[ 39.317765] ------------[ cut here ]------------ [ 39.318506] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.320260] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.321698] Modules linked in: [ 39.322216] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.323944] Tainted: [W]=WARN [ 39.324420] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.325657] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.326398] 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 [ 39.329074] RSP: 0018:ffff888017ab7bc0 EFLAGS: 00010286 [ 39.329908] RAX: 0000000000000000 RBX: ffffed1002f56f78 RCX: ffffffff813a4050 [ 39.331015] RDX: ffff8880154e9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.332112] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f56f2f [ 39.333209] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.334318] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017ab7df8 [ 39.335399] FS: 00007f48b0c4c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.336616] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.337468] CR2: 00007fff9e76aef8 CR3: 0000000016843000 CR4: 0000000000350ef0 [ 39.338560] Call Trace: [ 39.338945] [ 39.339297] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.340057] ? __create_object+0x59/0x80 [ 39.340744] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.341570] __vmalloc_noprof+0x59/0x60 [ 39.342162] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.342914] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.343734] bpf_prog_alloc+0x39/0x200 [ 39.344336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.345116] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.345885] do_seccomp+0x349/0x25e0 [ 39.346477] ? find_held_lock+0x2b/0x80 [ 39.347121] ? do_prlimit+0x310/0x610 [ 39.347774] ? __pfx_do_seccomp+0x10/0x10 [ 39.348403] ? do_raw_spin_unlock+0x53/0x220 [ 39.349095] ? _raw_spin_unlock+0x1e/0x40 [ 39.349772] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.350609] ? static_key_count+0x60/0x80 [ 39.351248] prctl_set_seccomp+0x4e/0x70 [ 39.351903] __do_sys_prctl+0xe6c/0x1d70 [ 39.352564] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.353251] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.354066] ? irqentry_exit+0xf3/0x650 [ 39.354735] do_syscall_64+0xbf/0x430 [ 39.355330] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.356159] RIP: 0033:0x7f48b113e5cd [ 39.356762] 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 [ 39.359444] RSP: 002b:00007fff9e769910 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.360624] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f48b113e5cd [ 39.361704] RDX: 000055da0dea6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.362800] RBP: 00007fff9e769970 R08: 0000000000000000 R09: 00007fff9e769010 [ 39.363906] R10: 0000000000000000 R11: 0000000000000246 R12: 000055da48b63ad0 [ 39.364991] R13: 00007fff9e769da0 R14: 000055da48b64bc0 R15: 000055da48b75780 [ 39.366117] [ 39.366498] irq event stamp: 1907 [ 39.367047] hardirqs last enabled at (1917): [] __up_console_sem+0x78/0x80 [ 39.368601] hardirqs last disabled at (1926): [] __up_console_sem+0x5d/0x80 [ 39.370122] softirqs last enabled at (1896): [] handle_softirqs+0x50c/0x770 [ 39.371709] softirqs last disabled at (1891): [] __irq_exit_rcu+0xc4/0x100 [ 39.373156] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.119906] ------------[ cut here ]------------ [ 42.120851] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.122879] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.124404] Modules linked in: [ 42.125055] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.127034] Tainted: [W]=WARN [ 42.127665] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.129144] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.130053] 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 [ 42.133364] RSP: 0018:ffff8880156dfbc0 EFLAGS: 00010286 [ 42.134143] RAX: 0000000000000000 RBX: ffffed1002adbf78 RCX: ffffffff813a4050 [ 42.135161] RDX: ffff8880158fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.136143] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002adbf2f [ 42.136963] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.137765] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880156dfdf8 [ 42.138571] FS: 00007f775d78f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.139429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.140110] CR2: 00007ffc02d9eef8 CR3: 000000000e49d000 CR4: 0000000000350ef0 [ 42.140925] Call Trace: [ 42.141218] [ 42.141476] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.142039] ? __create_object+0x59/0x80 [ 42.142506] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.143122] __vmalloc_noprof+0x59/0x60 [ 42.143600] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.144127] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.144715] bpf_prog_alloc+0x39/0x200 [ 42.145151] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.145740] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.146282] do_seccomp+0x349/0x25e0 [ 42.146747] ? find_held_lock+0x2b/0x80 [ 42.147202] ? do_prlimit+0x310/0x610 [ 42.147687] ? __pfx_do_seccomp+0x10/0x10 [ 42.148154] ? do_raw_spin_unlock+0x53/0x220 [ 42.148682] ? _raw_spin_unlock+0x1e/0x40 [ 42.149147] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.149759] ? static_key_count+0x60/0x80 [ 42.150233] prctl_set_seccomp+0x4e/0x70 [ 42.150729] __do_sys_prctl+0xe6c/0x1d70 [ 42.151195] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.151741] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.152326] ? irqentry_exit+0xf3/0x650 [ 42.152821] do_syscall_64+0xbf/0x430 [ 42.153260] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.153863] RIP: 0033:0x7f775dc815cd [ 42.154275] 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 [ 42.156242] RSP: 002b:00007ffc02d9d830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.157122] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f775dc815cd [ 42.157924] RDX: 000055d1e9738e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.158716] RBP: 00007ffc02d9d890 R08: 