103] ? lockdep_hardirqs_on+0x98/0x140
[ 65.380533][ T5103] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 65.386856][ T5103] __x64_sys_sendto+0xde/0x100
[ 65.391609][ T5103] do_syscall_64+0xf9/0x240
[ 65.396110][ T5103] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 65.401997][ T5103] RIP: 0033:0x7f8a82bdbd79
[ 65.406403][ T5103] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 65.426004][ T5103] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 65.434405][ T5103] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 65.442364][ T5103] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5103] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5103] exit_group(0) = ?
[pid 5103] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5103, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5104 attached
, child_tidptr=0x555555c19650) = 5104
[pid 5104] set_robust_list(0x555555c19660, 24) = 0
[pid 5104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[ 65.450322][ T5103] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 65.458278][ T5103] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 65.466234][ T5103] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 65.474203][ T5103]
[pid 5104] setpgid(0, 0) = 0
[pid 5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5104] write(3, "1000", 4) = 4
[pid 5104] close(3) = 0
[pid 5104] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5104] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5104] dup2(3, 3) = 3
[pid 5104] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5104] write(4, "5", 1) = 1
[ 65.554481][ T5104] FAULT_INJECTION: forcing a failure.
[ 65.554481][ T5104] name failslab, interval 1, probability 0, space 0, times 0
[ 65.567228][ T5104] CPU: 0 PID: 5104 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 65.577629][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 65.587681][ T5104] Call Trace:
[ 65.590953][ T5104]
[ 65.593880][ T5104] dump_stack_lvl+0x1e7/0x2e0
[ 65.598549][ T5104] ? __pfx_dump_stack_lvl+0x10/0x10
[ 65.603734][ T5104] ? __pfx__printk+0x10/0x10
[ 65.608312][ T5104] ? __pfx___might_resched+0x10/0x10
[ 65.613590][ T5104] should_fail_ex+0x3ae/0x4e0
[ 65.618260][ T5104] ? __skb_ext_alloc+0x1c/0xb0
[ 65.623007][ T5104] should_failslab+0x9/0x20
[ 65.627501][ T5104] kmem_cache_alloc+0x77/0x340
[ 65.632264][ T5104] __skb_ext_alloc+0x1c/0xb0
[ 65.636879][ T5104] mptcp_sendmsg_frag+0x724/0x2f70
[ 65.642009][ T5104] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 65.647568][ T5104] ? mark_lock+0x9a/0x350
[ 65.651896][ T5104] __subflow_push_pending+0x267/0xcf0
[ 65.657284][ T5104] ? __pfx___subflow_push_pending+0x10/0x10
[ 65.663181][ T5104] __mptcp_push_pending+0x2ad/0xa50
[ 65.668383][ T5104] ? __pfx___mptcp_push_pending+0x10/0x10
[ 65.674102][ T5104] ? __virt_addr_valid+0x183/0x520
[ 65.679212][ T5104] ? __virt_addr_valid+0x44e/0x520
[ 65.684316][ T5104] ? __phys_addr_symbol+0x2f/0x70
[ 65.689334][ T5104] ? __check_object_size+0x4bb/0xa00
[ 65.694614][ T5104] mptcp_sendmsg+0x14e2/0x1880
[ 65.699385][ T5104] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 65.704490][ T5104] ? inet_send_prepare+0x5a/0x260
[ 65.709507][ T5104] __sock_sendmsg+0xef/0x270
[ 65.714093][ T5104] __sys_sendto+0x3a4/0x4f0
[ 65.718588][ T5104] ? __pfx___sys_sendto+0x10/0x10
[ 65.723608][ T5104] ? lockdep_hardirqs_on+0x98/0x140
[ 65.728810][ T5104] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 65.735133][ T5104] __x64_sys_sendto+0xde/0x100
[ 65.739888][ T5104] do_syscall_64+0xf9/0x240
[ 65.744386][ T5104] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 65.750272][ T5104] RIP: 0033:0x7f8a82bdbd79
[ 65.754675][ T5104] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 65.774268][ T5104] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 65.782678][ T5104] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 65.790647][ T5104] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5104] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5104] exit_group(0) = ?
[pid 5104] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5104, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5105 attached
[pid 5105] set_robust_list(0x555555c19660, 24) = 0
[ 65.798604][ T5104] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 65.806563][ T5104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 65.814519][ T5104] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 65.822489][ T5104]
[pid 5105] prctl(PR_SET_PDEATHSIG, SIGKILL
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5105
[pid 5105] <... prctl resumed>) = 0
[pid 5105] setpgid(0, 0) = 0
[pid 5105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5105] write(3, "1000", 4) = 4
[pid 5105] close(3) = 0
[pid 5105] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5105] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5105] dup2(3, 3) = 3
[pid 5105] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5105] write(4, "5", 1) = 1
[ 65.940100][ T5105] FAULT_INJECTION: forcing a failure.
[ 65.940100][ T5105] name failslab, interval 1, probability 0, space 0, times 0
[ 65.952980][ T5105] CPU: 1 PID: 5105 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 65.963391][ T5105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 65.973436][ T5105] Call Trace:
[ 65.976703][ T5105]
[ 65.979634][ T5105] dump_stack_lvl+0x1e7/0x2e0
[ 65.984319][ T5105] ? __pfx_dump_stack_lvl+0x10/0x10
[ 65.989515][ T5105] ? __pfx__printk+0x10/0x10
[ 65.994103][ T5105] ? __pfx___might_resched+0x10/0x10
[ 65.999385][ T5105] should_fail_ex+0x3ae/0x4e0
[ 66.004057][ T5105] ? __skb_ext_alloc+0x1c/0xb0
[ 66.008812][ T5105] should_failslab+0x9/0x20
[ 66.013307][ T5105] kmem_cache_alloc+0x77/0x340
[ 66.018066][ T5105] __skb_ext_alloc+0x1c/0xb0
[ 66.022640][ T5105] mptcp_sendmsg_frag+0x724/0x2f70
[ 66.027754][ T5105] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 66.033290][ T5105] ? mark_lock+0x9a/0x350
[ 66.037612][ T5105] __subflow_push_pending+0x267/0xcf0
[ 66.043164][ T5105] ? __pfx___subflow_push_pending+0x10/0x10
[ 66.049050][ T5105] __mptcp_push_pending+0x2ad/0xa50
[ 66.054244][ T5105] ? __pfx___mptcp_push_pending+0x10/0x10
[ 66.059951][ T5105] ? __virt_addr_valid+0x183/0x520
[ 66.065050][ T5105] ? __virt_addr_valid+0x44e/0x520
[ 66.070151][ T5105] ? __phys_addr_symbol+0x2f/0x70
[ 66.075163][ T5105] ? __check_object_size+0x4bb/0xa00
[ 66.080432][ T5105] mptcp_sendmsg+0x14e2/0x1880
[ 66.085198][ T5105] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 66.090291][ T5105] ? inet_send_prepare+0x5a/0x260
[ 66.095397][ T5105] __sock_sendmsg+0xef/0x270
[ 66.099975][ T5105] __sys_sendto+0x3a4/0x4f0
[ 66.104467][ T5105] ? __pfx___sys_sendto+0x10/0x10
[ 66.109481][ T5105] ? lockdep_hardirqs_on+0x98/0x140
[ 66.114675][ T5105] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 66.120993][ T5105] __x64_sys_sendto+0xde/0x100
[ 66.125741][ T5105] do_syscall_64+0xf9/0x240
[ 66.130235][ T5105] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 66.136118][ T5105] RIP: 0033:0x7f8a82bdbd79
[ 66.140518][ T5105] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 66.160109][ T5105] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 66.168511][ T5105] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 66.176469][ T5105] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5105] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5105] exit_group(0) = ?
[pid 5105] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5105, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5106 attached
, child_tidptr=0x555555c19650) = 5106
[pid 5106] set_robust_list(0x555555c19660, 24) = 0
[pid 5106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5106] setpgid(0, 0) = 0
[pid 5106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5106] write(3, "1000", 4) = 4
[pid 5106] close(3) = 0
[ 66.184421][ T5105] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 66.192374][ T5105] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 66.200332][ T5105] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 66.208324][ T5105]
[pid 5106] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5106] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5106] dup2(3, 3) = 3
[pid 5106] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5106] write(4, "5", 1) = 1
[pid 5106] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5106] exit_group(0) = ?
