[ 39.207419] ------------[ cut here ]------------ [ 39.208340] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.210821] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.212286] Modules linked in: [ 39.212952] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.215199] Tainted: [W]=WARN [ 39.215866] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.217354] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.218259] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.221430] RSP: 0018:ffff888018c57bc0 EFLAGS: 00010286 [ 39.222401] RAX: 0000000000000000 RBX: ffffed100318af78 RCX: ffffffff813a4050 [ 39.223686] RDX: ffff888017105340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.224968] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100318af2f [ 39.226247] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.227536] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018c57df8 [ 39.228838] FS: 00007f22444b6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.230265] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.231325] CR2: 00007f22449a8580 CR3: 000000000d98f000 CR4: 0000000000350ef0 [ 39.232594] Call Trace: [ 39.233055] [ 39.233507] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.234351] ? __create_object+0x59/0x80 [ 39.235134] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.236112] __vmalloc_noprof+0x59/0x60 [ 39.236887] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.237766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.238710] bpf_prog_alloc+0x39/0x200 [ 39.239397] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.240331] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.241237] do_seccomp+0x349/0x25e0 [ 39.241967] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.242880] ? __pfx_do_seccomp+0x10/0x10 [ 39.243665] ? find_held_lock+0x2b/0x80 [ 39.244409] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.245386] ? static_key_count+0x60/0x80 [ 39.246203] prctl_set_seccomp+0x4e/0x70 [ 39.246994] __do_sys_prctl+0xe6c/0x1d70 [ 39.247775] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.248636] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.249592] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.250547] ? irqentry_exit+0xf3/0x650 [ 39.251269] do_syscall_64+0xbf/0x430 [ 39.252019] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.252973] RIP: 0033:0x7f22449a85cd [ 39.253677] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.256836] RSP: 002b:00007ffd23d6b650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.258186] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f22449a85cd [ 39.259483] RDX: 000055a420f73e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.260770] RBP: 00007ffd23d6b6b0 R08: 0000000000000000 R09: 00007ffd23d6ad50 [ 39.262057] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a44717dad0 [ 39.263351] R13: 00007ffd23d6bae0 R14: 000055a44717ebc0 R15: 000055a44718f780 [ 39.264636] [ 39.265062] irq event stamp: 1781 [ 39.265712] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 39.267256] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 39.268768] softirqs last enabled at (1814): [] handle_softirqs+0x50c/0x770 [ 39.270295] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 39.271737] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.690887] ------------[ cut here ]------------ [ 42.691693] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.693398] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.694642] Modules linked in: [ 42.695143] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.696809] Tainted: [W]=WARN [ 42.697281] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.698516] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.699260] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.701905] RSP: 0018:ffff888016b87bc0 EFLAGS: 00010286 [ 42.702723] RAX: 0000000000000000 RBX: ffffed1002d70f78 RCX: ffffffff813a4050 [ 42.703787] RDX: ffff88801b3e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.704853] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d70f2f [ 42.705912] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.707010] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b87df8 [ 42.708076] FS: 00007f7bb56bd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.709272] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.710158] CR2: 00007ffd59771ef8 CR3: 0000000009dd8000 CR4: 0000000000350ef0 [ 42.712200] Call Trace: [ 42.712768] [ 42.713211] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.714182] ? __create_object+0x59/0x80 [ 42.715033] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.716074] __vmalloc_noprof+0x59/0x60 [ 42.716892] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.717844] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.718864] bpf_prog_alloc+0x39/0x200 [ 42.719768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.720632] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.721360] do_seccomp+0x349/0x25e0 [ 42.721957] ? find_held_lock+0x2b/0x80 [ 42.722508] ? do_prlimit+0x310/0x610 [ 42.722984] ? __pfx_do_seccomp+0x10/0x10 [ 42.723516] ? do_raw_spin_unlock+0x53/0x220 [ 42.724033] ? _raw_spin_unlock+0x1e/0x40 [ 42.724551] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.725156] ? static_key_count+0x60/0x80 [ 42.725680] prctl_set_seccomp+0x4e/0x70 [ 42.726167] __do_sys_prctl+0xe6c/0x1d70 [ 42.726687] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.727236] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.727877] ? irqentry_exit+0xf3/0x650 [ 42.728357] do_syscall_64+0xbf/0x430 [ 42.728850] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.729445] RIP: 0033:0x7f7bb5baf5cd [ 42.729917] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.732003] RSP: 002b:00007ffd5976fc50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.732902] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7bb5baf5cd [ 42.733745] RDX: 000055889fb33e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.734590] RBP: 00007ffd5976fcb0 R08: 0000000000000000 R09: 00007ffd5976f350 [ 42.735407] R10: 0000000000000000 R11: 0000000000000246 R12: 00005588db02cbf0 [ 42.736259] R13: 00007ffd597700e0 R14: 00005588db036380 R15: 00005588db041460 [ 42.737122] [ 42.737404] irq event stamp: 1729 [ 42.737837] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.738857] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 42.739854] softirqs last enabled at (1352): [] handle_softirqs+0x50c/0x770 [ 42.740863] softirqs last disabled at (1337): [] __irq_exit_rcu+0xc4/0x100 [ 42.741857] ---[ end trace 0000000000000000 ]--- [ 43.485996] ------------[ cut here ]------------ [ 43.487079] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.489430] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.491159] Modules linked in: [ 43.491905] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.494176] Tainted: [W]=WARN [ 43.494891] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.496591] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.497651] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 43.501290] RSP: 0018:ffff88801960fbc0 EFLAGS: 00010286 [ 43.502420] RAX: 0000000000000000 RBX: ffffed10032c1f78 RCX: ffffffff813a4050 [ 43.503931] RDX: ffff88801b3a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.505405] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032c1f2f [ 43.506882] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.508360] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801960fdf8 [ 43.509840] FS: 00007f157246c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.511491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.512549] CR2: 00007ffd4b3f2ef8 CR3: 000000000c4f2000 CR4: 0000000000350ef0 [ 43.513811] Call Trace: [ 43.514271] [ 43.514775] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.515679] ? __create_object+0x59/0x80 [ 43.516416] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.517391] __vmalloc_noprof+0x59/0x60 [ 43.518149] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.519059] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.519987] bpf_prog_alloc+0x39/0x200 [ 43.520751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.521683] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.522592] do_seccomp+0x349/0x25e0 [ 43.523279] ? find_held_lock+0x2b/0x80 [ 43.524046] ? do_prlimit+0x310/0x610 [ 43.524795] ? __pfx_do_seccomp+0x10/0x10 [ 43.525585] ? do_raw_spin_unlock+0x53/0x220 [ 43.526365] ? _raw_spin_unlock+0x1e/0x40 [ 43.527172] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.528143] ? static_key_count+0x60/0x80 [ 43.528948] prctl_set_seccomp+0x4e/0x70 [ 43.529735] __do_sys_prctl+0xe6c/0x1d70 [ 43.530519] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.531350] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.532312] ? irqentry_exit+0xf3/0x650 [ 43.533068] do_syscall_64+0xbf/0x430 [ 43.533814] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.534783] RIP: 0033:0x7f157295e5cd [ 43.535443] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 43.538591] RSP: 002b:00007ffd4b3f1930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.539960] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f157295e5cd [ 43.541244] RDX: 000055ab4d551e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.542510] RBP: 00007ffd4b3f1990 R08: 0000000000000000 R09: 00007ffd4b3f1030 [ 43.543769] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ab6e086ad0 [ 43.544811] R13: 00007ffd4b3f1dc0 R14: 000055ab6e087bc0 R15: 000055ab6e098780 [ 43.545861] [ 43.546207] irq event stamp: 1747 [ 43.546765] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 43.547992] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 43.549231] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 43.550483] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 43.551722] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:6084' (ECDSA) to the list of known hosts. 2025/11/17 17:42:29 fuzzer started 2025/11/17 17:42:29 dialing manager at localhost:37895 2025/11/17 17:42:29 checking machine... 2025/11/17 17:42:29 checking revisions... [ 44.438807] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:42:30 testing simple program... [ 44.527219] cgroup: Unknown subsys name 'net' [ 44.604112] cgroup: Unknown subsys name 'cpuset' [ 44.622284] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:42:29 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88800e48b900 RCX=ffff88800e48b000 RDX=0000000000000080 RSI=ffff88800e48b818 RDI=ffff888008c4b780 RBP=ffff888008c4b780 RSP=ffff888009627b20 R8 =0000000000000128 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffffea0000519b80 R13=ffff88801466e5c0 R14=ffff888009472500 R15=0000000000000000 RIP=ffffffff81b2d47d RFL=00000296 [--S-AP-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd59769000 CR3=000000001f01e000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=313d6563636120322e322e202e30313d XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800e14a9a8 RBX=ffff88800a044190 RCX=ffff888018cf9900 RDX=ffff88800a044198 RSI=ffff888018cf9100 RDI=0000000000000000 RBP=ffff88801f00c818 RSP=ffff888017607c28 R8 =0000000000000000 R9 =ffffed1002ec0f77 R10=0000000000000003 R11=0000000000000001 R12=ffff888018cf9100 R13=0000000000000800 R14=0000000000000001 R15=0000000000000286 RIP=ffffffff81b626b3 RFL=00000087 [--S--PC] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f270ebcb900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f26de2d7020 CR3=000000000c4e5000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=ffffffffffff00000000000000000000 XMM02=ffffffffffff00000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000073707574726174732064 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000