[ 39.242559] ------------[ cut here ]------------ [ 39.243534] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.245611] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.247131] Modules linked in: [ 39.247866] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.249942] Tainted: [W]=WARN [ 39.250577] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.252131] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.253070] 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 [ 39.256369] RSP: 0018:ffff8880160d7bc0 EFLAGS: 00010286 [ 39.257381] RAX: 0000000000000000 RBX: ffffed1002c1af78 RCX: ffffffff813a4050 [ 39.258706] RDX: ffff8880174cd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.260048] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c1af2f [ 39.261375] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.262704] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160d7df8 [ 39.264050] FS: 00007f9a7bc83900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.265543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.266638] CR2: 00007f9a7c175580 CR3: 0000000009fce000 CR4: 0000000000350ef0 [ 39.267982] Call Trace: [ 39.268513] [ 39.268933] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.269858] ? __create_object+0x59/0x80 [ 39.270657] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.271658] __vmalloc_noprof+0x59/0x60 [ 39.272432] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.273328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.274217] bpf_prog_alloc+0x39/0x200 [ 39.274962] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.275921] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.276855] do_seccomp+0x349/0x25e0 [ 39.277602] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.278525] ? __pfx_do_seccomp+0x10/0x10 [ 39.279343] ? find_held_lock+0x2b/0x80 [ 39.280084] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.281077] ? static_key_count+0x60/0x80 [ 39.281902] prctl_set_seccomp+0x4e/0x70 [ 39.282696] __do_sys_prctl+0xe6c/0x1d70 [ 39.283512] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.284403] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.285389] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.286358] ? irqentry_exit+0xf3/0x650 [ 39.287079] do_syscall_64+0xbf/0x430 [ 39.287836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.288775] RIP: 0033:0x7f9a7c1755cd [ 39.289471] 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 [ 39.292653] RSP: 002b:00007fff552df720 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.294023] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a7c1755cd [ 39.295333] RDX: 000056327befde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.296631] RBP: 00007fff552df780 R08: 0000000000000000 R09: 00007fff552dee20 [ 39.297910] R10: 0000000000000000 R11: 0000000000000246 R12: 000056329e2cdbf0 [ 39.299188] R13: 00007fff552dfbb0 R14: 000056329e2d7380 R15: 000056329e2e2460 [ 39.300484] [ 39.300909] irq event stamp: 1779 [ 39.301573] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 39.303067] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 39.304534] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 39.305808] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 39.307057] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.224343] ------------[ cut here ]------------ [ 42.225241] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.227311] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.228762] Modules linked in: [ 42.229413] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.231420] Tainted: [W]=WARN [ 42.231979] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.233452] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.234366] 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 [ 42.237574] RSP: 0018:ffff888016de7bc0 EFLAGS: 00010286 [ 42.238558] RAX: 0000000000000000 RBX: ffffed1002dbcf78 RCX: ffffffff813a4050 [ 42.239868] RDX: ffff888016f38000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.241148] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbcf2f [ 42.242433] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.243704] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016de7df8 [ 42.244972] FS: 00007f53bbdea900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.246392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.247447] CR2: 00007fff12d86ef7 CR3: 000000000e7cb000 CR4: 0000000000350ef0 [ 42.248719] Call Trace: [ 42.249185] [ 42.249642] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.250529] ? __create_object+0x59/0x80 [ 42.251293] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.252223] __vmalloc_noprof+0x59/0x60 [ 42.252979] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.253833] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.254759] bpf_prog_alloc+0x39/0x200 [ 42.255495] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.256421] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.257310] do_seccomp+0x349/0x25e0 [ 42.257986] ? find_held_lock+0x2b/0x80 [ 42.258751] ? do_prlimit+0x310/0x610 [ 42.259517] ? __pfx_do_seccomp+0x10/0x10 [ 42.260296] ? do_raw_spin_unlock+0x53/0x220 [ 42.261089] ? _raw_spin_unlock+0x1e/0x40 [ 42.261863] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.262827] ? static_key_count+0x60/0x80 [ 42.263643] prctl_set_seccomp+0x4e/0x70 [ 42.264412] __do_sys_prctl+0xe6c/0x1d70 [ 42.265163] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.266021] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.266989] ? irqentry_exit+0xf3/0x650 [ 42.267769] do_syscall_64+0xbf/0x430 [ 42.268511] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.269460] RIP: 0033:0x7f53bc2dc5cd [ 42.270125] 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 [ 42.273290] RSP: 002b:00007fff12d842f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.274656] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f53bc2dc5cd [ 42.275961] RDX: 0000558d0f5c5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.277266] RBP: 00007fff12d84350 R08: 0000000000000000 R09: 00007fff12d839f0 [ 42.278543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558d31f42b10 [ 42.279824] R13: 00007fff12d84780 R14: 0000558d31f432b0 R15: 0000558d31f576f0 [ 42.281120] [ 42.281579] irq event stamp: 1749 [ 42.282183] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 42.283701] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 42.285005] softirqs last enabled at (1340): [] handle_softirqs+0x50c/0x770 [ 42.286295] softirqs last disabled at (1335): [] __irq_exit_rcu+0xc4/0x100 [ 42.287562] ---[ end trace 0000000000000000 ]--- [ 43.059451] ------------[ cut here ]------------ [ 43.060365] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.062398] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.063839] Modules linked in: [ 43.064483] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.066443] Tainted: [W]=WARN [ 43.067001] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.068506] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.069435] 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 [ 43.072612] RSP: 0018:ffff88801684fbc0 EFLAGS: 00010286 [ 43.073584] RAX: 0000000000000000 RBX: ffffed1002d09f78 RCX: ffffffff813a4050 [ 43.074867] RDX: ffff88800eed3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.076165] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d09f2f [ 43.077449] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.078715] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801684fdf8 [ 43.079992] FS: 00007f24e7287900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.081450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.082523] CR2: 00007ffe4bef4ef7 CR3: 000000000e3b9000 CR4: 0000000000350ef0 [ 43.083833] Call Trace: [ 43.084341] [ 43.084747] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.085671] ? __create_object+0x59/0x80 [ 43.086448] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.087438] __vmalloc_noprof+0x59/0x60 [ 43.088142] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.089011] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.089932] bpf_prog_alloc+0x39/0x200 [ 43.090674] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.091609] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.092519] do_seccomp+0x349/0x25e0 [ 43.093183] ? find_held_lock+0x2b/0x80 [ 43.093935] ? do_prlimit+0x310/0x610 [ 43.094666] ? __pfx_do_seccomp+0x10/0x10 [ 43.096030] ? do_raw_spin_unlock+0x53/0x220 [ 43.096867] ? _raw_spin_unlock+0x1e/0x40 [ 43.097641] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.098595] ? static_key_count+0x60/0x80 [ 43.099412] prctl_set_seccomp+0x4e/0x70 [ 43.100143] __do_sys_prctl+0xe6c/0x1d70 [ 43.100929] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.101795] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.102775] ? irqentry_exit+0xf3/0x650 [ 43.103553] do_syscall_64+0xbf/0x430 [ 43.104237] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.105170] RIP: 0033:0x7f24e77795cd [ 43.105871] 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 [ 43.109017] RSP: 002b:00007ffe4bef36c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.110381] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f24e77795cd [ 43.111672] RDX: 0000557d18acde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.112943] RBP: 00007ffe4bef3720 R08: 0000000000000000 R09: 00007ffe4bef2dc0 [ 43.114204] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557d194c3bf0 [ 43.115476] R13: 00007ffe4bef3b50 R14: 0000557d194cd380 R15: 0000557d194d8460 [ 43.116720] [ 43.117074] irq event stamp: 1809 [ 43.117625] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 43.118904] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 43.120179] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 43.121457] softirqs last disabled at (1763): [] __irq_exit_rcu+0xc4/0x100 [ 43.122707] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12360' (ECDSA) to the list of known hosts. 2025/11/18 14:30:21 fuzzer started 2025/11/18 14:30:21 dialing manager at localhost:34383 2025/11/18 14:30:21 checking machine... 2025/11/18 14:30:21 checking revisions... [ 44.104019] kmemleak: Automatic memory scanning thread ended 2025/11/18 14:30:21 testing simple program... [ 44.183557] cgroup: Unknown subsys name 'net' [ 44.250076] cgroup: Unknown subsys name 'cpuset' [ 44.261456] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:30:21 Registers: info registers vcpu 0 RAX=0000000000043dcd RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff2d00ff68 CR3=000000000e51f000 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=2030323a30333a343120383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030323a30333a3431203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800e253000 RBX=0000000000000200 RCX=ffffffff8152d723 RDX=ffff88800e1a1240 RSI=0000000000000000 RDI=ffff88800e1a5110 RBP=ffff88800e1a5110 RSP=ffff8880169c7738 R8 =0000000000000001 R9 =ffffed1002d38ed8 R10=0000000000000003 R11=0000000000000001 R12=ffff888009c303e0 R13=0000000000000246 R14=ffff88800e1a5110 R15=ffff88800944c280 RIP=ffffffff81b61af4 RFL=00000082 [--S----] 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 00007f53bbdea900 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=00007f53bbdc9020 CR3=000000000dfce000 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