[pid 5106] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5106, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5107 attached
, child_tidptr=0x555555c19650) = 5107
[pid 5107] set_robust_list(0x555555c19660, 24) = 0
[pid 5107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5107] setpgid(0, 0) = 0
[pid 5107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5107] write(3, "1000", 4) = 4
[pid 5107] close(3) = 0
[pid 5107] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5107] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5107] dup2(3, 3) = 3
[pid 5107] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5107] write(4, "5", 1) = 1
[ 66.379642][ T5107] FAULT_INJECTION: forcing a failure.
[ 66.379642][ T5107] name failslab, interval 1, probability 0, space 0, times 0
[ 66.392540][ T5107] CPU: 1 PID: 5107 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 66.402974][ T5107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 66.413021][ T5107] Call Trace:
[ 66.416295][ T5107]
[ 66.419220][ T5107] dump_stack_lvl+0x1e7/0x2e0
[ 66.423892][ T5107] ? __pfx_dump_stack_lvl+0x10/0x10
[ 66.429089][ T5107] ? __pfx__printk+0x10/0x10
[ 66.433702][ T5107] ? __pfx___might_resched+0x10/0x10
[ 66.439001][ T5107] should_fail_ex+0x3ae/0x4e0
[ 66.443678][ T5107] ? __skb_ext_alloc+0x1c/0xb0
[ 66.448443][ T5107] should_failslab+0x9/0x20
[ 66.452939][ T5107] kmem_cache_alloc+0x77/0x340
[ 66.457704][ T5107] __skb_ext_alloc+0x1c/0xb0
[ 66.462293][ T5107] mptcp_sendmsg_frag+0x724/0x2f70
[ 66.467417][ T5107] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 66.472956][ T5107] ? mark_lock+0x9a/0x350
[ 66.477277][ T5107] __subflow_push_pending+0x267/0xcf0
[ 66.482659][ T5107] ? __pfx___subflow_push_pending+0x10/0x10
[ 66.488553][ T5107] __mptcp_push_pending+0x2ad/0xa50
[ 66.493750][ T5107] ? __pfx___mptcp_push_pending+0x10/0x10
[ 66.499465][ T5107] ? __virt_addr_valid+0x183/0x520
[ 66.504579][ T5107] ? __virt_addr_valid+0x44e/0x520
[ 66.509681][ T5107] ? __phys_addr_symbol+0x2f/0x70
[ 66.514697][ T5107] ? __check_object_size+0x4bb/0xa00
[ 66.519974][ T5107] mptcp_sendmsg+0x14e2/0x1880
[ 66.524747][ T5107] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 66.529849][ T5107] ? inet_send_prepare+0x5a/0x260
[ 66.534870][ T5107] __sock_sendmsg+0xef/0x270
[ 66.539456][ T5107] __sys_sendto+0x3a4/0x4f0
[ 66.543953][ T5107] ? __pfx___sys_sendto+0x10/0x10
[ 66.548972][ T5107] ? lockdep_hardirqs_on+0x98/0x140
[ 66.554172][ T5107] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 66.560497][ T5107] __x64_sys_sendto+0xde/0x100
[ 66.565251][ T5107] do_syscall_64+0xf9/0x240
[ 66.569759][ T5107] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 66.575647][ T5107] RIP: 0033:0x7f8a82bdbd79
[ 66.580049][ T5107] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 66.599642][ T5107] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 66.608046][ T5107] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 66.616005][ T5107] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5107] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5107] exit_group(0) = ?
[pid 5107] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5107, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5108 attached
[pid 5108] set_robust_list(0x555555c19660, 24
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5108
[pid 5108] <... set_robust_list resumed>) = 0
[pid 5108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5108] setpgid(0, 0) = 0
[pid 5108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5108] write(3, "1000", 4) = 4
[pid 5108] close(3) = 0
[pid 5108] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 66.623963][ T5107] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 66.631922][ T5107] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 66.639880][ T5107] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 66.647857][ T5107]
[pid 5108] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5108] dup2(3, 3) = 3
[pid 5108] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5108] write(4, "5", 1) = 1
[ 66.696036][ T5108] FAULT_INJECTION: forcing a failure.
[ 66.696036][ T5108] name failslab, interval 1, probability 0, space 0, times 0
[ 66.709054][ T5108] CPU: 0 PID: 5108 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 66.719459][ T5108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 66.729505][ T5108] Call Trace:
[ 66.732785][ T5108]
[ 66.735707][ T5108] dump_stack_lvl+0x1e7/0x2e0
[ 66.740375][ T5108] ? __pfx_dump_stack_lvl+0x10/0x10
[ 66.745560][ T5108] ? __pfx__printk+0x10/0x10
[ 66.750136][ T5108] ? __pfx___might_resched+0x10/0x10
[ 66.755419][ T5108] should_fail_ex+0x3ae/0x4e0
[ 66.760088][ T5108] ? __skb_ext_alloc+0x1c/0xb0
[ 66.764841][ T5108] should_failslab+0x9/0x20
[ 66.769332][ T5108] kmem_cache_alloc+0x77/0x340
[ 66.774085][ T5108] __skb_ext_alloc+0x1c/0xb0
[ 66.778676][ T5108] mptcp_sendmsg_frag+0x724/0x2f70
[ 66.783808][ T5108] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 66.789372][ T5108] ? mark_lock+0x9a/0x350
[ 66.793713][ T5108] __subflow_push_pending+0x267/0xcf0
[ 66.799102][ T5108] ? __pfx___subflow_push_pending+0x10/0x10
[ 66.804999][ T5108] __mptcp_push_pending+0x2ad/0xa50
[ 66.810214][ T5108] ? __pfx___mptcp_push_pending+0x10/0x10
[ 66.815928][ T5108] ? __virt_addr_valid+0x183/0x520
[ 66.821027][ T5108] ? __virt_addr_valid+0x44e/0x520
[ 66.826131][ T5108] ? __phys_addr_symbol+0x2f/0x70
[ 66.831159][ T5108] ? __check_object_size+0x4bb/0xa00
[ 66.836455][ T5108] mptcp_sendmsg+0x14e2/0x1880
[ 66.841229][ T5108] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 66.846331][ T5108] ? inet_send_prepare+0x5a/0x260
[ 66.851362][ T5108] __sock_sendmsg+0xef/0x270
[ 66.855948][ T5108] __sys_sendto+0x3a4/0x4f0
[ 66.860442][ T5108] ? __pfx___sys_sendto+0x10/0x10
[ 66.865463][ T5108] ? lockdep_hardirqs_on+0x98/0x140
[ 66.870658][ T5108] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 66.876979][ T5108] __x64_sys_sendto+0xde/0x100
[ 66.881729][ T5108] do_syscall_64+0xf9/0x240
[ 66.886228][ T5108] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 66.892112][ T5108] RIP: 0033:0x7f8a82bdbd79
[ 66.896518][ T5108] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 66.916131][ T5108] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 66.924543][ T5108] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 66.932505][ T5108] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5108] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5108] exit_group(0) = ?
[pid 5108] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5108, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[ 66.940467][ T5108] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 66.948426][ T5108] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 66.956385][ T5108] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 66.964354][ T5108]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5109
./strace-static-x86_64: Process 5109 attached
[pid 5109] set_robust_list(0x555555c19660, 24) = 0
[pid 5109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5109] setpgid(0, 0) = 0
[pid 5109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5109] write(3, "1000", 4) = 4
[pid 5109] close(3) = 0
[pid 5109] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5109] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5109] dup2(3, 3) = 3
[pid 5109] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5109] write(4, "5", 1) = 1
[pid 5109] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5109] exit_group(0) = ?
[pid 5109] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5109, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5110 attached
, child_tidptr=0x555555c19650) = 5110
[pid 5110] set_robust_list(0x555555c19660, 24) = 0
[pid 5110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5110] setpgid(0, 0) = 0
[pid 5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5110] write(3, "1000", 4) = 4
[pid 5110] close(3) = 0
[pid 5110] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5110] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5110] dup2(3, 3) = 3
[pid 5110] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5110] write(4, "5", 1) = 1
[ 67.124655][ T5110] FAULT_INJECTION: forcing a failure.
