last executing test programs: 2.007514881s ago: executing program 4 (id=109): fcntl$F_GET_FILE_RW_HINT(0xffffffffffffffff, 0x40d, &(0x7f0000000000)) 1.988925656s ago: executing program 4 (id=116): shmget(0xffffffffffffffff, 0x0, 0x0, 0x0) 1.938441068s ago: executing program 4 (id=119): ptrace(0x0, 0x0) 1.93790437s ago: executing program 4 (id=123): fremovexattr(0xffffffffffffffff, &(0x7f0000000000)) 1.883205894s ago: executing program 4 (id=128): openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/mls', 0x0, 0x0) 1.827885312s ago: executing program 4 (id=134): pause() 497.643646ms ago: executing program 3 (id=295): socket$inet6_sctp(0xa, 0x1, 0x84) 497.108842ms ago: executing program 3 (id=299): delete_module(&(0x7f0000000000), 0x0) 427.576963ms ago: executing program 3 (id=304): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp1', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp1', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp1', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp1', 0x800, 0x0) 263.052877ms ago: executing program 2 (id=314): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mISDNtimer', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mISDNtimer', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mISDNtimer', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mISDNtimer', 0x800, 0x0) 248.044473ms ago: executing program 2 (id=315): io_uring_setup(0x0, &(0x7f0000000000)) 187.78601ms ago: executing program 2 (id=317): socket$key(0xf, 0x3, 0x2) 187.108528ms ago: executing program 0 (id=319): fsync(0xffffffffffffffff) 176.483929ms ago: executing program 0 (id=321): epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0) 147.646272ms ago: executing program 2 (id=323): socket(0x1, 0x1, 0x0) 147.532741ms ago: executing program 0 (id=324): socket$inet6_icmp_raw(0xa, 0x3, 0x3a) 99.893748ms ago: executing program 1 (id=325): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qrtr-tun', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qrtr-tun', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qrtr-tun', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qrtr-tun', 0x800, 0x0) 99.699999ms ago: executing program 0 (id=326): chown(&(0x7f0000000000), 0x0, 0x0) 99.593535ms ago: executing program 2 (id=327): setresuid(0x0, 0x0, 0x0) 99.457387ms ago: executing program 1 (id=328): syz_open_dev$media(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$media(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$media(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$media(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$media(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$media(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$media(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$media(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$media(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$media(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$media(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$media(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$media(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$media(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$media(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$media(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$media(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$media(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$media(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$media(&(0x7f0000000500), 0x4, 0x800) 99.350635ms ago: executing program 3 (id=329): mprotect(0x0, 0x0, 0x0) 90.946276ms ago: executing program 0 (id=330): setgid(0x0) 73.553289ms ago: executing program 1 (id=331): flistxattr(0xffffffffffffffff, &(0x7f0000000000), 0x0) 1.296372ms ago: executing program 0 (id=332): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uhid', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uhid', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/uhid', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/uhid', 0x800, 0x0) 1.115709ms ago: executing program 2 (id=333): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse', 0x2, 0x0) 730.751µs ago: executing program 3 (id=334): getpgid(0x0) 647.909µs ago: executing program 1 (id=335): set_mempolicy_home_node(0x0, 0x0, 0x0, 0x0) 369.753µs ago: executing program 1 (id=336): socket$qrtr(0x2a, 0x2, 0x0) 161.297µs ago: executing program 1 (id=337): socket$inet_udp(0x2, 0x2, 0x0) 0s ago: executing program 3 (id=338): socket$xdp(0x2c, 0x3, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.203' (ED25519) to the list of known hosts. [ 61.088464][ T5218] cgroup: Unknown subsys name 'net' [ 61.252483][ T5218] cgroup: Unknown subsys name 'cpuset' [ 61.261756][ T5218] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 62.790604][ T5218] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 67.572122][ T5576] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000b: 0000 [#1] PREEMPT SMP KASAN PTI [ 67.584791][ T5576] KASAN: null-ptr-deref in range [0x0000000000000058-0x000000000000005f] [ 67.593343][ T5576] CPU: 1 UID: 0 PID: 5576 Comm: syz.2.333 Not tainted 6.11.0-next-20240920-syzkaller #0 [ 67.603121][ T5576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.613219][ T5576] RIP: 0010:fuse_get_req+0x699/0xd40 [ 67.618581][ T5576] Code: 