[ 46.422717] ------------[ cut here ]------------ [ 46.423451] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.425139] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 46.426359] Modules linked in: [ 46.427127] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.428798] Tainted: [W]=WARN [ 46.429259] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.430500] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.431258] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 46.433943] RSP: 0018:ffff8880187cfbc0 EFLAGS: 00010286 [ 46.434796] RAX: 0000000000000000 RBX: ffffed10030f9f78 RCX: ffffffff813a4050 [ 46.435866] RDX: ffff88800f725340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.436954] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030f9f2f [ 46.438032] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.439116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880187cfdf8 [ 46.440195] FS: 00007eff0166f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.441411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.442309] CR2: 00007ffecff6cef8 CR3: 000000000d465000 CR4: 0000000000350ef0 [ 46.443395] Call Trace: [ 46.443813] [ 46.444164] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.444899] ? __create_object+0x59/0x80 [ 46.445518] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.446344] __vmalloc_noprof+0x59/0x60 [ 46.446990] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.447722] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.448465] bpf_prog_alloc+0x39/0x200 [ 46.449088] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.449862] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.450627] do_seccomp+0x349/0x25e0 [ 46.451189] ? find_held_lock+0x2b/0x80 [ 46.451829] ? do_prlimit+0x310/0x610 [ 46.452414] ? __pfx_do_seccomp+0x10/0x10 [ 46.453071] ? do_raw_spin_unlock+0x53/0x220 [ 46.453771] ? _raw_spin_unlock+0x1e/0x40 [ 46.454398] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.455212] ? static_key_count+0x60/0x80 [ 46.455887] prctl_set_seccomp+0x4e/0x70 [ 46.456505] __do_sys_prctl+0xe6c/0x1d70 [ 46.457160] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.457876] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.458701] ? irqentry_exit+0xf3/0x650 [ 46.459309] do_syscall_64+0xbf/0x430 [ 46.459926] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.460723] RIP: 0033:0x7eff01b615cd [ 46.461274] 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 [ 46.463950] RSP: 002b:00007ffecff6a590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.465101] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff01b615cd [ 46.466195] RDX: 00005653c85ede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.467295] RBP: 00007ffecff6a5f0 R08: 0000000000000000 R09: 00007ffecff69c90 [ 46.468372] R10: 0000000000000000 R11: 0000000000000246 R12: 00005653dfa10ad0 [ 46.469438] R13: 00007ffecff6aa20 R14: 00005653dfa11bc0 R15: 00005653dfa22780 [ 46.470559] [ 46.470922] irq event stamp: 1813 [ 46.471424] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 46.472705] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 46.473982] softirqs last enabled at (1328): [] handle_softirqs+0x50c/0x770 [ 46.475290] softirqs last disabled at (1267): [] __irq_exit_rcu+0xc4/0x100 [ 46.476572] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.154213] ------------[ cut here ]------------ [ 49.155141] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.157195] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.158638] Modules linked in: [ 49.159231] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.161203] Tainted: [W]=WARN [ 49.161784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.163240] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.164141] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 49.167248] RSP: 0018:ffff8880187bfbc0 EFLAGS: 00010286 [ 49.168202] RAX: 0000000000000000 RBX: ffffed10030f7f78 RCX: ffffffff813a4050 [ 49.169476] RDX: ffff888015341bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.171010] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030f7f2f [ 49.172303] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.173588] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880187bfdf8 [ 49.175145] FS: 00007ff71b4ae900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.176571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.177629] CR2: 00007ffe81422ef8 CR3: 000000000e73e000 CR4: 0000000000350ef0 [ 49.178922] Call Trace: [ 49.179375] [ 49.179830] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.180748] ? __create_object+0x59/0x80 [ 49.181478] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.182437] __vmalloc_noprof+0x59/0x60 [ 49.183188] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.184050] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.184974] bpf_prog_alloc+0x39/0x200 [ 49.185703] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.186637] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.187481] do_seccomp+0x349/0x25e0 [ 49.188185] ? find_held_lock+0x2b/0x80 [ 49.188933] ? do_prlimit+0x310/0x610 [ 49.189662] ? __pfx_do_seccomp+0x10/0x10 [ 49.190403] ? do_raw_spin_unlock+0x53/0x220 [ 49.191228] ? _raw_spin_unlock+0x1e/0x40 [ 49.191997] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.192958] ? static_key_count+0x60/0x80 [ 49.193749] prctl_set_seccomp+0x4e/0x70 [ 49.194468] __do_sys_prctl+0xe6c/0x1d70 [ 49.195242] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.196090] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.197038] ? irqentry_exit+0xf3/0x650 [ 49.197791] do_syscall_64+0xbf/0x430 [ 49.198487] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.199424] RIP: 0033:0x7ff71b9a05cd [ 49.200114] 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 [ 49.203207] RSP: 002b:00007ffe81420880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.204568] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff71b9a05cd [ 49.205825] RDX: 0000558e5ee2de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.207096] RBP: 00007ffe814208e0 R08: 0000000000000000 R09: 00007ffe8141ff80 [ 49.208345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558e6bfa72b0 [ 49.209599] R13: 00007ffe81420d10 R14: 0000558e6bfa9d20 R15: 0000558e6bfbb8d0 [ 49.211004] [ 49.211421] irq event stamp: 1765 [ 49.212062] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 49.213572] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 49.215093] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 49.216642] softirqs last disabled at (1805): [] __irq_exit_rcu+0xc4/0x100 [ 49.218152] ---[ end trace 0000000000000000 ]--- [ 49.981711] ------------[ cut here ]------------ [ 49.982674] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.984764] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.986293] Modules linked in: [ 49.986948] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.988939] Tainted: [W]=WARN [ 49.989485] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.990961] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.991870] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 49.995041] RSP: 0018:ffff888017217bc0 EFLAGS: 00010286 [ 49.996016] RAX: 0000000000000000 RBX: ffffed1002e42f78 RCX: ffffffff813a4050 [ 49.997300] RDX: ffff888016543780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.998588] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e42f2f [ 49.999865] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.001131] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017217df8 [ 50.002416] FS: 00007f49f7121900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.003837] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.004868] CR2: 00007f49f7613580 CR3: 000000000d97c000 CR4: 0000000000350ef0 [ 50.006133] Call Trace: [ 50.006659] [ 50.007082] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.007977] ? __create_object+0x59/0x80 [ 50.008767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.009745] __vmalloc_noprof+0x59/0x60 [ 50.010489] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.011365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.012316] bpf_prog_alloc+0x39/0x200 [ 50.013053] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.013979] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.014898] do_seccomp+0x349/0x25e0 [ 50.015624] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.016481] ? __pfx_do_seccomp+0x10/0x10 [ 50.017270] ? find_held_lock+0x2b/0x80 [ 50.018024] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.019027] ? static_key_count+0x60/0x80 [ 50.019845] prctl_set_seccomp+0x4e/0x70 [ 50.020642] __do_sys_prctl+0xe6c/0x1d70 [ 50.021390] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.022271] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.023246] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.024230] ? irqentry_exit+0xf3/0x650 [ 50.025015] do_syscall_64+0xbf/0x430 [ 50.025759] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.026726] RIP: 0033:0x7f49f76135cd [ 50.027390] 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 [ 50.030593] RSP: 002b:00007ffd1dcd2ad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.031971] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f49f76135cd [ 50.033279] RDX: 000056552ac19e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.034606] RBP: 00007ffd1dcd2b30 R08: 0000000000000000 R09: 00007ffd1dcd21d0 [ 50.035887] R10: 0000000000000000 R11: 0000000000000246 R12: 000056554afacad0 [ 50.037168] R13: 00007ffd1dcd2f60 R14: 000056554afadbc0 R15: 000056554afbe780 [ 50.038481] [ 50.038955] irq event stamp: 1753 [ 50.039618] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 50.041170] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 50.042702] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 50.044241] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 50.045751] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26743' (ECDSA) to the list of known hosts. 2025/11/18 06:30:19 fuzzer started 2025/11/18 06:30:19 dialing manager at localhost:37895 2025/11/18 06:30:19 checking machine... 2025/11/18 06:30:19 checking revisions... [ 50.966298] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:30:19 testing simple program... [ 51.055926] cgroup: Unknown subsys name 'net' [ 51.115333] cgroup: Unknown subsys name 'cpuset' [ 51.137357] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:30:18 Registers: info registers vcpu 0 RAX=0000000000fc0103 RBX=0000000000000000 RCX=ffff88800e9747e0 RDX=00000000000000f1 RSI=0000000046159afe RDI=ffffffff8100148a RBP=ffff88800944cc80 RSP=ffff88806ce08e00 R8 =00000000a8ea08df R9 =ffff88806c8f18e0 R10=0000000000000001 R11=0000000000000000 R12=ffff8880164658c0 R13=ffff88800944cc80 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81b2a3f3 RFL=00000282 [--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 00007ff71b4ae900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff71b478008 CR3=000000001f94f000 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=00000000000248f5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000558e6c022000 CR3=000000000d045000 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=b6549d8e128952b66d4f015fbcf8c641 XMM02=00000000003051d0eff9b2d0a8fce9cb XMM03=00000000003052a02c67c8bc2e329bc3 XMM04=858070649112b0cb00000000000ae988 XMM05=3672ad79b5f3b6b60000000000321730 XMM06=5b75c91c804453420000000000320db8 XMM07=e042d86d42eb936e00000000003121b0 XMM08=e31665dcd967ba9200000000003052a0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000