[ 67.124655][ T5110] name failslab, interval 1, probability 0, space 0, times 0
[ 67.137363][ T5110] CPU: 0 PID: 5110 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 67.147780][ T5110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 67.157827][ T5110] Call Trace:
[ 67.161097][ T5110]
[ 67.164024][ T5110] dump_stack_lvl+0x1e7/0x2e0
[ 67.168694][ T5110] ? __pfx_dump_stack_lvl+0x10/0x10
[ 67.173880][ T5110] ? __pfx__printk+0x10/0x10
[ 67.178454][ T5110] ? __pfx___might_resched+0x10/0x10
[ 67.183732][ T5110] should_fail_ex+0x3ae/0x4e0
[ 67.188403][ T5110] ? __skb_ext_alloc+0x1c/0xb0
[ 67.193169][ T5110] should_failslab+0x9/0x20
[ 67.197674][ T5110] kmem_cache_alloc+0x77/0x340
[ 67.202448][ T5110] __skb_ext_alloc+0x1c/0xb0
[ 67.207025][ T5110] mptcp_sendmsg_frag+0x724/0x2f70
[ 67.212134][ T5110] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 67.217668][ T5110] ? mark_lock+0x9a/0x350
[ 67.221987][ T5110] __subflow_push_pending+0x267/0xcf0
[ 67.227378][ T5110] ? __pfx___subflow_push_pending+0x10/0x10
[ 67.233281][ T5110] __mptcp_push_pending+0x2ad/0xa50
[ 67.238481][ T5110] ? __pfx___mptcp_push_pending+0x10/0x10
[ 67.244207][ T5110] ? __virt_addr_valid+0x183/0x520
[ 67.249331][ T5110] ? __virt_addr_valid+0x44e/0x520
[ 67.254435][ T5110] ? __phys_addr_symbol+0x2f/0x70
[ 67.259454][ T5110] ? __check_object_size+0x4bb/0xa00
[ 67.264731][ T5110] mptcp_sendmsg+0x14e2/0x1880
[ 67.269498][ T5110] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 67.274596][ T5110] ? inet_send_prepare+0x5a/0x260
[ 67.279609][ T5110] __sock_sendmsg+0xef/0x270
[ 67.284194][ T5110] __sys_sendto+0x3a4/0x4f0
[ 67.288688][ T5110] ? __pfx___sys_sendto+0x10/0x10
[ 67.293717][ T5110] ? lockdep_hardirqs_on+0x98/0x140
[ 67.298933][ T5110] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 67.305261][ T5110] __x64_sys_sendto+0xde/0x100
[ 67.310015][ T5110] do_syscall_64+0xf9/0x240
[ 67.314520][ T5110] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 67.320426][ T5110] RIP: 0033:0x7f8a82bdbd79
[ 67.324828][ T5110] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 67.344424][ T5110] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 67.352832][ T5110] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 67.360793][ T5110] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5110] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5110] exit_group(0) = ?
[pid 5110] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5110, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5111 attached
, child_tidptr=0x555555c19650) = 5111
[pid 5111] set_robust_list(0x555555c19660, 24) = 0
[pid 5111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5111] setpgid(0, 0) = 0
[pid 5111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5111] write(3, "1000", 4) = 4
[pid 5111] close(3) = 0
[pid 5111] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[ 67.368758][ T5110] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 67.376725][ T5110] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 67.384681][ T5110] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 67.392652][ T5110]
[pid 5111] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5111] dup2(3, 3) = 3
[pid 5111] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5111] write(4, "5", 1) = 1
[ 67.451701][ T5111] FAULT_INJECTION: forcing a failure.
[ 67.451701][ T5111] name failslab, interval 1, probability 0, space 0, times 0
[ 67.464433][ T5111] CPU: 0 PID: 5111 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 67.474835][ T5111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 67.484884][ T5111] Call Trace:
[ 67.488158][ T5111]
[ 67.491074][ T5111] dump_stack_lvl+0x1e7/0x2e0
[ 67.495744][ T5111] ? __pfx_dump_stack_lvl+0x10/0x10
[ 67.500932][ T5111] ? __pfx__printk+0x10/0x10
[ 67.505517][ T5111] ? __pfx___might_resched+0x10/0x10
[ 67.510791][ T5111] should_fail_ex+0x3ae/0x4e0
[ 67.515459][ T5111] ? __skb_ext_alloc+0x1c/0xb0
[ 67.520209][ T5111] should_failslab+0x9/0x20
[ 67.524699][ T5111] kmem_cache_alloc+0x77/0x340
[ 67.529452][ T5111] __skb_ext_alloc+0x1c/0xb0
[ 67.534041][ T5111] mptcp_sendmsg_frag+0x724/0x2f70
[ 67.539152][ T5111] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 67.544686][ T5111] ? mark_lock+0x9a/0x350
[ 67.549014][ T5111] __subflow_push_pending+0x267/0xcf0
[ 67.554401][ T5111] ? __pfx___subflow_push_pending+0x10/0x10
[ 67.560304][ T5111] __mptcp_push_pending+0x2ad/0xa50
[ 67.565494][ T5111] ? __pfx___mptcp_push_pending+0x10/0x10
[ 67.571204][ T5111] ? __virt_addr_valid+0x183/0x520
[ 67.576305][ T5111] ? __virt_addr_valid+0x44e/0x520
[ 67.581405][ T5111] ? __phys_addr_symbol+0x2f/0x70
[ 67.586413][ T5111] ? __check_object_size+0x4bb/0xa00
[ 67.591688][ T5111] mptcp_sendmsg+0x14e2/0x1880
[ 67.596467][ T5111] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 67.601576][ T5111] ? inet_send_prepare+0x5a/0x260
[ 67.606607][ T5111] __sock_sendmsg+0xef/0x270
[ 67.611185][ T5111] __sys_sendto+0x3a4/0x4f0
[ 67.615673][ T5111] ? __pfx___sys_sendto+0x10/0x10
[ 67.620691][ T5111] ? lockdep_hardirqs_on+0x98/0x140
[ 67.625893][ T5111] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 67.632210][ T5111] __x64_sys_sendto+0xde/0x100
[ 67.636961][ T5111] do_syscall_64+0xf9/0x240
[ 67.641630][ T5111] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 67.647522][ T5111] RIP: 0033:0x7f8a82bdbd79
[ 67.651933][ T5111] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 67.671524][ T5111] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 67.679926][ T5111] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 67.687887][ T5111] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5111] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5111] exit_group(0) = ?
[pid 5111] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5111, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5112
./strace-static-x86_64: Process 5112 attached
[ 67.695844][ T5111] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 67.703808][ T5111] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 67.711771][ T5111] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 67.719739][ T5111]
[pid 5112] set_robust_list(0x555555c19660, 24) = 0
[pid 5112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5112] setpgid(0, 0) = 0
[pid 5112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5112] write(3, "1000", 4) = 4
[pid 5112] close(3) = 0
[pid 5112] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5112] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5112] dup2(3, 3) = 3
[pid 5112] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5112] write(4, "5", 1) = 1
[ 67.821661][ T5112] FAULT_INJECTION: forcing a failure.
