[ 39.826144] ------------[ cut here ]------------ [ 39.827070] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.829047] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 39.830712] Modules linked in: [ 39.831429] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.833406] Tainted: [W]=WARN [ 39.833958] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.835428] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.836337] 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 [ 39.839509] RSP: 0018:ffff88800cf8fbc0 EFLAGS: 00010286 [ 39.840488] RAX: 0000000000000000 RBX: ffffed10019f1f78 RCX: ffffffff813a4050 [ 39.841756] RDX: ffff88801683d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.843041] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019f1f2f [ 39.844316] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.845584] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800cf8fdf8 [ 39.846853] FS: 00007f25e7d28900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.848298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.849363] CR2: 00007ffca2246ef7 CR3: 000000001735e000 CR4: 0000000000350ef0 [ 39.850629] Call Trace: [ 39.851095] [ 39.851564] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.852444] ? __create_object+0x59/0x80 [ 39.853221] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.854149] __vmalloc_noprof+0x59/0x60 [ 39.854893] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.855790] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.856710] bpf_prog_alloc+0x39/0x200 [ 39.857445] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.858372] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.859291] do_seccomp+0x349/0x25e0 [ 39.859950] ? find_held_lock+0x2b/0x80 [ 39.860711] ? do_prlimit+0x310/0x610 [ 39.861449] ? __pfx_do_seccomp+0x10/0x10 [ 39.862220] ? do_raw_spin_unlock+0x53/0x220 [ 39.862995] ? _raw_spin_unlock+0x1e/0x40 [ 39.863790] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.864751] ? static_key_count+0x60/0x80 [ 39.865544] prctl_set_seccomp+0x4e/0x70 [ 39.866323] __do_sys_prctl+0xe6c/0x1d70 [ 39.867068] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.867925] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.868894] ? irqentry_exit+0xf3/0x650 [ 39.869654] do_syscall_64+0xbf/0x430 [ 39.870393] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.871347] RIP: 0033:0x7f25e821a5cd [ 39.872001] 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 [ 39.875142] RSP: 002b:00007ffca2245ed0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.876513] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25e821a5cd [ 39.877799] RDX: 0000559212771e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.879087] RBP: 00007ffca2245f30 R08: 0000000000000000 R09: 00007ffca22455d0 [ 39.880378] R10: 0000000000000000 R11: 0000000000000246 R12: 000055922df4ead0 [ 39.881656] R13: 00007ffca2246360 R14: 000055922df4fbc0 R15: 000055922df60780 [ 39.882951] [ 39.883428] irq event stamp: 1755 [ 39.884032] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 39.885537] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 39.887063] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 39.888603] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 39.890102] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.417120] ------------[ cut here ]------------ [ 43.417890] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.420144] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/252 [ 43.421453] Modules linked in: [ 43.421952] CPU: 0 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.423760] Tainted: [W]=WARN [ 43.424264] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.425728] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.426500] 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 [ 43.429204] RSP: 0018:ffff8880169cfbc0 EFLAGS: 00010286 [ 43.429995] RAX: 0000000000000000 RBX: ffffed1002d39f78 RCX: ffffffff813a4050 [ 43.431085] RDX: ffff88800f14d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.432158] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d39f2f [ 43.433267] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.434747] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169cfdf8 [ 43.435847] FS: 00007f2365143900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.437065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.437951] CR2: 00007f2365635580 CR3: 000000000f0d3000 CR4: 0000000000350ef0 [ 43.439030] Call Trace: [ 43.439457] [ 43.439807] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.440553] ? __create_object+0x59/0x80 [ 43.441218] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.442006] __vmalloc_noprof+0x59/0x60 [ 43.442643] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.443401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.444149] bpf_prog_alloc+0x39/0x200 [ 43.444766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.445556] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.446317] do_seccomp+0x349/0x25e0 [ 43.446883] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.447645] ? __pfx_do_seccomp+0x10/0x10 [ 43.448313] ? find_held_lock+0x2b/0x80 [ 43.448912] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.449737] ? static_key_count+0x60/0x80 [ 43.450410] prctl_set_seccomp+0x4e/0x70 [ 43.451029] __do_sys_prctl+0xe6c/0x1d70 [ 43.451717] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.452437] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.453261] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.454043] ? irqentry_exit+0xf3/0x650 [ 43.454692] do_syscall_64+0xbf/0x430 [ 43.455319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.456074] RIP: 0033:0x7f23656355cd [ 43.456664] 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 [ 43.459340] RSP: 002b:00007ffcdcb3d520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.460485] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23656355cd [ 43.461561] RDX: 00005568aa133e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.462642] RBP: 00007ffcdcb3d580 R08: 0000000000000000 R09: 00007ffcdcb3cc20 [ 43.464058] R10: 0000000000000000 R11: 0000000000000246 R12: 00005568acf3ead0 [ 43.466839] R13: 00007ffcdcb3d9b0 R14: 00005568acf3fbc0 R15: 00005568acf50780 [ 43.468508] [ 43.468879] irq event stamp: 2125 [ 43.469420] hardirqs last enabled at (2135): [] __up_console_sem+0x78/0x80 [ 43.470718] hardirqs last disabled at (2144): [] __up_console_sem+0x5d/0x80 [ 43.472005] softirqs last enabled at (2114): [] handle_softirqs+0x50c/0x770 [ 43.473312] softirqs last disabled at (2061): [] __irq_exit_rcu+0xc4/0x100 [ 43.474626] ---[ end trace 0000000000000000 ]--- [ 44.282017] ------------[ cut here ]------------ [ 44.282965] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 44.285061] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/260 [ 44.286767] Modules linked in: [ 44.287508] CPU: 1 UID: 104 PID: 260 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 44.289544] Tainted: [W]=WARN [ 44.290116] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 44.291631] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 44.292574] 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 [ 44.295891] RSP: 0018:ffff888017a9fbc0 EFLAGS: 00010286 [ 44.296924] RAX: 0000000000000000 RBX: ffffed1002f53f78 RCX: ffffffff813a4050 [ 44.298301] RDX: ffff888014e00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 44.299645] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f53f2f [ 44.300988] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 44.302335] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a9fdf8 [ 44.303635] FS: 00007f779306d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 44.305081] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.306135] CR2: 00007ffe7a636ef7 CR3: 0000000009c1c000 CR4: 0000000000350ef0 [ 44.307446] Call Trace: [ 44.307909] [ 44.308373] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.309283] ? __create_object+0x59/0x80 [ 44.310026] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.310997] __vmalloc_noprof+0x59/0x60 [ 44.311761] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.312647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.313582] bpf_prog_alloc+0x39/0x200 [ 44.314312] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.315263] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.316121] do_seccomp+0x349/0x25e0 [ 44.316850] ? find_held_lock+0x2b/0x80 [ 44.317611] ? do_prlimit+0x310/0x610 [ 44.318357] ? __pfx_do_seccomp+0x10/0x10 [ 44.319106] ? do_raw_spin_unlock+0x53/0x220 [ 44.319950] ? _raw_spin_unlock+0x1e/0x40 [ 44.320731] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.321725] ? static_key_count+0x60/0x80 [ 44.322535] prctl_set_seccomp+0x4e/0x70 [ 44.323326] __do_sys_prctl+0xe6c/0x1d70 [ 44.324071] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.324924] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.325900] ? irqentry_exit+0xf3/0x650 [ 44.326671] do_syscall_64+0xbf/0x430 [ 44.327433] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.328387] RIP: 0033:0x7f779355f5cd [ 44.329046] 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 [ 44.332247] RSP: 002b:00007ffe7a6357a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.333620] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f779355f5cd [ 44.334904] RDX: 00005615e9827e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.336211] RBP: 00007ffe7a635800 R08: 0000000000000000 R09: 00007ffe7a634ea0 [ 44.337504] R10: 0000000000000000 R11: 0000000000000246 R12: 00005615f2327ad0 [ 44.338789] R13: 00007ffe7a635c30 R14: 00005615f2328bc0 R15: 00005615f2339780 [ 44.340113] [ 44.340586] irq event stamp: 1821 [ 44.341241] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 44.342772] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 44.344344] softirqs last enabled at (1570): [] handle_softirqs+0x50c/0x770 [ 44.346075] softirqs last disabled at (1565): [] __irq_exit_rcu+0xc4/0x100 [ 44.347668] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:1536' (ECDSA) to the list of known hosts. 2025/11/18 20:50:16 fuzzer started 2025/11/18 20:50:17 dialing manager at localhost:34383 2025/11/18 20:50:17 checking machine... 2025/11/18 20:50:17 checking revisions... [ 45.253013] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:50:17 testing simple program... [ 45.348511] cgroup: Unknown subsys name 'net' [ 45.414876] cgroup: Unknown subsys name 'cpuset' [ 45.429392] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:50:16 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=0000000000000001 RCX=ffffffff86a1c5fe RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000001 RBP=ffff888009627898 RSP=ffff8880096277d0 R8 =ffffffff86a1c602 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000b615 R12=ffff8880096278a0 R13=ffff888009627888 R14=ffff888009627e18 R15=ffff888009627840 RIP=ffffffff8135ef74 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f23656fa618 CR3=00000000145df000 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=30353a303220383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3135325b646873732036313a3035 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303938 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=000000000002452f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffc93323d8 CR3=000000000e515000 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=8e95a1a4a4f8d28faf4842babcd620ad XMM02=ec2efd57dc4c00df00000000003026d8 XMM03=c5c3952ce90e971300000000003027a8 XMM04=f7e98ae5400702a300000000000ae988 XMM05=3c9096eff6cd037200000000003202a8 XMM06=a619ff6380376af5000000000031e5f0 XMM07=e042d86d42eb936e000000000030c840 XMM08=c5c3952ce90e971300000000003027a8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000