[ 39.313014] ------------[ cut here ]------------ [ 39.313944] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.315965] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.317422] Modules linked in: [ 39.318017] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.320097] Tainted: [W]=WARN [ 39.320644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.322107] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.322963] 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 [ 39.326189] RSP: 0018:ffff8880161cfbc0 EFLAGS: 00010286 [ 39.327184] RAX: 0000000000000000 RBX: ffffed1002c39f78 RCX: ffffffff813a4050 [ 39.328451] RDX: ffff88800a88b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.329739] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c39f2f [ 39.331013] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.332272] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880161cfdf8 [ 39.333554] FS: 00007f2f110cf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.334969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.336034] CR2: 00007ffe36867ef8 CR3: 000000000bed3000 CR4: 0000000000350ef0 [ 39.337319] Call Trace: [ 39.337784] [ 39.338235] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.339116] ? __create_object+0x59/0x80 [ 39.339846] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.340803] __vmalloc_noprof+0x59/0x60 [ 39.341577] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.342438] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.343361] bpf_prog_alloc+0x39/0x200 [ 39.344045] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.344972] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.345880] do_seccomp+0x349/0x25e0 [ 39.346583] ? find_held_lock+0x2b/0x80 [ 39.347335] ? do_prlimit+0x310/0x610 [ 39.348030] ? __pfx_do_seccomp+0x10/0x10 [ 39.348816] ? do_raw_spin_unlock+0x53/0x220 [ 39.349653] ? _raw_spin_unlock+0x1e/0x40 [ 39.350434] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.351395] ? static_key_count+0x60/0x80 [ 39.352196] prctl_set_seccomp+0x4e/0x70 [ 39.352916] __do_sys_prctl+0xe6c/0x1d70 [ 39.353702] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.354549] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.355506] ? irqentry_exit+0xf3/0x650 [ 39.356262] do_syscall_64+0xbf/0x430 [ 39.356948] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.357902] RIP: 0033:0x7f2f115c15cd [ 39.358626] 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 [ 39.361764] RSP: 002b:00007ffe36865df0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.363116] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f115c15cd [ 39.364390] RDX: 0000557774fc4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.365671] RBP: 00007ffe36865e50 R08: 0000000000000000 R09: 00007ffe368654f0 [ 39.366929] R10: 0000000000000000 R11: 0000000000000246 R12: 000055777c7cfbf0 [ 39.368206] R13: 00007ffe36866280 R14: 000055777c7d9380 R15: 000055777c7e4460 [ 39.369485] [ 39.369912] irq event stamp: 1827 [ 39.370341] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 39.371304] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 39.372269] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 39.373249] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 39.374166] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.980395] ------------[ cut here ]------------ [ 42.980986] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.983262] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.984212] Modules linked in: [ 42.984609] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.986083] Tainted: [W]=WARN [ 42.986444] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.987374] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.987926] 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 [ 42.989965] RSP: 0018:ffff88801ade7bc0 EFLAGS: 00010286 [ 42.990611] RAX: 0000000000000000 RBX: ffffed10035bcf78 RCX: ffffffff813a4050 [ 42.991430] RDX: ffff888015971bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.992246] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035bcf2f [ 42.993030] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.993850] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ade7df8 [ 42.994666] FS: 00007f2f489fe900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.995580] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.996246] CR2: 00007ffef210cef8 CR3: 0000000020131000 CR4: 0000000000350ef0 [ 42.997035] Call Trace: [ 42.997351] [ 42.997623] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.998214] ? __create_object+0x59/0x80 [ 42.998685] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.999292] __vmalloc_noprof+0x59/0x60 [ 42.999751] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.000298] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.000862] bpf_prog_alloc+0x39/0x200 [ 43.001321] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.001885] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.002456] do_seccomp+0x349/0x25e0 [ 43.002883] ? find_held_lock+0x2b/0x80 [ 43.003357] ? do_prlimit+0x310/0x610 [ 43.003798] ? __pfx_do_seccomp+0x10/0x10 [ 43.004293] ? do_raw_spin_unlock+0x53/0x220 [ 43.004799] ? _raw_spin_unlock+0x1e/0x40 [ 43.005287] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.005869] ? static_key_count+0x60/0x80 [ 43.006374] prctl_set_seccomp+0x4e/0x70 [ 43.006838] __do_sys_prctl+0xe6c/0x1d70 [ 43.007328] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.007844] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.008452] ? irqentry_exit+0xf3/0x650 [ 43.008911] do_syscall_64+0xbf/0x430 [ 43.009380] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.009962] RIP: 0033:0x7f2f48ef05cd [ 43.010405] 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 [ 43.012425] RSP: 