[ 67.821661][ T5112] name failslab, interval 1, probability 0, space 0, times 0
[ 67.834592][ T5112] CPU: 0 PID: 5112 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 67.845031][ T5112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 67.855069][ T5112] Call Trace:
[ 67.858332][ T5112]
[ 67.861245][ T5112] dump_stack_lvl+0x1e7/0x2e0
[ 67.865914][ T5112] ? __pfx_dump_stack_lvl+0x10/0x10
[ 67.871095][ T5112] ? __pfx__printk+0x10/0x10
[ 67.875686][ T5112] ? __pfx___might_resched+0x10/0x10
[ 67.880973][ T5112] should_fail_ex+0x3ae/0x4e0
[ 67.885645][ T5112] ? __skb_ext_alloc+0x1c/0xb0
[ 67.890399][ T5112] should_failslab+0x9/0x20
[ 67.894892][ T5112] kmem_cache_alloc+0x77/0x340
[ 67.899664][ T5112] __skb_ext_alloc+0x1c/0xb0
[ 67.904252][ T5112] mptcp_sendmsg_frag+0x724/0x2f70
[ 67.909371][ T5112] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 67.914907][ T5112] ? mark_lock+0x9a/0x350
[ 67.919227][ T5112] __subflow_push_pending+0x267/0xcf0
[ 67.924609][ T5112] ? __pfx___subflow_push_pending+0x10/0x10
[ 67.930503][ T5112] __mptcp_push_pending+0x2ad/0xa50
[ 67.935700][ T5112] ? __pfx___mptcp_push_pending+0x10/0x10
[ 67.941411][ T5112] ? __virt_addr_valid+0x183/0x520
[ 67.946512][ T5112] ? __virt_addr_valid+0x44e/0x520
[ 67.951613][ T5112] ? __phys_addr_symbol+0x2f/0x70
[ 67.956633][ T5112] ? __check_object_size+0x4bb/0xa00
[ 67.961911][ T5112] mptcp_sendmsg+0x14e2/0x1880
[ 67.966684][ T5112] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 67.971788][ T5112] ? inet_send_prepare+0x5a/0x260
[ 67.976809][ T5112] __sock_sendmsg+0xef/0x270
[ 67.981396][ T5112] __sys_sendto+0x3a4/0x4f0
[ 67.985893][ T5112] ? __pfx___sys_sendto+0x10/0x10
[ 67.990912][ T5112] ? lockdep_hardirqs_on+0x98/0x140
[ 67.996130][ T5112] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 68.002472][ T5112] __x64_sys_sendto+0xde/0x100
[ 68.007242][ T5112] do_syscall_64+0xf9/0x240
[ 68.011755][ T5112] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 68.017645][ T5112] RIP: 0033:0x7f8a82bdbd79
[ 68.022062][ T5112] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 68.041661][ T5112] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 68.050067][ T5112] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 68.058029][ T5112] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5112] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5112] exit_group(0) = ?
[pid 5112] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5112, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5113 attached
, child_tidptr=0x555555c19650) = 5113
[ 68.066002][ T5112] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 68.073968][ T5112] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 68.081926][ T5112] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 68.089899][ T5112]
[pid 5113] set_robust_list(0x555555c19660, 24) = 0
[pid 5113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5113] setpgid(0, 0) = 0
[pid 5113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5113] write(3, "1000", 4) = 4
[pid 5113] close(3) = 0
[pid 5113] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5113] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5113] dup2(3, 3) = 3
[pid 5113] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5113] write(4, "5", 1) = 1
[ 68.173561][ T5113] FAULT_INJECTION: forcing a failure.
[ 68.173561][ T5113] name failslab, interval 1, probability 0, space 0, times 0
[ 68.186460][ T5113] CPU: 1 PID: 5113 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 68.196957][ T5113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 68.207020][ T5113] Call Trace:
[ 68.210292][ T5113]
[ 68.213212][ T5113] dump_stack_lvl+0x1e7/0x2e0
[ 68.217885][ T5113] ? __pfx_dump_stack_lvl+0x10/0x10
[ 68.223075][ T5113] ? __pfx__printk+0x10/0x10
[ 68.227675][ T5113] ? __pfx___might_resched+0x10/0x10
[ 68.232960][ T5113] should_fail_ex+0x3ae/0x4e0
[ 68.237637][ T5113] ? __skb_ext_alloc+0x1c/0xb0
[ 68.242391][ T5113] should_failslab+0x9/0x20
[ 68.246883][ T5113] kmem_cache_alloc+0x77/0x340
[ 68.251640][ T5113] __skb_ext_alloc+0x1c/0xb0
[ 68.256226][ T5113] mptcp_sendmsg_frag+0x724/0x2f70
[ 68.261333][ T5113] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 68.266868][ T5113] ? mark_lock+0x9a/0x350
[ 68.271188][ T5113] __subflow_push_pending+0x267/0xcf0
[ 68.276566][ T5113] ? __pfx___subflow_push_pending+0x10/0x10
[ 68.282455][ T5113] __mptcp_push_pending+0x2ad/0xa50
[ 68.287663][ T5113] ? __pfx___mptcp_push_pending+0x10/0x10
[ 68.293393][ T5113] ? __virt_addr_valid+0x183/0x520
[ 68.298492][ T5113] ? __virt_addr_valid+0x44e/0x520
[ 68.303597][ T5113] ? __phys_addr_symbol+0x2f/0x70
[ 68.308611][ T5113] ? __check_object_size+0x4bb/0xa00
[ 68.313892][ T5113] mptcp_sendmsg+0x14e2/0x1880
[ 68.318675][ T5113] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 68.323791][ T5113] ? inet_send_prepare+0x5a/0x260
[ 68.328809][ T5113] __sock_sendmsg+0xef/0x270
[ 68.333391][ T5113] __sys_sendto+0x3a4/0x4f0
[ 68.337886][ T5113] ? __pfx___sys_sendto+0x10/0x10
[ 68.342902][ T5113] ? lockdep_hardirqs_on+0x98/0x140
[ 68.348116][ T5113] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 68.354455][ T5113] __x64_sys_sendto+0xde/0x100
[ 68.359208][ T5113] do_syscall_64+0xf9/0x240
[ 68.363707][ T5113] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 68.369585][ T5113] RIP: 0033:0x7f8a82bdbd79
[ 68.373988][ T5113] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 68.393599][ T5113] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 68.402030][ T5113] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 68.409999][ T5113] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5113] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5113] exit_group(0) = ?
[pid 5113] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5113, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5114 attached
, child_tidptr=0x555555c19650) = 5114
[ 68.417963][ T5113] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 68.425929][ T5113] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 68.433898][ T5113] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 68.441876][ T5113]
[pid 5114] set_robust_list(0x555555c19660, 24) = 0
[pid 5114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5114] setpgid(0, 0) = 0
[pid 5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5114] write(3, "1000", 4) = 4
[pid 5114] close(3) = 0
[pid 5114] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5114] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5114] dup2(3, 3) = 3
[pid 5114] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5114] write(4, "5", 1) = 1
[ 68.554724][ T5114] FAULT_INJECTION: forcing a failure.
[ 68.554724][ T5114] name failslab, interval 1, probability 0, space 0, times 0
[ 68.567629][ T5114] CPU: 1 PID: 5114 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 68.578070][ T5114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 68.588126][ T5114] Call Trace:
[ 68.591395][ T5114]
[ 68.594313][ T5114] dump_stack_lvl+0x1e7/0x2e0
[ 68.598981][ T5114] ? __pfx_dump_stack_lvl+0x10/0x10
[ 68.604168][ T5114] ? __pfx__printk+0x10/0x10
[ 68.608748][ T5114] ? __pfx___might_resched+0x10/0x10
[ 68.614027][ T5114] should_fail_ex+0x3ae/0x4e0
[ 68.618696][ T5114] ? __skb_ext_alloc+0x1c/0xb0
[ 68.623438][ T5114] should_failslab+0x9/0x20
[ 68.627928][ T5114] kmem_cache_alloc+0x77/0x340
[ 68.632682][ T5114] __skb_ext_alloc+0x1c/0xb0
[ 68.637259][ T5114] mptcp_sendmsg_frag+0x724/0x2f70
[ 68.642366][ T5114] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 68.647898][ T5114] ? mark_lock+0x9a/0x350
[ 68.652221][ T5114] __subflow_push_pending+0x267/0xcf0
[ 68.657619][ T5114] ? __pfx___subflow_push_pending+0x10/0x10
[ 68.663525][ T5114] __mptcp_push_pending+0x2ad/0xa50
[ 68.668735][ T5114] ? __pfx___mptcp_push_pending+0x10/0x10
[ 68.674443][ T5114] ? __virt_addr_valid+0x183/0x520
[ 68.679539][ T5114] ? __virt_addr_valid+0x44e/0x520
[ 68.684645][ T5114] ? __phys_addr_symbol+0x2f/0x70
[ 68.689654][ T5114] ? __check_object_size+0x4bb/0xa00
[ 68.694928][ T5114] mptcp_sendmsg+0x14e2/0x1880
[ 68.699692][ T5114] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 68.704790][ T5114] ? inet_send_prepare+0x5a/0x260
[ 68.709804][ T5114] __sock_sendmsg+0xef/0x270
[ 68.714383][ T5114] __sys_sendto+0x3a4/0x4f0
[ 68.718874][ T5114] ? __pfx___sys_sendto+0x10/0x10
[ 68.723890][ T5114] ? lockdep_hardirqs_on+0x98/0x140
[ 68.729084][ T5114] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 68.735401][ T5114] __x64_sys_sendto+0xde/0x100
[ 68.740168][ T5114] do_syscall_64+0xf9/0x240
[ 68.744682][ T5114] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 68.750568][ T5114] RIP: 0033:0x7f8a82bdbd79
[ 68.754975][ T5114] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 68.774602][ T5114] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 68.783030][ T5114] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 68.790992][ T5114] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5114] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5114] exit_group(0) = ?
