[ 39.151018] ------------[ cut here ]------------ [ 39.151501] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.152519] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.153233] Modules linked in: [ 39.153561] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.154573] Tainted: [W]=WARN [ 39.154858] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.155604] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.156045] 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 [ 39.157653] RSP: 0018:ffff888017997bc0 EFLAGS: 00010286 [ 39.158124] RAX: 0000000000000000 RBX: ffffed1002f32f78 RCX: ffffffff813a4050 [ 39.158770] RDX: ffff888016153780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.159394] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f32f2f [ 39.160037] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.160681] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017997df8 [ 39.161302] FS: 00007fe2e139b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.162037] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.162576] CR2: 00007ffdffd74ef7 CR3: 000000000dbc4000 CR4: 0000000000350ef0 [ 39.163198] Call Trace: [ 39.163453] [ 39.163661] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.164089] ? __create_object+0x59/0x80 [ 39.164484] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.164950] __vmalloc_noprof+0x59/0x60 [ 39.165306] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.165749] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.166195] bpf_prog_alloc+0x39/0x200 [ 39.166567] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.167013] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.167470] do_seccomp+0x349/0x25e0 [ 39.167809] ? find_held_lock+0x2b/0x80 [ 39.168168] ? do_prlimit+0x310/0x610 [ 39.168544] ? __pfx_do_seccomp+0x10/0x10 [ 39.168917] ? do_raw_spin_unlock+0x53/0x220 [ 39.169311] ? _raw_spin_unlock+0x1e/0x40 [ 39.169718] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.170182] ? static_key_count+0x60/0x80 [ 39.170583] prctl_set_seccomp+0x4e/0x70 [ 39.170954] __do_sys_prctl+0xe6c/0x1d70 [ 39.171323] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.171753] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.172214] ? irqentry_exit+0xf3/0x650 [ 39.172593] do_syscall_64+0xbf/0x430 [ 39.172948] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.173397] RIP: 0033:0x7fe2e188d5cd [ 39.173757] 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 [ 39.175335] RSP: 002b:00007ffdffd73d30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.176015] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe2e188d5cd [ 39.176651] RDX: 000056433be79e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.177263] RBP: 00007ffdffd73d90 R08: 0000000000000000 R09: 00007ffdffd73430 [ 39.177908] R10: 0000000000000000 R11: 0000000000000246 R12: 000056434bc92ad0 [ 39.178547] R13: 00007ffdffd741c0 R14: 000056434bc93bc0 R15: 000056434bca4780 [ 39.179175] [ 39.179385] irq event stamp: 2873 [ 39.179712] hardirqs last enabled at (2883): [] __up_console_sem+0x78/0x80 [ 39.180467] hardirqs last disabled at (2892): [] __up_console_sem+0x5d/0x80 [ 39.181201] softirqs last enabled at (2418): [] handle_softirqs+0x50c/0x770 [ 39.181974] softirqs last disabled at (2409): [] __irq_exit_rcu+0xc4/0x100 [ 39.182724] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.402845] ------------[ cut here ]------------ [ 41.403409] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.404701] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.405629] Modules linked in: [ 41.406027] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.407301] Tainted: [W]=WARN [ 41.407985] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.408917] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.409500] 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 [ 41.411732] RSP: 0018:ffff8880161ffbc0 EFLAGS: 00010286 [ 41.412538] RAX: 0000000000000000 RBX: ffffed1002c3ff78 RCX: ffffffff813a4050 [ 41.413328] RDX: ffff88800ef00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.414140] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c3ff2f [ 41.414946] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.415751] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880161ffdf8 [ 41.416864] FS: 00007f8855d43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.417894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.418578] CR2: 00007f8856235580 CR3: 0000000020a01000 CR4: 0000000000350ef0 [ 41.419380] Call Trace: [ 41.419705] [ 41.419970] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.420538] ? __create_object+0x59/0x80 [ 41.421006] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.421628] __vmalloc_noprof+0x59/0x60 [ 41.422083] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.422647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.423209] bpf_prog_alloc+0x39/0x200 [ 41.423684] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.424246] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.424822] do_seccomp+0x349/0x25e0 [ 41.425252] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.425833] ? __pfx_do_seccomp+0x10/0x10 [ 41.426313] ? find_held_lock+0x2b/0x80 [ 41.426797] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.427384] ? static_key_count+0x60/0x80 [ 41.427896] prctl_set_seccomp+0x4e/0x70 [ 41.428361] __do_sys_prctl+0xe6c/0x1d70 [ 41.428858] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.429378] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.430002] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.430620] ? irqentry_exit+0xf3/0x650 [ 41.431079] do_syscall_64+0xbf/0x430 [ 41.431548] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.432125] RIP: 