[ 38.989537] ------------[ cut here ]------------ [ 38.990501] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.992589] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.994107] Modules linked in: [ 38.994845] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.996870] Tainted: [W]=WARN [ 38.997481] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.999013] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.999954] 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 [ 39.003199] RSP: 0018:ffff88801a63fbc0 EFLAGS: 00010286 [ 39.004220] RAX: 0000000000000000 RBX: ffffed10034c7f78 RCX: ffffffff813a4050 [ 39.005523] RDX: ffff888016320000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.006865] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c7f2f [ 39.008184] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.009495] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a63fdf8 [ 39.010866] FS: 00007f3dcbc74900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.012336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.013447] CR2: 00007f3dcc166580 CR3: 000000000d927000 CR4: 0000000000350ef0 [ 39.014827] Call Trace: [ 39.015311] [ 39.015783] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.016733] ? __create_object+0x59/0x80 [ 39.017554] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.018582] __vmalloc_noprof+0x59/0x60 [ 39.019350] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.020319] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.021312] bpf_prog_alloc+0x39/0x200 [ 39.022101] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.023096] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.024089] do_seccomp+0x349/0x25e0 [ 39.024837] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.025761] ? __pfx_do_seccomp+0x10/0x10 [ 39.026559] ? find_held_lock+0x2b/0x80 [ 39.027280] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.028232] ? static_key_count+0x60/0x80 [ 39.029030] prctl_set_seccomp+0x4e/0x70 [ 39.029806] __do_sys_prctl+0xe6c/0x1d70 [ 39.030587] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.031412] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.032376] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.033341] ? irqentry_exit+0xf3/0x650 [ 39.034105] do_syscall_64+0xbf/0x430 [ 39.034847] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.035802] RIP: 0033:0x7f3dcc1665cd [ 39.036504] 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 [ 39.039655] RSP: 002b:00007fff057e6980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.041005] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3dcc1665cd [ 39.042289] RDX: 000055b179237e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.043585] RBP: 00007fff057e69e0 R08: 0000000000000000 R09: 00007fff057e6080 [ 39.044856] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b19c5882b0 [ 39.046123] R13: 00007fff057e6e10 R14: 000055b19c58ad20 R15: 000055b19c59c8d0 [ 39.047360] [ 39.047748] irq event stamp: 1793 [ 39.048255] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 39.049824] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 39.051105] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 39.052380] softirqs last disabled at (1809): [] __irq_exit_rcu+0xc4/0x100 [ 39.053742] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.363595] ------------[ cut here ]------------ [ 41.364357] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.366149] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.367446] Modules linked in: [ 41.367965] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.369917] Tainted: [W]=WARN [ 41.370404] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.372039] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.373033] 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 [ 41.376074] RSP: 0018:ffff888019b5fbc0 EFLAGS: 00010286 [ 41.377170] RAX: 0000000000000000 RBX: ffffed100336bf78 RCX: ffffffff813a4050 [ 41.378514] RDX: ffff888018713780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.379685] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100336bf2f [ 41.380803] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.381931] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b5fdf8 [ 41.383068] FS: 00007f166ef70900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.384333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.385263] CR2: 00007ffdb2b74ef8 CR3: 000000000c9eb000 CR4: 0000000000350ef0 [ 41.386402] Call Trace: [ 41.386845] [ 41.387202] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.387991] ? __create_object+0x59/0x80 [ 41.388671] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.389518] __vmalloc_noprof+0x59/0x60 [ 41.390148] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.390924] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.391748] bpf_prog_alloc+0x39/0x200 [ 41.392355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.393166] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.393950] do_seccomp+0x349/0x25e0 [ 41.394569] ? find_held_lock+0x2b/0x80 [ 41.395206] ? do_prlimit+0x310/0x610 [ 41.395854] ? __pfx_do_seccomp+0x10/0x10 [ 41.396538] ? do_raw_spin_unlock+0x53/0x220 [ 41.397234] ? _raw_spin_unlock+0x1e/0x40 [ 41.397917] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.398773] ? static_key_count+0x60/0x80 [ 41.399476] prctl_set_seccomp+0x4e/0x70 [ 41.400118] __do_sys_prctl+0xe6c/0x1d70 [ 41.400802] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.401547] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.402361] ? irqentry_exit+0xf3/0x650 [ 41.403037] do_syscall_64+0xbf/0x430 [ 41.403679] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.404506] RIP: 0033:0x7f166f4625cd [ 41.405087] 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 [ 41.407915] RSP: 