[ 39.421638] ------------[ cut here ]------------ [ 39.422630] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.424875] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.426439] Modules linked in: [ 39.427134] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.429261] Tainted: [W]=WARN [ 39.429913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.431519] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.432502] 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 [ 39.435946] RSP: 0018:ffff8880196dfbc0 EFLAGS: 00010286 [ 39.437011] RAX: 0000000000000000 RBX: ffffed10032dbf78 RCX: ffffffff813a4050 [ 39.438401] RDX: ffff88800f8f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.439795] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032dbf2f [ 39.441181] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.442566] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880196dfdf8 [ 39.443951] FS: 00007fc0c85b1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.445520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.446673] CR2: 00007fc0c8aa3580 CR3: 000000000e398000 CR4: 0000000000350ef0 [ 39.448066] Call Trace: [ 39.448558] [ 39.449063] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.450006] ? __create_object+0x59/0x80 [ 39.450861] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.451900] __vmalloc_noprof+0x59/0x60 [ 39.452691] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.453658] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.454713] bpf_prog_alloc+0x39/0x200 [ 39.455514] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.456546] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.457548] do_seccomp+0x349/0x25e0 [ 39.458360] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.459340] ? __pfx_do_seccomp+0x10/0x10 [ 39.460200] ? find_held_lock+0x2b/0x80 [ 39.461030] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.462072] ? static_key_count+0x60/0x80 [ 39.462950] prctl_set_seccomp+0x4e/0x70 [ 39.463730] __do_sys_prctl+0xe6c/0x1d70 [ 39.464572] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.465496] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.466551] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.467612] ? irqentry_exit+0xf3/0x650 [ 39.468378] do_syscall_64+0xbf/0x430 [ 39.469118] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.470073] RIP: 0033:0x7fc0c8aa35cd [ 39.470791] 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 [ 39.473946] RSP: 002b:00007ffcb577ae80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.475322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc0c8aa35cd [ 39.476595] RDX: 0000565309ceee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.477874] RBP: 00007ffcb577aee0 R08: 0000000000000000 R09: 00007ffcb577a580 [ 39.479169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565319b98240 [ 39.480438] R13: 00007ffcb577b310 R14: 0000565319b97bf0 R15: 0000565319bac4d0 [ 39.481773] [ 39.482206] irq event stamp: 1803 [ 39.482874] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 39.484381] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 39.485881] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 39.487295] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 39.488562] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.765528] ------------[ cut here ]------------ [ 42.766486] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.768555] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.770009] Modules linked in: [ 42.770606] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.772560] Tainted: [W]=WARN [ 42.774593] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.776128] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.777035] 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 [ 42.780158] RSP: 0018:ffff888018107bc0 EFLAGS: 00010286 [ 42.781122] RAX: 0000000000000000 RBX: ffffed1003020f78 RCX: ffffffff813a4050 [ 42.782380] RDX: ffff888017023780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.783638] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003020f2f [ 42.784900] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.786154] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018107df8 [ 42.787428] FS: 00007fcae7bea900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.788840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.789874] CR2: 00007ffd52294ef7 CR3: 000000002087e000 CR4: 0000000000350ef0 [ 42.791148] Call Trace: [ 42.791605] [ 42.792053] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.792942] ? __create_object+0x59/0x80 [ 42.793671] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.794620] __vmalloc_noprof+0x59/0x60 [ 42.795371] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.796229] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.797135] bpf_prog_alloc+0x39/0x200 [ 42.797856] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.798733] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.799618] do_seccomp+0x349/0x25e0 [ 42.800337] ? find_held_lock+0x2b/0x80 [ 42.801088] ? do_prlimit+0x310/0x610 [ 42.801815] ? __pfx_do_seccomp+0x10/0x10 [ 42.802551] ? do_raw_spin_unlock+0x53/0x220 [ 42.803371] ? _raw_spin_unlock+0x1e/0x40 [ 42.804127] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.805061] ? static_key_count+0x60/0x80 [ 42.805846] prctl_set_seccomp+0x4e/0x70 [ 42.806577] __do_sys_prctl+0xe6c/0x1d70 [ 42.807338] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.808178] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.809128] ? irqentry_exit+0xf3/0x650 [ 42.809876] do_syscall_64+0xbf/0x430 [ 