[ 39.096020] ------------[ cut here ]------------ [ 39.096962] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.099018] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.100758] Modules linked in: [ 39.101417] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.103459] Tainted: [W]=WARN [ 39.104029] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.105557] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.106486] 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 [ 39.109773] RSP: 0018:ffff88801941fbc0 EFLAGS: 00010286 [ 39.110788] RAX: 0000000000000000 RBX: ffffed1003283f78 RCX: ffffffff813a4050 [ 39.112112] RDX: ffff888015f8b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.113446] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003283f2f [ 39.114766] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.116085] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801941fdf8 [ 39.117418] FS: 00007f710dfb7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.118901] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.120000] CR2: 00007ffe47f16ef7 CR3: 000000000c591000 CR4: 0000000000350ef0 [ 39.121335] Call Trace: [ 39.121847] [ 39.122266] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.123189] ? __create_object+0x59/0x80 [ 39.123991] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.125010] __vmalloc_noprof+0x59/0x60 [ 39.125794] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.126682] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.127641] bpf_prog_alloc+0x39/0x200 [ 39.128405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.129323] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.130261] do_seccomp+0x349/0x25e0 [ 39.131000] ? find_held_lock+0x2b/0x80 [ 39.131774] ? do_prlimit+0x310/0x610 [ 39.132541] ? __pfx_do_seccomp+0x10/0x10 [ 39.133319] ? do_raw_spin_unlock+0x53/0x220 [ 39.134183] ? _raw_spin_unlock+0x1e/0x40 [ 39.134992] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.135988] ? static_key_count+0x60/0x80 [ 39.136828] prctl_set_seccomp+0x4e/0x70 [ 39.137634] __do_sys_prctl+0xe6c/0x1d70 [ 39.138438] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.139275] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.140278] ? irqentry_exit+0xf3/0x650 [ 39.141064] do_syscall_64+0xbf/0x430 [ 39.141802] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.142747] RIP: 0033:0x7f710e4a95cd [ 39.143441] 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 [ 39.146637] RSP: 002b:00007ffe47f15670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.147999] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f710e4a95cd [ 39.149297] RDX: 00005604ccea8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.150610] RBP: 00007ffe47f156d0 R08: 0000000000000000 R09: 00007ffe47f14d70 [ 39.151897] R10: 0000000000000000 R11: 0000000000000246 R12: 00005604f2992ad0 [ 39.153495] R13: 00007ffe47f15b00 R14: 00005604f2993bc0 R15: 00005604f29a4780 [ 39.154775] [ 39.155200] irq event stamp: 1807 [ 39.155833] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.157380] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.158888] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 39.160427] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100 [ 39.161940] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.141536] ------------[ cut here ]------------ [ 42.142461] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.144493] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.145969] Modules linked in: [ 42.146666] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.148668] Tainted: [W]=WARN [ 42.149237] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.150753] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.151689] 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 [ 42.154967] RSP: 0018:ffff88801683fbc0 EFLAGS: 00010286 [ 42.155972] RAX: 0000000000000000 RBX: ffffed1002d07f78 RCX: ffffffff813a4050 [ 42.157307] RDX: ffff88801614d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.158664] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d07f2f [ 42.159981] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.161311] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801683fdf8 [ 42.162656] FS: 00007f727b8a4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.164146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.165251] CR2: 00007f727bd96580 CR3: 000000000d94c000 CR4: 0000000000350ef0 [ 42.166579] Call Trace: [ 42.167058] [ 42.167525] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.168448] ? __create_object+0x59/0x80 [ 42.169218] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.170212] __vmalloc_noprof+0x59/0x60 [ 42.170982] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.171875] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.172847] bpf_prog_alloc+0x39/0x200 [ 42.173608] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.174565] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.175498] do_seccomp+0x349/0x25e0 [ 42.176192] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.177129] ? __pfx_do_seccomp+0x10/0x10 [ 42.177933] ? find_held_lock+0x2b/0x80 [ 42.178713] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.179703] ? static_key_count+0x60/0x80 [ 42.180526] prctl_set_seccomp+0x4e/0x70 [ 42.181286] __do_sys_prctl+0xe6c/0x1d70 [ 42.182089] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.182966] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.183963] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.185012] ? irqentry_exit+0xf3/0x650 [ 42.185808] do_syscall_64+0xbf/0x430 [ 42.186570] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.187553] RIP: 0033:0x7f727bd965cd [ 42.188233] 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 [ 42.191506] RSP: 002b:00007ffee57abad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.192933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f727bd965cd [ 42.194259] RDX: 