002b:00007ffdb2b734a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.409114] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f166f4625cd [ 41.410239] RDX: 0000560d50435e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.411379] RBP: 00007ffdb2b73500 R08: 0000000000000000 R09: 00007ffdb2b72ba0 [ 41.412507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560d7a46ead0 [ 41.413634] R13: 00007ffdb2b73930 R14: 0000560d7a46fbc0 R15: 0000560d7a480780 [ 41.414785] [ 41.415156] irq event stamp: 2159 [ 41.415723] hardirqs last enabled at (2175): [] __up_console_sem+0x78/0x80 [ 41.417067] hardirqs last disabled at (2184): [] __up_console_sem+0x5d/0x80 [ 41.418455] softirqs last enabled at (2206): [] handle_softirqs+0x50c/0x770 [ 41.419828] softirqs last disabled at (2193): [] __irq_exit_rcu+0xc4/0x100 [ 41.421158] ---[ end trace 0000000000000000 ]--- [ 42.044257] ------------[ cut here ]------------ [ 42.044883] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.046185] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.047117] Modules linked in: [ 42.047523] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.048802] Tainted: [W]=WARN [ 42.049162] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.050105] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.050698] 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 [ 42.052720] RSP: 0018:ffff8880173afbc0 EFLAGS: 00010286 [ 42.053319] RAX: 0000000000000000 RBX: ffffed1002e75f78 RCX: ffffffff813a4050 [ 42.054144] RDX: ffff888014930000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.054963] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e75f2f [ 42.056126] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.056944] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173afdf8 [ 42.057770] FS: 00007f15c757f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.058697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.059348] CR2: 00007ffebe076ef8 CR3: 0000000020a00000 CR4: 0000000000350ef0 [ 42.060166] Call Trace: [ 42.060481] [ 42.060744] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.061286] ? __create_object+0x59/0x80 [ 42.061781] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.062372] __vmalloc_noprof+0x59/0x60 [ 42.062864] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.063396] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.063995] bpf_prog_alloc+0x39/0x200 [ 42.064466] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.065029] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.065612] do_seccomp+0x349/0x25e0 [ 42.066046] ? find_held_lock+0x2b/0x80 [ 42.066534] ? do_prlimit+0x310/0x610 [ 42.066999] ? __pfx_do_seccomp+0x10/0x10 [ 42.067498] ? do_raw_spin_unlock+0x53/0x220 [ 42.068003] ? _raw_spin_unlock+0x1e/0x40 [ 42.068500] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.069091] ? static_key_count+0x60/0x80 [ 42.069600] prctl_set_seccomp+0x4e/0x70 [ 42.070064] __do_sys_prctl+0xe6c/0x1d70 [ 42.070560] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.071093] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.071700] ? irqentry_exit+0xf3/0x650 [ 42.072161] do_syscall_64+0xbf/0x430 [ 42.072636] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.073216] RIP: 0033:0x7f15c7a715cd [ 42.073667] 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 [ 42.075709] RSP: 002b:00007ffebe0743c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.076585] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15c7a715cd [ 42.077372] RDX: 00005648334e1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.078185] RBP: 00007ffebe074420 R08: 0000000000000000 R09: 00007ffebe073ac0 [ 42.079007] R10: 0000000000000000 R11: 0000000000000246 R12: 000056483e61b2b0 [ 42.079827] R13: 00007ffebe074850 R14: 000056483e61dd20 R15: 000056483e62f8d0 [ 42.080658] [ 42.080929] irq event stamp: 1731 [ 42.081312] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.082279] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 42.083259] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 42.084239] softirqs last disabled at (1649): [] __irq_exit_rcu+0xc4/0x100 [ 42.085202] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48807' (ECDSA) to the list of known hosts. 2025/11/18 04:01:06 fuzzer started 2025/11/18 04:01:06 dialing manager at localhost:37895 2025/11/18 04:01:06 checking machine... 2025/11/18 04:01:06 checking revisions... [ 43.088077] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:01:06 testing simple program... [ 43.175122] cgroup: Unknown subsys name 'net' [ 43.239571] cgroup: Unknown subsys name 'cpuset' [ 43.253314] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:01:06 Registers: info registers vcpu 0 RAX=000000000003c49f RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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=00007f37f22dd040 CR3=000000000df8b000 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=1bfc5ce0f986c2b89443c92a9281e904 XMM02=0000000000303b00eff9b2d0a8fce9cb XMM03=0000000000303bd02c67c8bc2e329bc3 XMM04=c13b95df6ab3d55200000000000ae988 XMM05=07c8bb74b6c04a4400000000003203c8 XMM06=c953a6f59e83d4df000000000031a0b0 XMM07=e042d86d42eb936e0000000000310ab0 XMM08=20069c1105ec878b0000000000303bd0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000007 RBX=ffff888016325340 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88801632573c RBP=ffff888016325340 RSP=ffff88806cf089d0 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=0000000000023cd8 R12=ffff888016325340 R13=ffff88806cf08ab8 R14=ffff888016cffd50 R15=ffff88806cf08a70 RIP=ffffffff815d2a87 RFL=00000202 [-------] 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 00007f166ef70900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f166f33c328 CR3=000000000b78a000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000