002b:00007ffef210b6e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.013297] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f48ef05cd [ 43.014114] RDX: 000055c434839e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.014901] RBP: 00007ffef210b740 R08: 0000000000000000 R09: 00007ffef210ade0 [ 43.015882] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c44f893ad0 [ 43.016918] R13: 00007ffef210bb70 R14: 000055c44f894bc0 R15: 000055c44f8a5780 [ 43.017895] [ 43.018194] irq event stamp: 2115 [ 43.018593] hardirqs last enabled at (2123): [] __up_console_sem+0x78/0x80 [ 43.019588] hardirqs last disabled at (2132): [] __up_console_sem+0x5d/0x80 [ 43.020592] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 43.021628] softirqs last disabled at (1805): [] __irq_exit_rcu+0xc4/0x100 [ 43.022656] ---[ end trace 0000000000000000 ]--- [ 43.742847] ------------[ cut here ]------------ [ 43.743775] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.745810] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.747258] Modules linked in: [ 43.747849] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.749835] Tainted: [W]=WARN [ 43.750425] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.751880] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.752811] 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 [ 43.756353] RSP: 0018:ffff8880168cfbc0 EFLAGS: 00010286 [ 43.757466] RAX: 0000000000000000 RBX: ffffed1002d19f78 RCX: ffffffff813a4050 [ 43.758843] RDX: ffff888019d7d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.760183] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d19f2f [ 43.761588] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.762939] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168cfdf8 [ 43.764288] FS: 00007fb019550900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.765829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.766987] CR2: 00007ffdff798ef8 CR3: 000000000e17f000 CR4: 0000000000350ef0 [ 43.768276] Call Trace: [ 43.768745] [ 43.769188] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.770105] ? __create_object+0x59/0x80 [ 43.770852] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.771819] __vmalloc_noprof+0x59/0x60 [ 43.772567] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.773431] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.774371] bpf_prog_alloc+0x39/0x200 [ 43.775101] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.775983] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.776873] do_seccomp+0x349/0x25e0 [ 43.777599] ? find_held_lock+0x2b/0x80 [ 43.778351] ? do_prlimit+0x310/0x610 [ 43.779053] ? __pfx_do_seccomp+0x10/0x10 [ 43.779833] ? do_raw_spin_unlock+0x53/0x220 [ 43.780665] ? _raw_spin_unlock+0x1e/0x40 [ 43.781444] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.782415] ? static_key_count+0x60/0x80 [ 43.783222] prctl_set_seccomp+0x4e/0x70 [ 43.783947] __do_sys_prctl+0xe6c/0x1d70 [ 43.784731] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.785601] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.786583] ? irqentry_exit+0xf3/0x650 [ 43.787347] do_syscall_64+0xbf/0x430 [ 43.788033] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.788984] RIP: 0033:0x7fb019a425cd [ 43.789708] 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 [ 43.792864] RSP: 002b:00007ffdff7968f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.794277] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb019a425cd [ 43.795555] RDX: 000055c35f431e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.796848] RBP: 00007ffdff796950 R08: 0000000000000000 R09: 00007ffdff795ff0 [ 43.798132] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c36c59cad0 [ 43.799500] R13: 00007ffdff796d80 R14: 000055c36c59dbc0 R15: 000055c36c5ae780 [ 43.801053] [ 43.801529] irq event stamp: 1909 [ 43.802193] hardirqs last enabled at (1919): [] __up_console_sem+0x78/0x80 [ 43.803720] hardirqs last disabled at (1928): [] __up_console_sem+0x5d/0x80 [ 43.805234] softirqs last enabled at (1896): [] handle_softirqs+0x50c/0x770 [ 43.806798] softirqs last disabled at (1885): [] __irq_exit_rcu+0xc4/0x100 [ 43.808319] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8603' (ECDSA) to the list of known hosts. 2025/11/17 21:13:23 fuzzer started 2025/11/17 21:13:24 dialing manager at localhost:37895 2025/11/17 21:13:24 checking machine... 2025/11/17 21:13:24 checking revisions... [ 44.658567] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:13:24 testing simple program... [ 44.747587] cgroup: Unknown subsys name 'net' [ 44.809970] cgroup: Unknown subsys name 'cpuset' [ 44.829475] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:13:23 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888019d6fa80 RCX=0000000000000001 RDX=1ffff110033adf52 RSI=ffff888019d6fee0 RDI=ffff888019d6fa90 RBP=ffff888019d6fee0 RSP=ffff888019d6f9d8 R8 =0000000000000001 R9 =ffff888019d6fac0 R10=000000000003c9ed R11=000000000009a692 R12=0000000000000008 R13=ffff888019d68000 R14=ffff888019d6fee0 R15=ffff888019d6fa80 RIP=ffffffff8135e288 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 00007f2f489fe900 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=00007ffef2105000 CR3=0000000020161000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001e475 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=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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd8ce63ca8 CR3=000000000c85c000 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=3a7e89bcd0e844b56a473c8f58cfbe4e XMM02=2c67c8bc2e329bc30000000000302428 XMM03=fb795ef6d6577056000000000030ddd0 XMM04=af23f989cdaeaa5a00000000000ae988 XMM05=9528e78c855f9cd2000000000031f828 XMM06=5b75c91c80445342000000000031e680 XMM07=e042d86d42eb936e000000000030e0a8 XMM08=4c011b8e753dc12b0000000000302488 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000