syzkaller login: [ 46.663059] ------------[ cut here ]------------ [ 46.663949] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.665973] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.667480] Modules linked in: [ 46.668096] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.670146] Tainted: [W]=WARN [ 46.670753] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.672254] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.673174] 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 [ 46.676379] RSP: 0018:ffff8880159cfbc0 EFLAGS: 00010286 [ 46.677365] RAX: 0000000000000000 RBX: ffffed1002b39f78 RCX: ffffffff813a4050 [ 46.678666] RDX: ffff88800f598000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.679982] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b39f2f [ 46.681259] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.682552] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159cfdf8 [ 46.683857] FS: 00007fb9aae07900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.685322] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.686399] CR2: 00007ffd76a9bef7 CR3: 000000000d6cb000 CR4: 0000000000350ef0 [ 46.687721] Call Trace: [ 46.688192] [ 46.688650] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.689544] ? __create_object+0x59/0x80 [ 46.690283] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.691282] __vmalloc_noprof+0x59/0x60 [ 46.692045] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.692915] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.693858] bpf_prog_alloc+0x39/0x200 [ 46.694590] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.695538] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.696397] do_seccomp+0x349/0x25e0 [ 46.697124] ? find_held_lock+0x2b/0x80 [ 46.697874] ? do_prlimit+0x310/0x610 [ 46.698625] ? __pfx_do_seccomp+0x10/0x10 [ 46.699372] ? do_raw_spin_unlock+0x53/0x220 [ 46.700210] ? _raw_spin_unlock+0x1e/0x40 [ 46.700996] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.701964] ? static_key_count+0x60/0x80 [ 46.702771] prctl_set_seccomp+0x4e/0x70 [ 46.703564] __do_sys_prctl+0xe6c/0x1d70 [ 46.704306] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.705168] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.706141] ? irqentry_exit+0xf3/0x650 [ 46.706898] do_syscall_64+0xbf/0x430 [ 46.707666] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.708621] RIP: 0033:0x7fb9ab2f95cd [ 46.709294] 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 [ 46.712507] RSP: 002b:00007ffd76a99950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.713969] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb9ab2f95cd [ 46.715247] RDX: 0000564badc95e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.716507] RBP: 00007ffd76a999b0 R08: 0000000000000000 R09: 00007ffd76a99050 [ 46.717767] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564bde72ab10 [ 46.719021] R13: 00007ffd76a99de0 R14: 0000564bde72b2b0 R15: 0000564bde73f6f0 [ 46.720308] [ 46.720765] irq event stamp: 1725 [ 46.721351] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 46.722840] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 46.724344] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 46.725850] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 46.727368] ---[ end trace 0000000000000000 ]--- [ 49.772156] ------------[ cut here ]------------ [ 49.773095] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.775100] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.776554] Modules linked in: [ 49.777148] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.779175] Tainted: [W]=WARN [ 49.779784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.781531] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.782416] 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 [ 49.785738] RSP: 0018:ffff888016d47bc0 EFLAGS: 00010286 [ 49.786723] RAX: 0000000000000000 RBX: ffffed1002da8f78 RCX: ffffffff813a4050 [ 49.788029] RDX: ffff888015b78000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.789330] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da8f2f [ 49.790622] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.791929] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d47df8 [ 49.793223] FS: 00007f7cc2ddb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.794825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.796005] CR2: 00007ffe5e677ef7 CR3: 000000000b388000 CR4: 0000000000350ef0 [ 49.797477] Call Trace: [ 49.798011] [ 49.798542] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.799589] ? __create_object+0x59/0x80 [ 49.800428] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.801589] __vmalloc_noprof+0x59/0x60 [ 49.802409] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.803431] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.804515] bpf_prog_alloc+0x39/0x200 [ 49.805308] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.806377] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.807431] do_seccomp+0x349/0x25e0 [ 49.808252] ? find_held_lock+0x2b/0x80 [ 49.809124] ? do_prlimit+0x310/0x610 [ 49.809980] ? __pfx_do_seccomp+0x10/0x10 [ 49.810884] ? do_raw_spin_unlock+0x53/0x220 [ 49.811821] ? _raw_spin_unlock+0x1e/0x40 [ 49.812604] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.813569] ? static_key_count+0x60/0x80 [ 49.814322] prctl_set_seccomp+0x4e/0x70 [ 49.815114] __do_sys_prctl+0xe6c/0x1d70 [ 49.815903] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.816755] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.817712] ? irqentry_exit+0xf3/0x650 [ 49.818433] do_syscall_64+0xbf/0x430 [ 49.819255] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.820300] RIP: 0033:0x7f7cc32cd5cd [ 49.821081] 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 [ 49.824588] RSP: 002b:00007ffe5e676140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.826092] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7cc32cd5cd [ 49.827516] RDX: 0000563b87dd5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.828937] RBP: 00007ffe5e6761a0 R08: 0000000000000000 R09: 00007ffe5e675840 [ 49.830352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563b8c567bf0 [ 49.831726] R13: 00007ffe5e6765d0 R14: 0000563b8c571380 R15: 0000563b8c57c460 [ 49.832979] [ 49.833369] irq event stamp: 1905 [ 49.834005] hardirqs last enabled at (1915): [] __up_console_sem+0x78/0x80 [ 49.835479] hardirqs last disabled at (1924): [] __up_console_sem+0x5d/0x80 [ 49.836922] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 49.838478] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 49.839876] ---[ end trace 0000000000000000 ]--- [ 50.578848] ------------[ cut here ]------------ [ 50.579605] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.581209] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.582397] Modules linked in: [ 50.582919] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.584561] Tainted: [W]=WARN [ 50.585016] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.586212] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.586963] 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 [ 50.589559] RSP: 0018:ffff888016d77bc0 EFLAGS: 00010286 [ 50.590331] RAX: 0000000000000000 RBX: ffffed1002daef78 RCX: ffffffff813a4050 [ 50.591384] RDX: ffff88801b503780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.592429] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002daef2f [ 50.593491] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.594533] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d77df8 [ 50.595590] FS: 00007f6b3041a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.596768] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.597644] CR2: 00007fffd2cb8ef7 CR3: 000000001fb2e000 CR4: 0000000000350ef0 [ 50.598691] Call Trace: [ 50.599081] [ 50.599418] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.600145] ? __create_object+0x59/0x80 [ 50.600779] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.601568] __vmalloc_noprof+0x59/0x60 [ 50.602151] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.602859] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.603628] bpf_prog_alloc+0x39/0x200 [ 50.604194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.604945] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.605681] do_seccomp+0x349/0x25e0 [ 50.606234] ? find_held_lock+0x2b/0x80 [ 50.606853] ? do_prlimit+0x310/0x610 [ 50.607439] ? __pfx_do_seccomp+0x10/0x10 [ 50.608079] ? do_raw_spin_unlock+0x53/0x220 [ 50.608760] ? _raw_spin_unlock+0x1e/0x40 [ 50.609369] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.610154] ? static_key_count+0x60/0x80 [ 50.610805] prctl_set_seccomp+0x4e/0x70 [ 50.611415] __do_sys_prctl+0xe6c/0x1d70 [ 50.612065] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.612760] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.613548] ? irqentry_exit+0xf3/0x650 [ 50.614144] do_syscall_64+0xbf/0x430 [ 50.614745] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.615520] RIP: 0033:0x7f6b3090c5cd [ 50.616060] 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 [ 50.618665] RSP: 002b:00007fffd2cb7300 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.619796] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b3090c5cd [ 50.620844] RDX: 00005597bb767e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.621890] RBP: 00007fffd2cb7360 R08: 0000000000000000 R09: 00007fffd2cb6a00 [ 50.622935] R10: 0000000000000000 R11: 0000000000000246 R12: 00005597e905e2b0 [ 50.624003] R13: 00007fffd2cb7790 R14: 00005597e9060d20 R15: 00005597e90728d0 [ 50.625074] [ 50.625429] irq event stamp: 1789 [ 50.625955] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 50.627212] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 50.628467] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 50.629732] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 50.630968] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45199' (ECDSA) to the list of known hosts. 2025/11/19 04:04:47 fuzzer started 2025/11/19 04:04:47 dialing manager at localhost:34383 2025/11/19 04:04:47 checking machine... 2025/11/19 04:04:47 checking revisions... [ 51.654309] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:04:48 testing simple program... [ 51.741638] cgroup: Unknown subsys name 'net' [ 51.811599] cgroup: Unknown subsys name 'cpuset' [ 51.822990] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:04:47 Registers: info registers vcpu 0 RAX=000000008103002b RBX=ffff8880159c3780 RCX=00000000e0aeacb6 RDX=00000000e0aeacb6 RSI=00000000545e25af RDI=00000000b02b128b RBP=ffff8880159c41d8 RSP=ffff8880194f73d8 R8 =0000000000000003 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff8880159c4250 R13=00000000350cd265 R14=0000000000000000 R15=0000000000000003 RIP=ffffffff815275de RFL=00000087 [--S--PC] 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 00007f9866e70700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe5e670000 CR3=0000000009c9f000 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=2036343a34303a343020393120766f4e XMM01=6964206465766965636552203a5d3933 XMM02=6f63736964203a31313a303036393320 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036343a34303a3430203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000055e74e8ad490 RBX=000055e74e8a5d60 RCX=000055e74e8b5160 RDX=0000000000000003 RSI=0000000000800000 RDI=000055e74e8ad330 RBP=0000000000000006 RSP=00007fff32f332a0 R8 =00000000000aec40 R9 =00000000000aec30 R10=0000000000000002 R11=00007f718880dd00 R12=000055e74e8b5160 R13=00000000000aec30 R14=00000000000aec30 R15=0000000000000000 RIP=00007f7189c868a2 RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f71890f4900 00000000 00000000 GS =0000 0000000000000000 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=00007ffea482c3a8 CR3=000000000b94b000 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=7e8a42789393c4b70000000000306700 XMM01=48b71c9b4c2b6991f84f528a4e30d635 XMM02=2c67c8bc2e329bc30000000000306a40 XMM03=fb795ef6d657705600000000003136e8 XMM04=dbce67c0ef26d31800000000000ae988 XMM05=07c8bb74b6c04a440000000000322580 XMM06=2a8b3970884b56b1000000000031be88 XMM07=e042d86d42eb936e0000000000313968 XMM08=83f99694240205700000000000306aa0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000