[ 39.196181] ------------[ cut here ]------------ [ 39.197195] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.199324] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.200893] Modules linked in: [ 39.201556] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.203691] Tainted: [W]=WARN [ 39.204335] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.205916] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.206878] 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 [ 39.210299] RSP: 0018:ffff888019167bc0 EFLAGS: 00010286 [ 39.211351] RAX: 0000000000000000 RBX: ffffed100322cf78 RCX: ffffffff813a4050 [ 39.212734] RDX: ffff888015f25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.214099] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100322cf2f [ 39.215466] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.216843] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019167df8 [ 39.218226] FS: 00007f33e34c4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.219772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.220905] CR2: 00007f33e39b6580 CR3: 000000000cc23000 CR4: 0000000000350ef0 [ 39.222303] Call Trace: [ 39.222797] [ 39.223278] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.224235] ? __create_object+0x59/0x80 [ 39.225071] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.226111] __vmalloc_noprof+0x59/0x60 [ 39.226871] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.227810] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.228814] bpf_prog_alloc+0x39/0x200 [ 39.229603] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.230584] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.231538] do_seccomp+0x349/0x25e0 [ 39.232308] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.233270] ? __pfx_do_seccomp+0x10/0x10 [ 39.234102] ? find_held_lock+0x2b/0x80 [ 39.234854] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.235866] ? static_key_count+0x60/0x80 [ 39.236815] prctl_set_seccomp+0x4e/0x70 [ 39.237643] __do_sys_prctl+0xe6c/0x1d70 [ 39.238472] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.239370] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.240410] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.241426] ? irqentry_exit+0xf3/0x650 [ 39.242226] do_syscall_64+0xbf/0x430 [ 39.243003] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.244015] RIP: 0033:0x7f33e39b65cd [ 39.244715] 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 [ 39.248077] RSP: 002b:00007ffea017e880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.249553] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f33e39b65cd [ 39.250990] RDX: 0000564ae136ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.252272] RBP: 00007ffea017e8e0 R08: 0000000000000000 R09: 00007ffea017df80 [ 39.253088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b15721ad0 [ 39.253868] R13: 00007ffea017ed10 R14: 0000564b15722bc0 R15: 0000564b15733780 [ 39.254686] [ 39.254979] irq event stamp: 1701 [ 39.255363] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 39.256284] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 39.257107] softirqs last enabled at (1436): [] handle_softirqs+0x50c/0x770 [ 39.257944] softirqs last disabled at (1431): [] __irq_exit_rcu+0xc4/0x100 [ 39.258739] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.597571] ------------[ cut here ]------------ [ 42.598480] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.600658] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.602118] Modules linked in: [ 42.602710] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.604734] Tainted: [W]=WARN [ 42.605330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.606811] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.607733] 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 [ 42.610951] RSP: 0018:ffff888017177bc0 EFLAGS: 00010286 [ 42.611885] RAX: 0000000000000000 RBX: ffffed1002e2ef78 RCX: ffffffff813a4050 [ 42.613182] RDX: ffff888016a9d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.614477] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2ef2f [ 42.615771] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.617062] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017177df8 [ 42.618349] FS: 00007fba67a4b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.619808] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.620861] CR2: 00007fffe6218ef7 CR3: 000000000d2ce000 CR4: 0000000000350ef0 [ 42.622154] Call Trace: [ 42.622622] [ 42.623078] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.623990] ? __create_object+0x59/0x80 [ 42.624742] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.625721] __vmalloc_noprof+0x59/0x60 [ 42.626482] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.627358] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.628296] bpf_prog_alloc+0x39/0x200 [ 42.629039] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.629966] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.630868] do_seccomp+0x349/0x25e0 [ 42.631616] ? find_held_lock+0x2b/0x80 [ 42.632414] ? do_prlimit+0x310/0x610 [ 42.633171] ? __pfx_do_seccomp+0x10/0x10 [ 42.633984] ? do_raw_spin_unlock+0x53/0x220 [ 42.634824] ? _raw_spin_unlock+0x1e/0x40 [ 42.635602] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.636592] ? static_key_count+0x60/0x80 [ 42.637410] prctl_set_seccomp+0x4e/0x70 [ 42.638231] __do_sys_prctl+0xe6c/0x1d70 [ 42.639085] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.639963] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.640910] ? irqentry_exit+0xf3/0x650 [ 42.641705] do_syscall_64+0xbf/0x430 [ 42.642455] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.643450] RIP: 0033:0x7fba67f3d5cd [ 42.644175] 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 [ 42.647379] RSP: 002b:00007fffe6216fa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.648837] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fba67f3d5cd [ 42.650156] RDX: 000055f9755abe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.651497] RBP: 00007fffe6217000 R08: 0000000000000000 R09: 00007fffe62166a0 [ 42.652744] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f9a432a240 [ 42.653856] R13: 00007fffe6217430 R14: 000055f9a4329bf0 R15: 000055f9a433e4d0 [ 42.655014] [ 42.655365] irq event stamp: 1711 [ 42.655880] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 42.657145] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 42.658471] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 42.659833] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 42.661110] ---[ end trace 0000000000000000 ]--- [ 43.426566] ------------[ cut here ]------------ [ 43.427552] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.429547] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.431057] Modules linked in: [ 43.431639] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.433614] Tainted: [W]=WARN [ 43.434224] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.435714] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.436610] 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 [ 43.439789] RSP: 0018:ffff888016ebfbc0 EFLAGS: 00010286 [ 43.440754] RAX: 0000000000000000 RBX: ffffed1002dd7f78 RCX: ffffffff813a4050 [ 43.442030] RDX: ffff88800f3bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.443320] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd7f2f [ 43.444627] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.445884] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ebfdf8 [ 43.447149] FS: 00007f8ddbc22900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.448575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.449614] CR2: 00007f8ddc114580 CR3: 0000000009d6a000 CR4: 0000000000350ef0 [ 43.450894] Call Trace: [ 43.451386] [ 43.451808] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.452695] ? __create_object+0x59/0x80 [ 43.453463] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.454429] __vmalloc_noprof+0x59/0x60 [ 43.455170] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.456048] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.456984] bpf_prog_alloc+0x39/0x200 [ 43.457676] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.458654] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.459548] do_seccomp+0x349/0x25e0 [ 43.460276] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.461164] ? __pfx_do_seccomp+0x10/0x10 [ 43.461890] ? find_held_lock+0x2b/0x80 [ 43.462647] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.463603] ? static_key_count+0x60/0x80 [ 43.464409] prctl_set_seccomp+0x4e/0x70 [ 43.465177] __do_sys_prctl+0xe6c/0x1d70 [ 43.465900] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.466745] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.467706] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.468661] ? irqentry_exit+0xf3/0x650 [ 43.469430] do_syscall_64+0xbf/0x430 [ 43.470158] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.471099] RIP: 0033:0x7f8ddc1145cd [ 43.471760] 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 [ 43.474853] RSP: 002b:00007fff36badcf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.476198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ddc1145cd [ 43.477457] RDX: 000055b588debe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.478720] RBP: 00007fff36badd50 R08: 0000000000000000 R09: 00007fff36bad3f0 [ 43.480022] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b5aa720bf0 [ 43.481289] R13: 00007fff36bae180 R14: 000055b5aa72a380 R15: 000055b5aa735460 [ 43.482570] [ 43.483042] irq event stamp: 1749 [ 43.483648] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 43.485158] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 43.486654] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 43.488180] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 43.489501] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46319' (ECDSA) to the list of known hosts. 2025/11/19 00:46:53 fuzzer started 2025/11/19 00:46:54 dialing manager at localhost:34383 2025/11/19 00:46:54 checking machine... 2025/11/19 00:46:54 checking revisions... [ 44.392899] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:46:54 testing simple program... [ 44.486138] cgroup: Unknown subsys name 'net' [ 44.546916] cgroup: Unknown subsys name 'cpuset' [ 44.586902] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:46:53 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=1ffff11002d65fa3 RCX=ffffffff81a06a92 RDX=ffff888016a9b780 RSI=0000000000000000 RDI=0000000000000005 RBP=0000000000000000 RSP=ffff888016b2fcd0 R8 =0000000000000000 R9 =fffffbfff10b4a84 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=ffff88800b6cec80 R14=800000001c549067 R15=ffff888017a52a00 RIP=ffffffff81751e00 RFL=00000246 [---Z-P-] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fba67a4b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffe620fe6c CR3=000000000ad93000 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=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=000000000000000000000000000000ff XMM04=4231b724ebe01de0210473248d4506a6 XMM05=000000000000000000000000000000ff XMM06=42261e24ebb21d4b1f0473241c450600 XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000234d5 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f197c2bf010 CR3=000000000cf3f000 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=1b2e1baf9fb12488104215bcc9ceafc2 XMM02=00000000003026c8ec2efd57dc4c00df XMM03=000000000030e52090dfcc238532a444 XMM04=476adedecd4a4fe400000000000ae988 XMM05=a2011fb0e111c5de000000000031fd18 XMM06=474038aa6c007e1f000000000031edb8 XMM07=e042d86d42eb936e000000000030e7f8 XMM08=90dfcc238532a4440000000000302728 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000