00005582e9543e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.195580] RBP: 00007ffee57abb30 R08: 0000000000000000 R09: 00007ffee57ab1d0 [ 42.196914] R10: 0000000000000000 R11: 0000000000000246 R12: 00005582fb3732b0 [ 42.198233] R13: 00007ffee57abf60 R14: 00005582fb375d20 R15: 00005582fb3878d0 [ 42.199572] [ 42.200008] irq event stamp: 1803 [ 42.200671] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 42.202253] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 42.203820] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 42.205414] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 42.206971] ---[ end trace 0000000000000000 ]--- [ 43.090670] ------------[ cut here ]------------ [ 43.091616] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.093774] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.095401] Modules linked in: [ 43.096018] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.098430] Tainted: [W]=WARN [ 43.099014] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.100526] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.101536] 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 [ 43.104849] RSP: 0018:ffff88800ef67bc0 EFLAGS: 00010286 [ 43.105870] RAX: 0000000000000000 RBX: ffffed1001decf78 RCX: ffffffff813a4050 [ 43.107201] RDX: ffff888015f90000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.108546] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001decf2f [ 43.109935] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.111006] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef67df8 [ 43.112067] FS: 00007fcb48c47900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.113270] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.114151] CR2: 00007ffd97258ef7 CR3: 000000000d952000 CR4: 0000000000350ef0 [ 43.115205] Call Trace: [ 43.115616] [ 43.115957] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.116687] ? __create_object+0x59/0x80 [ 43.117307] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.118114] __vmalloc_noprof+0x59/0x60 [ 43.118764] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.119482] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.120216] bpf_prog_alloc+0x39/0x200 [ 43.120836] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.121604] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.122313] do_seccomp+0x349/0x25e0 [ 43.122914] ? find_held_lock+0x2b/0x80 [ 43.123541] ? do_prlimit+0x310/0x610 [ 43.124124] ? __pfx_do_seccomp+0x10/0x10 [ 43.124779] ? do_raw_spin_unlock+0x53/0x220 [ 43.125468] ? _raw_spin_unlock+0x1e/0x40 [ 43.126081] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.126896] ? static_key_count+0x60/0x80 [ 43.127556] prctl_set_seccomp+0x4e/0x70 [ 43.128165] __do_sys_prctl+0xe6c/0x1d70 [ 43.128822] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.129543] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.130317] ? irqentry_exit+0xf3/0x650 [ 43.130954] do_syscall_64+0xbf/0x430 [ 43.131576] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.132380] RIP: 0033:0x7fcb491395cd [ 43.132946] 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 [ 43.135557] RSP: 002b:00007ffd97257860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.136680] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcb491395cd [ 43.137765] RDX: 0000558f54252e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.138827] RBP: 00007ffd972578c0 R08: 0000000000000000 R09: 00007ffd97256f60 [ 43.139898] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f6e13a240 [ 43.140978] R13: 00007ffd97257cf0 R14: 0000558f6e139bf0 R15: 0000558f6e14e4d0 [ 43.142062] [ 43.142446] irq event stamp: 1853 [ 43.142953] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 43.144223] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 43.145502] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 43.146793] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 43.148041] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23564' (ECDSA) to the list of known hosts. 2025/11/18 15:03:16 fuzzer started 2025/11/18 15:03:17 dialing manager at localhost:34383 2025/11/18 15:03:17 checking machine... 2025/11/18 15:03:17 checking revisions... [ 44.053842] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:03:17 testing simple program... [ 44.139379] cgroup: Unknown subsys name 'net' [ 44.219372] cgroup: Unknown subsys name 'cpuset' [ 44.236839] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:03:16 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=1dc944f2884151a2 RDX=00000000b574b507 RSI=000000004a821489 RDI=0000000000000923 RBP=ffff88806ce3db10 RSP=ffff888015a5f6d0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000001 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152936e 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 00007febc2569900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f727be5c0b0 CR3=000000000d549000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=23ca6c4a158d5fc700000000000ae988 XMM05=e0ff58190139b8c60000000000321290 XMM06=090f1556b20111b300000000003203d8 XMM07=fb795ef6d65770560000000000310260 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffffed100d9e1163 RCX=0000000000000000 RDX=0000000000000001 RSI=ffff88806cf08b38 RDI=ffffffff81619130 RBP=ffff888008c4b780 RSP=ffff88806cf08b18 R8 =0000000000000003 R9 =0000000000000005 R10=ffffed1004018825 R11=0000000000000001 R12=0000000000000000 R13=0000000000000001 R14=ffff8880200c4128 R15=ffff888008c4b780 RIP=ffffffff816194a4 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 =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 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f94883d7260 CR3=00000000201e0000 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=756e696c2d34365f3638782f62696c2f XMM01=732e746964756162696c2f756e672d78 XMM02=00312e6f732e746964756162696c2f75 XMM03=6e672d78756e696c2d34365f3638782f XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000