[ 39.276035] ------------[ cut here ]------------ [ 39.277032] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.279064] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.280592] Modules linked in: [ 39.281237] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.283243] Tainted: [W]=WARN [ 39.283827] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.285313] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.286217] 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 [ 39.289420] RSP: 0018:ffff888017d87bc0 EFLAGS: 00010286 [ 39.290405] RAX: 0000000000000000 RBX: ffffed1002fb0f78 RCX: ffffffff813a4050 [ 39.291700] RDX: ffff88800f5d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.292996] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fb0f2f [ 39.294285] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.295583] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d87df8 [ 39.296871] FS: 00007f81a4ecc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.298310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.299396] CR2: 00007ffc3380eef7 CR3: 000000000dbb7000 CR4: 0000000000350ef0 [ 39.300676] Call Trace: [ 39.301190] [ 39.301606] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.302507] ? __create_object+0x59/0x80 [ 39.303279] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.304277] __vmalloc_noprof+0x59/0x60 [ 39.305048] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.305880] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.306815] bpf_prog_alloc+0x39/0x200 [ 39.307568] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.308508] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.309421] do_seccomp+0x349/0x25e0 [ 39.310141] ? find_held_lock+0x2b/0x80 [ 39.310853] ? do_prlimit+0x310/0x610 [ 39.311597] ? __pfx_do_seccomp+0x10/0x10 [ 39.312390] ? do_raw_spin_unlock+0x53/0x220 [ 39.313221] ? _raw_spin_unlock+0x1e/0x40 [ 39.313993] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.314973] ? static_key_count+0x60/0x80 [ 39.315745] prctl_set_seccomp+0x4e/0x70 [ 39.316517] __do_sys_prctl+0xe6c/0x1d70 [ 39.317289] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.318143] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.319111] ? irqentry_exit+0xf3/0x650 [ 39.319846] do_syscall_64+0xbf/0x430 [ 39.320596] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.321548] RIP: 0033:0x7f81a53be5cd [ 39.322260] 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 [ 39.325448] RSP: 002b:00007ffc3380c6f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.326812] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f81a53be5cd [ 39.328120] RDX: 00005617fbb69e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.329405] RBP: 00007ffc3380c750 R08: 0000000000000000 R09: 00007ffc3380bdf0 [ 39.330713] R10: 0000000000000000 R11: 0000000000000246 R12: 000056183adfdad0 [ 39.332011] R13: 00007ffc3380cb80 R14: 000056183adfebc0 R15: 000056183ae0f780 [ 39.333325] [ 39.333751] irq event stamp: 1749 [ 39.334403] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 39.335949] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 39.337493] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 39.339031] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 39.340576] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.427249] ------------[ cut here ]------------ [ 42.428018] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.430090] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.431315] Modules linked in: [ 42.431813] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.434639] Tainted: [W]=WARN [ 42.435500] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.436719] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.437483] 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 [ 42.440130] RSP: 0018:ffff8880175bfbc0 EFLAGS: 00010286 [ 42.440904] RAX: 0000000000000000 RBX: ffffed1002eb7f78 RCX: ffffffff813a4050 [ 42.442008] RDX: ffff88800f6e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.443077] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb7f2f [ 42.444145] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.445228] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175bfdf8 [ 42.446298] FS: 00007f2803ee4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.447507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.448382] CR2: 00007f28043d6580 CR3: 00000000200c9000 CR4: 0000000000350ef0 [ 42.449438] Call Trace: [ 42.449828] [ 42.450206] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.450912] ? __create_object+0x59/0x80 [ 42.451575] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.452380] __vmalloc_noprof+0x59/0x60 [ 42.453005] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.453686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.454459] bpf_prog_alloc+0x39/0x200 [ 42.455084] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.455836] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.456588] do_seccomp+0x349/0x25e0 [ 42.457183] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.457896] ? __pfx_do_seccomp+0x10/0x10 [ 42.458545] ? find_held_lock+0x2b/0x80 [ 42.459175] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.459990] ? static_key_count+0x60/0x80 [ 42.460615] prctl_set_seccomp+0x4e/0x70 [ 42.461260] __do_sys_prctl+0xe6c/0x1d70 [ 42.461887] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.462597] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.463412] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.464216] ? irqentry_exit+0xf3/0x650 [ 42.464821] do_syscall_64+0xbf/0x430 [ 42.465435] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.466219] RIP: 0033:0x7f28043d65cd [ 42.466762] 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 [ 42.469408] RSP: 002b:00007ffe6a6e47f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.470538] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f28043d65cd [ 42.471623] RDX: 0000559665d60e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.472702] RBP: 00007ffe6a6e4850 R08: 0000000000000000 R09: 00007ffe6a6e3ef0 [ 42.473765] R10: 0000000000000000 R11: 0000000000000246 R12: 00005596971d42b0 [ 42.474834] R13: 00007ffe6a6e4c80 R14: 00005596971d6d20 R15: 00005596971e88d0 [ 42.475949] [ 42.476301] irq event stamp: 2081 [ 42.476801] hardirqs last enabled at (2089): [] __up_console_sem+0x78/0x80 [ 42.478066] hardirqs last disabled at (2098): [] __up_console_sem+0x5d/0x80 [ 42.479334] softirqs last enabled at (2002): [] handle_softirqs+0x50c/0x770 [ 42.480654] softirqs last disabled at (1997): [] __irq_exit_rcu+0xc4/0x100 [ 42.481915] ---[ end trace 0000000000000000 ]--- [ 43.263777] ------------[ cut here ]------------ [ 43.264709] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.266766] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.268249] Modules linked in: [ 43.268845] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.270823] Tainted: [W]=WARN [ 43.271427] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.272902] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.273804] 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 [ 43.276977] RSP: 0018:ffff88800f267bc0 EFLAGS: 00010286 [ 43.277973] RAX: 0000000000000000 RBX: ffffed1001e4cf78 RCX: ffffffff813a4050 [ 43.279248] RDX: ffff888016159bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.280545] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e4cf2f [ 43.281829] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.283118] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f267df8 [ 43.284414] FS: 00007f90711cf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.285852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.286945] CR2: 00007ffdb1ec2ef7 CR3: 000000000dc04000 CR4: 0000000000350ef0 [ 43.288244] Call Trace: [ 43.288711] [ 43.289169] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.290081] ? __create_object+0x59/0x80 [ 43.290842] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.291845] __vmalloc_noprof+0x59/0x60 [ 43.292602] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.293480] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.294422] bpf_prog_alloc+0x39/0x200 [ 43.295159] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.296113] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.297023] do_seccomp+0x349/0x25e0 [ 43.297692] ? find_held_lock+0x2b/0x80 [ 43.298463] ? do_prlimit+0x310/0x610 [ 43.299216] ? __pfx_do_seccomp+0x10/0x10 [ 43.300024] ? do_raw_spin_unlock+0x53/0x220 [ 43.300839] ? _raw_spin_unlock+0x1e/0x40 [ 43.301634] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.302620] ? static_key_count+0x60/0x80 [ 43.303427] prctl_set_seccomp+0x4e/0x70 [ 43.304217] __do_sys_prctl+0xe6c/0x1d70 [ 43.305020] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.305826] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.306801] ? irqentry_exit+0xf3/0x650 [ 43.307572] do_syscall_64+0xbf/0x430 [ 43.308319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.309268] RIP: 0033:0x7f90716c15cd [ 43.309985] 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 [ 43.313203] RSP: 002b:00007ffdb1ec13a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.314570] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90716c15cd [ 43.315891] RDX: 0000560f0ad59e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.317203] RBP: 00007ffdb1ec1400 R08: 0000000000000000 R09: 00007ffdb1ec0aa0 [ 43.318494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560f2939eb10 [ 43.319792] R13: 00007ffdb1ec1830 R14: 0000560f2939f2b0 R15: 0000560f293b36f0 [ 43.321084] [ 43.321513] irq event stamp: 1753 [ 43.322179] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 43.323735] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 43.325252] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 43.326798] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 43.328318] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51581' (ECDSA) to the list of known hosts. 2025/11/19 07:02:10 fuzzer started 2025/11/19 07:02:10 dialing manager at localhost:34383 2025/11/19 07:02:10 checking machine... 2025/11/19 07:02:10 checking revisions... [ 44.201874] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:02:10 testing simple program... [ 44.280790] cgroup: Unknown subsys name 'net' [ 44.328424] cgroup: Unknown subsys name 'cpuset' [ 44.342386] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:02:09 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888009611bc0 RCX=ffff888009627794 RDX=0000000000000000 RSI=ffffffff81b2a563 RDI=ffff888009611fbc RBP=ffff888009611bc0 RSP=ffff8880096277b8 R8 =ffffffff86ab8e24 R9 =ffff888009627880 R10=000000000003c9ed R11=0000000000025764 R12=0000000000000000 R13=ffff888009627888 R14=ffff888009611bc0 R15=ffff888009627840 RIP=ffffffff815bd7a7 RFL=00000213 [----A-C] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f280449c0b0 CR3=000000000b763000 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=32303a373020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303132 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=ffffea00005cdf80 RBX=ffff88801737f180 RCX=ffffea00005cdf80 RDX=0000000000000000 RSI=ffffffff813746f0 RDI=0000000000000001 RBP=ffff888016d67df8 RSP=ffff888016d67d80 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffffea00005cdf80 R13=0000000000000000 R14=ffff88801737f180 R15=ffff888009462500 RIP=ffffffff81b2a1d0 RFL=00000246 [---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 00007f2803ee4900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f280449b618 CR3=000000000eac7000 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=563412feff00545000000000000080fe 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