[ 39.258613] ------------[ cut here ]------------ [ 39.259550] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.261616] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.263048] Modules linked in: [ 39.263698] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.265670] Tainted: [W]=WARN [ 39.266214] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.267651] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.268552] 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 [ 39.271709] RSP: 0018:ffff888017b17bc0 EFLAGS: 00010286 [ 39.272675] RAX: 0000000000000000 RBX: ffffed1002f62f78 RCX: ffffffff813a4050 [ 39.273942] RDX: ffff888016ed5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.275197] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f62f2f [ 39.276462] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.277737] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b17df8 [ 39.279015] FS: 00007f170d44d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.280447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.281495] CR2: 00007f170d9b34a6 CR3: 000000000e459000 CR4: 0000000000350ef0 [ 39.282800] Call Trace: [ 39.283262] [ 39.283714] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.284613] ? __create_object+0x59/0x80 [ 39.285341] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.286428] __vmalloc_noprof+0x59/0x60 [ 39.287174] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.288201] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.289144] bpf_prog_alloc+0x39/0x200 [ 39.289910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.290851] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.291771] do_seccomp+0x349/0x25e0 [ 39.292478] ? find_held_lock+0x2b/0x80 [ 39.293197] ? do_prlimit+0x310/0x610 [ 39.293941] ? __pfx_do_seccomp+0x10/0x10 [ 39.294720] ? do_raw_spin_unlock+0x53/0x220 [ 39.295547] ? _raw_spin_unlock+0x1e/0x40 [ 39.296276] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.297242] ? static_key_count+0x60/0x80 [ 39.298055] prctl_set_seccomp+0x4e/0x70 [ 39.298824] __do_sys_prctl+0xe6c/0x1d70 [ 39.299616] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.300479] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.301395] ? irqentry_exit+0xf3/0x650 [ 39.302171] do_syscall_64+0xbf/0x430 [ 39.302928] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.303870] RIP: 0033:0x7f170d93f5cd [ 39.304585] 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 [ 39.307773] RSP: 002b:00007fffc78c1f60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.309137] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f170d93f5cd [ 39.310413] RDX: 000055c30a924e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.311706] RBP: 00007fffc78c1fc0 R08: 0000000000000000 R09: 00007fffc78c1660 [ 39.312974] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c30b2adad0 [ 39.314264] R13: 00007fffc78c23f0 R14: 000055c30b2aebc0 R15: 000055c30b2bf780 [ 39.315561] [ 39.315982] irq event stamp: 1779 [ 39.316627] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 39.318153] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 39.319448] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 39.320744] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 39.322014] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.518884] ------------[ cut here ]------------ [ 42.519829] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.521913] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.523405] Modules linked in: [ 42.524040] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.526120] Tainted: [W]=WARN [ 42.526723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.528203] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.529180] 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 [ 42.532478] RSP: 0018:ffff888017077bc0 EFLAGS: 00010286 [ 42.533482] RAX: 0000000000000000 RBX: ffffed1002e0ef78 RCX: ffffffff813a4050 [ 42.534815] RDX: ffff888015513780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.536104] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0ef2f [ 42.537405] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.538716] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017077df8 [ 42.539997] FS: 00007f69751a9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.541455] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.542527] CR2: 00007ffe1b9e7ef7 CR3: 000000000c577000 CR4: 0000000000350ef0 [ 42.543830] Call Trace: [ 42.544307] [ 42.544752] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.545683] ? __create_object+0x59/0x80 [ 42.546475] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.547412] __vmalloc_noprof+0x59/0x60 [ 42.548180] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.549078] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.550040] bpf_prog_alloc+0x39/0x200 [ 42.550782] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.551724] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.552632] do_seccomp+0x349/0x25e0 [ 42.553320] ? find_held_lock+0x2b/0x80 [ 42.554103] ? do_prlimit+0x310/0x610 [ 42.554839] ? __pfx_do_seccomp+0x10/0x10 [ 42.555634] ? do_raw_spin_unlock+0x53/0x220 [ 42.556469] ? _raw_spin_unlock+0x1e/0x40 [ 42.557218] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.558200] ? static_key_count+0x60/0x80 [ 42.559014] prctl_set_seccomp+0x4e/0x70 [ 42.559800] __do_sys_prctl+0xe6c/0x1d70 [ 42.560595] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.561419] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.562487] ? irqentry_exit+0xf3/0x650 [ 42.563223] do_syscall_64+0xbf/0x430 [ 42.563971] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.564941] RIP: 0033:0x7f697569b5cd [ 42.565668] 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 [ 42.568791] RSP: 002b:00007ffe1b9e5ab0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.570185] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f697569b5cd [ 42.571484] RDX: 000055dca8daae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.572788] RBP: 00007ffe1b9e5b10 R08: 0000000000000000 R09: 00007ffe1b9e51b0 [ 42.574108] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dcd42febf0 [ 42.575402] R13: 00007ffe1b9e5f40 R14: 000055dcd4308380 R15: 000055dcd4313460 [ 42.576743] [ 42.577170] irq event stamp: 1825 [ 42.577844] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 42.579415] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 42.580956] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 42.582496] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 42.583525] ---[ end trace 0000000000000000 ]--- [ 43.375038] ------------[ cut here ]------------ [ 43.376005] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.378041] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.379512] Modules linked in: [ 43.380105] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.382767] Tainted: [W]=WARN [ 43.383324] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.385059] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.385996] 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 [ 43.389155] RSP: 0018:ffff88800e52fbc0 EFLAGS: 00010286 [ 43.390142] RAX: 0000000000000000 RBX: ffffed1001ca5f78 RCX: ffffffff813a4050 [ 43.391400] RDX: ffff88800f77b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.392704] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ca5f2f [ 43.394015] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.395316] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e52fdf8 [ 43.396623] FS: 00007f5eda1ad900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.398107] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.399181] CR2: 00007fff8edf1ef7 CR3: 000000001fdb8000 CR4: 0000000000350ef0 [ 43.400473] Call Trace: [ 43.400929] [ 43.401335] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.402258] ? __create_object+0x59/0x80 [ 43.403048] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.404041] __vmalloc_noprof+0x59/0x60 [ 43.404816] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.405715] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.406656] bpf_prog_alloc+0x39/0x200 [ 43.407361] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.408290] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.409175] do_seccomp+0x349/0x25e0 [ 43.409912] ? find_held_lock+0x2b/0x80 [ 43.410672] ? do_prlimit+0x310/0x610 [ 43.411371] ? __pfx_do_seccomp+0x10/0x10 [ 43.412169] ? do_raw_spin_unlock+0x53/0x220 [ 43.413021] ? _raw_spin_unlock+0x1e/0x40 [ 43.413820] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.414806] ? static_key_count+0x60/0x80 [ 43.415625] prctl_set_seccomp+0x4e/0x70 [ 43.416369] __do_sys_prctl+0xe6c/0x1d70 [ 43.417174] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.418061] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.419034] ? irqentry_exit+0xf3/0x650 [ 43.419830] do_syscall_64+0xbf/0x430 [ 43.420593] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.421566] RIP: 0033:0x7f5eda69f5cd [ 43.422258] 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 [ 43.425463] RSP: 002b:00007fff8edefa50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.426848] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5eda69f5cd [ 43.428142] RDX: 0000564567ab0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.429446] RBP: 00007fff8edefab0 R08: 0000000000000000 R09: 00007fff8edef150 [ 43.430749] R10: 0000000000000000 R11: 0000000000000246 R12: 000056458e0beb10 [ 43.432039] R13: 00007fff8edefee0 R14: 000056458e0bf2b0 R15: 000056458e0d36f0 [ 43.433371] [ 43.433857] irq event stamp: 1841 [ 43.434522] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 43.436072] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 43.437615] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 43.438803] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 43.439836] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30845' (ECDSA) to the list of known hosts. 2025/11/17 18:39:11 fuzzer started 2025/11/17 18:39:11 dialing manager at localhost:37895 2025/11/17 18:39:11 checking machine... 2025/11/17 18:39:11 checking revisions... [ 44.265410] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:39:11 testing simple program... [ 44.331818] cgroup: Unknown subsys name 'net' [ 44.378769] cgroup: Unknown subsys name 'cpuset' [ 44.388790] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:39:10 Registers: info registers vcpu 0 RAX=0000000000038ce9 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=00000202 [-------] 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffde41b0a08 CR3=000000000d7bc000 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=39333a383120373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3933325b646873732030313a3933 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323139 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888009757738 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255da R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff888009757840 RIP=ffffffff81b2acdf 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6975760618 CR3=000000000d881000 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