[ 39.441409] ------------[ cut here ]------------ [ 39.442383] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.444451] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.445909] Modules linked in: [ 39.446553] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.448780] Tainted: [W]=WARN [ 39.449547] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.451070] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.452009] 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 [ 39.455249] RSP: 0018:ffff88800ee87bc0 EFLAGS: 00010286 [ 39.456239] RAX: 0000000000000000 RBX: ffffed1001dd0f78 RCX: ffffffff813a4050 [ 39.457541] RDX: ffff888019585340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.458862] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dd0f2f [ 39.460167] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.461489] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ee87df8 [ 39.462789] FS: 00007fef54e5e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.464248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.465332] CR2: 00007ffc8d9b4ef7 CR3: 000000000d6f0000 CR4: 0000000000350ef0 [ 39.466624] Call Trace: [ 39.467092] [ 39.467553] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.468463] ? __create_object+0x59/0x80 [ 39.469272] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.470262] __vmalloc_noprof+0x59/0x60 [ 39.470991] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.471870] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.472818] bpf_prog_alloc+0x39/0x200 [ 39.473550] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.474512] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.475431] do_seccomp+0x349/0x25e0 [ 39.476106] ? find_held_lock+0x2b/0x80 [ 39.476864] ? do_prlimit+0x310/0x610 [ 39.477611] ? __pfx_do_seccomp+0x10/0x10 [ 39.478410] ? do_raw_spin_unlock+0x53/0x220 [ 39.479264] ? _raw_spin_unlock+0x1e/0x40 [ 39.480002] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.480988] ? static_key_count+0x60/0x80 [ 39.481810] prctl_set_seccomp+0x4e/0x70 [ 39.482589] __do_sys_prctl+0xe6c/0x1d70 [ 39.483407] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.484281] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.485263] ? irqentry_exit+0xf3/0x650 [ 39.485986] do_syscall_64+0xbf/0x430 [ 39.486736] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.487709] RIP: 0033:0x7fef553505cd [ 39.488426] 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 [ 39.491648] RSP: 002b:00007ffc8d9b2fb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.493056] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fef553505cd [ 39.494373] RDX: 000055fd990eae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.495709] RBP: 00007ffc8d9b3010 R08: 0000000000000000 R09: 00007ffc8d9b26b0 [ 39.497031] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fdd2352ad0 [ 39.498345] R13: 00007ffc8d9b3440 R14: 000055fdd2353bc0 R15: 000055fdd2364780 [ 39.499619] [ 39.499959] irq event stamp: 1939 [ 39.500486] hardirqs last enabled at (1949): [] __up_console_sem+0x78/0x80 [ 39.501714] hardirqs last disabled at (1958): [] __up_console_sem+0x5d/0x80 [ 39.502951] softirqs last enabled at (1898): [] handle_softirqs+0x50c/0x770 [ 39.504204] softirqs last disabled at (1893): [] __irq_exit_rcu+0xc4/0x100 [ 39.505421] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.799072] ------------[ cut here ]------------ [ 42.800010] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.802047] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.803493] Modules linked in: [ 42.804072] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.806279] Tainted: [W]=WARN [ 42.806836] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.808346] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.809258] 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 [ 42.812367] RSP: 0018:ffff888019fa7bc0 EFLAGS: 00010286 [ 42.813328] RAX: 0000000000000000 RBX: ffffed10033f4f78 RCX: ffffffff813a4050 [ 42.814588] RDX: ffff888015a01bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.815853] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033f4f2f [ 42.817110] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.818362] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019fa7df8 [ 42.819647] FS: 00007f1935967900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.821055] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.822159] CR2: 00007ffd49ffdef7 CR3: 000000000d90f000 CR4: 0000000000350ef0 [ 42.823471] Call Trace: [ 42.823923] [ 42.824379] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.825254] ? __create_object+0x59/0x80 [ 42.825975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.826939] __vmalloc_noprof+0x59/0x60 [ 42.827672] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.828543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.829473] bpf_prog_alloc+0x39/0x200 [ 42.830156] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.831090] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.831986] do_seccomp+0x349/0x25e0 [ 42.832707] ? find_held_lock+0x2b/0x80 [ 42.833463] ? do_prlimit+0x310/0x610 [ 42.834155] ? __pfx_do_seccomp+0x10/0x10 [ 42.834953] ? do_raw_spin_unlock+0x53/0x220 [ 42.835767] ? _raw_spin_unlock+0x1e/0x40 [ 42.836530] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.837489] ? static_key_count+0x60/0x80 [ 42.838285] prctl_set_seccomp+0x4e/0x70 [ 42.839016] __do_sys_prctl+0xe6c/0x1d70 [ 42.839787] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.840647] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.841609] ? irqentry_exit+0xf3/0x650 [ 42.842395] do_syscall_64+0xbf/0x430 [ 42.843101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.844047] RIP: 0033:0x7f1935e595cd [ 42.844728] 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 [ 42.847870] RSP: 002b:00007ffd49ffc470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.849238] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1935e595cd [ 42.850507] RDX: 000055973f4a2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.851791] RBP: 00007ffd49ffc4d0 R08: 0000000000000000 R09: 00007ffd49ffbb70 [ 42.853048] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559759543ad0 [ 42.854304] R13: 00007ffd49ffc900 R14: 0000559759544bc0 R15: 0000559759555780 [ 42.855588] [ 42.856005] irq event stamp: 1797 [ 42.856648] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 42.858144] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 42.859685] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 42.861335] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 42.863218] ---[ end trace 0000000000000000 ]--- [ 43.662596] ------------[ cut here ]------------ [ 43.663389] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.665079] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.666477] Modules linked in: [ 43.667128] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.669290] Tainted: [W]=WARN [ 43.669764] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.671072] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.671831] 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 [ 43.674596] RSP: 0018:ffff888019fa7bc0 EFLAGS: 00010286 [ 43.675434] RAX: 0000000000000000 RBX: ffffed10033f4f78 RCX: ffffffff813a4050 [ 43.676498] RDX: ffff8880157c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.677562] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033f4f2f [ 43.678615] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.679680] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019fa7df8 [ 43.680747] FS: 00007f13a5838900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.681946] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.682859] CR2: 00007ffc9f671ef7 CR3: 000000000b719000 CR4: 0000000000350ef0 [ 43.683931] Call Trace: [ 43.684357] [ 43.684703] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.685458] ? __create_object+0x59/0x80 [ 43.686072] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.686894] __vmalloc_noprof+0x59/0x60 [ 43.687526] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.688249] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.689039] bpf_prog_alloc+0x39/0x200 [ 43.689672] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.690488] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.691284] do_seccomp+0x349/0x25e0 [ 43.691868] ? find_held_lock+0x2b/0x80 [ 43.692535] ? do_prlimit+0x310/0x610 [ 43.693170] ? __pfx_do_seccomp+0x10/0x10 [ 43.693867] ? do_raw_spin_unlock+0x53/0x220 [ 43.694612] ? _raw_spin_unlock+0x1e/0x40 [ 43.695289] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.696113] ? static_key_count+0x60/0x80 [ 43.696792] prctl_set_seccomp+0x4e/0x70 [ 43.697475] __do_sys_prctl+0xe6c/0x1d70 [ 43.698085] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.698806] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.699582] ? irqentry_exit+0xf3/0x650 [ 43.700218] do_syscall_64+0xbf/0x430 [ 43.700805] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.701597] RIP: 0033:0x7f13a5d2a5cd [ 43.702152] 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 [ 43.704810] RSP: 002b:00007ffc9f6706d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.705951] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f13a5d2a5cd [ 43.707025] RDX: 00005618971a9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.708086] RBP: 00007ffc9f670730 R08: 0000000000000000 R09: 00007ffc9f66fdd0 [ 43.709143] R10: 0000000000000000 R11: 0000000000000246 R12: 000056189ee1c2b0 [ 43.710221] R13: 00007ffc9f670b60 R14: 000056189ee1ed20 R15: 000056189ee308d0 [ 43.711319] [ 43.711673] irq event stamp: 1777 [ 43.712172] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 43.713467] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 43.714771] softirqs last enabled at (1810): [] handle_softirqs+0x50c/0x770 [ 43.716253] softirqs last disabled at (1805): [] __irq_exit_rcu+0xc4/0x100 [ 43.717718] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:10017' (ECDSA) to the list of known hosts. 2025/11/17 11:04:32 fuzzer started 2025/11/17 11:04:32 dialing manager at localhost:37895 2025/11/17 11:04:32 checking machine... 2025/11/17 11:04:32 checking revisions... [ 44.735556] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:04:32 testing simple program... [ 44.844364] cgroup: Unknown subsys name 'net' [ 44.903164] cgroup: Unknown subsys name 'cpuset' [ 44.915716] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:04:31 Registers: info registers vcpu 0 RAX=ffff88801934f968 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff88801934b8e8 RSI=0000000000000000 RDI=ffff888019355f50 RBP=ffff888019355f50 RSP=ffff88806ce08da8 R8 =0000000000000001 R9 =ffffed100d9c11a6 R10=0000000000000003 R11=0000000000000001 R12=ffff88800dd679a8 R13=0000000000000246 R14=ffff888019355f50 R15=ffff888009472140 RIP=ffffffff81b61984 RFL=00000082 [--S----] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f1935967900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1935f1e618 CR3=000000001f7c3000 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=000000000001cb09 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000559759540218 CR3=000000000b717000 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=02368584adfac08fe749ba6dcaf2c2f7 XMM02=ec2efd57dc4c00df0000000000304aa8 XMM03=b1660986ae5455c90000000000304b78 XMM04=25c7f4f0d79c0a3800000000000ae988 XMM05=d96330e2d2db86320000000000320af8 XMM06=474038aa6c007e1f0000000000320980 XMM07=e042d86d42eb936e000000000030fa68 XMM08=b1660986ae5455c90000000000304b78 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000