[ 38.865685] ------------[ cut here ]------------ [ 38.866629] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.868646] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.870146] Modules linked in: [ 38.871030] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.873547] Tainted: [W]=WARN [ 38.874122] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.875611] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.876537] 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 [ 38.879767] RSP: 0018:ffff888018bd7bc0 EFLAGS: 00010286 [ 38.880757] RAX: 0000000000000000 RBX: ffffed100317af78 RCX: ffffffff813a4050 [ 38.882076] RDX: ffff888019b51bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.883373] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100317af2f [ 38.884683] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.886003] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018bd7df8 [ 38.887326] FS: 00007f7e661a0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.888802] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.889885] CR2: 00007ffcbcd20ef8 CR3: 000000000e3bd000 CR4: 0000000000350ef0 [ 38.891168] Call Trace: [ 38.891680] [ 38.892097] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.893010] ? __create_object+0x59/0x80 [ 38.893814] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.894806] __vmalloc_noprof+0x59/0x60 [ 38.895577] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.896468] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.897377] bpf_prog_alloc+0x39/0x200 [ 38.898156] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.899110] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.900027] do_seccomp+0x349/0x25e0 [ 38.900755] ? find_held_lock+0x2b/0x80 [ 38.901535] ? do_prlimit+0x310/0x610 [ 38.902244] ? __pfx_do_seccomp+0x10/0x10 [ 38.903043] ? do_raw_spin_unlock+0x53/0x220 [ 38.903886] ? _raw_spin_unlock+0x1e/0x40 [ 38.904670] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.905673] ? static_key_count+0x60/0x80 [ 38.906484] prctl_set_seccomp+0x4e/0x70 [ 38.907234] __do_sys_prctl+0xe6c/0x1d70 [ 38.908027] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.909085] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.910114] ? irqentry_exit+0xf3/0x650 [ 38.910897] do_syscall_64+0xbf/0x430 [ 38.911658] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.912637] RIP: 0033:0x7f7e666925cd [ 38.913307] 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 [ 38.916521] RSP: 002b:00007ffcbcd1ed50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.917919] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e666925cd [ 38.918992] RDX: 000055eac1803e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.919824] RBP: 00007ffcbcd1edb0 R08: 0000000000000000 R09: 00007ffcbcd1e450 [ 38.920647] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eac688aad0 [ 38.921477] R13: 00007ffcbcd1f1e0 R14: 000055eac688bbc0 R15: 000055eac689c780 [ 38.922284] [ 38.922587] irq event stamp: 1973 [ 38.922866] hardirqs last enabled at (1981): [] __up_console_sem+0x78/0x80 [ 38.923582] hardirqs last disabled at (2006): [] __up_console_sem+0x5d/0x80 [ 38.924262] softirqs last enabled at (2004): [] handle_softirqs+0x50c/0x770 [ 38.924978] softirqs last disabled at (1989): [] __irq_exit_rcu+0xc4/0x100 [ 38.925680] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.708121] ------------[ cut here ]------------ [ 41.709061] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.711113] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.712555] Modules linked in: [ 41.713146] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.715102] Tainted: [W]=WARN [ 41.715683] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.717143] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.718079] 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 [ 41.721267] RSP: 0018:ffff888019a4fbc0 EFLAGS: 00010286 [ 41.722239] RAX: 0000000000000000 RBX: ffffed1003349f78 RCX: ffffffff813a4050 [ 41.723520] RDX: ffff8880166f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.724816] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003349f2f [ 41.726097] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.727358] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019a4fdf8 [ 41.728644] FS: 00007fded2a95900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.730084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.731133] CR2: 00007fded2f87580 CR3: 0000000020430000 CR4: 0000000000350ef0 [ 41.732425] Call Trace: [ 41.732902] [ 41.733312] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.734209] ? __create_object+0x59/0x80 [ 41.734973] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.735944] __vmalloc_noprof+0x59/0x60 [ 41.736703] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.737572] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.738517] bpf_prog_alloc+0x39/0x200 [ 41.739204] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.740117] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.741010] do_seccomp+0x349/0x25e0 [ 41.741749] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.742648] ? __pfx_do_seccomp+0x10/0x10 [ 41.743419] ? find_held_lock+0x2b/0x80 [ 41.744137] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.745094] ? static_key_count+0x60/0x80 [ 41.745897] prctl_set_seccomp+0x4e/0x70 [ 41.746673] __do_sys_prctl+0xe6c/0x1d70 [ 41.747452] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.748270] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.749213] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.750214] ? irqentry_exit+0xf3/0x650 [ 41.750969] do_syscall_64+0xbf/0x430 [ 41.751709] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.752645] RIP: 0033:0x7fded2f875cd [ 41.753304] 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 [ 41.756453] RSP: 002b:00007ffe94b62090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.757829] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fded2f875cd [ 41.759110] RDX: 0000560b00f5ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.760404] RBP: 00007ffe94b620f0 R08: 0000000000000000 R09: 00007ffe94b61790 [ 41.761686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560b31d33bf0 [ 41.762968] R13: 00007ffe94b62520 R14: 0000560b31d3d380 R15: 0000560b31d48460 [ 41.764277] [ 41.764736] irq event stamp: 2645 [ 41.765344] hardirqs last enabled at (2653): [] __up_console_sem+0x78/0x80 [ 41.766880] hardirqs last disabled at (2664): [] __up_console_sem+0x5d/0x80 [ 41.768377] softirqs last enabled at (2420): [] handle_softirqs+0x50c/0x770 [ 41.769943] softirqs last disabled at (2415): [] __irq_exit_rcu+0xc4/0x100 [ 41.771470] ---[ end trace 0000000000000000 ]--- [ 42.581339] ------------[ cut here ]------------ [ 42.582288] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.584336] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.585838] Modules linked in: [ 42.586486] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.588477] Tainted: [W]=WARN [ 42.589197] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.590927] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.591854] 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 [ 42.595050] RSP: 0018:ffff888016677bc0 EFLAGS: 00010286 [ 42.596049] RAX: 0000000000000000 RBX: ffffed1002ccef78 RCX: ffffffff813a4050 [ 42.597686] RDX: ffff888016770000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.599079] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ccef2f [ 42.600374] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.601713] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016677df8 [ 42.603000] FS: 00007f7237886900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.604452] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.605537] CR2: 00007f7237d78580 CR3: 000000002056f000 CR4: 0000000000350ef0 [ 42.606872] Call Trace: [ 42.607351] [ 42.607815] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.608725] ? __create_object+0x59/0x80 [ 42.609529] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.610533] __vmalloc_noprof+0x59/0x60 [ 42.611259] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.612149] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.613099] bpf_prog_alloc+0x39/0x200 [ 42.613863] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.614811] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.615729] do_seccomp+0x349/0x25e0 [ 42.616461] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.617330] ? __pfx_do_seccomp+0x10/0x10 [ 42.618145] ? find_held_lock+0x2b/0x80 [ 42.618910] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.619892] ? static_key_count+0x60/0x80 [ 42.620710] prctl_set_seccomp+0x4e/0x70 [ 42.621501] __do_sys_prctl+0xe6c/0x1d70 [ 42.622263] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.623140] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.624128] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.625116] ? irqentry_exit+0xf3/0x650 [ 42.625912] do_syscall_64+0xbf/0x430 [ 42.626663] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.627636] RIP: 0033:0x7f7237d785cd [ 42.628305] 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 [ 42.631533] RSP: 002b:00007ffda9558e00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.632926] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7237d785cd [ 42.634240] RDX: 0000564c6bdffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.635558] RBP: 00007ffda9558e60 R08: 0000000000000000 R09: 00007ffda9558500 [ 42.636867] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c9dd272b0 [ 42.638194] R13: 00007ffda9559290 R14: 0000564c9dd29d20 R15: 0000564c9dd3b8d0 [ 42.639516] [ 42.639947] irq event stamp: 2963 [ 42.640607] hardirqs last enabled at (2973): [] __up_console_sem+0x78/0x80 [ 42.642167] hardirqs last disabled at (2982): [] __up_console_sem+0x5d/0x80 [ 42.643718] softirqs last enabled at (2942): [] handle_softirqs+0x50c/0x770 [ 42.645300] softirqs last disabled at (2935): [] __irq_exit_rcu+0xc4/0x100 [ 42.646854] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7780' (ECDSA) to the list of known hosts. 2025/11/18 01:00:01 fuzzer started 2025/11/18 01:00:01 dialing manager at localhost:37895 2025/11/18 01:00:01 checking machine... 2025/11/18 01:00:01 checking revisions... [ 43.546888] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:00:01 testing simple program... [ 43.630324] cgroup: Unknown subsys name 'net' [ 43.696958] cgroup: Unknown subsys name 'cpuset' [ 43.711148] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:00:00 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888016b7d340 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888016b7dd98 RSP=ffff888009a677c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526ff1 RFL=00000817 [-O--APC] 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 00007fded2a95900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fded304a650 CR3=000000000b7de000 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=2030303a30303a313020383120766f4e XMM01=657463656e6e6f63736944203a5d3933 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3933325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030303a30303a3130203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=4b952e4da9267483 RDX=0000000000000001 RSI=000000005e406224 RDI=ffff88806cf31cd0 RBP=ffff88801647f9e8 RSP=ffff88801647f920 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88801647f9f0 R13=ffff88801647f9d8 R14=ffff88801647f9d1 R15=ffff88801647f990 RIP=ffffffff8135e54c RFL=00000297 [--S-APC] 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 00007f9ada793900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000560b31d71738 CR3=0000000016db7000 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=c5f8fa050be2678600000000000ae988 XMM05=f3dc75d864ea150a0000000000321cd0 XMM06=07c8bb74b6c04a440000000000320b30 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000