[ 46.551180] ------------[ cut here ]------------ [ 46.551599] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.552606] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.553264] Modules linked in: [ 46.553534] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.554420] Tainted: [W]=WARN [ 46.554668] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.555325] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.555715] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.557142] RSP: 0018:ffff888019587bc0 EFLAGS: 00010286 [ 46.557561] RAX: 0000000000000000 RBX: ffffed10032b0f78 RCX: ffffffff813a4050 [ 46.558135] RDX: ffff88801a140000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.558690] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032b0f2f [ 46.559262] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.559815] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019587df8 [ 46.560396] FS: 00007f910c9b1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.561045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.561501] CR2: 00007f910cea3580 CR3: 000000000da17000 CR4: 0000000000350ef0 [ 46.562084] Call Trace: [ 46.562292] [ 46.562476] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.562855] ? __create_object+0x59/0x80 [ 46.563207] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.563627] __vmalloc_noprof+0x59/0x60 [ 46.563967] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.564346] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.564743] bpf_prog_alloc+0x39/0x200 [ 46.565069] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.565465] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.565846] do_seccomp+0x349/0x25e0 [ 46.566173] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.566556] ? __pfx_do_seccomp+0x10/0x10 [ 46.566887] ? find_held_lock+0x2b/0x80 [ 46.567233] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.567645] ? static_key_count+0x60/0x80 [ 46.568006] prctl_set_seccomp+0x4e/0x70 [ 46.568340] __do_sys_prctl+0xe6c/0x1d70 [ 46.568670] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.569056] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.569467] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.569879] ? irqentry_exit+0xf3/0x650 [ 46.570227] do_syscall_64+0xbf/0x430 [ 46.570540] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.570965] RIP: 0033:0x7f910cea35cd [ 46.571260] 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 [ 46.572697] RSP: 002b:00007ffd39259b70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.573311] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f910cea35cd [ 46.573867] RDX: 00005627d6445e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.574439] RBP: 00007ffd39259bd0 R08: 0000000000000000 R09: 00007ffd39259270 [ 46.575014] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627f0feabf0 [ 46.575575] R13: 00007ffd3925a000 R14: 00005627f0ff4380 R15: 00005627f0fff460 [ 46.576159] [ 46.576364] irq event stamp: 1793 [ 46.576635] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 46.577320] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 46.578002] softirqs last enabled at (1614): [] handle_softirqs+0x50c/0x770 [ 46.578671] softirqs last disabled at (1599): [] __irq_exit_rcu+0xc4/0x100 [ 46.579352] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.029050] ------------[ cut here ]------------ [ 50.029552] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.030737] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 50.031561] Modules linked in: [ 50.031897] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.033024] Tainted: [W]=WARN [ 50.033336] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.034167] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.034563] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.036015] RSP: 0018:ffff88801a30fbc0 EFLAGS: 00010286 [ 50.036448] RAX: 0000000000000000 RBX: ffffed1003461f78 RCX: ffffffff813a4050 [ 50.037032] RDX: ffff88800f261bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.037589] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003461f2f [ 50.038174] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.038730] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a30fdf8 [ 50.039317] FS: 00007f08bece3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.039964] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.040430] CR2: 00007f08bf1d5580 CR3: 000000000d73a000 CR4: 0000000000350ef0 [ 50.041014] Call Trace: [ 50.041225] [ 50.041413] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.041800] ? __create_object+0x59/0x80 [ 50.042155] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.042572] __vmalloc_noprof+0x59/0x60 [ 50.042894] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.043284] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.043690] bpf_prog_alloc+0x39/0x200 [ 50.044023] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.044426] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.044814] do_seccomp+0x349/0x25e0 [ 50.045139] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.045526] ? __pfx_do_seccomp+0x10/0x10 [ 50.045859] ? find_held_lock+0x2b/0x80 [ 50.046205] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.046624] ? static_key_count+0x60/0x80 [ 50.046986] prctl_set_seccomp+0x4e/0x70 [ 50.047318] __do_sys_prctl+0xe6c/0x1d70 [ 50.047657] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.048046] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.048467] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.048885] ? irqentry_exit+0xf3/0x650 [ 50.049235] do_syscall_64+0xbf/0x430 [ 50.049550] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.049980] RIP: 0033:0x7f08bf1d55cd [ 50.050283] 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 [ 50.051721] RSP: 