0000000000000000 R09: 00007ffc02d9cf30 [ 42.159483] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1ea8c4ad0 [ 42.160175] R13: 00007ffc02d9dcc0 R14: 000055d1ea8c5bc0 R15: 000055d1ea8d6780 [ 42.160793] [ 42.160996] irq event stamp: 1763 [ 42.161283] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.162005] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.162729] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 42.163444] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.164473] ---[ end trace 0000000000000000 ]--- [ 43.008640] ------------[ cut here ]------------ [ 43.009292] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.010903] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.012106] Modules linked in: [ 43.012740] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.014418] Tainted: [W]=WARN [ 43.014935] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.016059] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.016719] 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 [ 43.019016] RSP: 0018:ffff888016c4fbc0 EFLAGS: 00010286 [ 43.019742] RAX: 0000000000000000 RBX: ffffed1002d89f78 RCX: ffffffff813a4050 [ 43.020663] RDX: ffff888016539bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.021588] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d89f2f [ 43.022495] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.023413] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c4fdf8 [ 43.024359] FS: 00007f4195416900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.025405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.026715] CR2: 00007f4195908580 CR3: 000000000d12f000 CR4: 0000000000350ef0 [ 43.027787] Call Trace: [ 43.028151] [ 43.028453] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.029105] ? __create_object+0x59/0x80 [ 43.029681] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.030357] __vmalloc_noprof+0x59/0x60 [ 43.030904] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.031507] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.032215] bpf_prog_alloc+0x39/0x200 [ 43.032753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.033400] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.034048] do_seccomp+0x349/0x25e0 [ 43.034562] ? finish_task_switch.isra.0+0x294/0x840 [ 43.035216] ? __pfx_do_seccomp+0x10/0x10 [ 43.035810] ? __schedule+0xf2c/0x3d40 [ 43.036324] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.037151] ? static_key_count+0x60/0x80 [ 43.037723] prctl_set_seccomp+0x4e/0x70 [ 43.038247] __do_sys_prctl+0xe6c/0x1d70 [ 43.038802] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.039385] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.040099] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.040789] ? irqentry_exit+0xf3/0x650 [ 43.041303] do_syscall_64+0xbf/0x430 [ 43.041821] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.042467] RIP: 0033:0x7f41959085cd [ 43.042956] 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 [ 43.045262] RSP: 002b:00007ffd88c442d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.046242] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f41959085cd [ 43.047166] RDX: 0000557d8bb88e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.048105] RBP: 00007ffd88c44330 R08: 0000000000000000 R09: 00007ffd88c439d0 [ 43.049023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557d9966ead0 [ 43.049952] R13: 00007ffd88c44760 R14: 0000557d9966fbc0 R15: 0000557d99680780 [ 43.050882] [ 43.051190] irq event stamp: 1923 [ 43.051666] hardirqs last enabled at (1933): [] __up_console_sem+0x78/0x80 [ 43.052776] hardirqs last disabled at (1942): [] __up_console_sem+0x5d/0x80 [ 43.053868] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 43.054977] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 43.056103] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47709' (ECDSA) to the list of known hosts. 2025/11/18 03:11:03 fuzzer started 2025/11/18 03:11:03 dialing manager at localhost:37895 2025/11/18 03:11:03 checking machine... 2025/11/18 03:11:03 checking revisions... [ 44.017932] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:11:04 testing simple program... [ 44.110310] cgroup: Unknown subsys name 'net' [ 44.189019] cgroup: Unknown subsys name 'cpuset' [ 44.207396] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:11:02 Registers: info registers vcpu 0 RAX=000000000000000a RBX=ffff8880154ec228 RCX=ffff88806ce089c4 RDX=0000000000000003 RSI=ffffffff85e1ffe0 RDI=ffff8880154ec228 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08970 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000023c59 R12=ffff8880154ec228 R13=ffff88806ce089c4 R14=0000000000000003 R15=0000000000000003 RIP=ffffffff84c71f8a 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 00007f79a86f6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc02d97000 CR3=000000000d986000 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=733a4077d9b6228ad2423f5828427fc1 XMM02=0000000000301a10d59e07bde36eea69 XMM03=0000000000301b58ec2efd57dc4c00df XMM04=584a8d635caab40600000000000ae988 XMM05=e3fc5dd1ec32c8020000000000321430 XMM06=a00b115b47c862f000000000003201d0 XMM07=fb795ef6d6577056000000000030f820 XMM08=2c67c8bc2e329bc30000000000301b58 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86ab82be RBX=0000000000000001 RCX=ffffffff81b2a0b3 RDX=0000000000000000 RSI=ffffffff86ab8282 RDI=ffffffff86725ae0 RBP=ffff88801772f4e0 RSP=ffff88801772f410 R8 =ffffffff86ab8282 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb R12=ffff88801772f4e8 R13=ffff88801772f4d0 R14=ffff88801772f4c9 R15=ffff88801772f488 RIP=ffffffff8135daf1 RFL=00000282 [--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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f30b637f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd02da3ca8 CR3=000000000de66000 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=31313a333020383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732032303a3131 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383336 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000