42.810568] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.811507] RIP: 0033:0x7fcae80dc5cd [ 42.812202] 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 [ 42.815302] RSP: 002b:00007ffd52292c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.816634] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcae80dc5cd [ 42.817892] RDX: 000055fb5e639e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.819174] RBP: 00007ffd52292cd0 R08: 0000000000000000 R09: 00007ffd52292370 [ 42.820426] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fb86fcead0 [ 42.821679] R13: 00007ffd52293100 R14: 000055fb86fcfbc0 R15: 000055fb86fe0780 [ 42.822963] [ 42.823382] irq event stamp: 2055 [ 42.824016] hardirqs last enabled at (2065): [] __up_console_sem+0x78/0x80 [ 42.825506] hardirqs last disabled at (2074): [] __up_console_sem+0x5d/0x80 [ 42.826999] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 42.828245] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 42.829452] ---[ end trace 0000000000000000 ]--- [ 43.484058] ------------[ cut here ]------------ [ 43.484675] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.486060] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.487102] Modules linked in: [ 43.487513] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.488876] Tainted: [W]=WARN [ 43.489257] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.490297] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.490930] 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 [ 43.493130] RSP: 0018:ffff888016257bc0 EFLAGS: 00010286 [ 43.493816] RAX: 0000000000000000 RBX: ffffed1002c4af78 RCX: ffffffff813a4050 [ 43.494674] RDX: ffff888019ee5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.495560] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c4af2f [ 43.496451] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.497346] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016257df8 [ 43.498236] FS: 00007fab44b83900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.499244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.499979] CR2: 00007fab45075580 CR3: 0000000009c73000 CR4: 0000000000350ef0 [ 43.500889] Call Trace: [ 43.501212] [ 43.501498] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.502122] ? __create_object+0x59/0x80 [ 43.502641] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.503309] __vmalloc_noprof+0x59/0x60 [ 43.503839] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.504418] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.505066] bpf_prog_alloc+0x39/0x200 [ 43.505558] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.506214] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.506845] do_seccomp+0x349/0x25e0 [ 43.507323] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.507954] ? __pfx_do_seccomp+0x10/0x10 [ 43.508476] ? find_held_lock+0x2b/0x80 [ 43.509007] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.509651] ? static_key_count+0x60/0x80 [ 43.510223] prctl_set_seccomp+0x4e/0x70 [ 43.510779] __do_sys_prctl+0xe6c/0x1d70 [ 43.511299] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.511898] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.512554] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.513237] ? irqentry_exit+0xf3/0x650 [ 43.513778] do_syscall_64+0xbf/0x430 [ 43.514290] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.514961] RIP: 0033:0x7fab450755cd [ 43.515429] 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 [ 43.517664] RSP: 002b:00007fffea7cf870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.518671] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fab450755cd [ 43.519581] RDX: 0000557e70020e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.520493] RBP: 00007fffea7cf8d0 R08: 0000000000000000 R09: 00007fffea7cef70 [ 43.521406] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557e8381eb10 [ 43.522333] R13: 00007fffea7cfd00 R14: 0000557e8381f2b0 R15: 0000557e838336f0 [ 43.523265] [ 43.523570] irq event stamp: 1691 [ 43.524035] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 43.525117] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 43.526200] softirqs last enabled at (1200): [] handle_softirqs+0x50c/0x770 [ 43.527348] softirqs last disabled at (1179): [] __irq_exit_rcu+0xc4/0x100 [ 43.528439] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:32023' (ECDSA) to the list of known hosts. 2025/11/18 00:11:25 fuzzer started 2025/11/18 00:11:26 dialing manager at localhost:37895 2025/11/18 00:11:26 checking machine... 2025/11/18 00:11:26 checking revisions... [ 44.305618] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:11:26 testing simple program... [ 44.377539] cgroup: Unknown subsys name 'net' [ 44.428648] cgroup: Unknown subsys name 'cpuset' [ 44.437988] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:11:25 Registers: info registers vcpu 0 RAX=000000000003aff7 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055fb87004fe0 CR3=0000000005c8a000 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=00007f808f1c7510000055fcaf5aa790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000003 RBX=0000000000000001 RCX=ffffffff8161932d RDX=0000000000006193 RSI=0000000000006193 RDI=ffffffff86edc020 RBP=ffff8880173c7970 RSP=ffff8880173c78a8 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f69 R12=ffff8880173c7978 R13=ffff8880173c7960 R14=ffff8880173c7959 R15=ffff8880173c7918 RIP=ffffffff8135e62a 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 00007fcae7bea900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055fb86ff3768 CR3=000000002084e000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000