[ 38.922784] ------------[ cut here ]------------ [ 38.923662] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.925652] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 38.927161] Modules linked in: [ 38.927793] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.929799] Tainted: [W]=WARN [ 38.930394] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.931943] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.932875] 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 [ 38.936094] RSP: 0018:ffff888017857bc0 EFLAGS: 00010286 [ 38.937083] RAX: 0000000000000000 RBX: ffffed1002f0af78 RCX: ffffffff813a4050 [ 38.938381] RDX: ffff88800fa80000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.939682] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f0af2f [ 38.940992] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.942285] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017857df8 [ 38.943561] FS: 00007fa3f191f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.944997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.946084] CR2: 00007ffcc1e94ef7 CR3: 000000000e6b3000 CR4: 0000000000350ef0 [ 38.947380] Call Trace: [ 38.947898] [ 38.948313] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.949220] ? __create_object+0x59/0x80 [ 38.950008] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.950979] __vmalloc_noprof+0x59/0x60 [ 38.951773] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.952620] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.953542] bpf_prog_alloc+0x39/0x200 [ 38.954297] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.955219] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.956117] do_seccomp+0x349/0x25e0 [ 38.956830] ? __pfx_do_seccomp+0x10/0x10 [ 38.957560] ? cap_task_prctl+0x29/0xab0 [ 38.958336] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.959291] ? static_key_count+0x60/0x80 [ 38.960085] prctl_set_seccomp+0x4e/0x70 [ 38.960858] __do_sys_prctl+0xe6c/0x1d70 [ 38.961585] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.962441] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.963393] ? irqentry_exit+0xf3/0x650 [ 38.964156] do_syscall_64+0xbf/0x430 [ 38.964898] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.965840] RIP: 0033:0x7fa3f1e115cd [ 38.966499] 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 [ 38.969590] RSP: 002b:00007ffcc1e93a40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.970944] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa3f1e115cd [ 38.972198] RDX: 0000559941bb9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.973450] RBP: 00007ffcc1e93aa0 R08: 0000000000000000 R09: 00007ffcc1e93140 [ 38.974730] R10: 0000000000000000 R11: 0000000000000246 R12: 00005599453fe2b0 [ 38.975989] R13: 00007ffcc1e93ed0 R14: 0000559945400d20 R15: 00005599454128d0 [ 38.977277] [ 38.977696] irq event stamp: 1691 [ 38.978346] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 38.979533] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 38.980446] softirqs last enabled at (1256): [] handle_softirqs+0x50c/0x770 [ 38.981368] softirqs last disabled at (1241): [] __irq_exit_rcu+0xc4/0x100 [ 38.982290] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.067103] ------------[ cut here ]------------ [ 41.068040] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.070041] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.071514] Modules linked in: [ 41.072182] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.074219] Tainted: [W]=WARN [ 41.074831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.076345] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.077277] 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 [ 41.080527] RSP: 0018:ffff888009cc7bc0 EFLAGS: 00010286 [ 41.081528] RAX: 0000000000000000 RBX: ffffed1001398f78 RCX: ffffffff813a4050 [ 41.082853] RDX: ffff888018c85340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.084162] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001398f2f [ 41.085471] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.086792] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009cc7df8 [ 41.088119] FS: 00007f215a95c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.089595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.090693] CR2: 00007ffda086bef7 CR3: 000000000b963000 CR4: 0000000000350ef0 [ 41.092022] Call Trace: [ 41.092494] [ 41.092959] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.093882] ? __create_object+0x59/0x80 [ 41.094646] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.095631] __vmalloc_noprof+0x59/0x60 [ 41.096404] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.097298] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.098270] bpf_prog_alloc+0x39/0x200 [ 41.099030] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.099983] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.100925] do_seccomp+0x349/0x25e0 [ 41.101793] ? find_held_lock+0x2b/0x80 [ 41.102532] ? do_prlimit+0x310/0x610 [ 41.103291] ? __pfx_do_seccomp+0x10/0x10 [ 41.104098] ? do_raw_spin_unlock+0x53/0x220 [ 41.104946] ? _raw_spin_unlock+0x1e/0x40 [ 41.105697] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.106695] ? static_key_count+0x60/0x80 [ 41.107524] prctl_set_seccomp+0x4e/0x70 [ 41.108319] __do_sys_prctl+0xe6c/0x1d70 [ 41.109120] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.109993] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.110987] ? irqentry_exit+0xf3/0x650 [ 41.111763] do_syscall_64+0xbf/0x430 [ 41.112472] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.113441] RIP: 0033:0x7f215ae4e5cd [ 41.114172] 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 [ 41.117414] RSP: 002b:00007ffda08699c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.118818] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f215ae4e5cd [ 41.119949] RDX: 00005643b05efe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.121044] RBP: 