[pid 5114] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5114, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5115 attached
[pid 5115] set_robust_list(0x555555c19660, 24
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5115
[pid 5115] <... set_robust_list resumed>) = 0
[pid 5115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5115] setpgid(0, 0) = 0
[pid 5115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5115] write(3, "1000", 4) = 4
[pid 5115] close(3) = 0
[ 68.798960][ T5114] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 68.806918][ T5114] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 68.814879][ T5114] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 68.822854][ T5114]
[pid 5115] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5115] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5115] dup2(3, 3) = 3
[pid 5115] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5115] write(4, "5", 1) = 1
[ 68.887497][ T5115] FAULT_INJECTION: forcing a failure.
[ 68.887497][ T5115] name failslab, interval 1, probability 0, space 0, times 0
[ 68.900318][ T5115] CPU: 1 PID: 5115 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 68.910726][ T5115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 68.920777][ T5115] Call Trace:
[ 68.924049][ T5115]
[ 68.926970][ T5115] dump_stack_lvl+0x1e7/0x2e0
[ 68.931639][ T5115] ? __pfx_dump_stack_lvl+0x10/0x10
[ 68.936826][ T5115] ? __pfx__printk+0x10/0x10
[ 68.941415][ T5115] ? __pfx___might_resched+0x10/0x10
[ 68.946699][ T5115] should_fail_ex+0x3ae/0x4e0
[ 68.951371][ T5115] ? __skb_ext_alloc+0x1c/0xb0
[ 68.956128][ T5115] should_failslab+0x9/0x20
[ 68.960619][ T5115] kmem_cache_alloc+0x77/0x340
[ 68.965377][ T5115] __skb_ext_alloc+0x1c/0xb0
[ 68.969956][ T5115] mptcp_sendmsg_frag+0x724/0x2f70
[ 68.975069][ T5115] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 68.980609][ T5115] ? mark_lock+0x9a/0x350
[ 68.984932][ T5115] __subflow_push_pending+0x267/0xcf0
[ 68.990313][ T5115] ? __pfx___subflow_push_pending+0x10/0x10
[ 68.996204][ T5115] __mptcp_push_pending+0x2ad/0xa50
[ 69.001402][ T5115] ? __pfx___mptcp_push_pending+0x10/0x10
[ 69.007113][ T5115] ? __virt_addr_valid+0x183/0x520
[ 69.012223][ T5115] ? __virt_addr_valid+0x44e/0x520
[ 69.017331][ T5115] ? __phys_addr_symbol+0x2f/0x70
[ 69.022367][ T5115] ? __check_object_size+0x4bb/0xa00
[ 69.027673][ T5115] mptcp_sendmsg+0x14e2/0x1880
[ 69.032481][ T5115] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 69.037602][ T5115] ? inet_send_prepare+0x5a/0x260
[ 69.042626][ T5115] __sock_sendmsg+0xef/0x270
[ 69.047220][ T5115] __sys_sendto+0x3a4/0x4f0
[ 69.051720][ T5115] ? __pfx___sys_sendto+0x10/0x10
[ 69.056743][ T5115] ? lockdep_hardirqs_on+0x98/0x140
[ 69.061954][ T5115] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 69.068281][ T5115] __x64_sys_sendto+0xde/0x100
[ 69.073125][ T5115] do_syscall_64+0xf9/0x240
[ 69.077630][ T5115] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 69.083527][ T5115] RIP: 0033:0x7f8a82bdbd79
[ 69.087935][ T5115] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 69.107534][ T5115] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 69.115967][ T5115] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 69.123941][ T5115] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5115] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5115] exit_group(0) = ?
[pid 5115] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5115, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5116
./strace-static-x86_64: Process 5116 attached
[pid 5116] set_robust_list(0x555555c19660, 24) = 0
[pid 5116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5116] setpgid(0, 0) = 0
[pid 5116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5116] write(3, "1000", 4) = 4
[pid 5116] close(3) = 0
[pid 5116] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5116] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5116] dup2(3, 3) = 3
[pid 5116] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5116] write(4, "5", 1) = 1
[ 69.131912][ T5115] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 69.139876][ T5115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 69.147837][ T5115] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 69.155894][ T5115]
[ 69.175991][ T5116] FAULT_INJECTION: forcing a failure.
[ 69.175991][ T5116] name failslab, interval 1, probability 0, space 0, times 0
[ 69.188785][ T5116] CPU: 1 PID: 5116 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 69.199196][ T5116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 69.209254][ T5116] Call Trace:
[ 69.212538][ T5116]
[ 69.215464][ T5116] dump_stack_lvl+0x1e7/0x2e0
[ 69.220136][ T5116] ? __pfx_dump_stack_lvl+0x10/0x10
[ 69.225332][ T5116] ? __pfx__printk+0x10/0x10
[ 69.229916][ T5116] ? __pfx___might_resched+0x10/0x10
[ 69.235208][ T5116] should_fail_ex+0x3ae/0x4e0
[ 69.239895][ T5116] ? __skb_ext_alloc+0x1c/0xb0
[ 69.244648][ T5116] should_failslab+0x9/0x20
[ 69.249142][ T5116] kmem_cache_alloc+0x77/0x340
[ 69.253898][ T5116] __skb_ext_alloc+0x1c/0xb0
[ 69.258478][ T5116] mptcp_sendmsg_frag+0x724/0x2f70
[ 69.263591][ T5116] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 69.269127][ T5116] ? mark_lock+0x9a/0x350
[ 69.273445][ T5116] __subflow_push_pending+0x267/0xcf0
[ 69.278829][ T5116] ? __pfx___subflow_push_pending+0x10/0x10
[ 69.284729][ T5116] __mptcp_push_pending+0x2ad/0xa50
[ 69.289926][ T5116] ? __pfx___mptcp_push_pending+0x10/0x10
[ 69.295641][ T5116] ? __virt_addr_valid+0x183/0x520
[ 69.300744][ T5116] ? __virt_addr_valid+0x44e/0x520
[ 69.305846][ T5116] ? __phys_addr_symbol+0x2f/0x70
[ 69.310860][ T5116] ? __check_object_size+0x4bb/0xa00
[ 69.316146][ T5116] mptcp_sendmsg+0x14e2/0x1880
[ 69.320916][ T5116] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 69.326023][ T5116] ? inet_send_prepare+0x5a/0x260
[ 69.331042][ T5116] __sock_sendmsg+0xef/0x270
[ 69.335629][ T5116] __sys_sendto+0x3a4/0x4f0
[ 69.340128][ T5116] ? __pfx___sys_sendto+0x10/0x10
[ 69.345152][ T5116] ? lockdep_hardirqs_on+0x98/0x140
[ 69.350355][ T5116] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 69.356683][ T5116] __x64_sys_sendto+0xde/0x100
[ 69.361437][ T5116] do_syscall_64+0xf9/0x240
[ 69.365936][ T5116] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 69.371822][ T5116] RIP: 0033:0x7f8a82bdbd79
[ 69.376227][ T5116] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 69.395819][ T5116] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 69.404224][ T5116] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 69.412182][ T5116] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[ 69.420142][ T5116] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 69.428099][ T5116] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[pid 5116] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5116] exit_group(0) = ?
