[ 39.142026] ------------[ cut here ]------------ [ 39.142947] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.144944] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.146375] Modules linked in: [ 39.146985] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.148938] Tainted: [W]=WARN [ 39.149519] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.151285] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.152266] 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 [ 39.155426] RSP: 0018:ffff888016e2fbc0 EFLAGS: 00010286 [ 39.156385] RAX: 0000000000000000 RBX: ffffed1002dc5f78 RCX: ffffffff813a4050 [ 39.157648] RDX: ffff888013b0b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.158935] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc5f2f [ 39.160215] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.161492] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e2fdf8 [ 39.162762] FS: 00007ff952bfa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.164209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.165277] CR2: 00007ffc23e99ef7 CR3: 000000000b847000 CR4: 0000000000350ef0 [ 39.166549] Call Trace: [ 39.167019] [ 39.167470] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.168367] ? __create_object+0x59/0x80 [ 39.169145] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.170064] __vmalloc_noprof+0x59/0x60 [ 39.170816] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.171693] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.172619] bpf_prog_alloc+0x39/0x200 [ 39.173357] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.174280] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.175181] do_seccomp+0x349/0x25e0 [ 39.175850] ? find_held_lock+0x2b/0x80 [ 39.176595] ? do_prlimit+0x310/0x610 [ 39.177334] ? __pfx_do_seccomp+0x10/0x10 [ 39.178113] ? do_raw_spin_unlock+0x53/0x220 [ 39.178905] ? _raw_spin_unlock+0x1e/0x40 [ 39.179673] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.180642] ? static_key_count+0x60/0x80 [ 39.181438] prctl_set_seccomp+0x4e/0x70 [ 39.182214] __do_sys_prctl+0xe6c/0x1d70 [ 39.182960] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.183807] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.184761] ? irqentry_exit+0xf3/0x650 [ 39.185521] do_syscall_64+0xbf/0x430 [ 39.186255] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.187209] RIP: 0033:0x7ff9530ec5cd [ 39.187866] 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 [ 39.191010] RSP: 002b:00007ffc23e977d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.192364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff9530ec5cd [ 39.193623] RDX: 000055778691be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.194915] RBP: 00007ffc23e97830 R08: 0000000000000000 R09: 00007ffc23e96ed0 [ 39.196178] R10: 0000000000000000 R11: 0000000000000246 R12: 00005577befe0ad0 [ 39.197438] R13: 00007ffc23e97c60 R14: 00005577befe1bc0 R15: 00005577beff2780 [ 39.198718] [ 39.199196] irq event stamp: 1873 [ 39.199795] hardirqs last enabled at (1881): [] __up_console_sem+0x78/0x80 [ 39.201053] hardirqs last disabled at (1890): [] __up_console_sem+0x5d/0x80 [ 39.202330] softirqs last enabled at (1516): [] handle_softirqs+0x50c/0x770 [ 39.203616] softirqs last disabled at (1511): [] __irq_exit_rcu+0xc4/0x100 [ 39.204872] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.559444] ------------[ cut here ]------------ [ 42.560013] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.561317] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.562257] Modules linked in: [ 42.562634] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.563919] Tainted: [W]=WARN [ 42.564767] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.565715] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.566295] 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 [ 42.568332] RSP: 0018:ffff88800fd3fbc0 EFLAGS: 00010286 [ 42.568927] RAX: 0000000000000000 RBX: ffffed1001fa7f78 RCX: ffffffff813a4050 [ 42.569753] RDX: ffff888015e91bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.570576] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001fa7f2f [ 42.571408] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.572225] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800fd3fdf8 [ 42.573023] FS: 00007f3a37ed3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.573955] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.574625] CR2: 00007f3a383c5580 CR3: 00000000209ce000 CR4: 0000000000350ef0 [ 42.575446] Call Trace: [ 42.575742] [ 42.576006] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.576581] ? __create_object+0x59/0x80 [ 42.577056] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.577685] __vmalloc_noprof+0x59/0x60 [ 42.578167] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.578704] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.579297] bpf_prog_alloc+0x39/0x200 [ 42.579742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.580340] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.580890] do_seccomp+0x349/0x25e0 [ 42.581350] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.581899] ? __pfx_do_seccomp+0x10/0x10 [ 42.582416] ? find_held_lock+0x2b/0x80 [ 42.582874] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.583504] ? static_key_count+0x60/0x80 [ 42.583995] prctl_set_seccomp+0x4e/0x70 [ 42.584489] __do_sys_prctl+0xe6c/0x1d70 [ 42.584968] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.585507] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.586125] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.586718] ? irqentry_exit+0xf3/0x650 [ 42.587205] do_syscall_64+0xbf/0x430 [ 42.587644] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.588249] RIP: 0033:0x7f3a383c55cd [ 42.588669] 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 [ 42.590690] RSP: 