[ 39.282714] ------------[ cut here ]------------ [ 39.283628] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.285588] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.287034] Modules linked in: [ 39.287614] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.289574] Tainted: [W]=WARN [ 39.290174] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.291650] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.292901] 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 [ 39.296077] RSP: 0018:ffff8880170ffbc0 EFLAGS: 00010286 [ 39.297049] RAX: 0000000000000000 RBX: ffffed1002e1ff78 RCX: ffffffff813a4050 [ 39.298341] RDX: ffff8880188cd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.299617] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e1ff2f [ 39.300876] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.302142] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170ffdf8 [ 39.303415] FS: 00007f4b6341d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.304844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.305907] CR2: 00007fff32890ef7 CR3: 000000001c170000 CR4: 0000000000350ef0 [ 39.307193] Call Trace: [ 39.307648] [ 39.308097] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.308986] ? __create_object+0x59/0x80 [ 39.309706] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.310668] __vmalloc_noprof+0x59/0x60 [ 39.311403] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.312270] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.313199] bpf_prog_alloc+0x39/0x200 [ 39.313939] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.314868] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.315713] do_seccomp+0x349/0x25e0 [ 39.316421] ? find_held_lock+0x2b/0x80 [ 39.317159] ? do_prlimit+0x310/0x610 [ 39.317900] ? __pfx_do_seccomp+0x10/0x10 [ 39.318650] ? do_raw_spin_unlock+0x53/0x220 [ 39.319471] ? _raw_spin_unlock+0x1e/0x40 [ 39.320239] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.321198] ? static_key_count+0x60/0x80 [ 39.322002] prctl_set_seccomp+0x4e/0x70 [ 39.322745] __do_sys_prctl+0xe6c/0x1d70 [ 39.323506] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.324353] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.325319] ? irqentry_exit+0xf3/0x650 [ 39.326071] do_syscall_64+0xbf/0x430 [ 39.326778] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.327735] RIP: 0033:0x7f4b6390f5cd [ 39.328423] 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 [ 39.331545] RSP: 002b:00007fff3288f7b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.332886] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4b6390f5cd [ 39.334142] RDX: 00005614a0056e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.335418] RBP: 00007fff3288f810 R08: 0000000000000000 R09: 00007fff3288eeb0 [ 39.336690] R10: 0000000000000000 R11: 0000000000000246 R12: 00005614ca7c0240 [ 39.337948] R13: 00007fff3288fc40 R14: 00005614ca7c9380 R15: 00005614ca7d4540 [ 39.339249] [ 39.339672] irq event stamp: 1797 [ 39.340326] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 39.341831] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 39.343382] softirqs last enabled at (1346): [] handle_softirqs+0x50c/0x770 [ 39.344914] softirqs last disabled at (1323): [] __irq_exit_rcu+0xc4/0x100 [ 39.346455] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.517298] ------------[ cut here ]------------ [ 42.518256] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.520306] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.522030] Modules linked in: [ 42.522642] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.524705] Tainted: [W]=WARN [ 42.525296] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.526792] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.527776] 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 [ 42.531346] RSP: 0018:ffff88800e4cfbc0 EFLAGS: 00010286 [ 42.532432] RAX: 0000000000000000 RBX: ffffed1001c99f78 RCX: ffffffff813a4050 [ 42.533850] RDX: ffff888018963780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.535274] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c99f2f [ 42.536690] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.538110] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e4cfdf8 [ 42.539531] FS: 00007f8125660900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.541114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.542288] CR2: 00007ffd5317bef7 CR3: 000000001c0cd000 CR4: 0000000000350ef0 [ 42.543711] Call Trace: [ 42.544273] [ 42.544723] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.545719] ? __create_object+0x59/0x80 [ 42.546599] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.547666] __vmalloc_noprof+0x59/0x60 [ 42.548497] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.549461] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.550502] bpf_prog_alloc+0x39/0x200 [ 42.551317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.552346] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.553344] do_seccomp+0x349/0x25e0 [ 42.554140] ? find_held_lock+0x2b/0x80 [ 42.554986] ? do_prlimit+0x310/0x610 [ 42.555763] ? __pfx_do_seccomp+0x10/0x10 [ 42.556633] ? do_raw_spin_unlock+0x53/0x220 [ 42.557555] ? _raw_spin_unlock+0x1e/0x40 [ 42.558435] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.559503] ? static_key_count+0x60/0x80 [ 42.560383] prctl_set_seccomp+0x4e/0x70 [ 42.561250] __do_sys_prctl+0xe6c/0x1d70 [ 42.562120] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.563084] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.564159] ? irqentry_exit+0xf3/0x650 [ 42.565011] do_syscall_64+0xbf/0x430 [ 42.565778] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.566880] RIP: 0033:0x7f8125b525cd [ 42.567613] 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 [ 42.571108] RSP: 002b:00007ffd53179800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.572619] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8125b525cd [ 42.574034] RDX: 0000555c2237ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.575466] RBP: 00007ffd53179860 R08: 0000000000000000 R09: 00007ffd53178f00 [ 42.576890] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555c3c26cb10 [ 42.578325] R13: 00007ffd53179c90 R14: 0000555c3c26d2b0 R15: 0000555c3c2816f0 [ 42.579675] [ 42.580122] irq event stamp: 1897 [ 42.580720] hardirqs last enabled at (1905): [] __up_console_sem+0x78/0x80 [ 42.582231] hardirqs last disabled at (1914): [] __up_console_sem+0x5d/0x80 [ 42.583747] softirqs last enabled at (1448): [] handle_softirqs+0x50c/0x770 [ 42.585272] softirqs last disabled at (1431): [] __irq_exit_rcu+0xc4/0x100 [ 42.586761] ---[ end trace 0000000000000000 ]--- [ 43.397051] ------------[ cut here ]------------ [ 43.397991] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.399972] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.401457] Modules linked in: [ 43.402152] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.404144] Tainted: [W]=WARN [ 43.404692] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.406185] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.407110] 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 [ 43.410334] RSP: 0018:ffff8880167f7bc0 EFLAGS: 00010286 [ 43.411310] RAX: 0000000000000000 RBX: ffffed1002cfef78 RCX: ffffffff813a4050 [ 43.412609] RDX: ffff8880198a9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.413908] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cfef2f [ 43.415208] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.416478] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167f7df8 [ 43.417784] FS: 00007fa497313900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.419283] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.420338] CR2: 00007fa497805580 CR3: 000000001c1bc000 CR4: 0000000000350ef0 [ 43.421654] Call Trace: [ 43.422169] [ 43.422597] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.423494] ? __create_object+0x59/0x80 [ 43.424285] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.425255] __vmalloc_noprof+0x59/0x60 [ 43.426022] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.426912] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.427848] bpf_prog_alloc+0x39/0x200 [ 43.428542] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.429467] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.430412] do_seccomp+0x349/0x25e0 [ 43.431131] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.432038] ? __pfx_do_seccomp+0x10/0x10 [ 43.432794] ? find_held_lock+0x2b/0x80 [ 43.433572] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.434566] ? static_key_count+0x60/0x80 [ 43.435378] prctl_set_seccomp+0x4e/0x70 [ 43.436165] __do_sys_prctl+0xe6c/0x1d70 [ 43.436951] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.437771] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.438762] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.439737] ? irqentry_exit+0xf3/0x650 [ 43.440518] do_syscall_64+0xbf/0x430 [ 43.441270] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.442250] RIP: 0033:0x7fa4978055cd [ 43.442976] 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 [ 43.446167] RSP: 002b:00007ffebb93a610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.447558] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa4978055cd [ 43.448844] RDX: 00005626d527ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.450129] RBP: 00007ffebb93a670 R08: 0000000000000000 R09: 00007ffebb939d10 [ 43.451445] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626f6fb2240 [ 43.452748] R13: 00007ffebb93aaa0 R14: 00005626f6fbb380 R15: 00005626f6fc6540 [ 43.454051] [ 43.454495] irq event stamp: 1815 [ 43.455138] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 43.456665] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 43.458177] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 43.459553] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 43.460818] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45946' (ECDSA) to the list of known hosts. 2025/11/18 08:46:12 fuzzer started 2025/11/18 08:46:12 dialing manager at localhost:34383 2025/11/18 08:46:13 checking machine... 2025/11/18 08:46:13 checking revisions... [ 45.036220] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:46:13 testing simple program... [ 45.116838] cgroup: Unknown subsys name 'net' [ 45.182562] cgroup: Unknown subsys name 'cpuset' [ 45.195303] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 08:46:12 Registers: info registers vcpu 0 RAX=000000000009a7c3 RBX=0000000000000001 RCX=ffffffff83c6e185 RDX=000000000009a7c6 RSI=000000000002c6e1 RDI=ffffffff86d77024 RBP=ffff8880170ff1d0 RSP=ffff8880170ff108 R8 =ffffffff86d77012 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a7c3 R12=ffff8880170ff1d8 R13=ffff8880170ff1c0 R14=ffff8880170ff1b9 R15=ffff8880170ff178 RIP=ffffffff8135e6d0 RFL=00000293 [--S-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 00007f8125660900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8125c17618 CR3=00000000204bd000 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=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 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=ffff888009637a1c RDX=0000000000000001 RSI=ffff88806cf25f98 RDI=ffff888009613780 RBP=ffff88806cf25f98 RSP=ffff8880096379e0 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=0000000000000002 R11=0000000000000001 R12=ffff8880096141d8 R13=ffff888009637a1c R14=0000000000000001 R15=0000000000000001 RIP=ffffffff815221f3 RFL=00000002 [-------] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8d15e9b040 CR3=0000000019ba3000 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=36343a383020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363634 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000