[pid 5116] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5116, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 69.436060][ T5116] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 69.444032][ T5116]
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5117 attached
, child_tidptr=0x555555c19650) = 5117
[pid 5117] set_robust_list(0x555555c19660, 24) = 0
[pid 5117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5117] setpgid(0, 0) = 0
[pid 5117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5117] write(3, "1000", 4) = 4
[pid 5117] close(3) = 0
[pid 5117] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5117] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5117] dup2(3, 3) = 3
[pid 5117] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5117] write(4, "5", 1) = 1
[ 69.555490][ T5117] FAULT_INJECTION: forcing a failure.
[ 69.555490][ T5117] name failslab, interval 1, probability 0, space 0, times 0
[ 69.568356][ T5117] CPU: 1 PID: 5117 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 69.578762][ T5117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 69.588816][ T5117] Call Trace:
[ 69.592090][ T5117]
[ 69.595014][ T5117] dump_stack_lvl+0x1e7/0x2e0
[ 69.599771][ T5117] ? __pfx_dump_stack_lvl+0x10/0x10
[ 69.604957][ T5117] ? __pfx__printk+0x10/0x10
[ 69.609537][ T5117] ? __pfx___might_resched+0x10/0x10
[ 69.614813][ T5117] should_fail_ex+0x3ae/0x4e0
[ 69.619483][ T5117] ? __skb_ext_alloc+0x1c/0xb0
[ 69.624234][ T5117] should_failslab+0x9/0x20
[ 69.628723][ T5117] kmem_cache_alloc+0x77/0x340
[ 69.633474][ T5117] __skb_ext_alloc+0x1c/0xb0
[ 69.638061][ T5117] mptcp_sendmsg_frag+0x724/0x2f70
[ 69.643169][ T5117] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 69.648702][ T5117] ? mark_lock+0x9a/0x350
[ 69.653019][ T5117] __subflow_push_pending+0x267/0xcf0
[ 69.658398][ T5117] ? __pfx___subflow_push_pending+0x10/0x10
[ 69.664292][ T5117] __mptcp_push_pending+0x2ad/0xa50
[ 69.669483][ T5117] ? __pfx___mptcp_push_pending+0x10/0x10
[ 69.675191][ T5117] ? __virt_addr_valid+0x183/0x520
[ 69.680288][ T5117] ? __virt_addr_valid+0x44e/0x520
[ 69.685387][ T5117] ? __phys_addr_symbol+0x2f/0x70
[ 69.690397][ T5117] ? __check_object_size+0x4bb/0xa00
[ 69.695671][ T5117] mptcp_sendmsg+0x14e2/0x1880
[ 69.700436][ T5117] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 69.705544][ T5117] ? inet_send_prepare+0x5a/0x260
[ 69.710576][ T5117] __sock_sendmsg+0xef/0x270
[ 69.715157][ T5117] __sys_sendto+0x3a4/0x4f0
[ 69.719653][ T5117] ? __pfx___sys_sendto+0x10/0x10
[ 69.724669][ T5117] ? lockdep_hardirqs_on+0x98/0x140
[ 69.729864][ T5117] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 69.736185][ T5117] __x64_sys_sendto+0xde/0x100
[ 69.740938][ T5117] do_syscall_64+0xf9/0x240
[ 69.745432][ T5117] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 69.751315][ T5117] RIP: 0033:0x7f8a82bdbd79
[ 69.755723][ T5117] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 69.775317][ T5117] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 69.783716][ T5117] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 69.791709][ T5117] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5117] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5117] exit_group(0) = ?
[pid 5117] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5117, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5118 attached
, child_tidptr=0x555555c19650) = 5118
[pid 5118] set_robust_list(0x555555c19660, 24) = 0
[pid 5118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5118] setpgid(0, 0) = 0
[pid 5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[ 69.799671][ T5117] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 69.807630][ T5117] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 69.815603][ T5117] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 69.823593][ T5117]
[pid 5118] write(3, "1000", 4) = 4
[pid 5118] close(3) = 0
[pid 5118] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5118] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5118] dup2(3, 3) = 3
[pid 5118] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5118] write(4, "5", 1) = 1
[ 69.906380][ T5118] FAULT_INJECTION: forcing a failure.
[ 69.906380][ T5118] name failslab, interval 1, probability 0, space 0, times 0
[ 69.919053][ T5118] CPU: 0 PID: 5118 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 69.929458][ T5118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 69.939510][ T5118] Call Trace:
[ 69.942783][ T5118]
[ 69.945706][ T5118] dump_stack_lvl+0x1e7/0x2e0
[ 69.950380][ T5118] ? __pfx_dump_stack_lvl+0x10/0x10
[ 69.955571][ T5118] ? __pfx__printk+0x10/0x10
[ 69.960158][ T5118] ? __pfx___might_resched+0x10/0x10
[ 69.965439][ T5118] should_fail_ex+0x3ae/0x4e0
[ 69.970111][ T5118] ? __skb_ext_alloc+0x1c/0xb0
[ 69.974866][ T5118] should_failslab+0x9/0x20
[ 69.979380][ T5118] kmem_cache_alloc+0x77/0x340
[ 69.984163][ T5118] __skb_ext_alloc+0x1c/0xb0
[ 69.988775][ T5118] mptcp_sendmsg_frag+0x724/0x2f70
[ 69.993902][ T5118] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 69.999447][ T5118] ? mark_lock+0x9a/0x350
[ 70.003774][ T5118] __subflow_push_pending+0x267/0xcf0
[ 70.009162][ T5118] ? __pfx___subflow_push_pending+0x10/0x10
[ 70.015058][ T5118] __mptcp_push_pending+0x2ad/0xa50
[ 70.020258][ T5118] ? __pfx___mptcp_push_pending+0x10/0x10
[ 70.025975][ T5118] ? __virt_addr_valid+0x183/0x520
[ 70.031079][ T5118] ? __virt_addr_valid+0x44e/0x520
[ 70.036190][ T5118] ? __phys_addr_symbol+0x2f/0x70
[ 70.041206][ T5118] ? __check_object_size+0x4bb/0xa00
[ 70.046515][ T5118] mptcp_sendmsg+0x14e2/0x1880
[ 70.051303][ T5118] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 70.056427][ T5118] ? inet_send_prepare+0x5a/0x260
[ 70.061459][ T5118] __sock_sendmsg+0xef/0x270
[ 70.066074][ T5118] __sys_sendto+0x3a4/0x4f0
[ 70.070587][ T5118] ? __pfx___sys_sendto+0x10/0x10
[ 70.075612][ T5118] ? lockdep_hardirqs_on+0x98/0x140
[ 70.080815][ T5118] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 70.087140][ T5118] __x64_sys_sendto+0xde/0x100
[ 70.091893][ T5118] do_syscall_64+0xf9/0x240
[ 70.096391][ T5118] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 70.102278][ T5118] RIP: 0033:0x7f8a82bdbd79
[ 70.106682][ T5118] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 70.126277][ T5118] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 70.134683][ T5118] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 70.142643][ T5118] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5118] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5118] exit_group(0) = ?
[pid 5118] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5118, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5119 attached
[pid 5119] set_robust_list(0x555555c19660, 24) = 0
[pid 5119] prctl(PR_SET_PDEATHSIG, SIGKILL
[pid 5068] <... clone resumed>, child_tidptr=0x555555c19650) = 5119
[pid 5119] <... prctl resumed>) = 0
[pid 5119] setpgid(0, 0) = 0
[ 70.150601][ T5118] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 70.158567][ T5118] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 70.166527][ T5118] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 70.174518][ T5118]
[pid 5119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5119] write(3, "1000", 4) = 4
[pid 5119] close(3) = 0
[pid 5119] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid 5119] connect(3, {sa_family=AF_INET6, sin6_port=htons(16385), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0
[pid 5119] dup2(3, 3) = 3
[pid 5119] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5119] write(4, "5", 1) = 1
[ 70.250012][ T5119] FAULT_INJECTION: forcing a failure.