00007ffda0869a20 R08: 0000000000000000 R09: 00007ffda08690c0 [ 41.122147] R10: 0000000000000000 R11: 0000000000000246 R12: 00005643ce5112b0 [ 41.123244] R13: 00007ffda0869e50 R14: 00005643ce513d20 R15: 00005643ce5258d0 [ 41.124358] [ 41.124765] irq event stamp: 1787 [ 41.125279] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 41.126594] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 41.127895] softirqs last enabled at (1708): [] handle_softirqs+0x50c/0x770 [ 41.129216] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 41.130528] ---[ end trace 0000000000000000 ]--- [ 41.805939] ------------[ cut here ]------------ [ 41.806390] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.807355] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 41.808065] Modules linked in: [ 41.808354] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.809342] Tainted: [W]=WARN [ 41.809619] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.810347] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.810803] 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 [ 41.812347] RSP: 0018:ffff888018c1fbc0 EFLAGS: 00010286 [ 41.812893] RAX: 0000000000000000 RBX: ffffed1003183f78 RCX: ffffffff813a4050 [ 41.813572] RDX: ffff88800e2c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.814226] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003183f2f [ 41.814811] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.815370] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018c1fdf8 [ 41.816075] FS: 00007fb91dccc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.816879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.817392] CR2: 00007ffd24615ef7 CR3: 0000000020002000 CR4: 0000000000350ef0 [ 41.818042] Call Trace: [ 41.818284] [ 41.818470] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.818923] ? __create_object+0x59/0x80 [ 41.819338] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.819844] __vmalloc_noprof+0x59/0x60 [ 41.820231] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.820627] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.821084] bpf_prog_alloc+0x39/0x200 [ 41.821418] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.821870] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.822291] do_seccomp+0x349/0x25e0 [ 41.822616] ? find_held_lock+0x2b/0x80 [ 41.822994] ? do_prlimit+0x310/0x610 [ 41.823331] ? __pfx_do_seccomp+0x10/0x10 [ 41.823685] ? do_raw_spin_unlock+0x53/0x220 [ 41.824090] ? _raw_spin_unlock+0x1e/0x40 [ 41.824443] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.824914] ? static_key_count+0x60/0x80 [ 41.825275] prctl_set_seccomp+0x4e/0x70 [ 41.825625] __do_sys_prctl+0xe6c/0x1d70 [ 41.826006] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.826403] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.826874] ? irqentry_exit+0xf3/0x650 [ 41.827273] do_syscall_64+0xbf/0x430 [ 41.827660] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.828187] RIP: 0033:0x7fb91e1be5cd [ 41.828517] 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 [ 41.830075] RSP: 002b:00007ffd24614cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.830771] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb91e1be5cd [ 41.831377] RDX: 000055870ccd4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.832018] RBP: 00007ffd24614d10 R08: 0000000000000000 R09: 00007ffd246143b0 [ 41.832621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558748b1db10 [ 41.833249] R13: 00007ffd24615140 R14: 0000558748b1e2b0 R15: 0000558748b326f0 [ 41.833885] [ 41.834093] irq event stamp: 1619 [ 41.834397] hardirqs last enabled at (1627): [] __up_console_sem+0x78/0x80 [ 41.835136] hardirqs last disabled at (1636): [] __up_console_sem+0x5d/0x80 [ 41.835874] softirqs last enabled at (1172): [] handle_softirqs+0x50c/0x770 [ 41.836602] softirqs last disabled at (1161): [] __irq_exit_rcu+0xc4/0x100 [ 41.837339] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17389' (ECDSA) to the list of known hosts. 2025/11/19 04:06:21 fuzzer started 2025/11/19 04:06:21 dialing manager at localhost:34383 2025/11/19 04:06:21 checking machine... 2025/11/19 04:06:21 checking revisions... [ 42.630969] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:06:21 testing simple program... [ 42.713216] cgroup: Unknown subsys name 'net' [ 42.776649] cgroup: Unknown subsys name 'cpuset' [ 42.788271] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:06:20 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff81c11ac5 RDX=ffff88800e9d1bc0 RSI=0000000000000000 RDI=0000000000000001 RBP=0000000000000000 RSP=ffff888017637a40 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000000 R11=0000000000000001 R12=ffffea00006a1300 R13=ffff8880094c3520 R14=ffff888017637df0 R15=dffffc0000000000 RIP=ffffffff81c11acf 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 00007f215a95c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffda0863000 CR3=000000002015a000 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=0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a XMM01=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=7720656c62697461706d6f63206d6874 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00ffffffffffffffffffffffffffffff XMM08=706d6f63206d687469726f676c612023 XMM09=00000000000000000000000000000000 XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001fcb1 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 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9c98c5a000 CR3=000000000dff0000 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=532497cd6714ceb1b84a628f40388d01 XMM02=2c67c8bc2e329bc300000000003042e0 XMM03=fb795ef6d65770560000000000311220 XMM04=359e13c9e5a58ce500000000000ae988 XMM05=d96330e2d2db86320000000000320778 XMM06=474038aa6c007e1f0000000000320600 XMM07=e042d86d42eb936e0000000000311c60 XMM08=8d6b940c0b042a560000000000304340 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000