002b:00007fff60774530 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.052351] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f08bf1d55cd [ 50.052907] RDX: 00005572ba1c0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.053485] RBP: 00007fff60774590 R08: 0000000000000000 R09: 00007fff60773c30 [ 50.054061] R10: 0000000000000000 R11: 0000000000000246 R12: 00005572c4777bf0 [ 50.054624] R13: 00007fff607749c0 R14: 00005572c4781380 R15: 00005572c478c460 [ 50.055212] [ 50.055402] irq event stamp: 1687 [ 50.055673] hardirqs last enabled at (1695): [] __up_console_sem+0x78/0x80 [ 50.056374] hardirqs last disabled at (1704): [] __up_console_sem+0x5d/0x80 [ 50.057058] softirqs last enabled at (1230): [] handle_softirqs+0x50c/0x770 [ 50.057740] softirqs last disabled at (1221): [] __irq_exit_rcu+0xc4/0x100 [ 50.058427] ---[ end trace 0000000000000000 ]--- [ 50.783479] ------------[ cut here ]------------ [ 50.784363] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.786091] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.787352] Modules linked in: [ 50.787845] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.789788] Tainted: [W]=WARN [ 50.790540] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.791812] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.792627] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.795345] RSP: 0018:ffff88801a007bc0 EFLAGS: 00010286 [ 50.796190] RAX: 0000000000000000 RBX: ffffed1003400f78 RCX: ffffffff813a4050 [ 50.797303] RDX: ffff88801a1d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.798400] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003400f2f [ 50.799507] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.800654] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a007df8 [ 50.801761] FS: 00007f6397abd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.802978] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.803845] CR2: 00007f63980234a6 CR3: 000000001751b000 CR4: 0000000000350ef0 [ 50.804987] Call Trace: [ 50.805399] [ 50.805747] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.806518] ? __create_object+0x59/0x80 [ 50.807202] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.808025] __vmalloc_noprof+0x59/0x60 [ 50.808671] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.809424] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.810228] bpf_prog_alloc+0x39/0x200 [ 50.810813] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.811663] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.812460] do_seccomp+0x349/0x25e0 [ 50.813077] ? find_held_lock+0x2b/0x80 [ 50.813698] ? do_prlimit+0x310/0x610 [ 50.814345] ? __pfx_do_seccomp+0x10/0x10 [ 50.815010] ? do_raw_spin_unlock+0x53/0x220 [ 50.815679] ? _raw_spin_unlock+0x1e/0x40 [ 50.816395] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.817230] ? static_key_count+0x60/0x80 [ 50.817865] prctl_set_seccomp+0x4e/0x70 [ 50.818541] __do_sys_prctl+0xe6c/0x1d70 [ 50.819220] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.819913] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.820768] ? irqentry_exit+0xf3/0x650 [ 50.821437] do_syscall_64+0xbf/0x430 [ 50.822056] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.822834] RIP: 0033:0x7f6397faf5cd [ 50.823454] 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 [ 50.826180] RSP: 002b:00007ffccfb9af40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.827342] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6397faf5cd [ 50.828462] RDX: 0000555b9e997e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.829548] RBP: 00007ffccfb9afa0 R08: 0000000000000000 R09: 00007ffccfb9a640 [ 50.830646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555ba4c0cad0 [ 50.831749] R13: 00007ffccfb9b3d0 R14: 0000555ba4c0dbc0 R15: 0000555ba4c1e780 [ 50.832912] [ 50.833320] irq event stamp: 1841 [ 50.833829] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 50.835141] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 50.836481] softirqs last enabled at (1376): [] handle_softirqs+0x50c/0x770 [ 50.837791] softirqs last disabled at (1319): [] __irq_exit_rcu+0xc4/0x100 [ 50.839107] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43804' (ECDSA) to the list of known hosts. 2025/11/19 02:11:35 fuzzer started 2025/11/19 02:11:35 dialing manager at localhost:34383 2025/11/19 02:11:35 checking machine... 2025/11/19 02:11:35 checking revisions... [ 51.732129] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:11:35 testing simple program... [ 51.850509] cgroup: Unknown subsys name 'net' [ 51.926895] cgroup: Unknown subsys name 'cpuset' [ 51.942197] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:11:34 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000246 RCX=0000000000000001 RDX=0000000000000000 RSI=00000000ffffffff RDI=ffff88806ce3b390 RBP=ffff88806ce3b390 RSP=ffff88800f01f470 R8 =00000000ffffffff R9 =0000000000000001 R10=0000000000000001 R11=0000000000000001 R12=ffff888014258000 R13=ffff888008c42140 R14=00000000ffffffff R15=ffffea000065fa00 RIP=ffffffff84c720b8 RFL=00000046 [---Z-P-] 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 00007f08bece3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f08bf29a618 CR3=000000001fabc000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffffffff85e1ffe0 RSP=ffff88806cf08988 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff8152926b RFL=00000206 [-----P-] 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 00007fa14fc28900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffd6452768 CR3=000000000cb87000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=164b2967da208f1800000000000ae988 XMM05=b75cccff3553004e000000000031ddb8 XMM06=91eb5d15bf136529000000000031caf0 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000