[ 70.250012][ T5119] name failslab, interval 1, probability 0, space 0, times 0
[ 70.262815][ T5119] CPU: 0 PID: 5119 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 70.273253][ T5119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 70.283314][ T5119] Call Trace:
[ 70.286589][ T5119]
[ 70.289512][ T5119] dump_stack_lvl+0x1e7/0x2e0
[ 70.294189][ T5119] ? __pfx_dump_stack_lvl+0x10/0x10
[ 70.299379][ T5119] ? __pfx__printk+0x10/0x10
[ 70.303964][ T5119] ? __pfx___might_resched+0x10/0x10
[ 70.309241][ T5119] should_fail_ex+0x3ae/0x4e0
[ 70.313910][ T5119] ? __skb_ext_alloc+0x1c/0xb0
[ 70.318663][ T5119] should_failslab+0x9/0x20
[ 70.323153][ T5119] kmem_cache_alloc+0x77/0x340
[ 70.327911][ T5119] __skb_ext_alloc+0x1c/0xb0
[ 70.332493][ T5119] mptcp_sendmsg_frag+0x724/0x2f70
[ 70.337610][ T5119] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 70.343146][ T5119] ? mark_lock+0x9a/0x350
[ 70.347471][ T5119] __subflow_push_pending+0x267/0xcf0
[ 70.352851][ T5119] ? __pfx___subflow_push_pending+0x10/0x10
[ 70.358747][ T5119] __mptcp_push_pending+0x2ad/0xa50
[ 70.363946][ T5119] ? __pfx___mptcp_push_pending+0x10/0x10
[ 70.369661][ T5119] ? __virt_addr_valid+0x183/0x520
[ 70.374763][ T5119] ? __virt_addr_valid+0x44e/0x520
[ 70.379864][ T5119] ? __phys_addr_symbol+0x2f/0x70
[ 70.384880][ T5119] ? __check_object_size+0x4bb/0xa00
[ 70.390158][ T5119] mptcp_sendmsg+0x14e2/0x1880
[ 70.394930][ T5119] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 70.400034][ T5119] ? inet_send_prepare+0x5a/0x260
[ 70.405051][ T5119] __sock_sendmsg+0xef/0x270
[ 70.409637][ T5119] __sys_sendto+0x3a4/0x4f0
[ 70.414133][ T5119] ? __pfx___sys_sendto+0x10/0x10
[ 70.419152][ T5119] ? lockdep_hardirqs_on+0x98/0x140
[ 70.424353][ T5119] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 70.430677][ T5119] __x64_sys_sendto+0xde/0x100
[ 70.435437][ T5119] do_syscall_64+0xf9/0x240
[ 70.439936][ T5119] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 70.445823][ T5119] RIP: 0033:0x7f8a82bdbd79
[ 70.450226][ T5119] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 70.469817][ T5119] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 70.478221][ T5119] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 70.486182][ T5119] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[pid 5119] sendto(3, "\x17", 1, 0, NULL, 0) = 1
[pid 5119] exit_group(0) = ?
[pid 5119] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5119, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c19650) = 5120
./strace-static-x86_64: Process 5120 attached
[pid 5120] set_robust_list(0x555555c19660, 24) = 0
[ 70.494139][ T5119] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 70.502093][ T5119] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 70.510051][ T5119] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 70.518021][ T5119]
[ 70.521635][ T27] ------------[ cut here ]------------
[ 70.527367][ T27] WARNING: CPU: 1 PID: 27 at net/mptcp/protocol.c:1001 __mptcp_clean_una+0xb89/0xd70
[ 70.536926][ T27] Modules linked in:
[ 70.540832][ T27] CPU: 1 PID: 27 Comm: kworker/1:1 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[pid 5120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5120] setpgid(0, 0) = 0
[pid 5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5120] write(3, "1000", 4) = 4
[ 70.550782][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 70.560898][ T27] Workqueue: events mptcp_worker
[ 70.565957][ T27] RIP: 0010:__mptcp_clean_una+0xb89/0xd70
[ 70.571676][ T27] Code: 8d 0d a5 f6 e9 7d fc ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 87 fc ff ff 4c 89 f7 e8 72 0d a5 f6 e9 7a fc ff ff e8 98 f0 42 f6 90 <0f> 0b 90 49 bc 00 00 00 00 00 fc ff df e9 29 f7 ff ff 44 89 f1 80
[ 70.591328][ T27] RSP: 0018:ffffc90000a2f860 EFLAGS: 00010293
[ 70.597449][ T27] RAX: ffffffff8b507ba8 RBX: ffff888024ee3ab8 RCX: ffff8880192e9dc0
[ 70.605486][ T27] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 70.613470][ T27] RBP: ffffc90000a2f950 R08: ffffffff8b507228 R09: fffff52000145f24
[ 70.621508][ T27] R10: dffffc0000000000 R11: fffff52000145f24 R12: dffffc0000000000
[ 70.629546][ T27] R13: 1ffff11004a6e000 R14: 0000000000000000 R15: ffff888025370000
[ 70.637561][ T27] FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 70.642136][ T5120] FAULT_INJECTION: forcing a failure.
[ 70.642136][ T5120] name failslab, interval 1, probability 0, space 0, times 0
[ 70.646543][ T27] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.646570][ T27] CR2: 00007f8a82c561d0 CR3: 000000007d8b6000 CR4: 00000000003506f0
[ 70.646587][ T27] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 70.646598][ T27] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 70.674103][ T5120] CPU: 0 PID: 5120 Comm: syz-executor147 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 70.681736][ T27] Call Trace:
[ 70.689682][ T5120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 70.689693][ T5120] Call Trace:
[ 70.689701][ T5120]
[ 70.689709][ T5120] dump_stack_lvl+0x1e7/0x2e0
[ 70.689739][ T5120] ? __pfx_dump_stack_lvl+0x10/0x10
[ 70.700147][ T27]
[ 70.703378][ T5120] ? __pfx__printk+0x10/0x10
[ 70.713439][ T27] ? __warn+0x162/0x4b0
[ 70.716677][ T5120] ? __pfx___might_resched+0x10/0x10
[ 70.716707][ T5120] should_fail_ex+0x3ae/0x4e0
[ 70.719611][ T27] ? __mptcp_clean_una+0xb89/0xd70
[ 70.724263][ T5120] ? __skb_ext_alloc+0x1c/0xb0
[ 70.724284][ T5120] should_failslab+0x9/0x20
[ 70.729460][ T27] ? report_bug+0x2b3/0x500
[ 70.732368][ T5120] kmem_cache_alloc+0x77/0x340
[ 70.736960][ T27] ? __mptcp_clean_una+0xb89/0xd70
[ 70.741065][ T5120] __skb_ext_alloc+0x1c/0xb0
[ 70.746351][ T27] ? handle_bug+0x3e/0x70
[ 70.750967][ T5120] mptcp_sendmsg_frag+0x724/0x2f70
[ 70.756077][ T27] ? exc_invalid_op+0x1a/0x50
[ 70.760805][ T5120] ? __pfx_mptcp_sendmsg_frag+0x10/0x10
[ 70.765293][ T27] ? asm_exc_invalid_op+0x1a/0x20
[ 70.769740][ T5120] ? mark_lock+0x9a/0x350
[ 70.774507][ T27] ? __mptcp_clean_una+0x208/0xd70
[ 70.779560][ T5120] __subflow_push_pending+0x267/0xcf0
[ 70.784145][ T27] ? __mptcp_clean_una+0xb88/0xd70
[ 70.788439][ T5120] ? __pfx___subflow_push_pending+0x10/0x10
[ 70.793531][ T27] ? __mptcp_clean_una+0xb89/0xd70