24 50 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 15 cb e9 fe 48 8b 1b 48 83 c3 58 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 f8 ca e9 fe 48 8b 1b 81 e3 00 20 [ 67.638231][ T5576] RSP: 0018:ffffc9000435f4c0 EFLAGS: 00010202 [ 67.644345][ T5576] RAX: 000000000000000b RBX: 0000000000000058 RCX: ffffffff8314de02 [ 67.652509][ T5576] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8880273b6030 [ 67.660527][ T5576] RBP: ffffc9000435f5e8 R08: ffff8880273b6037 R09: 1ffff11004e76c06 [ 67.668629][ T5576] R10: dffffc0000000000 R11: ffffed1004e76c07 R12: ffff8880273b6000 [ 67.676637][ T5576] R13: dffffc0000000000 R14: ffff88807b59e840 R15: ffff8880273b6000 [ 67.684718][ T5576] FS: 000055556401e500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 67.693661][ T5576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.700337][ T5576] CR2: 00007fc766b07050 CR3: 000000007c3fe000 CR4: 00000000003506f0 [ 67.708319][ T5576] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.716298][ T5576] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.724277][ T5576] Call Trace: [ 67.727576][ T5576] [ 67.730549][ T5576] ? __die_body+0x5f/0xb0 [ 67.735063][ T5576] ? die_addr+0xb0/0xe0 [ 67.739316][ T5576] ? exc_general_protection+0x3dd/0x5d0 [ 67.744910][ T5576] ? asm_exc_general_protection+0x26/0x30 [ 67.750653][ T5576] ? fuse_get_req+0x602/0xd40 [ 67.755464][ T5576] ? fuse_get_req+0x699/0xd40 [ 67.760171][ T5576] ? __pfx_fuse_get_req+0x10/0x10 [ 67.765214][ T5576] fuse_simple_background+0x9d/0xb10 [ 67.770517][ T5576] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 67.776083][ T5576] cuse_channel_open+0x447/0x670 [ 67.781051][ T5576] ? __pfx_cuse_channel_open+0x10/0x10 [ 67.786549][ T5576] misc_open+0x2cc/0x340 [ 67.790811][ T5576] chrdev_open+0x521/0x600 [ 67.795275][ T5576] ? __pfx_apparmor_file_open+0x10/0x10 [ 67.800894][ T5576] ? __pfx_chrdev_open+0x10/0x10 [ 67.805899][ T5576] ? security_file_open+0x513/0x990 [ 67.811207][ T5576] ? __pfx_chrdev_open+0x10/0x10 [ 67.816166][ T5576] do_dentry_open+0x978/0x1460 [ 67.820959][ T5576] vfs_open+0x3e/0x330 [ 67.825044][ T5576] path_openat+0x2cb5/0x3b40 [ 67.829651][ T5576] ? mark_lock+0x9a/0x360 [ 67.833993][ T5576] ? __pfx_stack_trace_save+0x10/0x10 [ 67.839381][ T5576] ? __pfx_path_openat+0x10/0x10 [ 67.844327][ T5576] ? __lock_acquire+0x1384/0x2050 [ 67.849381][ T5576] do_filp_open+0x235/0x490 [ 67.853893][ T5576] ? __pfx_do_filp_open+0x10/0x10 [ 67.858933][ T5576] ? _raw_spin_unlock+0x28/0x50 [ 67.863802][ T5576] ? alloc_fd+0x5a1/0x640 [ 67.868146][ T5576] do_sys_openat2+0x13e/0x1d0 [ 67.872865][ T5576] ? __pfx_do_sys_openat2+0x10/0x10 [ 67.878081][ T5576] __x64_sys_openat+0x247/0x2a0 [ 67.882950][ T5576] ? __pfx___x64_sys_openat+0x10/0x10 [ 67.888349][ T5576] ? exc_page_fault+0x590/0x8c0 [ 67.893302][ T5576] ? do_syscall_64+0xb6/0x230 [ 67.897987][ T5576] do_syscall_64+0xf3/0x230 [ 67.902498][ T5576] ? clear_bhb_loop+0x35/0x90 [ 67.907182][ T5576] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 67.913093][ T5576] RIP: 0033:0x7fc766b7def9 [ 67.917564][ T5576] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 67.937194][ T5576] RSP: 002b:00007ffd096f4388 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 67.945628][ T5576] RAX: ffffffffffffffda RBX: 00007fc766d35f80 RCX: 00007fc766b7def9 [ 67.953608][ T5576] RDX: 0000000000000002 RSI: 0000000020000040 RDI: ffffffffffffff9c [ 67.961608][ T5576] RBP: 00007fc766bf0b76 R08: 0000000000000000 R09: 0000000000000000 [ 67.969640][ T5576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 67.977624][ T5576] R13: 00007fc766d35f80 R14: 00007fc766d35f80 R15: 0000000000000b46 [ 67.985614][ T5576] [ 67.988658][ T5576] Modules linked in: [ 67.993014][ T5576] ---[ end trace 0000000000000000 ]--- SYZFAIL: failed to send rpc fd=3 want=192 sent=0 n=-1 (errno 32: Broken pipe) [ 68.101125][ T5419] coredump: 44(syz.0.178): interrupted: fatal signal pending [ 68.108787][ T5419] coredump: 44(syz.0.178): written to core: VMAs: 17, size 53436416; core: 25562962 bytes, pos 37711872 [ 68.177320][ T5576] RIP: 0010:fuse_get_req+0x699/0xd40 [ 68.187473][ T5576] Code: 24 50 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 15 cb e9 fe 48 8b 1b 48 83 c3 58 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 f8 ca e9 fe 48 8b 1b 81 e3 00 20 [ 68.238759][ T5576] RSP: 0018:ffffc9000435f4c0 EFLAGS: 00010202 [ 68.244934][ T5576] RAX: 000000000000000b RBX: 0000000000000058 RCX: ffffffff8314de02 [ 68.280467][ T5576] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8880273b6030 [ 68.298889][ T5576] RBP: ffffc9000435f5e8 R08: ffff8880273b6037 R09: 1ffff11004e76c06 [ 68.319161][ T5576] R10: dffffc0000000000 R11: ffffed1004e76c07 R12: ffff8880273b6000 [ 68.327302][ T5576] R13: dffffc0000000000 R14: ffff88807b59e840 R15: ffff8880273b6000 [ 68.366268][ T5576] FS: 000055556401e500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 68.378720][ T5576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.399741][ T5576] CR2: 000056231653a1e0 CR3: 000000007c3fe000 CR4: 00000000003506f0 [ 68.418194][ T5576] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.441257][ T5576] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.454653][ T5576] Kernel panic - not syncing: Fatal exception [ 68.461109][ T5576] Kernel Offset: disabled [ 68.465563][ T5576] Rebooting in 86400 seconds..