0033:0x7f88562355cd [ 41.432578] 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 [ 41.434624] RSP: 002b:00007ffedae53000 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.435504] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f88562355cd [ 41.436291] RDX: 0000562359a3de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.437111] RBP: 00007ffedae53060 R08: 0000000000000000 R09: 00007ffedae52700 [ 41.437938] R10: 0000000000000000 R11: 0000000000000246 R12: 000056236b925ad0 [ 41.438757] R13: 00007ffedae53490 R14: 000056236b926bc0 R15: 000056236b937780 [ 41.439591] [ 41.439861] irq event stamp: 1723 [ 41.440245] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 41.441221] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 41.442196] softirqs last enabled at (1310): [] handle_softirqs+0x50c/0x770 [ 41.443178] softirqs last disabled at (1305): [] __irq_exit_rcu+0xc4/0x100 [ 41.444150] ---[ end trace 0000000000000000 ]--- [ 42.038726] ------------[ cut here ]------------ [ 42.039289] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.040542] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.041456] Modules linked in: [ 42.041836] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.043097] Tainted: [W]=WARN [ 42.043465] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.044362] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.045082] 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 [ 42.047281] RSP: 0018:ffff888017b07bc0 EFLAGS: 00010286 [ 42.047903] RAX: 0000000000000000 RBX: ffffed1002f60f78 RCX: ffffffff813a4050 [ 42.048712] RDX: ffff8880160a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.049534] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f60f2f [ 42.050316] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.051123] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b07df8 [ 42.051936] FS: 00007f63ad364900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.052840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.053511] CR2: 00007f63ad856580 CR3: 000000000e872000 CR4: 0000000000350ef0 [ 42.054309] Call Trace: [ 42.054633] [ 42.054896] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.055461] ? __create_object+0x59/0x80 [ 42.055927] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.056535] __vmalloc_noprof+0x59/0x60 [ 42.056985] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.057542] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.058109] bpf_prog_alloc+0x39/0x200 [ 42.058576] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.059138] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.059705] do_seccomp+0x349/0x25e0 [ 42.060136] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.060702] ? __pfx_do_seccomp+0x10/0x10 [ 42.061174] ? find_held_lock+0x2b/0x80 [ 42.061659] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.062236] ? static_key_count+0x60/0x80 [ 42.062739] prctl_set_seccomp+0x4e/0x70 [ 42.063201] __do_sys_prctl+0xe6c/0x1d70 [ 42.063699] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.064214] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.064822] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.065407] ? irqentry_exit+0xf3/0x650 [ 42.065903] do_syscall_64+0xbf/0x430 [ 42.066346] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.066950] RIP: 0033:0x7f63ad8565cd [ 42.067368] 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 [ 42.069366] RSP: 002b:00007ffe1d776850 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.070241] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f63ad8565cd [ 42.071058] RDX: 0000557b2c35ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.071872] RBP: 00007ffe1d7768b0 R08: 0000000000000000 R09: 00007ffe1d775f50 [ 42.072683] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b472acad0 [ 42.073492] R13: 00007ffe1d776ce0 R14: 0000557b472adbc0 R15: 0000557b472be780 [ 42.074293] [ 42.074589] irq event stamp: 1817 [ 42.074973] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 42.075938] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 42.076910] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 42.077899] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 42.078867] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:25832' (ECDSA) to the list of known hosts. 2025/11/18 19:12:08 fuzzer started 2025/11/18 19:12:09 dialing manager at localhost:34383 2025/11/18 19:12:09 checking machine... 2025/11/18 19:12:09 checking revisions... [ 43.018883] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:12:09 testing simple program... [ 43.117625] cgroup: Unknown subsys name 'net' [ 43.172631] cgroup: Unknown subsys name 'cpuset' [ 43.188909] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:12:08 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff88800ef01bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88800ef02640 RDI=ffff88800ef02640 RBP=ffff88800ef02618 RSP=ffff88801612f210 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff88800ef02640 R13=b3e1365a875bb4c5 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815228f3 RFL=00000007 [-----PC] 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 00007f8855d43900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8855d12008 CR3=000000002099f000 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 info registers vcpu 1 RAX=000000000001e4e7 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=00000206 [-----P-] 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f812950e2b0 CR3=000000000c753000 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=32313a393120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323434 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000