[ 70.798161][ T5120] __mptcp_push_pending+0x2ad/0xa50
[ 70.803768][ T27] ? __pfx___mptcp_clean_una+0x10/0x10
[ 70.808673][ T5120] ? __pfx___mptcp_push_pending+0x10/0x10
[ 70.812977][ T27] __mptcp_clean_una_wakeup+0x7f/0x340
[ 70.818051][ T5120] ? __virt_addr_valid+0x183/0x520
[ 70.818074][ T5120] ? __virt_addr_valid+0x44e/0x520
[ 70.823432][ T27] __mptcp_retrans+0xbf/0xb20
[ 70.828515][ T5120] ? __phys_addr_symbol+0x2f/0x70
[ 70.828537][ T5120] ? __check_object_size+0x4bb/0xa00
[ 70.834438][ T27] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 70.839498][ T5120] mptcp_sendmsg+0x14e2/0x1880
[ 70.844699][ T27] ? __local_bh_enable_ip+0x168/0x200
[ 70.850120][ T5120] ? __pfx_mptcp_sendmsg+0x10/0x10
[ 70.855817][ T27] ? lockdep_hardirqs_on+0x98/0x140
[ 70.861228][ T5120] ? inet_send_prepare+0x5a/0x260
[ 70.866386][ T27] ? __pfx___mptcp_retrans+0x10/0x10
[ 70.871426][ T5120] __sock_sendmsg+0xef/0x270
[ 70.876115][ T27] ? __local_bh_enable_ip+0x168/0x200
[ 70.881082][ T5120] __sys_sendto+0x3a4/0x4f0
[ 70.886372][ T27] ? __pfx___local_bh_enable_ip+0x10/0x10
[ 70.892640][ T5120] ? __pfx___sys_sendto+0x10/0x10
[ 70.897405][ T27] ? mptcp_check_data_fin+0x258/0x670
[ 70.902726][ T5120] ? lockdep_hardirqs_on+0x98/0x140
[ 70.907832][ T27] mptcp_worker+0xd13/0x1610
[ 70.912984][ T5120] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 70.918002][ T27] ? __pfx_mptcp_worker+0x10/0x10
[ 70.923228][ T5120] __x64_sys_sendto+0xde/0x100
[ 70.927823][ T27] ? process_scheduled_works+0x825/0x1420
[ 70.933133][ T5120] do_syscall_64+0xf9/0x240
[ 70.937631][ T27] process_scheduled_works+0x913/0x1420
[ 70.943303][ T5120] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 70.948354][ T27] ? __pfx_process_scheduled_works+0x10/0x10
[ 70.953642][ T5120] RIP: 0033:0x7f8a82bdbd79
[ 70.953661][ T5120] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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
[ 70.958846][ T27] ? assign_work+0x364/0x3d0
[ 70.963402][ T5120] RSP: 002b:00007ffeb4570248 EFLAGS: 00000246
[ 70.969747][ T27] worker_thread+0xa5f/0x1000
[ 70.974698][ T5120] ORIG_RAX: 000000000000002c
[ 70.974708][ T5120] RAX: ffffffffffffffda RBX: 00007ffeb4570270 RCX: 00007f8a82bdbd79
[ 70.974721][ T5120] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
[ 70.974732][ T5120] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 70.979488][ T27] ? __pfx_worker_thread+0x10/0x10
[ 70.985156][ T5120] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb457026c
[ 70.985169][ T5120] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 70.985195][ T5120]
[ 70.989669][ T27] kthread+0x2ef/0x390
[ 71.103546][ T27] ? __pfx_worker_thread+0x10/0x10
[ 71.108686][ T27] ? __pfx_kthread+0x10/0x10
[ 71.113291][ T27] ret_from_fork+0x4b/0x80
[ 71.117878][ T27] ? __pfx_kthread+0x10/0x10
[ 71.122484][ T27] ret_from_fork_asm+0x1b/0x30
[ 71.127325][ T27]
[ 71.130376][ T27] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 71.137641][ T27] CPU: 1 PID: 27 Comm: kworker/1:1 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
[ 71.147525][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 71.148746][ T5121] FAULT_INJECTION: forcing a failure.
[ 71.148746][ T5121] name failslab, interval 1, probability 0, space 0, times 0
[ 71.170158][ T27] Workqueue: events mptcp_worker
[ 71.175127][ T27] Call Trace:
[ 71.178411][ T27]
[ 71.181343][ T27] dump_stack_lvl+0x1e7/0x2e0
[ 71.186033][ T27] ? __pfx_dump_stack_lvl+0x10/0x10
[ 71.191228][ T27] ? __pfx__printk+0x10/0x10
[ 71.195834][ T27] ? vscnprintf+0x5d/0x90
[ 71.200185][ T27] panic+0x349/0x860
[ 71.204097][ T27] ? __warn+0x171/0x4b0
[ 71.208253][ T27] ? __pfx_panic+0x10/0x10
[ 71.212673][ T27] ? ret_from_fork_asm+0x1b/0x30
[ 71.217617][ T27] __warn+0x31c/0x4b0
[ 71.221604][ T27] ? __mptcp_clean_una+0xb89/0xd70
[ 71.226718][ T27] report_bug+0x2b3/0x500
[ 71.231035][ T27] ? __mptcp_clean_una+0xb89/0xd70
[ 71.236141][ T27] handle_bug+0x3e/0x70
[ 71.240289][ T27] exc_invalid_op+0x1a/0x50
[ 71.244793][ T27] asm_exc_invalid_op+0x1a/0x20
[ 71.249637][ T27] RIP: 0010:__mptcp_clean_una+0xb89/0xd70
[ 71.255432][ T27] Code: 8d 0d a5 f6 e9 7d fc ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 87 fc ff ff 4c 89 f7 e8 72 0d a5 f6 e9 7a fc ff ff e8 98 f0 42 f6 90 <0f> 0b 90 49 bc 00 00 00 00 00 fc ff df e9 29 f7 ff ff 44 89 f1 80
[ 71.275024][ T27] RSP: 0018:ffffc90000a2f860 EFLAGS: 00010293
[ 71.281081][ T27] RAX: ffffffff8b507ba8 RBX: ffff888024ee3ab8 RCX: ffff8880192e9dc0
[ 71.289040][ T27] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.296998][ T27] RBP: ffffc90000a2f950 R08: ffffffff8b507228 R09: fffff52000145f24
[ 71.304956][ T27] R10: dffffc0000000000 R11: fffff52000145f24 R12: dffffc0000000000
[ 71.312915][ T27] R13: 1ffff11004a6e000 R14: 0000000000000000 R15: ffff888025370000
[ 71.320881][ T27] ? __mptcp_clean_una+0x208/0xd70
[ 71.325980][ T27] ? __mptcp_clean_una+0xb88/0xd70
[ 71.331090][ T27] ? __pfx___mptcp_clean_una+0x10/0x10
[ 71.336546][ T27] __mptcp_clean_una_wakeup+0x7f/0x340
[ 71.341999][ T27] __mptcp_retrans+0xbf/0xb20
[ 71.346665][ T27] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 71.352989][ T27] ? __local_bh_enable_ip+0x168/0x200
[ 71.358358][ T27] ? lockdep_hardirqs_on+0x98/0x140
[ 71.363546][ T27] ? __pfx___mptcp_retrans+0x10/0x10
[ 71.368817][ T27] ? __local_bh_enable_ip+0x168/0x200
[ 71.374186][ T27] ? __pfx___local_bh_enable_ip+0x10/0x10
[ 71.379902][ T27] ? mptcp_check_data_fin+0x258/0x670
[ 71.385266][ T27] mptcp_worker+0xd13/0x1610
[ 71.389854][ T27] ? __pfx_mptcp_worker+0x10/0x10
[ 71.394875][ T27] ? process_scheduled_works+0x825/0x1420
[ 71.400586][ T27] process_scheduled_works+0x913/0x1420
[ 71.406139][ T27] ? __pfx_process_scheduled_works+0x10/0x10
[ 71.412113][ T27] ? assign_work+0x364/0x3d0
[ 71.416700][ T27] worker_thread+0xa5f/0x1000
[ 71.421383][ T27] ? __pfx_worker_thread+0x10/0x10
[ 71.426483][ T27] kthread+0x2ef/0x390
[ 71.430544][ T27] ? __pfx_worker_thread+0x10/0x10
[ 71.435649][ T27] ? __pfx_kthread+0x10/0x10
[ 71.440231][ T27] ret_from_fork+0x4b/0x80
[ 71.444640][ T27] ? __pfx_kthread+0x10/0x10
[ 71.449219][ T27] ret_from_fork_asm+0x1b/0x30
[ 71.453984][ T27]
[ 71.457162][ T27] Kernel Offset: disabled
[ 71.461558][ T27] Rebooting in 86400 seconds..