002b:00007fffc5563a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.591580] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a383c55cd [ 42.592393] RDX: 000055c201eb9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.593205] RBP: 00007fffc5563ab0 R08: 0000000000000000 R09: 00007fffc5563150 [ 42.593996] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c2399e5bf0 [ 42.594808] R13: 00007fffc5563ee0 R14: 000055c2399ef380 R15: 000055c2399fa460 [ 42.595638] [ 42.595902] irq event stamp: 1663 [ 42.596312] hardirqs last enabled at (1673): [] __up_console_sem+0x78/0x80 [ 42.597256] hardirqs last disabled at (1682): [] __up_console_sem+0x5d/0x80 [ 42.598206] softirqs last enabled at (1188): [] handle_softirqs+0x50c/0x770 [ 42.599155] softirqs last disabled at (1179): [] __irq_exit_rcu+0xc4/0x100 [ 42.600061] ---[ end trace 0000000000000000 ]--- [ 43.356705] ------------[ cut here ]------------ [ 43.357617] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.359677] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.361207] Modules linked in: [ 43.361788] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.364004] Tainted: [W]=WARN [ 43.364850] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.366344] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.367251] 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 [ 43.370406] RSP: 0018:ffff888016a3fbc0 EFLAGS: 00010286 [ 43.371392] RAX: 0000000000000000 RBX: ffffed1002d47f78 RCX: ffffffff813a4050 [ 43.372652] RDX: ffff888017599bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.373940] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d47f2f [ 43.375219] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.376481] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a3fdf8 [ 43.377747] FS: 00007fa09c025900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.379174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.380235] CR2: 00007fa09c517580 CR3: 000000001d842000 CR4: 0000000000350ef0 [ 43.381521] Call Trace: [ 43.381983] [ 43.382419] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.383357] ? __create_object+0x59/0x80 [ 43.384136] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.385046] __vmalloc_noprof+0x59/0x60 [ 43.385797] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.386665] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.387618] bpf_prog_alloc+0x39/0x200 [ 43.388357] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.389275] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.390189] do_seccomp+0x349/0x25e0 [ 43.390867] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.391774] ? __pfx_do_seccomp+0x10/0x10 [ 43.392547] ? find_held_lock+0x2b/0x80 [ 43.393290] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.394241] ? static_key_count+0x60/0x80 [ 43.395007] prctl_set_seccomp+0x4e/0x70 [ 43.395775] __do_sys_prctl+0xe6c/0x1d70 [ 43.396545] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.397396] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.398358] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.399340] ? irqentry_exit+0xf3/0x650 [ 43.400054] do_syscall_64+0xbf/0x430 [ 43.400809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.401780] RIP: 0033:0x7fa09c5175cd [ 43.402469] 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 [ 43.405632] RSP: 002b:00007fff95d02450 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.407014] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa09c5175cd [ 43.408305] RDX: 0000555bec3d7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.409587] RBP: 00007fff95d024b0 R08: 0000000000000000 R09: 00007fff95d01b50 [ 43.410857] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555becc9dad0 [ 43.412132] R13: 00007fff95d028e0 R14: 0000555becc9ebc0 R15: 0000555beccaf780 [ 43.413431] [ 43.413856] irq event stamp: 1827 [ 43.414506] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 43.416048] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 43.417600] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 43.419151] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 43.420675] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28054' (ECDSA) to the list of known hosts. 2025/11/18 23:40:02 fuzzer started 2025/11/18 23:40:02 dialing manager at localhost:34383 2025/11/18 23:40:02 checking machine... 2025/11/18 23:40:02 checking revisions... [ 44.322329] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:40:02 testing simple program... [ 44.415688] cgroup: Unknown subsys name 'net' [ 44.496318] cgroup: Unknown subsys name 'cpuset' [ 44.515912] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:40:01 Registers: info registers vcpu 0 RAX=ffff888009628001 RBX=ffff888009627840 RCX=0000000000000001 RDX=ffff888009627801 RSI=ffff8880096278e0 RDI=ffff888009627850 RBP=ffff8880096278e0 RSP=ffff888009627748 R8 =ffffffff869f213a R9 =0000000000000000 R10=000000000003c9ed R11=000000000000453f R12=0000000000000008 R13=ffff888009620000 R14=ffff8880096278e8 R15=ffff888009627840 RIP=ffffffff8135e2e9 RFL=00000202 [-------] 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 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3a37ea2008 CR3=00000000209c6000 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=0000000000020801 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 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2c944de008 CR3=000000000d5ef000 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=42704054b471a6889945e63004fa170c XMM02=ec2efd57dc4c00df0000000000304a00 XMM03=892a2613e74d79760000000000304ad0 XMM04=cdaf88171bc6d53100000000000ae988 XMM05=090f1556b20111b30000000000321478 XMM06=5b75c91c804453420000000000321300 XMM07=e042d86d42eb936e0000000000310878 XMM08=892a2613e74d79760000000000304ad0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000