[ 46.221084] ------------[ cut here ]------------ [ 46.222322] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.224362] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.225888] Modules linked in: [ 46.226533] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.228552] Tainted: [W]=WARN [ 46.229136] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.230642] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.231562] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.234832] RSP: 0018:ffff88800b93fbc0 EFLAGS: 00010286 [ 46.235839] RAX: 0000000000000000 RBX: ffffed1001727f78 RCX: ffffffff813a4050 [ 46.237176] RDX: ffff88801755b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.238480] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001727f2f [ 46.239798] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.241145] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b93fdf8 [ 46.242455] FS: 00007fd89ad52900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.243929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.245032] CR2: 00007fd89b244580 CR3: 000000000de14000 CR4: 0000000000350ef0 [ 46.246357] Call Trace: [ 46.246865] [ 46.247284] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.248214] ? __create_object+0x59/0x80 [ 46.249030] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.250027] __vmalloc_noprof+0x59/0x60 [ 46.250797] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.251686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.252643] bpf_prog_alloc+0x39/0x200 [ 46.253367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.254322] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.255243] do_seccomp+0x349/0x25e0 [ 46.255983] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.256906] ? __pfx_do_seccomp+0x10/0x10 [ 46.257741] ? find_held_lock+0x2b/0x80 [ 46.258471] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.259455] ? static_key_count+0x60/0x80 [ 46.260286] prctl_set_seccomp+0x4e/0x70 [ 46.261102] __do_sys_prctl+0xe6c/0x1d70 [ 46.261917] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.262791] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.263780] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.264785] ? irqentry_exit+0xf3/0x650 [ 46.265597] do_syscall_64+0xbf/0x430 [ 46.266307] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.267277] RIP: 0033:0x7fd89b2445cd [ 46.268005] 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 [ 46.271256] RSP: 002b:00007ffd09ed9d40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.272667] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd89b2445cd [ 46.274003] RDX: 0000557f2c149e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.275309] RBP: 00007ffd09ed9da0 R08: 0000000000000000 R09: 00007ffd09ed9440 [ 46.276636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557f60123240 [ 46.277968] R13: 00007ffd09eda1d0 R14: 0000557f6012c380 R15: 0000557f60137540 [ 46.279302] [ 46.279778] irq event stamp: 1811 [ 46.280409] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 46.281989] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 46.283541] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 46.285151] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 46.286695] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.404231] ------------[ cut here ]------------ [ 49.405183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.407189] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.408923] Modules linked in: [ 49.409634] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.411624] Tainted: [W]=WARN [ 49.412200] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.413696] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.414616] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.417818] RSP: 0018:ffff88800f18fbc0 EFLAGS: 00010286 [ 49.418799] RAX: 0000000000000000 RBX: ffffed1001e31f78 RCX: ffffffff813a4050 [ 49.420091] RDX: ffff88801845b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.421368] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e31f2f [ 49.422668] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.423960] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f18fdf8 [ 49.425259] FS: 00007f6ee6c6c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.426702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.427756] CR2: 00007ffd53901ef7 CR3: 00000000201cb000 CR4: 0000000000350ef0 [ 49.429062] Call Trace: [ 49.429573] [ 49.429981] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.430870] ? __create_object+0x59/0x80 [ 49.431654] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.432651] __vmalloc_noprof+0x59/0x60 [ 49.433363] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.434235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.435183] bpf_prog_alloc+0x39/0x200 [ 49.435931] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.436857] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.437762] do_seccomp+0x349/0x25e0 [ 49.438436] ? find_held_lock+0x2b/0x80 [ 49.439194] ? do_prlimit+0x310/0x610 [ 49.439947] ? __pfx_do_seccomp+0x10/0x10 [ 49.440741] ? do_raw_spin_unlock+0x53/0x220 [ 49.441578] ? _raw_spin_unlock+0x1e/0x40 [ 49.442313] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.443281] ? static_key_count+0x60/0x80 [ 49.444105] prctl_set_seccomp+0x4e/0x70 [ 49.444894] __do_sys_prctl+0xe6c/0x1d70 [ 49.445673] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.446488] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.447462] ? irqentry_exit+0xf3/0x650 [ 49.448246] do_syscall_64+0xbf/0x430 [ 49.448980] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.449942] RIP: 0033:0x7f6ee715e5cd [ 49.450643] 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 [ 49.453812] RSP: 002b:00007ffd539004e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.455181] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ee715e5cd [ 49.456466] RDX: 000055e0ac43ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.457778] RBP: 00007ffd53900540 R08: 0000000000000000 R09: 00007ffd538ffbe0 [ 49.459060] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e0ce7b8ad0 [ 49.460373] R13: 00007ffd53900970 R14: 000055e0ce7b9bc0 R15: 000055e0ce7ca780 [ 49.461665] [ 49.462088] irq event stamp: 1801 [ 49.462732] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 49.464274] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 49.465799] softirqs last enabled at (1780): [] handle_softirqs+0x50c/0x770 [ 49.467344] softirqs last disabled at (1775): [] __irq_exit_rcu+0xc4/0x100 [ 49.468873] ---[ end trace 0000000000000000 ]--- [ 50.071804] ------------[ cut here ]------------ [ 50.072289] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.073344] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 50.074105] Modules linked in: [ 50.074419] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.075466] Tainted: [W]=WARN [ 50.075776] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.076562] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.077039] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.078729] RSP: 0018:ffff88801a497bc0 EFLAGS: 00010286 [ 50.079224] RAX: 0000000000000000 RBX: ffffed1003492f78 RCX: ffffffff813a4050 [ 50.079906] RDX: ffff88801a3e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.080578] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003492f2f [ 50.081234] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.081910] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a497df8 [ 50.082579] FS: 00007f9a59d84900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.083318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.084241] CR2: 00007f9a5a276580 CR3: 000000000e919000 CR4: 0000000000350ef0 [ 50.084929] Call Trace: [ 50.085175] [ 50.085393] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.085858] ? __create_object+0x59/0x80 [ 50.086248] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.086752] __vmalloc_noprof+0x59/0x60 [ 50.087128] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.087590] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.088067] bpf_prog_alloc+0x39/0x200 [ 50.088433] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.088922] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.089376] do_seccomp+0x349/0x25e0 [ 50.089748] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.090198] ? __pfx_do_seccomp+0x10/0x10 [ 50.090608] ? find_held_lock+0x2b/0x80 [ 50.090985] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.091460] ? static_key_count+0x60/0x80 [ 50.091883] prctl_set_seccomp+0x4e/0x70 [ 50.092271] __do_sys_prctl+0xe6c/0x1d70 [ 50.092687] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.093115] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.093613] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.094105] ? irqentry_exit+0xf3/0x650 [ 50.094481] do_syscall_64+0xbf/0x430 [ 50.094872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.095344] RIP: 0033:0x7f9a5a2765cd [ 50.095718] 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 [ 50.097413] RSP: 002b:00007ffe6facd120 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.098136] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a5a2765cd [ 50.098818] RDX: 0000559f4b278e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.099473] RBP: 00007ffe6facd180 R08: 0000000000000000 R09: 00007ffe6facc820 [ 50.100161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7963bad0 [ 50.100830] R13: 00007ffe6facd5b0 R14: 0000559f7963cbc0 R15: 0000559f7964d780 [ 50.101517] [ 50.101746] irq event stamp: 1665 [ 50.102061] hardirqs last enabled at (1673): [] __up_console_sem+0x78/0x80 [ 50.102876] hardirqs last disabled at (1682): [] __up_console_sem+0x5d/0x80 [ 50.103683] softirqs last enabled at (1220): [] handle_softirqs+0x50c/0x770 [ 50.104487] softirqs last disabled at (1211): [] __irq_exit_rcu+0xc4/0x100 [ 50.105292] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21940' (ECDSA) to the list of known hosts. 2025/11/19 02:56:17 fuzzer started 2025/11/19 02:56:17 dialing manager at localhost:34383 2025/11/19 02:56:17 checking machine... 2025/11/19 02:56:17 checking revisions... [ 50.952358] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:56:17 testing simple program... [ 51.042690] cgroup: Unknown subsys name 'net' [ 51.122984] cgroup: Unknown subsys name 'cpuset' [ 51.136152] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:56:16 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=0000000000000200 RCX=0000000000000000 RDX=0000000000000008 RSI=ffff888015eb8a58 RDI=ffff888015eb8000 RBP=ffff888015eb8000 RSP=ffff888016927378 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000009 R13=0000000000000000 R14=ffff888015eb8a58 R15=0000000000000005 RIP=ffffffff8152659a RFL=00000007 [-----PC] 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 00007f6ee6c6c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e0ce7ceb88 CR3=00000000201cf000 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 info registers vcpu 1 RAX=ffffffff87ce3608 RBX=ffff888013b01bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888013b02618 RDI=ffff888013b02618 RBP=ffff888013b02618 RSP=ffff888013bc7280 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888013b02618 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527574 RFL=00000007 [-----PC] 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 00007fc30685a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc305f70000 CR3=000000000de72000 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=d7d9f0e120ebdce700000000000ae988 XMM05=abf0614546836938000000000031f5f8 XMM06=8fede82a5ad58cbe000000000031e160 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000